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Merge branch 'cloudflare:master' into tunnel-health

This commit is contained in:
Mads Jon Nielsen 2024-06-21 07:55:18 +02:00 committed by GitHub
parent e759716ce7 628176a2d6
commit 5d229fd917
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GPG Key ID: B5690EEEBB952194
289 changed files with 29592 additions and 22746 deletions
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17
RELEASE_NOTES
View File

@ -1,3 +1,20 @@
2024.6.1
- 2024-06-12 TUN-8461: Don't log Failed to send session payload if the error is EOF
- 2024-06-07 TUN-8456: Update quic-go to 0.45 and collect mtu and congestion control metrics
- 2024-06-06 TUN-8452: Add flag to control QUIC stream-level flow control limit
- 2024-06-06 TUN-8451: Log QUIC flow control frames and transport parameters received
- 2024-06-05 TUN-8449: Add flag to control QUIC connection-level flow control limit and increase default to 30MB
2024.6.0
- 2024-05-30 TUN-8441: Correct UDP total sessions metric to a counter and add new ICMP metrics
- 2024-05-28 TUN-8422: Add metrics for capnp method calls
- 2024-05-24 TUN-8424: Refactor capnp registration server
- 2024-05-23 TUN-8427: Fix BackoffHandler's internally shared clock structure
- 2024-05-21 TUN-8425: Remove ICMP binding for quick tunnels
- 2024-05-20 TUN-8423: Deprecate older legacy tunnel capnp interfaces
- 2024-05-15 TUN-8419: Add capnp safe transport
- 2024-05-13 TUN-8415: Refactor capnp rpc into a single module
2024.5.0 2024.5.0
- 2024-05-07 TUN-8407: Upgrade go to version 1.22.2 - 2024-05-07 TUN-8407: Upgrade go to version 1.22.2

33
cmd/cloudflared/tunnel/cmd.go
View File

@ -89,6 +89,14 @@ const (
// Note that this may result in packet drops for UDP proxying, since we expect being able to send at least 1280 bytes of inner packets. // Note that this may result in packet drops for UDP proxying, since we expect being able to send at least 1280 bytes of inner packets.
quicDisablePathMTUDiscovery = "quic-disable-pmtu-discovery" quicDisablePathMTUDiscovery = "quic-disable-pmtu-discovery"
// quicConnLevelFlowControlLimit controls the max flow control limit allocated for a QUIC connection. This controls how much data is the
// receiver willing to buffer. Once the limit is reached, the sender will send a DATA_BLOCKED frame to indicate it has more data to write,
// but it's blocked by flow control
quicConnLevelFlowControlLimit = "quic-connection-level-flow-control-limit"
// quicStreamLevelFlowControlLimit is similar to quicConnLevelFlowControlLimit but for each QUIC stream. When the sender is blocked,
// it will send a STREAM_DATA_BLOCKED frame
quicStreamLevelFlowControlLimit = "quic-stream-level-flow-control-limit"
// uiFlag is to enable launching cloudflared in interactive UI mode // uiFlag is to enable launching cloudflared in interactive UI mode
uiFlag = "ui" uiFlag = "ui"
@ -288,7 +296,7 @@ func routeFromFlag(c *cli.Context) (route cfapi.HostnameRoute, ok bool) {
func StartServer( func StartServer(
c *cli.Context, c *cli.Context,
info *cliutil.BuildInfo, info *cliutil.BuildInfo,
namedTunnel *connection.NamedTunnelProperties, namedTunnel *connection.TunnelProperties,
log *zerolog.Logger, log *zerolog.Logger,
) error { ) error {
err := sentry.Init(sentry.ClientOptions{ err := sentry.Init(sentry.ClientOptions{
@ -410,6 +418,11 @@ func StartServer(
} }
} }
// Disable ICMP packet routing for quick tunnels
if quickTunnelURL != "" {
tunnelConfig.PacketConfig = nil
}
internalRules := []ingress.Rule{} internalRules := []ingress.Rule{}
if features.Contains(features.FeatureManagementLogs) { if features.Contains(features.FeatureManagementLogs) {
serviceIP := c.String("service-op-ip") serviceIP := c.String("service-op-ip")
@ -659,9 +672,9 @@ func tunnelFlags(shouldHide bool) []cli.Flag {
}), }),
altsrc.NewStringSliceFlag(&cli.StringSliceFlag{ altsrc.NewStringSliceFlag(&cli.StringSliceFlag{
Name: "tag", Name: "tag",
Usage: "Custom tags used to identify this tunnel, in format `KEY=VALUE`. Multiple tags may be specified", Usage: "Custom tags used to identify this tunnel via added HTTP request headers to the origin, in format `KEY=VALUE`. Multiple tags may be specified.",
EnvVars: []string{"TUNNEL_TAG"}, EnvVars: []string{"TUNNEL_TAG"},
Hidden: shouldHide, Hidden: true,
}), }),
altsrc.NewDurationFlag(&cli.DurationFlag{ altsrc.NewDurationFlag(&cli.DurationFlag{
Name: "heartbeat-interval", Name: "heartbeat-interval",
@ -714,6 +727,20 @@ func tunnelFlags(shouldHide bool) []cli.Flag {
Value: false, Value: false,
Hidden: true, Hidden: true,
}), }),
altsrc.NewIntFlag(&cli.IntFlag{
Name: quicConnLevelFlowControlLimit,
EnvVars: []string{"TUNNEL_QUIC_CONN_LEVEL_FLOW_CONTROL_LIMIT"},
Usage: "Use this option to change the connection-level flow control limit for QUIC transport.",
Value: 30 * (1 << 20), // 30 MB
Hidden: true,
}),
altsrc.NewIntFlag(&cli.IntFlag{
Name: quicStreamLevelFlowControlLimit,
EnvVars: []string{"TUNNEL_QUIC_STREAM_LEVEL_FLOW_CONTROL_LIMIT"},
Usage: "Use this option to change the connection-level flow control limit for QUIC transport.",
Value: 6 * (1 << 20), // 6 MB
Hidden: true,
}),
altsrc.NewStringFlag(&cli.StringFlag{ altsrc.NewStringFlag(&cli.StringFlag{
Name: connectorLabelFlag, Name: connectorLabelFlag,
Usage: "Use this option to give a meaningful label to a specific connector. When a tunnel starts up, a connector id unique to the tunnel is generated. This is a uuid. To make it easier to identify a connector, we will use the hostname of the machine the tunnel is running on along with the connector ID. This option exists if one wants to have more control over what their individual connectors are called.", Usage: "Use this option to give a meaningful label to a specific connector. When a tunnel starts up, a connector id unique to the tunnel is generated. This is a uuid. To make it easier to identify a connector, we will use the hostname of the machine the tunnel is running on along with the connector ID. This option exists if one wants to have more control over what their individual connectors are called.",

12
cmd/cloudflared/tunnel/configuration.go
View File

@ -27,7 +27,7 @@ import (
"github.com/cloudflare/cloudflared/orchestration" "github.com/cloudflare/cloudflared/orchestration"
"github.com/cloudflare/cloudflared/supervisor" "github.com/cloudflare/cloudflared/supervisor"
"github.com/cloudflare/cloudflared/tlsconfig" "github.com/cloudflare/cloudflared/tlsconfig"
tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs" "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
) )
const ( const (
@ -108,7 +108,7 @@ func isSecretEnvVar(key string) bool {
return false return false
} }
func dnsProxyStandAlone(c *cli.Context, namedTunnel *connection.NamedTunnelProperties) bool { func dnsProxyStandAlone(c *cli.Context, namedTunnel *connection.TunnelProperties) bool {
return c.IsSet("proxy-dns") && return c.IsSet("proxy-dns") &&
!(c.IsSet("name") || // adhoc-named tunnel !(c.IsSet("name") || // adhoc-named tunnel
c.IsSet(ingress.HelloWorldFlag) || // quick or named tunnel c.IsSet(ingress.HelloWorldFlag) || // quick or named tunnel
@ -121,7 +121,7 @@ func prepareTunnelConfig(
info *cliutil.BuildInfo, info *cliutil.BuildInfo,
log, logTransport *zerolog.Logger, log, logTransport *zerolog.Logger,
observer *connection.Observer, observer *connection.Observer,
namedTunnel *connection.NamedTunnelProperties, namedTunnel *connection.TunnelProperties,
) (*supervisor.TunnelConfig, *orchestration.Config, error) { ) (*supervisor.TunnelConfig, *orchestration.Config, error) {
clientID, err := uuid.NewRandom() clientID, err := uuid.NewRandom()
if err != nil { if err != nil {
@ -133,7 +133,7 @@ func prepareTunnelConfig(
log.Err(err).Msg("Tag parse failure") log.Err(err).Msg("Tag parse failure")
return nil, nil, errors.Wrap(err, "Tag parse failure") return nil, nil, errors.Wrap(err, "Tag parse failure")
} }
tags = append(tags, tunnelpogs.Tag{Name: "ID", Value: clientID.String()}) tags = append(tags, pogs.Tag{Name: "ID", Value: clientID.String()})
transportProtocol := c.String("protocol") transportProtocol := c.String("protocol")
@ -166,7 +166,7 @@ func prepareTunnelConfig(
) )
} }
namedTunnel.Client = tunnelpogs.ClientInfo{ namedTunnel.Client = pogs.ClientInfo{
ClientID: clientID[:], ClientID: clientID[:],
Features: clientFeatures, Features: clientFeatures,
Version: info.Version(), Version: info.Version(),
@ -249,6 +249,8 @@ func prepareTunnelConfig(
RPCTimeout: c.Duration(rpcTimeout), RPCTimeout: c.Duration(rpcTimeout),
WriteStreamTimeout: c.Duration(writeStreamTimeout), WriteStreamTimeout: c.Duration(writeStreamTimeout),
DisableQUICPathMTUDiscovery: c.Bool(quicDisablePathMTUDiscovery), DisableQUICPathMTUDiscovery: c.Bool(quicDisablePathMTUDiscovery),
QUICConnectionLevelFlowControlLimit: c.Uint64(quicConnLevelFlowControlLimit),
QUICStreamLevelFlowControlLimit: c.Uint64(quicStreamLevelFlowControlLimit),
} }
packetConfig, err := newPacketConfig(c, log) packetConfig, err := newPacketConfig(c, log)
if err != nil { if err != nil {

2
cmd/cloudflared/tunnel/quick_tunnel.go
View File

@ -79,7 +79,7 @@ func RunQuickTunnel(sc *subcommandContext) error {
return StartServer( return StartServer(
sc.c, sc.c,
buildInfo, buildInfo,
&connection.NamedTunnelProperties{Credentials: credentials, QuickTunnelUrl: data.Result.Hostname}, &connection.TunnelProperties{Credentials: credentials, QuickTunnelUrl: data.Result.Hostname},
sc.log, sc.log,
) )
} }

2
cmd/cloudflared/tunnel/subcommand_context.go
View File

@ -261,7 +261,7 @@ func (sc *subcommandContext) runWithCredentials(credentials connection.Credentia
return StartServer( return StartServer(
sc.c, sc.c,
buildInfo, buildInfo,
&connection.NamedTunnelProperties{Credentials: credentials}, &connection.TunnelProperties{Credentials: credentials},
sc.log, sc.log,
) )
} }

12
cmd/cloudflared/tunnel/tag.go
View File

@ -4,23 +4,23 @@ import (
"fmt" "fmt"
"regexp" "regexp"
tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs" "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
) )
// Restrict key names to characters allowed in an HTTP header name. // Restrict key names to characters allowed in an HTTP header name.
// Restrict key values to printable characters (what is recognised as data in an HTTP header value). // Restrict key values to printable characters (what is recognised as data in an HTTP header value).
var tagRegexp = regexp.MustCompile("^([a-zA-Z0-9!#$%&'*+\\-.^_`|~]+)=([[:print:]]+)$") var tagRegexp = regexp.MustCompile("^([a-zA-Z0-9!#$%&'*+\\-.^_`|~]+)=([[:print:]]+)$")
func NewTagFromCLI(compoundTag string) (tunnelpogs.Tag, bool) { func NewTagFromCLI(compoundTag string) (pogs.Tag, bool) {
matches := tagRegexp.FindStringSubmatch(compoundTag) matches := tagRegexp.FindStringSubmatch(compoundTag)
if len(matches) == 0 { if len(matches) == 0 {
return tunnelpogs.Tag{}, false return pogs.Tag{}, false
} }
return tunnelpogs.Tag{Name: matches[1], Value: matches[2]}, true return pogs.Tag{Name: matches[1], Value: matches[2]}, true
} }
func NewTagSliceFromCLI(tags []string) ([]tunnelpogs.Tag, error) { func NewTagSliceFromCLI(tags []string) ([]pogs.Tag, error) {
var tagSlice []tunnelpogs.Tag var tagSlice []pogs.Tag
for _, compoundTag := range tags { for _, compoundTag := range tags {
if tag, ok := NewTagFromCLI(compoundTag); ok { if tag, ok := NewTagFromCLI(compoundTag); ok {
tagSlice = append(tagSlice, tag) tagSlice = append(tagSlice, tag)

10
cmd/cloudflared/tunnel/tag_test.go
View File

@ -3,7 +3,7 @@ package tunnel
import ( import (
"testing" "testing"
tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs" "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
"github.com/stretchr/testify/assert" "github.com/stretchr/testify/assert"
) )
@ -11,12 +11,12 @@ import (
func TestSingleTag(t *testing.T) { func TestSingleTag(t *testing.T) {
testCases := []struct { testCases := []struct {
Input string Input string
Output tunnelpogs.Tag Output pogs.Tag
Fail bool Fail bool
}{ }{
{Input: "x=y", Output: tunnelpogs.Tag{Name: "x", Value: "y"}}, {Input: "x=y", Output: pogs.Tag{Name: "x", Value: "y"}},
{Input: "More-Complex=Tag Values", Output: tunnelpogs.Tag{Name: "More-Complex", Value: "Tag Values"}}, {Input: "More-Complex=Tag Values", Output: pogs.Tag{Name: "More-Complex", Value: "Tag Values"}},
{Input: "First=Equals=Wins", Output: tunnelpogs.Tag{Name: "First", Value: "Equals=Wins"}}, {Input: "First=Equals=Wins", Output: pogs.Tag{Name: "First", Value: "Equals=Wins"}},
{Input: "x=", Fail: true}, {Input: "x=", Fail: true},
{Input: "=y", Fail: true}, {Input: "=y", Fail: true},
{Input: "=", Fail: true}, {Input: "=", Fail: true},

10
component-tests/test_tail.py
View File

@ -47,7 +47,12 @@ class TestTail:
url = cfd_cli.get_management_wsurl("logs", config, config_path) url = cfd_cli.get_management_wsurl("logs", config, config_path)
async with connect(url, open_timeout=5, close_timeout=5) as websocket: async with connect(url, open_timeout=5, close_timeout=5) as websocket:
# send start_streaming # send start_streaming
await websocket.send('{"type": "start_streaming"}') await websocket.send(json.dumps({
"type": "start_streaming",
"filters": {
"events": ["http"]
}
}))
# send some http requests to the tunnel to trigger some logs # send some http requests to the tunnel to trigger some logs
await generate_and_validate_http_events(websocket, config.get_url(), 10) await generate_and_validate_http_events(websocket, config.get_url(), 10)
# send stop_streaming # send stop_streaming
@ -99,7 +104,8 @@ class TestTail:
await websocket.send(json.dumps({ await websocket.send(json.dumps({
"type": "start_streaming", "type": "start_streaming",
"filters": { "filters": {
"sampling": 0.5 "sampling": 0.5,
"events": ["http"]
} }
})) }))
# don't expect any http logs # don't expect any http logs

2
connection/connection.go
View File

@ -42,7 +42,7 @@ type Orchestrator interface {
GetOriginProxy() (OriginProxy, error) GetOriginProxy() (OriginProxy, error)
} }
type NamedTunnelProperties struct { type TunnelProperties struct {
Credentials Credentials Credentials Credentials
Client pogs.ClientInfo Client pogs.ClientInfo
QuickTunnelUrl string QuickTunnelUrl string

58
connection/control.go
View File

@ -6,25 +6,25 @@ import (
"net" "net"
"time" "time"
"github.com/rs/zerolog"
"github.com/cloudflare/cloudflared/management" "github.com/cloudflare/cloudflared/management"
"github.com/cloudflare/cloudflared/tunnelrpc"
tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs" tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
) )
// RPCClientFunc derives a named tunnel rpc client that can then be used to register and unregister connections. // registerClient derives a named tunnel rpc client that can then be used to register and unregister connections.
type RPCClientFunc func(context.Context, io.ReadWriteCloser, *zerolog.Logger) NamedTunnelRPCClient type registerClientFunc func(context.Context, io.ReadWriteCloser, time.Duration) tunnelrpc.RegistrationClient
type controlStream struct { type controlStream struct {
observer *Observer observer *Observer
connectedFuse ConnectedFuse connectedFuse ConnectedFuse
namedTunnelProperties *NamedTunnelProperties tunnelProperties *TunnelProperties
connIndex uint8 connIndex uint8
edgeAddress net.IP edgeAddress net.IP
protocol Protocol protocol Protocol
newRPCClientFunc RPCClientFunc registerClientFunc registerClientFunc
registerTimeout time.Duration
gracefulShutdownC <-chan struct{} gracefulShutdownC <-chan struct{}
gracePeriod time.Duration gracePeriod time.Duration
@ -47,22 +47,24 @@ type TunnelConfigJSONGetter interface {
func NewControlStream( func NewControlStream(
observer *Observer, observer *Observer,
connectedFuse ConnectedFuse, connectedFuse ConnectedFuse,
namedTunnelConfig *NamedTunnelProperties, tunnelProperties *TunnelProperties,
connIndex uint8, connIndex uint8,
edgeAddress net.IP, edgeAddress net.IP,
newRPCClientFunc RPCClientFunc, registerClientFunc registerClientFunc,
registerTimeout time.Duration,
gracefulShutdownC <-chan struct{}, gracefulShutdownC <-chan struct{},
gracePeriod time.Duration, gracePeriod time.Duration,
protocol Protocol, protocol Protocol,
) ControlStreamHandler { ) ControlStreamHandler {
if newRPCClientFunc == nil { if registerClientFunc == nil {
newRPCClientFunc = newRegistrationRPCClient registerClientFunc = tunnelrpc.NewRegistrationClient
} }
return &controlStream{ return &controlStream{
observer: observer, observer: observer,
connectedFuse: connectedFuse, connectedFuse: connectedFuse,
namedTunnelProperties: namedTunnelConfig, tunnelProperties: tunnelProperties,
newRPCClientFunc: newRPCClientFunc, registerClientFunc: registerClientFunc,
registerTimeout: registerTimeout,
connIndex: connIndex, connIndex: connIndex,
edgeAddress: edgeAddress, edgeAddress: edgeAddress,
gracefulShutdownC: gracefulShutdownC, gracefulShutdownC: gracefulShutdownC,
@ -77,13 +79,25 @@ func (c *controlStream) ServeControlStream(
connOptions *tunnelpogs.ConnectionOptions, connOptions *tunnelpogs.ConnectionOptions,
tunnelConfigGetter TunnelConfigJSONGetter, tunnelConfigGetter TunnelConfigJSONGetter,
) error { ) error {
rpcClient := c.newRPCClientFunc(ctx, rw, c.observer.log) registrationClient := c.registerClientFunc(ctx, rw, c.registerTimeout)
registrationDetails, err := rpcClient.RegisterConnection(ctx, c.namedTunnelProperties, connOptions, c.connIndex, c.edgeAddress, c.observer) registrationDetails, err := registrationClient.RegisterConnection(
ctx,
c.tunnelProperties.Credentials.Auth(),
c.tunnelProperties.Credentials.TunnelID,
connOptions,
c.connIndex,
c.edgeAddress)
if err != nil { if err != nil {
rpcClient.Close() defer registrationClient.Close()
return err if err.Error() == DuplicateConnectionError {
c.observer.metrics.regFail.WithLabelValues("dup_edge_conn", "registerConnection").Inc()
return errDuplicationConnection
} }
c.observer.metrics.regFail.WithLabelValues("server_error", "registerConnection").Inc()
return serverRegistrationErrorFromRPC(err)
}
c.observer.metrics.regSuccess.WithLabelValues("registerConnection").Inc()
c.observer.logConnected(registrationDetails.UUID, c.connIndex, registrationDetails.Location, c.edgeAddress, c.protocol) c.observer.logConnected(registrationDetails.UUID, c.connIndex, registrationDetails.Location, c.edgeAddress, c.protocol)
c.observer.sendConnectedEvent(c.connIndex, c.protocol, registrationDetails.Location) c.observer.sendConnectedEvent(c.connIndex, c.protocol, registrationDetails.Location)
@ -92,21 +106,23 @@ func (c *controlStream) ServeControlStream(
// if conn index is 0 and tunnel is not remotely managed, then send local ingress rules configuration // if conn index is 0 and tunnel is not remotely managed, then send local ingress rules configuration
if c.connIndex == 0 && !registrationDetails.TunnelIsRemotelyManaged { if c.connIndex == 0 && !registrationDetails.TunnelIsRemotelyManaged {
if tunnelConfig, err := tunnelConfigGetter.GetConfigJSON(); err == nil { if tunnelConfig, err := tunnelConfigGetter.GetConfigJSON(); err == nil {
if err := rpcClient.SendLocalConfiguration(ctx, tunnelConfig, c.observer); err != nil { if err := registrationClient.SendLocalConfiguration(ctx, tunnelConfig); err != nil {
c.observer.metrics.localConfigMetrics.pushesErrors.Inc()
c.observer.log.Err(err).Msg("unable to send local configuration") c.observer.log.Err(err).Msg("unable to send local configuration")
} }
c.observer.metrics.localConfigMetrics.pushes.Inc()
} else { } else {
c.observer.log.Err(err).Msg("failed to obtain current configuration") c.observer.log.Err(err).Msg("failed to obtain current configuration")
} }
} }
c.waitForUnregister(ctx, rpcClient) c.waitForUnregister(ctx, registrationClient)
return nil return nil
} }
func (c *controlStream) waitForUnregister(ctx context.Context, rpcClient NamedTunnelRPCClient) { func (c *controlStream) waitForUnregister(ctx context.Context, registrationClient tunnelrpc.RegistrationClient) {
// wait for connection termination or start of graceful shutdown // wait for connection termination or start of graceful shutdown
defer rpcClient.Close() defer registrationClient.Close()
select { select {
case <-ctx.Done(): case <-ctx.Done():
break break
@ -115,7 +131,7 @@ func (c *controlStream) waitForUnregister(ctx context.Context, rpcClient NamedTu
} }
c.observer.sendUnregisteringEvent(c.connIndex) c.observer.sendUnregisteringEvent(c.connIndex)
rpcClient.GracefulShutdown(ctx, c.gracePeriod) registrationClient.GracefulShutdown(ctx, c.gracePeriod)
c.observer.log.Info(). c.observer.log.Info().
Int(management.EventTypeKey, int(management.Cloudflared)). Int(management.EventTypeKey, int(management.Cloudflared)).
Uint8(LogFieldConnIndex, c.connIndex). Uint8(LogFieldConnIndex, c.connIndex).

3
connection/http2.go
View File

@ -40,8 +40,6 @@ type HTTP2Connection struct {
connOptions *tunnelpogs.ConnectionOptions connOptions *tunnelpogs.ConnectionOptions
observer *Observer observer *Observer
connIndex uint8 connIndex uint8
// newRPCClientFunc allows us to mock RPCs during testing
newRPCClientFunc func(context.Context, io.ReadWriteCloser, *zerolog.Logger) NamedTunnelRPCClient
log *zerolog.Logger log *zerolog.Logger
activeRequestsWG sync.WaitGroup activeRequestsWG sync.WaitGroup
@ -69,7 +67,6 @@ func NewHTTP2Connection(
connOptions: connOptions, connOptions: connOptions,
observer: observer, observer: observer,
connIndex: connIndex, connIndex: connIndex,
newRPCClientFunc: newRegistrationRPCClient,
controlStreamHandler: controlStreamHandler, controlStreamHandler: controlStreamHandler,
log: log, log: log,
} }

32
connection/http2_test.go
View File

@ -20,8 +20,8 @@ import (
"github.com/stretchr/testify/require" "github.com/stretchr/testify/require"
"golang.org/x/net/http2" "golang.org/x/net/http2"
"github.com/cloudflare/cloudflared/tunnelrpc"
"github.com/cloudflare/cloudflared/tunnelrpc/pogs" "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
) )
var ( var (
@ -36,10 +36,11 @@ func newTestHTTP2Connection() (*HTTP2Connection, net.Conn) {
controlStream := NewControlStream( controlStream := NewControlStream(
obs, obs,
mockConnectedFuse{}, mockConnectedFuse{},
&NamedTunnelProperties{}, &TunnelProperties{},
connIndex, connIndex,
nil, nil,
nil, nil,
1*time.Second,
nil, nil,
1*time.Second, 1*time.Second,
HTTP2, HTTP2,
@ -168,23 +169,23 @@ type mockNamedTunnelRPCClient struct {
unregistered chan struct{} unregistered chan struct{}
} }
func (mc mockNamedTunnelRPCClient) SendLocalConfiguration(c context.Context, config []byte, observer *Observer) error { func (mc mockNamedTunnelRPCClient) SendLocalConfiguration(c context.Context, config []byte) error {
return nil return nil
} }
func (mc mockNamedTunnelRPCClient) RegisterConnection( func (mc mockNamedTunnelRPCClient) RegisterConnection(
c context.Context, ctx context.Context,
properties *NamedTunnelProperties, auth pogs.TunnelAuth,
options *tunnelpogs.ConnectionOptions, tunnelID uuid.UUID,
options *pogs.ConnectionOptions,
connIndex uint8, connIndex uint8,
edgeAddress net.IP, edgeAddress net.IP,
observer *Observer, ) (*pogs.ConnectionDetails, error) {
) (*tunnelpogs.ConnectionDetails, error) {
if mc.shouldFail != nil { if mc.shouldFail != nil {
return nil, mc.shouldFail return nil, mc.shouldFail
} }
close(mc.registered) close(mc.registered)
return &tunnelpogs.ConnectionDetails{ return &pogs.ConnectionDetails{
Location: "LIS", Location: "LIS",
UUID: uuid.New(), UUID: uuid.New(),
TunnelIsRemotelyManaged: false, TunnelIsRemotelyManaged: false,
@ -203,8 +204,8 @@ type mockRPCClientFactory struct {
unregistered chan struct{} unregistered chan struct{}
} }
func (mf *mockRPCClientFactory) newMockRPCClient(context.Context, io.ReadWriteCloser, *zerolog.Logger) NamedTunnelRPCClient { func (mf *mockRPCClientFactory) newMockRPCClient(context.Context, io.ReadWriteCloser, time.Duration) tunnelrpc.RegistrationClient {
return mockNamedTunnelRPCClient{ return &mockNamedTunnelRPCClient{
shouldFail: mf.shouldFail, shouldFail: mf.shouldFail,
registered: mf.registered, registered: mf.registered,
unregistered: mf.unregistered, unregistered: mf.unregistered,
@ -360,10 +361,11 @@ func TestServeControlStream(t *testing.T) {
controlStream := NewControlStream( controlStream := NewControlStream(
obs, obs,
mockConnectedFuse{}, mockConnectedFuse{},
&NamedTunnelProperties{}, &TunnelProperties{},
1, 1,
nil, nil,
rpcClientFactory.newMockRPCClient, rpcClientFactory.newMockRPCClient,
1*time.Second,
nil, nil,
1*time.Second, 1*time.Second,
HTTP2, HTTP2,
@ -412,10 +414,11 @@ func TestFailRegistration(t *testing.T) {
controlStream := NewControlStream( controlStream := NewControlStream(
obs, obs,
mockConnectedFuse{}, mockConnectedFuse{},
&NamedTunnelProperties{}, &TunnelProperties{},
http2Conn.connIndex, http2Conn.connIndex,
nil, nil,
rpcClientFactory.newMockRPCClient, rpcClientFactory.newMockRPCClient,
1*time.Second,
nil, nil,
1*time.Second, 1*time.Second,
HTTP2, HTTP2,
@ -460,10 +463,11 @@ func TestGracefulShutdownHTTP2(t *testing.T) {
controlStream := NewControlStream( controlStream := NewControlStream(
obs, obs,
mockConnectedFuse{}, mockConnectedFuse{},
&NamedTunnelProperties{}, &TunnelProperties{},
http2Conn.connIndex, http2Conn.connIndex,
nil, nil,
rpcClientFactory.newMockRPCClient, rpcClientFactory.newMockRPCClient,
1*time.Second,
shutdownC, shutdownC,
1*time.Second, 1*time.Second,
HTTP2, HTTP2,

11
connection/metrics.go
View File

@ -43,7 +43,6 @@ type localConfigMetrics struct {
} }
type tunnelMetrics struct { type tunnelMetrics struct {
timerRetries prometheus.Gauge
serverLocations *prometheus.GaugeVec serverLocations *prometheus.GaugeVec
// locationLock is a mutex for oldServerLocations // locationLock is a mutex for oldServerLocations
locationLock sync.Mutex locationLock sync.Mutex
@ -351,15 +350,6 @@ func initTunnelMetrics() *tunnelMetrics {
) )
prometheus.MustRegister(maxConcurrentRequestsPerTunnel) prometheus.MustRegister(maxConcurrentRequestsPerTunnel)
timerRetries := prometheus.NewGauge(
prometheus.GaugeOpts{
Namespace: MetricsNamespace,
Subsystem: TunnelSubsystem,
Name: "timer_retries",
Help: "Unacknowledged heart beats count",
})
prometheus.MustRegister(timerRetries)
serverLocations := prometheus.NewGaugeVec( serverLocations := prometheus.NewGaugeVec(
prometheus.GaugeOpts{ prometheus.GaugeOpts{
Namespace: MetricsNamespace, Namespace: MetricsNamespace,
@ -416,7 +406,6 @@ func initTunnelMetrics() *tunnelMetrics {
prometheus.MustRegister(registerSuccess) prometheus.MustRegister(registerSuccess)
return &tunnelMetrics{ return &tunnelMetrics{
timerRetries: timerRetries,
serverLocations: serverLocations, serverLocations: serverLocations,
oldServerLocations: make(map[string]string), oldServerLocations: make(map[string]string),
muxerMetrics: newMuxerMetrics(), muxerMetrics: newMuxerMetrics(),

146
connection/rpc.go
View File

@ -1,146 +0,0 @@
package connection
import (
"context"
"io"
"net"
"time"
"github.com/rs/zerolog"
"zombiezen.com/go/capnproto2/rpc"
tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
)
type tunnelServerClient struct {
client tunnelpogs.TunnelServer_PogsClient
transport rpc.Transport
}
// NewTunnelRPCClient creates and returns a new RPC client, which will communicate using a stream on the given muxer.
// This method is exported for supervisor to call Authenticate RPC
func NewTunnelServerClient(
ctx context.Context,
stream io.ReadWriteCloser,
log *zerolog.Logger,
) *tunnelServerClient {
transport := rpc.StreamTransport(stream)
conn := rpc.NewConn(transport)
registrationClient := tunnelpogs.RegistrationServer_PogsClient{Client: conn.Bootstrap(ctx), Conn: conn}
return &tunnelServerClient{
client: tunnelpogs.TunnelServer_PogsClient{RegistrationServer_PogsClient: registrationClient, Client: conn.Bootstrap(ctx), Conn: conn},
transport: transport,
}
}
func (tsc *tunnelServerClient) Authenticate(ctx context.Context, classicTunnel *ClassicTunnelProperties, registrationOptions *tunnelpogs.RegistrationOptions) (tunnelpogs.AuthOutcome, error) {
authResp, err := tsc.client.Authenticate(ctx, classicTunnel.OriginCert, classicTunnel.Hostname, registrationOptions)
if err != nil {
return nil, err
}
return authResp.Outcome(), nil
}
func (tsc *tunnelServerClient) Close() {
// Closing the client will also close the connection
_ = tsc.client.Close()
_ = tsc.transport.Close()
}
type NamedTunnelRPCClient interface {
RegisterConnection(
c context.Context,
config *NamedTunnelProperties,
options *tunnelpogs.ConnectionOptions,
connIndex uint8,
edgeAddress net.IP,
observer *Observer,
) (*tunnelpogs.ConnectionDetails, error)
SendLocalConfiguration(
c context.Context,
config []byte,
observer *Observer,
) error
GracefulShutdown(ctx context.Context, gracePeriod time.Duration)
Close()
}
type registrationServerClient struct {
client tunnelpogs.RegistrationServer_PogsClient
transport rpc.Transport
}
func newRegistrationRPCClient(
ctx context.Context,
stream io.ReadWriteCloser,
log *zerolog.Logger,
) NamedTunnelRPCClient {
transport := rpc.StreamTransport(stream)
conn := rpc.NewConn(transport)
return &registrationServerClient{
client: tunnelpogs.RegistrationServer_PogsClient{Client: conn.Bootstrap(ctx), Conn: conn},
transport: transport,
}
}
func (rsc *registrationServerClient) RegisterConnection(
ctx context.Context,
properties *NamedTunnelProperties,
options *tunnelpogs.ConnectionOptions,
connIndex uint8,
edgeAddress net.IP,
observer *Observer,
) (*tunnelpogs.ConnectionDetails, error) {
conn, err := rsc.client.RegisterConnection(
ctx,
properties.Credentials.Auth(),
properties.Credentials.TunnelID,
connIndex,
options,
)
if err != nil {
if err.Error() == DuplicateConnectionError {
observer.metrics.regFail.WithLabelValues("dup_edge_conn", "registerConnection").Inc()
return nil, errDuplicationConnection
}
observer.metrics.regFail.WithLabelValues("server_error", "registerConnection").Inc()
return nil, serverRegistrationErrorFromRPC(err)
}
observer.metrics.regSuccess.WithLabelValues("registerConnection").Inc()
return conn, nil
}
func (rsc *registrationServerClient) SendLocalConfiguration(ctx context.Context, config []byte, observer *Observer) (err error) {
observer.metrics.localConfigMetrics.pushes.Inc()
defer func() {
if err != nil {
observer.metrics.localConfigMetrics.pushesErrors.Inc()
}
}()
return rsc.client.SendLocalConfiguration(ctx, config)
}
func (rsc *registrationServerClient) GracefulShutdown(ctx context.Context, gracePeriod time.Duration) {
ctx, cancel := context.WithTimeout(ctx, gracePeriod)
defer cancel()
_ = rsc.client.UnregisterConnection(ctx)
}
func (rsc *registrationServerClient) Close() {
// Closing the client will also close the connection
_ = rsc.client.Close()
// Closing the transport also closes the stream
_ = rsc.transport.Close()
}
type rpcName string
const (
register rpcName = "register"
reconnect rpcName = "reconnect"
unregister rpcName = "unregister"
authenticate rpcName = " authenticate"
)

2
datagramsession/metrics.go
View File

@ -15,7 +15,7 @@ var (
Name: "active_sessions", Name: "active_sessions",
Help: "Concurrent count of UDP sessions that are being proxied to any origin", Help: "Concurrent count of UDP sessions that are being proxied to any origin",
}) })
totalUDPSessions = prometheus.NewGauge(prometheus.GaugeOpts{ totalUDPSessions = prometheus.NewCounter(prometheus.CounterOpts{
Namespace: namespace, Namespace: namespace,
Subsystem: "udp", Subsystem: "udp",
Name: "total_sessions", Name: "total_sessions",

2
datagramsession/session.go
View File

@ -57,7 +57,7 @@ func (s *Session) Serve(ctx context.Context, closeAfterIdle time.Duration) (clos
readBuffer := make([]byte, maxPacketSize) readBuffer := make([]byte, maxPacketSize)
for { for {
if closeSession, err := s.dstToTransport(readBuffer); err != nil { if closeSession, err := s.dstToTransport(readBuffer); err != nil {
if errors.Is(err, net.ErrClosed) { if errors.Is(err, net.ErrClosed) || errors.Is(err, io.EOF) {
s.log.Debug().Msg("Destination connection closed") s.log.Debug().Msg("Destination connection closed")
} else { } else {
level := zerolog.ErrorLevel level := zerolog.ErrorLevel

18
go.mod
View File

@ -23,9 +23,9 @@ require (
github.com/miekg/dns v1.1.50 github.com/miekg/dns v1.1.50
github.com/mitchellh/go-homedir v1.1.0 github.com/mitchellh/go-homedir v1.1.0
github.com/pkg/errors v0.9.1 github.com/pkg/errors v0.9.1
github.com/prometheus/client_golang v1.13.0 github.com/prometheus/client_golang v1.19.1
github.com/prometheus/client_model v0.2.0 github.com/prometheus/client_model v0.5.0
github.com/quic-go/quic-go v0.42.0 github.com/quic-go/quic-go v0.45.0
github.com/rs/zerolog v1.20.0 github.com/rs/zerolog v1.20.0
github.com/stretchr/testify v1.9.0 github.com/stretchr/testify v1.9.0
github.com/urfave/cli/v2 v2.3.0 github.com/urfave/cli/v2 v2.3.0
@ -38,7 +38,7 @@ require (
go.uber.org/automaxprocs v1.4.0 go.uber.org/automaxprocs v1.4.0
golang.org/x/crypto v0.23.0 golang.org/x/crypto v0.23.0
golang.org/x/net v0.25.0 golang.org/x/net v0.25.0
golang.org/x/sync v0.6.0 golang.org/x/sync v0.7.0
golang.org/x/sys v0.20.0 golang.org/x/sys v0.20.0
golang.org/x/term v0.20.0 golang.org/x/term v0.20.0
google.golang.org/protobuf v1.34.1 google.golang.org/protobuf v1.34.1
@ -80,16 +80,16 @@ require (
github.com/onsi/ginkgo/v2 v2.9.5 // indirect github.com/onsi/ginkgo/v2 v2.9.5 // indirect
github.com/opentracing/opentracing-go v1.2.0 // indirect github.com/opentracing/opentracing-go v1.2.0 // indirect
github.com/pmezard/go-difflib v1.0.0 // indirect github.com/pmezard/go-difflib v1.0.0 // indirect
github.com/prometheus/common v0.37.0 // indirect github.com/prometheus/common v0.48.0 // indirect
github.com/prometheus/procfs v0.8.0 // indirect github.com/prometheus/procfs v0.12.0 // indirect
github.com/russross/blackfriday/v2 v2.1.0 // indirect github.com/russross/blackfriday/v2 v2.1.0 // indirect
go.opentelemetry.io/otel/metric v1.26.0 // indirect go.opentelemetry.io/otel/metric v1.26.0 // indirect
go.uber.org/mock v0.4.0 // indirect go.uber.org/mock v0.4.0 // indirect
golang.org/x/exp v0.0.0-20221205204356-47842c84f3db // indirect golang.org/x/exp v0.0.0-20240506185415-9bf2ced13842 // indirect
golang.org/x/mod v0.11.0 // indirect golang.org/x/mod v0.17.0 // indirect
golang.org/x/oauth2 v0.17.0 // indirect golang.org/x/oauth2 v0.17.0 // indirect
golang.org/x/text v0.15.0 // indirect golang.org/x/text v0.15.0 // indirect
golang.org/x/tools v0.9.1 // indirect golang.org/x/tools v0.21.0 // indirect
google.golang.org/appengine v1.6.8 // indirect google.golang.org/appengine v1.6.8 // indirect
google.golang.org/genproto/googleapis/api v0.0.0-20240227224415-6ceb2ff114de // indirect google.golang.org/genproto/googleapis/api v0.0.0-20240227224415-6ceb2ff114de // indirect
google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de // indirect google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de // indirect

432
go.sum
View File

@ -1,61 +1,15 @@
cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU=
cloud.google.com/go v0.44.1/go.mod h1:iSa0KzasP4Uvy3f1mN/7PiObzGgflwredwwASm/v6AU=
cloud.google.com/go v0.44.2/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxKY=
cloud.google.com/go v0.45.1/go.mod h1:RpBamKRgapWJb87xiFSdk4g1CME7QZg3uwTez+TSTjc=
cloud.google.com/go v0.46.3/go.mod h1:a6bKKbmY7er1mI7TEI4lsAkts/mkhTSZK8w33B4RAg0=
cloud.google.com/go v0.50.0/go.mod h1:r9sluTvynVuxRIOHXQEHMFffphuXHOMZMycpNR5e6To=
cloud.google.com/go v0.52.0/go.mod h1:pXajvRH/6o3+F9jDHZWQ5PbGhn+o8w9qiu/CffaVdO4=
cloud.google.com/go v0.53.0/go.mod h1:fp/UouUEsRkN6ryDKNW/Upv/JBKnv6WDthjR6+vze6M=
cloud.google.com/go v0.54.0/go.mod h1:1rq2OEkV3YMf6n/9ZvGWI3GWw0VoqH/1x2nd8Is/bPc=
cloud.google.com/go v0.56.0/go.mod h1:jr7tqZxxKOVYizybht9+26Z/gUq7tiRzu+ACVAMbKVk=
cloud.google.com/go v0.57.0/go.mod h1:oXiQ6Rzq3RAkkY7N6t3TcE6jE+CIBBbA36lwQ1JyzZs=
cloud.google.com/go v0.62.0/go.mod h1:jmCYTdRCQuc1PHIIJ/maLInMho30T/Y0M4hTdTShOYc=
cloud.google.com/go v0.65.0/go.mod h1:O5N8zS7uWy9vkA9vayVHs65eM1ubvY4h553ofrNHObY=
cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o=
cloud.google.com/go/bigquery v1.3.0/go.mod h1:PjpwJnslEMmckchkHFfq+HTD2DmtT67aNFKH1/VBDHE=
cloud.google.com/go/bigquery v1.4.0/go.mod h1:S8dzgnTigyfTmLBfrtrhyYhwRxG72rYxvftPBK2Dvzc=
cloud.google.com/go/bigquery v1.5.0/go.mod h1:snEHRnqQbz117VIFhE8bmtwIDY80NLUZUMb4Nv6dBIg=
cloud.google.com/go/bigquery v1.7.0/go.mod h1://okPTzCYNXSlb24MZs83e2Do+h+VXtc4gLoIoXIAPc=
cloud.google.com/go/bigquery v1.8.0/go.mod h1:J5hqkt3O0uAFnINi6JXValWIb1v0goeZM77hZzJN/fQ=
cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7TKLgZqpHYE=
cloud.google.com/go/datastore v1.1.0/go.mod h1:umbIZjpQpHh4hmRpGhH4tLFup+FVzqBi1b3c64qFpCk=
cloud.google.com/go/pubsub v1.0.1/go.mod h1:R0Gpsv3s54REJCy4fxDixWD93lHJMoZTyQ2kNxGRt3I=
cloud.google.com/go/pubsub v1.1.0/go.mod h1:EwwdRX2sKPjnvnqCa270oGRyludottCI76h+R3AArQw=
cloud.google.com/go/pubsub v1.2.0/go.mod h1:jhfEVHT8odbXTkndysNHCcx0awwzvfOlguIAii9o8iA=
cloud.google.com/go/pubsub v1.3.1/go.mod h1:i+ucay31+CNRpDW4Lu78I4xXG+O1r/MAHgjpRVR+TSU=
cloud.google.com/go/storage v1.0.0/go.mod h1:IhtSnM/ZTZV8YYJWCY8RULGVqBDmpoyjwiyrjsg+URw=
cloud.google.com/go/storage v1.5.0/go.mod h1:tpKbwo567HUNpVclU5sGELwQWBDZ8gh0ZeosJ0Rtdos=
cloud.google.com/go/storage v1.6.0/go.mod h1:N7U0C8pVQ/+NIKOBQyamJIeKQKkZ+mxpohlUTyfDhBk=
cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RXyy7KQOVs=
cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0=
dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/BurntSushi/toml v1.2.0 h1:Rt8g24XnyGTyglgET/PRUNlrUeu9F5L+7FilkXfZgs0= github.com/BurntSushi/toml v1.2.0 h1:Rt8g24XnyGTyglgET/PRUNlrUeu9F5L+7FilkXfZgs0=
github.com/BurntSushi/toml v1.2.0/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ= github.com/BurntSushi/toml v1.2.0/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho=
github.com/apparentlymart/go-cidr v1.1.0 h1:2mAhrMoF+nhXqxTzSZMUzDHkLjmIHC+Zzn4tdgBZjnU= github.com/apparentlymart/go-cidr v1.1.0 h1:2mAhrMoF+nhXqxTzSZMUzDHkLjmIHC+Zzn4tdgBZjnU=
github.com/apparentlymart/go-cidr v1.1.0/go.mod h1:EBcsNrHc3zQeuaeCeCtQruQm+n9/YjEn/vI25Lg7Gwc= github.com/apparentlymart/go-cidr v1.1.0/go.mod h1:EBcsNrHc3zQeuaeCeCtQruQm+n9/YjEn/vI25Lg7Gwc=
github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM= github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw= github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
github.com/cespare/xxhash/v2 v2.1.2/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44= github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44=
github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI= github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI= github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU= github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
github.com/coredns/caddy v1.1.1 h1:2eYKZT7i6yxIfGP3qLJoJ7HAsDJqYB+X68g4NYjSrE0= github.com/coredns/caddy v1.1.1 h1:2eYKZT7i6yxIfGP3qLJoJ7HAsDJqYB+X68g4NYjSrE0=
github.com/coredns/caddy v1.1.1/go.mod h1:A6ntJQlAWuQfFlsd9hvigKbo2WS0VUs2l1e2F+BawD4= github.com/coredns/caddy v1.1.1/go.mod h1:A6ntJQlAWuQfFlsd9hvigKbo2WS0VUs2l1e2F+BawD4=
github.com/coredns/coredns v1.10.0 h1:jCfuWsBjTs0dapkkhISfPCzn5LqvSRtrFtaf/Tjj4DI= github.com/coredns/coredns v1.10.0 h1:jCfuWsBjTs0dapkkhISfPCzn5LqvSRtrFtaf/Tjj4DI=
@ -72,10 +26,6 @@ github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ3
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=
github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
github.com/facebookgo/ensure v0.0.0-20160127193407-b4ab57deab51 h1:0JZ+dUmQeA8IIVUMzysrX4/AKuQwWhV2dYQuPZdvdSQ= github.com/facebookgo/ensure v0.0.0-20160127193407-b4ab57deab51 h1:0JZ+dUmQeA8IIVUMzysrX4/AKuQwWhV2dYQuPZdvdSQ=
github.com/facebookgo/ensure v0.0.0-20160127193407-b4ab57deab51/go.mod h1:Yg+htXGokKKdzcwhuNDwVvN+uBxDGXJ7G/VN1d8fa64= github.com/facebookgo/ensure v0.0.0-20160127193407-b4ab57deab51/go.mod h1:Yg+htXGokKKdzcwhuNDwVvN+uBxDGXJ7G/VN1d8fa64=
github.com/facebookgo/freeport v0.0.0-20150612182905-d4adf43b75b9 h1:wWke/RUCl7VRjQhwPlR/v0glZXNYzBHdNUzf/Am2Nmg= github.com/facebookgo/freeport v0.0.0-20150612182905-d4adf43b75b9 h1:wWke/RUCl7VRjQhwPlR/v0glZXNYzBHdNUzf/Am2Nmg=
@ -105,19 +55,8 @@ github.com/go-chi/cors v1.2.1 h1:xEC8UT3Rlp2QuWNEr4Fs/c2EAGVKBwy/1vHx3bppil4=
github.com/go-chi/cors v1.2.1/go.mod h1:sSbTewc+6wYHBBCW7ytsFSn836hqM7JxpglAy2Vzc58= github.com/go-chi/cors v1.2.1/go.mod h1:sSbTewc+6wYHBBCW7ytsFSn836hqM7JxpglAy2Vzc58=
github.com/go-errors/errors v1.4.2 h1:J6MZopCL4uSllY1OfXM374weqZFFItUbrImctkmUxIA= github.com/go-errors/errors v1.4.2 h1:J6MZopCL4uSllY1OfXM374weqZFFItUbrImctkmUxIA=
github.com/go-errors/errors v1.4.2/go.mod h1:sIVyrIiJhuEF+Pj9Ebtd6P/rEYROXFi3BopGUQ5a5Og= github.com/go-errors/errors v1.4.2/go.mod h1:sIVyrIiJhuEF+Pj9Ebtd6P/rEYROXFi3BopGUQ5a5Og=
github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
github.com/go-gl/glfw/v3.3/glfw v0.0.0-20191125211704-12ad95a8df72/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200222043503-6f7a984d4dc4/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
github.com/go-jose/go-jose/v4 v4.0.1 h1:QVEPDE3OluqXBQZDcnNvQrInro2h0e4eqNbnZSWqS6U= github.com/go-jose/go-jose/v4 v4.0.1 h1:QVEPDE3OluqXBQZDcnNvQrInro2h0e4eqNbnZSWqS6U=
github.com/go-jose/go-jose/v4 v4.0.1/go.mod h1:WVf9LFMHh/QVrmqrOfqun0C45tMe3RoiKJMPvgWwLfY= github.com/go-jose/go-jose/v4 v4.0.1/go.mod h1:WVf9LFMHh/QVrmqrOfqun0C45tMe3RoiKJMPvgWwLfY=
github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
github.com/go-kit/kit v0.9.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
github.com/go-kit/log v0.1.0/go.mod h1:zbhenjAZHb184qTLMA9ZjW7ThYL0H2mk7Q6pNt4vbaY=
github.com/go-kit/log v0.2.0/go.mod h1:NwTd00d/i8cPZ3xOwwiv2PO5MOcx78fFErGNcVmBjv0=
github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE=
github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk=
github.com/go-logfmt/logfmt v0.5.0/go.mod h1:wCYkCAKZfumFQihp8CzCvQ3paCTfi41vtzG1KdI/P7A=
github.com/go-logfmt/logfmt v0.5.1/go.mod h1:WYhtIu8zTZfxdn5+rREduYbwxfcBr/Vr6KEVveWlfTs=
github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A= github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
github.com/go-logr/logr v1.4.1 h1:pKouT5E8xu9zeFC39JXRDukb6JFQPXM5p5I91188VAQ= github.com/go-logr/logr v1.4.1 h1:pKouT5E8xu9zeFC39JXRDukb6JFQPXM5p5I91188VAQ=
github.com/go-logr/logr v1.4.1/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY= github.com/go-logr/logr v1.4.1/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
@ -133,7 +72,6 @@ github.com/go-playground/universal-translator v0.18.0/go.mod h1:UvRDBj+xPUEGrFYl
github.com/go-playground/validator/v10 v10.2.0/go.mod h1:uOYAAleCW8F/7oMFd6aG0GOhaH6EGOAJShg8Id5JGkI= github.com/go-playground/validator/v10 v10.2.0/go.mod h1:uOYAAleCW8F/7oMFd6aG0GOhaH6EGOAJShg8Id5JGkI=
github.com/go-playground/validator/v10 v10.11.1 h1:prmOlTVv+YjZjmRmNSF3VmspqJIxJWXmqUsHwfTRRkQ= github.com/go-playground/validator/v10 v10.11.1 h1:prmOlTVv+YjZjmRmNSF3VmspqJIxJWXmqUsHwfTRRkQ=
github.com/go-playground/validator/v10 v10.11.1/go.mod h1:i+3WkQ1FvaUjjxh1kSvIA4dMGDBiPU55YFDl0WbKdWU= github.com/go-playground/validator/v10 v10.11.1/go.mod h1:i+3WkQ1FvaUjjxh1kSvIA4dMGDBiPU55YFDl0WbKdWU=
github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEevZMzYi5KSi8KkcZtzBcTgAUUtapy0OI= github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEevZMzYi5KSi8KkcZtzBcTgAUUtapy0OI=
github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572/go.mod h1:9Pwr4B2jHnOSGXyyzV8ROjYa2ojvAY6HCGYYfMoC3Ls= github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572/go.mod h1:9Pwr4B2jHnOSGXyyzV8ROjYa2ojvAY6HCGYYfMoC3Ls=
github.com/gobwas/httphead v0.0.0-20180130184737-2c6c146eadee/go.mod h1:L0fX3K22YWvt/FAX9NnzrNzcI4wNYi9Yku4O0LKYflo= github.com/gobwas/httphead v0.0.0-20180130184737-2c6c146eadee/go.mod h1:L0fX3K22YWvt/FAX9NnzrNzcI4wNYi9Yku4O0LKYflo=
@ -148,48 +86,15 @@ github.com/gobwas/ws v1.0.4/go.mod h1:szmBTxLgaFppYjEmNtny/v3w89xOydFnnZMcgRRu/E
github.com/goccy/go-json v0.9.11 h1:/pAaQDLHEoCq/5FFmSKBswWmK6H0e8g4159Kc/X/nqk= github.com/goccy/go-json v0.9.11 h1:/pAaQDLHEoCq/5FFmSKBswWmK6H0e8g4159Kc/X/nqk=
github.com/goccy/go-json v0.9.11/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I= github.com/goccy/go-json v0.9.11/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA= github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
github.com/golang-collections/collections v0.0.0-20130729185459-604e922904d3 h1:zN2lZNZRflqFyxVaTIU61KNKQ9C0055u9CAfpmqUvo4= github.com/golang-collections/collections v0.0.0-20130729185459-604e922904d3 h1:zN2lZNZRflqFyxVaTIU61KNKQ9C0055u9CAfpmqUvo4=
github.com/golang-collections/collections v0.0.0-20130729185459-604e922904d3/go.mod h1:nPpo7qLxd6XL3hWJG/O60sR8ZKfMCiIoNap5GvD12KU= github.com/golang-collections/collections v0.0.0-20130729185459-604e922904d3/go.mod h1:nPpo7qLxd6XL3hWJG/O60sR8ZKfMCiIoNap5GvD12KU=
github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
github.com/golang/groupcache v0.0.0-20191227052852-215e87163ea7/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
github.com/golang/mock v1.2.0/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
github.com/golang/mock v1.3.1/go.mod h1:sBzyDLLjw3U8JLTeZvSv8jJB+tU5PVekmnlKIyFUx0Y=
github.com/golang/mock v1.4.0/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt3cw=
github.com/golang/mock v1.4.1/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt3cw=
github.com/golang/mock v1.4.3/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt3cw=
github.com/golang/mock v1.4.4/go.mod h1:l3mdAwkq5BuhzHwde/uurv3sEJeZMXNpwsxVWU71h+4=
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw= github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw=
github.com/golang/protobuf v1.3.4/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw=
github.com/golang/protobuf v1.3.5/go.mod h1:6O5/vntMXwX2lRkT1hjjk0nAC1IDOTvTlVgjlRvqsdk= github.com/golang/protobuf v1.3.5/go.mod h1:6O5/vntMXwX2lRkT1hjjk0nAC1IDOTvTlVgjlRvqsdk=
github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
github.com/golang/protobuf v1.4.1/go.mod h1:U8fpvMrcmy5pZrNK1lt4xCsGvpyWQ/VVv6QDs8UjoX8=
github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk= github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY= github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek= github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps= github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.4.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI= github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
@ -197,23 +102,11 @@ github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeN
github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg= github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
github.com/google/gopacket v1.1.19 h1:ves8RnFZPGiFnTS0uPQStjwru6uO6h+nlr9j6fL7kF8= github.com/google/gopacket v1.1.19 h1:ves8RnFZPGiFnTS0uPQStjwru6uO6h+nlr9j6fL7kF8=
github.com/google/gopacket v1.1.19/go.mod h1:iJ8V8n6KS+z2U1A8pUwu8bW5SyEMkXJB8Yo/Vo+TKTo= github.com/google/gopacket v1.1.19/go.mod h1:iJ8V8n6KS+z2U1A8pUwu8bW5SyEMkXJB8Yo/Vo+TKTo=
github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
github.com/google/martian/v3 v3.0.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0=
github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
github.com/google/pprof v0.0.0-20190515194954-54271f7e092f/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
github.com/google/pprof v0.0.0-20191218002539-d4f498aebedc/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
github.com/google/pprof v0.0.0-20200212024743-f11f1df84d12/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
github.com/google/pprof v0.0.0-20200229191704-1ebb73c60ed3/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
github.com/google/pprof v0.0.0-20200430221834-fc25d7d30c6d/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
github.com/google/pprof v0.0.0-20200708004538-1a94d8640e99/go.mod h1:ZgVRPoUq/hfqzAqh7sHMqb3I9Rq5C59dIz2SbBwJ4eM=
github.com/google/pprof v0.0.0-20210720184732-4bb14d4b1be1 h1:K6RDEckDVWvDI9JAJYCmNdQXq6neHJOYx3V6jnqNEec= github.com/google/pprof v0.0.0-20210720184732-4bb14d4b1be1 h1:K6RDEckDVWvDI9JAJYCmNdQXq6neHJOYx3V6jnqNEec=
github.com/google/pprof v0.0.0-20210720184732-4bb14d4b1be1/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE= github.com/google/pprof v0.0.0-20210720184732-4bb14d4b1be1/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE=
github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0= github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+vpHVxEJEs9eg=
github.com/googleapis/gax-go/v2 v2.0.5/go.mod h1:DWXyrwAJ9X0FpwwEdw+IPEYBICEFu5mhpdKc/us6bOk=
github.com/gorilla/websocket v1.4.1/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE= github.com/gorilla/websocket v1.4.1/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
github.com/gorilla/websocket v1.4.2 h1:+/TMaTYc4QFitKJxsQ7Yye35DkWvkdLcvGKqM+x0Ufc= github.com/gorilla/websocket v1.4.2 h1:+/TMaTYc4QFitKJxsQ7Yye35DkWvkdLcvGKqM+x0Ufc=
github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE= github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
@ -221,30 +114,15 @@ github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.1 h1:/c3QmbOGMGTOumP2iT/rCwB7b0Q
github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.1/go.mod h1:5SN9VR2LTsRFsrEC6FHgRbTWrTHu6tqPeKxEQv15giM= github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.1/go.mod h1:5SN9VR2LTsRFsrEC6FHgRbTWrTHu6tqPeKxEQv15giM=
github.com/grpc-ecosystem/grpc-opentracing v0.0.0-20180507213350-8e809c8a8645 h1:MJG/KsmcqMwFAkh8mTnAwhyKoB+sTAnY4CACC110tbU= github.com/grpc-ecosystem/grpc-opentracing v0.0.0-20180507213350-8e809c8a8645 h1:MJG/KsmcqMwFAkh8mTnAwhyKoB+sTAnY4CACC110tbU=
github.com/grpc-ecosystem/grpc-opentracing v0.0.0-20180507213350-8e809c8a8645/go.mod h1:6iZfnjpejD4L/4DwD7NryNaJyCQdzwWwH2MWhCA90Kw= github.com/grpc-ecosystem/grpc-opentracing v0.0.0-20180507213350-8e809c8a8645/go.mod h1:6iZfnjpejD4L/4DwD7NryNaJyCQdzwWwH2MWhCA90Kw=
github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
github.com/ianlancetaylor/demangle v0.0.0-20181102032728-5e5cf60278f6/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc= github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
github.com/ipostelnik/cli/v2 v2.3.1-0.20210324024421-b6ea8234fe3d h1:PRDnysJ9dF1vUMmEzBu6aHQeUluSQy4eWH3RsSSy/vI= github.com/ipostelnik/cli/v2 v2.3.1-0.20210324024421-b6ea8234fe3d h1:PRDnysJ9dF1vUMmEzBu6aHQeUluSQy4eWH3RsSSy/vI=
github.com/ipostelnik/cli/v2 v2.3.1-0.20210324024421-b6ea8234fe3d/go.mod h1:LJmUH05zAU44vOAcrfzZQKsZbVcdbOG8rtL3/XcUArI= github.com/ipostelnik/cli/v2 v2.3.1-0.20210324024421-b6ea8234fe3d/go.mod h1:LJmUH05zAU44vOAcrfzZQKsZbVcdbOG8rtL3/XcUArI=
github.com/jpillora/backoff v1.0.0/go.mod h1:J/6gKK9jxlEcS3zixgDgUAsiuZ7yrSoa/FX5e0EB2j4=
github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU=
github.com/json-iterator/go v1.1.9/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4= github.com/json-iterator/go v1.1.9/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
github.com/json-iterator/go v1.1.10/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
github.com/json-iterator/go v1.1.11/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM= github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo= github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU=
github.com/jstemmer/go-junit-report v0.9.1/go.mod h1:Brl9GWCQeLvo8nXZwPNNblvFj/XSXhF0NWZEnDohbsk=
github.com/julienschmidt/httprouter v1.2.0/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7VTCxuUUipMqKk8s4w=
github.com/julienschmidt/httprouter v1.3.0/go.mod h1:JR6WtHb+2LUe8TCKY3cZOxFyyO8IZAc4RVcycCCAKdM=
github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
github.com/klauspost/compress v1.10.3/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs= github.com/klauspost/compress v1.10.3/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs=
github.com/klauspost/compress v1.15.11 h1:Lcadnb3RKGin4FYM/orgq0qde+nc15E5Cbqg4B9Sx9c= github.com/klauspost/compress v1.15.11 h1:Lcadnb3RKGin4FYM/orgq0qde+nc15E5Cbqg4B9Sx9c=
github.com/klauspost/compress v1.15.11/go.mod h1:QPwzmACJjUTFsnSHH934V6woptycfrDDJnH7hvFVbGM= github.com/klauspost/compress v1.15.11/go.mod h1:QPwzmACJjUTFsnSHH934V6woptycfrDDJnH7hvFVbGM=
github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/konsorten/go-windows-terminal-sequences v1.0.3/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=
github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo= github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE= github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk= github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
@ -272,11 +150,8 @@ github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJ
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg= github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg=
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q= github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0= github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M= github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M=
github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk= github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
github.com/onsi/ginkgo/v2 v2.9.5 h1:+6Hr4uxzP4XIUyAkg61dWBw8lb/gc4/X5luuxN/EC+Q= github.com/onsi/ginkgo/v2 v2.9.5 h1:+6Hr4uxzP4XIUyAkg61dWBw8lb/gc4/X5luuxN/EC+Q=
github.com/onsi/ginkgo/v2 v2.9.5/go.mod h1:tvAoo1QUJwNEU2ITftXTpR7R1RbCzoZUOs3RonqW57k= github.com/onsi/ginkgo/v2 v2.9.5/go.mod h1:tvAoo1QUJwNEU2ITftXTpR7R1RbCzoZUOs3RonqW57k=
github.com/onsi/gomega v1.27.6 h1:ENqfyGeS5AX/rlXDd/ETokDz93u0YufY1Pgxuy/PvWE= github.com/onsi/gomega v1.27.6 h1:ENqfyGeS5AX/rlXDd/ETokDz93u0YufY1Pgxuy/PvWE=
@ -289,40 +164,21 @@ github.com/philhofer/fwd v1.1.1 h1:GdGcTjf5RNAxwS4QLsiMzJYj5KEvPJD3Abr261yRQXQ=
github.com/philhofer/fwd v1.1.1/go.mod h1:gk3iGcWd9+svBvR0sR+KPcfE+RNWozjowpeBVG3ZVNU= github.com/philhofer/fwd v1.1.1/go.mod h1:gk3iGcWd9+svBvR0sR+KPcfE+RNWozjowpeBVG3ZVNU=
github.com/pingcap/errors v0.11.4 h1:lFuQV/oaUMGcD2tqt+01ROSmJs75VG1ToEOkZIZ4nE4= github.com/pingcap/errors v0.11.4 h1:lFuQV/oaUMGcD2tqt+01ROSmJs75VG1ToEOkZIZ4nE4=
github.com/pingcap/errors v0.11.4/go.mod h1:Oi8TUi2kEtXXLMJk9l1cGmz20kV3TaQ0usTwv5KuLY8= github.com/pingcap/errors v0.11.4/go.mod h1:Oi8TUi2kEtXXLMJk9l1cGmz20kV3TaQ0usTwv5KuLY8=
github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4= github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/prometheus/client_golang v0.9.1/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXPKyh/dDVn+NZz0KFw= github.com/prometheus/client_golang v1.19.1 h1:wZWJDwK+NameRJuPGDhlnFgx8e8HN3XHQeLaYJFJBOE=
github.com/prometheus/client_golang v1.0.0/go.mod h1:db9x61etRT2tGnBNRi70OPL5FsnadC4Ky3P0J6CfImo= github.com/prometheus/client_golang v1.19.1/go.mod h1:mP78NwGzrVks5S2H6ab8+ZZGJLZUq1hoULYBAYBw1Ho=
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github.com/prometheus/client_golang v1.11.0/go.mod h1:Z6t4BnS23TR94PD6BsDNk8yVqroYurpAkEiz0P2BEV0= github.com/prometheus/client_model v0.5.0/go.mod h1:dTiFglRmd66nLR9Pv9f0mZi7B7fk5Pm3gvsjB5tr+kI=
github.com/prometheus/client_golang v1.12.1/go.mod h1:3Z9XVyYiZYEO+YQWt3RD2R3jrbd179Rt297l4aS6nDY= github.com/prometheus/common v0.48.0 h1:QO8U2CdOzSn1BBsmXJXduaaW+dY/5QLjfB8svtSzKKE=
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github.com/prometheus/client_model v0.0.0-20190129233127-fd36f4220a90/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA= github.com/quic-go/quic-go v0.45.0 h1:OHmkQGM37luZITyTSu6ff03HP/2IrwDX1ZFiNEhSFUE=
github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA= github.com/quic-go/quic-go v0.45.0/go.mod h1:1dLehS7TIR64+vxGR70GDcatWTOtMX2PUtnKsjbTurI=
github.com/prometheus/client_model v0.2.0 h1:uq5h0d+GuxiXLJLNABMgp2qUWDPiLvgCzz2dUR+/W/M=
github.com/prometheus/client_model v0.2.0/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
github.com/prometheus/common v0.4.1/go.mod h1:TNfzLD0ON7rHzMJeJkieUDPYmFC7Snx/y86RQel1bk4=
github.com/prometheus/common v0.10.0/go.mod h1:Tlit/dnDKsSWFlCLTWaA1cyBgKHSMdTB80sz/V91rCo=
github.com/prometheus/common v0.26.0/go.mod h1:M7rCNAaPfAosfx8veZJCuw84e35h3Cfd9VFqTh1DIvc=
github.com/prometheus/common v0.32.1/go.mod h1:vu+V0TpY+O6vW9J44gczi3Ap/oXXR10b+M/gUGO4Hls=
github.com/prometheus/common v0.37.0 h1:ccBbHCgIiT9uSoFY0vX8H3zsNR5eLt17/RQLUvn8pXE=
github.com/prometheus/common v0.37.0/go.mod h1:phzohg0JFMnBEFGxTDbfu3QyL5GI8gTQJFhYO5B3mfA=
github.com/prometheus/procfs v0.0.0-20181005140218-185b4288413d/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
github.com/prometheus/procfs v0.0.2/go.mod h1:TjEm7ze935MbeOT/UhFTIMYKhuLP4wbCsTZCD3I8kEA=
github.com/prometheus/procfs v0.1.3/go.mod h1:lV6e/gmhEcM9IjHGsFOCxxuZ+z1YqCvr4OA4YeYWdaU=
github.com/prometheus/procfs v0.6.0/go.mod h1:cz+aTbrPOrUb4q7XlbU9ygM+/jj0fzG6c1xBZuNvfVA=
github.com/prometheus/procfs v0.7.3/go.mod h1:cz+aTbrPOrUb4q7XlbU9ygM+/jj0fzG6c1xBZuNvfVA=
github.com/prometheus/procfs v0.8.0 h1:ODq8ZFEaYeCaZOJlZZdJA2AbQR98dSHSM1KW/You5mo=
github.com/prometheus/procfs v0.8.0/go.mod h1:z7EfXMXOkbkqb9IINtpCn86r/to3BnA0uaxHdg830/4=
github.com/quic-go/quic-go v0.42.0 h1:uSfdap0eveIl8KXnipv9K7nlwZ5IqLlYOpJ58u5utpM=
github.com/quic-go/quic-go v0.42.0/go.mod h1:132kz4kL3F9vxhW3CtQJLDVwcFe5wdWeJXXijhsO57M=
github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
github.com/rogpeppe/go-internal v1.10.0 h1:TMyTOH3F/DB16zRVcYyreMH6GnZZrwQVAoYjRBZyWFQ= github.com/rogpeppe/go-internal v1.10.0 h1:TMyTOH3F/DB16zRVcYyreMH6GnZZrwQVAoYjRBZyWFQ=
github.com/rogpeppe/go-internal v1.10.0/go.mod h1:UQnix2H7Ngw/k4C5ijL5+65zddjncjaFoBhdsK/akog= github.com/rogpeppe/go-internal v1.10.0/go.mod h1:UQnix2H7Ngw/k4C5ijL5+65zddjncjaFoBhdsK/akog=
github.com/rs/xid v1.2.1/go.mod h1:+uKXf+4Djp6Md1KODXJxgGQPKngRmWyn10oCKFzNHOQ= github.com/rs/xid v1.2.1/go.mod h1:+uKXf+4Djp6Md1KODXJxgGQPKngRmWyn10oCKFzNHOQ=
@ -332,12 +188,7 @@ github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQD
github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf35Ld67mk= github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf35Ld67mk=
github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM= github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc= github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
github.com/sirupsen/logrus v1.6.0/go.mod h1:7uNnSEd1DgxDLC74fIahvMZmmYsHGZGEOFrfsX/uA88=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI= github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4= github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
@ -351,16 +202,8 @@ github.com/ugorji/go v1.1.7/go.mod h1:kZn38zHttfInRq0xu/PH0az30d+z6vm202qpg1oXVM
github.com/ugorji/go/codec v1.1.7/go.mod h1:Ax+UKWsSmolVDwsd+7N3ZtXu+yMGCf907BLYF3GoBXY= github.com/ugorji/go/codec v1.1.7/go.mod h1:Ax+UKWsSmolVDwsd+7N3ZtXu+yMGCf907BLYF3GoBXY=
github.com/ugorji/go/codec v1.2.7 h1:YPXUKf7fYbp/y8xloBqZOw2qaVggbfwMlI8WM3wZUJ0= github.com/ugorji/go/codec v1.2.7 h1:YPXUKf7fYbp/y8xloBqZOw2qaVggbfwMlI8WM3wZUJ0=
github.com/ugorji/go/codec v1.2.7/go.mod h1:WGN1fab3R1fzQlVQTkfxVtIBhWDRqOviHU95kRgeqEY= github.com/ugorji/go/codec v1.2.7/go.mod h1:WGN1fab3R1fzQlVQTkfxVtIBhWDRqOviHU95kRgeqEY=
github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k= github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY= github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
go.opencensus.io v0.22.2/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
go.opencensus.io v0.22.3/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
go.opentelemetry.io/contrib/propagators v0.22.0 h1:KGdv58M2//veiYLIhb31mofaI2LgkIPXXAZVeYVyfd8= go.opentelemetry.io/contrib/propagators v0.22.0 h1:KGdv58M2//veiYLIhb31mofaI2LgkIPXXAZVeYVyfd8=
go.opentelemetry.io/contrib/propagators v0.22.0/go.mod h1:xGOuXr6lLIF9BXipA4pm6UuOSI0M98U6tsI3khbOiwU= go.opentelemetry.io/contrib/propagators v0.22.0/go.mod h1:xGOuXr6lLIF9BXipA4pm6UuOSI0M98U6tsI3khbOiwU=
go.opentelemetry.io/otel v1.0.0-RC2/go.mod h1:w1thVQ7qbAy8MHb0IFj8a5Q2QU0l2ksf8u/CN8m3NOM= go.opentelemetry.io/otel v1.0.0-RC2/go.mod h1:w1thVQ7qbAy8MHb0IFj8a5Q2QU0l2ksf8u/CN8m3NOM=
@ -381,153 +224,45 @@ go.uber.org/automaxprocs v1.4.0 h1:CpDZl6aOlLhReez+8S3eEotD7Jx0Os++lemPlMULQP0=
go.uber.org/automaxprocs v1.4.0/go.mod h1:/mTEdr7LvHhs0v7mjdxDreTz1OG5zdZGqgOnhWiR/+Q= go.uber.org/automaxprocs v1.4.0/go.mod h1:/mTEdr7LvHhs0v7mjdxDreTz1OG5zdZGqgOnhWiR/+Q=
go.uber.org/mock v0.4.0 h1:VcM4ZOtdbR4f6VXfiOpwpVJDL6lCReaZ6mw31wqh7KU= go.uber.org/mock v0.4.0 h1:VcM4ZOtdbR4f6VXfiOpwpVJDL6lCReaZ6mw31wqh7KU=
go.uber.org/mock v0.4.0/go.mod h1:a6FSlNadKUHUa9IP5Vyt1zh4fC7uAwxMutEAscFbkZc= go.uber.org/mock v0.4.0/go.mod h1:a6FSlNadKUHUa9IP5Vyt1zh4fC7uAwxMutEAscFbkZc=
golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc= golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
golang.org/x/crypto v0.23.0 h1:dIJU/v2J8Mdglj/8rJ6UUOM3Zc9zLZxVZwwxMooUSAI= golang.org/x/crypto v0.23.0 h1:dIJU/v2J8Mdglj/8rJ6UUOM3Zc9zLZxVZwwxMooUSAI=
golang.org/x/crypto v0.23.0/go.mod h1:CKFgDieR+mRhux2Lsu27y0fO304Db0wZe70UKqHu0v8= golang.org/x/crypto v0.23.0/go.mod h1:CKFgDieR+mRhux2Lsu27y0fO304Db0wZe70UKqHu0v8=
golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA= golang.org/x/exp v0.0.0-20240506185415-9bf2ced13842 h1:vr/HnozRka3pE4EsMEg1lgkXJkTFJCVUX+S/ZT6wYzM=
golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA= golang.org/x/exp v0.0.0-20240506185415-9bf2ced13842/go.mod h1:XtvwrStGgqGPLc4cjQfWqZHG1YFdYs6swckp8vpsjnc=
golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
golang.org/x/exp v0.0.0-20190829153037-c13cbed26979/go.mod h1:86+5VVa7VpoJ4kLfm080zCjGlMRFzhUhsZKEZO7MGek=
golang.org/x/exp v0.0.0-20191030013958-a1ab85dbe136/go.mod h1:JXzH8nQsPlswgeRAPE3MuO9GYsAcnJvJ4vnMwN/5qkY=
golang.org/x/exp v0.0.0-20191129062945-2f5052295587/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
golang.org/x/exp v0.0.0-20191227195350-da58074b4299/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
golang.org/x/exp v0.0.0-20200119233911-0405dc783f0a/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
golang.org/x/exp v0.0.0-20200207192155-f17229e696bd/go.mod h1:J/WKrq2StrnmMY6+EHIKF9dgMWnmCNThgcyBT1FY9mM=
golang.org/x/exp v0.0.0-20200224162631-6cc2880d07d6/go.mod h1:3jZMyOhIsHpP37uCMkUooju7aAi5cS1Q23tOzKc+0MU=
golang.org/x/exp v0.0.0-20221205204356-47842c84f3db h1:D/cFflL63o2KSLJIwjlcIt8PR064j/xsmdEJL/YvY/o=
golang.org/x/exp v0.0.0-20221205204356-47842c84f3db/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
golang.org/x/lint v0.0.0-20190301231843-5614ed5bae6f/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
golang.org/x/lint v0.0.0-20190409202823-959b441ac422/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
golang.org/x/lint v0.0.0-20190909230951-414d861bb4ac/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
golang.org/x/lint v0.0.0-20191125180803-fdd1cda4f05f/go.mod h1:5qLYkcX4OjUUV8bRuDixDT3tpyyb+LUpUlRWLxfhWrs=
golang.org/x/lint v0.0.0-20200130185559-910be7a94367/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
golang.org/x/lint v0.0.0-20200302205851-738671d3881b/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY= golang.org/x/lint v0.0.0-20200302205851-738671d3881b/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
golang.org/x/mobile v0.0.0-20190312151609-d3739f865fa6/go.mod h1:z+o9i4GpDbdi3rU15maQ/Ox0txvL9dWGYEHz965HBQE=
golang.org/x/mobile v0.0.0-20190719004257-d2bd2a29d028/go.mod h1:E/iHnbuqvinMTCcRqshq8CkpyQDoeVncDDYHnLhea+o=
golang.org/x/mod v0.0.0-20190513183733-4bf6d317e70e/go.mod h1:mXi4GBBbnImb6dmsKGUJ2LatrhH/nqhxcFungHvyanc=
golang.org/x/mod v0.1.0/go.mod h1:0QHyrYULN0/3qlju5TqG8bIK38QM8yzMo5ekMj3DlcY=
golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg= golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
golang.org/x/mod v0.1.1-0.20191107180719-034126e5016b/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA= golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4= golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
golang.org/x/mod v0.11.0 h1:bUO06HqtnRcc/7l71XBe4WcqTZ+3AH1J59zWDDwLKgU= golang.org/x/mod v0.17.0 h1:zY54UmvipHiNd+pm+m0x9KhZ9hl1/7QNMyxXbc6ICqA=
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golang.org/x/sys v0.0.0-20200803210538-64077c9b5642/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220114195835-da31bd327af9/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
@ -537,9 +272,7 @@ golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9sn
golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8= golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
golang.org/x/term v0.20.0 h1:VnkxpohqXaOBYJtBmEppKUG6mXpi+4O6purfc2+sMhw= golang.org/x/term v0.20.0 h1:VnkxpohqXaOBYJtBmEppKUG6mXpi+4O6purfc2+sMhw=
golang.org/x/term v0.20.0/go.mod h1:8UkIAJTvZgivsXaD6/pH6U9ecQzZ45awqEOzuCvwpFY= golang.org/x/term v0.20.0/go.mod h1:8UkIAJTvZgivsXaD6/pH6U9ecQzZ45awqEOzuCvwpFY=
golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk= golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
@ -547,178 +280,49 @@ golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ= golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ=
golang.org/x/text v0.15.0 h1:h1V/4gjBv8v9cjcR6+AR5+/cIYK5N/WAgiv4xlsEtAk= golang.org/x/text v0.15.0 h1:h1V/4gjBv8v9cjcR6+AR5+/cIYK5N/WAgiv4xlsEtAk=
golang.org/x/text v0.15.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU= golang.org/x/text v0.15.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ= golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk= golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM= golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190312151545-0bb0c0a6e846/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190312170243-e65039ee4138/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190425150028-36563e24a262/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
golang.org/x/tools v0.0.0-20190506145303-2d16b83fe98c/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
golang.org/x/tools v0.0.0-20190606124116-d0a3d012864b/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
golang.org/x/tools v0.0.0-20190621195816-6e04913cbbac/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
golang.org/x/tools v0.0.0-20190628153133-6cdbf07be9d0/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
golang.org/x/tools v0.0.0-20190816200558-6889da9d5479/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20190828213141-aed303cbaa74/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= golang.org/x/tools v0.0.0-20190828213141-aed303cbaa74/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20190911174233-4f2ddba30aff/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20191012152004-8de300cfc20a/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20191113191852-77e3bb0ad9e7/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20191115202509-3a792d9c32b2/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20191125144606-a911d9008d1f/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20191130070609-6e064ea0cf2d/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20191216173652-a0e659d51361/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/tools v0.0.0-20191227053925-7b8e75db28f4/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/tools v0.0.0-20200117161641-43d50277825c/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/tools v0.0.0-20200122220014-bf1340f18c4a/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/tools v0.0.0-20200130002326-2f3ba24bd6e7/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28= golang.org/x/tools v0.0.0-20200130002326-2f3ba24bd6e7/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/tools v0.0.0-20200204074204-1cc6d1ef6c74/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/tools v0.0.0-20200207183749-b753a1ba74fa/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/tools v0.0.0-20200212150539-ea181f53ac56/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/tools v0.0.0-20200224181240-023911ca70b2/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/tools v0.0.0-20200227222343-706bc42d1f0d/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/tools v0.0.0-20200304193943-95d2e580d8eb/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
golang.org/x/tools v0.0.0-20200331025713-a30bf2db82d4/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
golang.org/x/tools v0.0.0-20200501065659-ab2804fb9c9d/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
golang.org/x/tools v0.0.0-20200512131952-2bc93b1c0c88/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
golang.org/x/tools v0.0.0-20200515010526-7d3b6ebf133d/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
golang.org/x/tools v0.0.0-20200618134242-20370b0cb4b2/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
golang.org/x/tools v0.0.0-20200804011535-6c149bb5ef0d/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
golang.org/x/tools v0.0.0-20200825202427-b303f430e36d/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
golang.org/x/tools v0.1.6-0.20210726203631-07bc1bf47fb2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk= golang.org/x/tools v0.1.6-0.20210726203631-07bc1bf47fb2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc= golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
golang.org/x/tools v0.9.1 h1:8WMNJAz3zrtPmnYC7ISf5dEn3MT0gY7jBJfw27yrrLo= golang.org/x/tools v0.21.0 h1:qc0xYgIbsSDt9EyWz05J5wfa7LOVW0YTLOXrqdLAWIw=
golang.org/x/tools v0.9.1/go.mod h1:owI94Op576fPu3cIGQeHs3joujW/2Oc6MtlxbF5dfNc= golang.org/x/tools v0.21.0/go.mod h1:aiJjzUbINMkxbQROHiO6hDPo2LHcIPhhQsa9DLh0yGk=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
google.golang.org/api v0.4.0/go.mod h1:8k5glujaEP+g9n7WNsDg8QP6cUVNI86fCNMcbazEtwE=
google.golang.org/api v0.7.0/go.mod h1:WtwebWUNSVBH/HAw79HIFXZNqEvBhG+Ra+ax0hx3E3M=
google.golang.org/api v0.8.0/go.mod h1:o4eAsZoiT+ibD93RtjEohWalFOjRDx6CVaqeizhEnKg=
google.golang.org/api v0.9.0/go.mod h1:o4eAsZoiT+ibD93RtjEohWalFOjRDx6CVaqeizhEnKg=
google.golang.org/api v0.13.0/go.mod h1:iLdEw5Ide6rF15KTC1Kkl0iskquN2gFfn9o9XIsbkAI=
google.golang.org/api v0.14.0/go.mod h1:iLdEw5Ide6rF15KTC1Kkl0iskquN2gFfn9o9XIsbkAI=
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honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
honnef.co/go/tools v0.0.0-20190418001031-e561f6794a2a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
honnef.co/go/tools v0.0.1-2020.1.3/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
nhooyr.io/websocket v1.8.7 h1:usjR2uOr/zjjkVMy0lW+PPohFok7PCow5sDjLgX4P4g= nhooyr.io/websocket v1.8.7 h1:usjR2uOr/zjjkVMy0lW+PPohFok7PCow5sDjLgX4P4g=
nhooyr.io/websocket v1.8.7/go.mod h1:B70DZP8IakI65RVQ51MsWP/8jndNma26DVA/nFSCgW0= nhooyr.io/websocket v1.8.7/go.mod h1:B70DZP8IakI65RVQ51MsWP/8jndNma26DVA/nFSCgW0=
rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=
rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA=
zombiezen.com/go/capnproto2 v2.18.0+incompatible h1:mwfXZniffG5mXokQGHUJWGnqIBggoPfT/CEwon9Yess= zombiezen.com/go/capnproto2 v2.18.0+incompatible h1:mwfXZniffG5mXokQGHUJWGnqIBggoPfT/CEwon9Yess=
zombiezen.com/go/capnproto2 v2.18.0+incompatible/go.mod h1:XO5Pr2SbXgqZwn0m0Ru54QBqpOf4K5AYBO+8LAOBQEQ= zombiezen.com/go/capnproto2 v2.18.0+incompatible/go.mod h1:XO5Pr2SbXgqZwn0m0Ru54QBqpOf4K5AYBO+8LAOBQEQ=

39
ingress/icmp_metrics.go Normal file
View File

@ -0,0 +1,39 @@
package ingress
import (
"github.com/prometheus/client_golang/prometheus"
)
const (
namespace = "cloudflared"
)
var (
icmpRequests = prometheus.NewCounter(prometheus.CounterOpts{
Namespace: namespace,
Subsystem: "icmp",
Name: "total_requests",
Help: "Total count of ICMP requests that have been proxied to any origin",
})
icmpReplies = prometheus.NewCounter(prometheus.CounterOpts{
Namespace: namespace,
Subsystem: "icmp",
Name: "total_replies",
Help: "Total count of ICMP replies that have been proxied from any origin",
})
)
func init() {
prometheus.MustRegister(
icmpRequests,
icmpReplies,
)
}
func incrementICMPRequest() {
icmpRequests.Inc()
}
func incrementICMPReply() {
icmpReplies.Inc()
}

2
ingress/origin_icmp_proxy.go
View File

@ -105,6 +105,7 @@ func isEchoReply(msg *icmp.Message) bool {
} }
func observeICMPRequest(logger *zerolog.Logger, span trace.Span, src string, dst string, echoID int, seq int) { func observeICMPRequest(logger *zerolog.Logger, span trace.Span, src string, dst string, echoID int, seq int) {
incrementICMPRequest()
logger.Debug(). logger.Debug().
Str("src", src). Str("src", src).
Str("dst", dst). Str("dst", dst).
@ -118,6 +119,7 @@ func observeICMPRequest(logger *zerolog.Logger, span trace.Span, src string, dst
} }
func observeICMPReply(logger *zerolog.Logger, span trace.Span, dst string, echoID int, seq int) { func observeICMPReply(logger *zerolog.Logger, span trace.Span, dst string, echoID int, seq int) {
incrementICMPReply()
logger.Debug().Str("dst", dst).Int("echoID", echoID).Int("seq", seq).Msg("Sent ICMP reply to edge") logger.Debug().Str("dst", dst).Int("echoID", echoID).Int("seq", seq).Msg("Sent ICMP reply to edge")
span.SetAttributes( span.SetAttributes(
attribute.String("dst", dst), attribute.String("dst", dst),

16
orchestration/orchestrator.go
View File

@ -14,7 +14,7 @@ import (
"github.com/cloudflare/cloudflared/connection" "github.com/cloudflare/cloudflared/connection"
"github.com/cloudflare/cloudflared/ingress" "github.com/cloudflare/cloudflared/ingress"
"github.com/cloudflare/cloudflared/proxy" "github.com/cloudflare/cloudflared/proxy"
tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs" "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
) )
// Orchestrator manages configurations, so they can be updatable during runtime // Orchestrator manages configurations, so they can be updatable during runtime
@ -32,7 +32,7 @@ type Orchestrator struct {
internalRules []ingress.Rule internalRules []ingress.Rule
// cloudflared Configuration // cloudflared Configuration
config *Config config *Config
tags []tunnelpogs.Tag tags []pogs.Tag
log *zerolog.Logger log *zerolog.Logger
// orchestrator must not handle any more updates after shutdownC is closed // orchestrator must not handle any more updates after shutdownC is closed
@ -43,7 +43,7 @@ type Orchestrator struct {
func NewOrchestrator(ctx context.Context, func NewOrchestrator(ctx context.Context,
config *Config, config *Config,
tags []tunnelpogs.Tag, tags []pogs.Tag,
internalRules []ingress.Rule, internalRules []ingress.Rule,
log *zerolog.Logger) (*Orchestrator, error) { log *zerolog.Logger) (*Orchestrator, error) {
o := &Orchestrator{ o := &Orchestrator{
@ -65,7 +65,7 @@ func NewOrchestrator(ctx context.Context,
} }
// UpdateConfig creates a new proxy with the new ingress rules // UpdateConfig creates a new proxy with the new ingress rules
func (o *Orchestrator) UpdateConfig(version int32, config []byte) *tunnelpogs.UpdateConfigurationResponse { func (o *Orchestrator) UpdateConfig(version int32, config []byte) *pogs.UpdateConfigurationResponse {
o.lock.Lock() o.lock.Lock()
defer o.lock.Unlock() defer o.lock.Unlock()
@ -74,7 +74,7 @@ func (o *Orchestrator) UpdateConfig(version int32, config []byte) *tunnelpogs.Up
Int32("current_version", o.currentVersion). Int32("current_version", o.currentVersion).
Int32("received_version", version). Int32("received_version", version).
Msg("Current version is equal or newer than received version") Msg("Current version is equal or newer than received version")
return &tunnelpogs.UpdateConfigurationResponse{ return &pogs.UpdateConfigurationResponse{
LastAppliedVersion: o.currentVersion, LastAppliedVersion: o.currentVersion,
} }
} }
@ -84,7 +84,7 @@ func (o *Orchestrator) UpdateConfig(version int32, config []byte) *tunnelpogs.Up
Int32("version", version). Int32("version", version).
Str("config", string(config)). Str("config", string(config)).
Msgf("Failed to deserialize new configuration") Msgf("Failed to deserialize new configuration")
return &tunnelpogs.UpdateConfigurationResponse{ return &pogs.UpdateConfigurationResponse{
LastAppliedVersion: o.currentVersion, LastAppliedVersion: o.currentVersion,
Err: err, Err: err,
} }
@ -95,7 +95,7 @@ func (o *Orchestrator) UpdateConfig(version int32, config []byte) *tunnelpogs.Up
Int32("version", version). Int32("version", version).
Str("config", string(config)). Str("config", string(config)).
Msgf("Failed to update ingress") Msgf("Failed to update ingress")
return &tunnelpogs.UpdateConfigurationResponse{ return &pogs.UpdateConfigurationResponse{
LastAppliedVersion: o.currentVersion, LastAppliedVersion: o.currentVersion,
Err: err, Err: err,
} }
@ -107,7 +107,7 @@ func (o *Orchestrator) UpdateConfig(version int32, config []byte) *tunnelpogs.Up
Str("config", string(config)). Str("config", string(config)).
Msg("Updated to new configuration") Msg("Updated to new configuration")
configVersion.Set(float64(version)) configVersion.Set(float64(version))
return &tunnelpogs.UpdateConfigurationResponse{ return &pogs.UpdateConfigurationResponse{
LastAppliedVersion: o.currentVersion, LastAppliedVersion: o.currentVersion,
} }
} }

4
orchestration/orchestrator_test.go
View File

@ -23,12 +23,12 @@ import (
"github.com/cloudflare/cloudflared/ingress" "github.com/cloudflare/cloudflared/ingress"
"github.com/cloudflare/cloudflared/management" "github.com/cloudflare/cloudflared/management"
"github.com/cloudflare/cloudflared/tracing" "github.com/cloudflare/cloudflared/tracing"
tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs" "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
) )
var ( var (
testLogger = zerolog.Nop() testLogger = zerolog.Nop()
testTags = []tunnelpogs.Tag{ testTags = []pogs.Tag{
{ {
Name: "package", Name: "package",
Value: "orchestration", Value: "orchestration",

6
proxy/proxy.go
View File

@ -19,7 +19,7 @@ import (
"github.com/cloudflare/cloudflared/ingress" "github.com/cloudflare/cloudflared/ingress"
"github.com/cloudflare/cloudflared/stream" "github.com/cloudflare/cloudflared/stream"
"github.com/cloudflare/cloudflared/tracing" "github.com/cloudflare/cloudflared/tracing"
tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs" "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
) )
const ( const (
@ -33,7 +33,7 @@ type Proxy struct {
ingressRules ingress.Ingress ingressRules ingress.Ingress
warpRouting *ingress.WarpRoutingService warpRouting *ingress.WarpRoutingService
management *ingress.ManagementService management *ingress.ManagementService
tags []tunnelpogs.Tag tags []pogs.Tag
log *zerolog.Logger log *zerolog.Logger
} }
@ -41,7 +41,7 @@ type Proxy struct {
func NewOriginProxy( func NewOriginProxy(
ingressRules ingress.Ingress, ingressRules ingress.Ingress,
warpRouting ingress.WarpRoutingConfig, warpRouting ingress.WarpRoutingConfig,
tags []tunnelpogs.Tag, tags []pogs.Tag,
writeTimeout time.Duration, writeTimeout time.Duration,
log *zerolog.Logger, log *zerolog.Logger,
) *Proxy { ) *Proxy {

4
proxy/proxy_test.go
View File

@ -30,11 +30,11 @@ import (
"github.com/cloudflare/cloudflared/ingress" "github.com/cloudflare/cloudflared/ingress"
"github.com/cloudflare/cloudflared/logger" "github.com/cloudflare/cloudflared/logger"
"github.com/cloudflare/cloudflared/tracing" "github.com/cloudflare/cloudflared/tracing"
tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs" "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
) )
var ( var (
testTags = []tunnelpogs.Tag{{Name: "Name", Value: "value"}} testTags = []pogs.Tag{{Name: "Name", Value: "value"}}
noWarpRouting = ingress.WarpRoutingConfig{} noWarpRouting = ingress.WarpRoutingConfig{}
testWarpRouting = ingress.WarpRoutingConfig{ testWarpRouting = ingress.WarpRoutingConfig{
ConnectTimeout: config.CustomDuration{Duration: time.Second}, ConnectTimeout: config.CustomDuration{Duration: time.Second},

98
quic/metrics.go
View File

@ -7,6 +7,7 @@ import (
"github.com/prometheus/client_golang/prometheus" "github.com/prometheus/client_golang/prometheus"
"github.com/quic-go/quic-go/logging" "github.com/quic-go/quic-go/logging"
"github.com/rs/zerolog"
) )
const ( const (
@ -18,6 +19,7 @@ var (
clientMetrics = struct { clientMetrics = struct {
totalConnections prometheus.Counter totalConnections prometheus.Counter
closedConnections prometheus.Counter closedConnections prometheus.Counter
maxUDPPayloadSize *prometheus.GaugeVec
sentFrames *prometheus.CounterVec sentFrames *prometheus.CounterVec
sentBytes *prometheus.CounterVec sentBytes *prometheus.CounterVec
receivedFrames *prometheus.CounterVec receivedFrames *prometheus.CounterVec
@ -28,6 +30,9 @@ var (
minRTT *prometheus.GaugeVec minRTT *prometheus.GaugeVec
latestRTT *prometheus.GaugeVec latestRTT *prometheus.GaugeVec
smoothedRTT *prometheus.GaugeVec smoothedRTT *prometheus.GaugeVec
mtu *prometheus.GaugeVec
congestionWindow *prometheus.GaugeVec
congestionState *prometheus.GaugeVec
}{ }{
totalConnections: prometheus.NewCounter( totalConnections: prometheus.NewCounter(
prometheus.CounterOpts{ prometheus.CounterOpts{
@ -45,6 +50,15 @@ var (
Help: "Number of connections that has been closed", Help: "Number of connections that has been closed",
}, },
), ),
maxUDPPayloadSize: prometheus.NewGaugeVec(
prometheus.GaugeOpts{
Namespace: namespace,
Subsystem: "client",
Name: "max_udp_payload",
Help: "Maximum UDP payload size in bytes for a QUIC packet",
},
clientConnLabels,
),
sentFrames: prometheus.NewCounterVec( sentFrames: prometheus.NewCounterVec(
prometheus.CounterOpts{ prometheus.CounterOpts{
Namespace: namespace, Namespace: namespace,
@ -135,6 +149,33 @@ var (
}, },
clientConnLabels, clientConnLabels,
), ),
mtu: prometheus.NewGaugeVec(
prometheus.GaugeOpts{
Namespace: namespace,
Subsystem: "client",
Name: "mtu",
Help: "Current maximum transmission unit (MTU) of a connection",
},
clientConnLabels,
),
congestionWindow: prometheus.NewGaugeVec(
prometheus.GaugeOpts{
Namespace: namespace,
Subsystem: "client",
Name: "congestion_window",
Help: "Current congestion window size",
},
clientConnLabels,
),
congestionState: prometheus.NewGaugeVec(
prometheus.GaugeOpts{
Namespace: namespace,
Subsystem: "client",
Name: "congestion_state",
Help: "Current congestion control state. See https://pkg.go.dev/github.com/quic-go/quic-go@v0.45.0/logging#CongestionState for what each value maps to",
},
clientConnLabels,
),
} }
registerClient = sync.Once{} registerClient = sync.Once{}
@ -149,13 +190,15 @@ var (
type clientCollector struct { type clientCollector struct {
index string index string
logger *zerolog.Logger
} }
func newClientCollector(index uint8) *clientCollector { func newClientCollector(index string, logger *zerolog.Logger) *clientCollector {
registerClient.Do(func() { registerClient.Do(func() {
prometheus.MustRegister( prometheus.MustRegister(
clientMetrics.totalConnections, clientMetrics.totalConnections,
clientMetrics.closedConnections, clientMetrics.closedConnections,
clientMetrics.maxUDPPayloadSize,
clientMetrics.sentFrames, clientMetrics.sentFrames,
clientMetrics.sentBytes, clientMetrics.sentBytes,
clientMetrics.receivedFrames, clientMetrics.receivedFrames,
@ -166,11 +209,16 @@ func newClientCollector(index uint8) *clientCollector {
clientMetrics.minRTT, clientMetrics.minRTT,
clientMetrics.latestRTT, clientMetrics.latestRTT,
clientMetrics.smoothedRTT, clientMetrics.smoothedRTT,
clientMetrics.mtu,
clientMetrics.congestionWindow,
clientMetrics.congestionState,
packetTooBigDropped, packetTooBigDropped,
) )
}) })
return &clientCollector{ return &clientCollector{
index: uint8ToString(index), index: index,
logger: logger,
} }
} }
@ -178,16 +226,21 @@ func (cc *clientCollector) startedConnection() {
clientMetrics.totalConnections.Inc() clientMetrics.totalConnections.Inc()
} }
func (cc *clientCollector) closedConnection(err error) { func (cc *clientCollector) closedConnection(error) {
clientMetrics.closedConnections.Inc() clientMetrics.closedConnections.Inc()
} }
func (cc *clientCollector) receivedTransportParameters(params *logging.TransportParameters) {
clientMetrics.maxUDPPayloadSize.WithLabelValues(cc.index).Set(float64(params.MaxUDPPayloadSize))
cc.logger.Debug().Msgf("Received transport parameters: MaxUDPPayloadSize=%d, MaxIdleTimeout=%v, MaxDatagramFrameSize=%d", params.MaxUDPPayloadSize, params.MaxIdleTimeout, params.MaxDatagramFrameSize)
}
func (cc *clientCollector) sentPackets(size logging.ByteCount, frames []logging.Frame) { func (cc *clientCollector) sentPackets(size logging.ByteCount, frames []logging.Frame) {
cc.collectPackets(size, frames, clientMetrics.sentFrames, clientMetrics.sentBytes) cc.collectPackets(size, frames, clientMetrics.sentFrames, clientMetrics.sentBytes, sent)
} }
func (cc *clientCollector) receivedPackets(size logging.ByteCount, frames []logging.Frame) { func (cc *clientCollector) receivedPackets(size logging.ByteCount, frames []logging.Frame) {
cc.collectPackets(size, frames, clientMetrics.receivedFrames, clientMetrics.receivedBytes) cc.collectPackets(size, frames, clientMetrics.receivedFrames, clientMetrics.receivedBytes, received)
} }
func (cc *clientCollector) bufferedPackets(packetType logging.PacketType) { func (cc *clientCollector) bufferedPackets(packetType logging.PacketType) {
@ -212,8 +265,27 @@ func (cc *clientCollector) updatedRTT(rtt *logging.RTTStats) {
clientMetrics.smoothedRTT.WithLabelValues(cc.index).Set(durationToPromGauge(rtt.SmoothedRTT())) clientMetrics.smoothedRTT.WithLabelValues(cc.index).Set(durationToPromGauge(rtt.SmoothedRTT()))
} }
func (cc *clientCollector) collectPackets(size logging.ByteCount, frames []logging.Frame, counter, bandwidth *prometheus.CounterVec) { func (cc *clientCollector) updateCongestionWindow(size logging.ByteCount) {
clientMetrics.congestionWindow.WithLabelValues(cc.index).Set(float64(size))
}
func (cc *clientCollector) updatedCongestionState(state logging.CongestionState) {
clientMetrics.congestionState.WithLabelValues(cc.index).Set(float64(state))
}
func (cc *clientCollector) updateMTU(mtu logging.ByteCount) {
clientMetrics.mtu.WithLabelValues(cc.index).Set(float64(mtu))
cc.logger.Debug().Msgf("QUIC MTU updated to %d", mtu)
}
func (cc *clientCollector) collectPackets(size logging.ByteCount, frames []logging.Frame, counter, bandwidth *prometheus.CounterVec, direction direction) {
for _, frame := range frames { for _, frame := range frames {
switch f := frame.(type) {
case logging.DataBlockedFrame:
cc.logger.Debug().Msgf("%s data_blocked frame", direction)
case logging.StreamDataBlockedFrame:
cc.logger.Debug().Int64("streamID", int64(f.StreamID)).Msgf("%s stream_data_blocked frame", direction)
}
counter.WithLabelValues(cc.index, frameName(frame)).Inc() counter.WithLabelValues(cc.index, frameName(frame)).Inc()
} }
bandwidth.WithLabelValues(cc.index).Add(byteCountToPromCount(size)) bandwidth.WithLabelValues(cc.index).Add(byteCountToPromCount(size))
@ -227,3 +299,17 @@ func frameName(frame logging.Frame) string {
return strings.TrimSuffix(name, "Frame") return strings.TrimSuffix(name, "Frame")
} }
} }
type direction uint8
const (
sent direction = iota
received
)
func (d direction) String() string {
if d == sent {
return "sent"
}
return "received"
}

34
quic/tracing.go
View File

@ -10,26 +10,20 @@ import (
// QUICTracer is a wrapper to create new quicConnTracer // QUICTracer is a wrapper to create new quicConnTracer
type tracer struct { type tracer struct {
index string
logger *zerolog.Logger logger *zerolog.Logger
config *tracerConfig
}
type tracerConfig struct {
index uint8
} }
func NewClientTracer(logger *zerolog.Logger, index uint8) func(context.Context, logging.Perspective, logging.ConnectionID) *logging.ConnectionTracer { func NewClientTracer(logger *zerolog.Logger, index uint8) func(context.Context, logging.Perspective, logging.ConnectionID) *logging.ConnectionTracer {
t := &tracer{ t := &tracer{
index: uint8ToString(index),
logger: logger, logger: logger,
config: &tracerConfig{
index: index,
},
} }
return t.TracerForConnection return t.TracerForConnection
} }
func (t *tracer) TracerForConnection(_ctx context.Context, _p logging.Perspective, _odcid logging.ConnectionID) *logging.ConnectionTracer { func (t *tracer) TracerForConnection(_ctx context.Context, _p logging.Perspective, _odcid logging.ConnectionID) *logging.ConnectionTracer {
return newConnTracer(newClientCollector(t.config.index)) return newConnTracer(newClientCollector(t.index, t.logger))
} }
// connTracer collects connection level metrics // connTracer collects connection level metrics
@ -44,6 +38,7 @@ func newConnTracer(metricsCollector *clientCollector) *logging.ConnectionTracer
return &logging.ConnectionTracer{ return &logging.ConnectionTracer{
StartedConnection: tracer.StartedConnection, StartedConnection: tracer.StartedConnection,
ClosedConnection: tracer.ClosedConnection, ClosedConnection: tracer.ClosedConnection,
ReceivedTransportParameters: tracer.ReceivedTransportParameters,
SentLongHeaderPacket: tracer.SentLongHeaderPacket, SentLongHeaderPacket: tracer.SentLongHeaderPacket,
SentShortHeaderPacket: tracer.SentShortHeaderPacket, SentShortHeaderPacket: tracer.SentShortHeaderPacket,
ReceivedLongHeaderPacket: tracer.ReceivedLongHeaderPacket, ReceivedLongHeaderPacket: tracer.ReceivedLongHeaderPacket,
@ -52,6 +47,8 @@ func newConnTracer(metricsCollector *clientCollector) *logging.ConnectionTracer
DroppedPacket: tracer.DroppedPacket, DroppedPacket: tracer.DroppedPacket,
UpdatedMetrics: tracer.UpdatedMetrics, UpdatedMetrics: tracer.UpdatedMetrics,
LostPacket: tracer.LostPacket, LostPacket: tracer.LostPacket,
UpdatedMTU: tracer.UpdatedMTU,
UpdatedCongestionState: tracer.UpdatedCongestionState,
} }
} }
@ -63,6 +60,10 @@ func (ct *connTracer) ClosedConnection(err error) {
ct.metricsCollector.closedConnection(err) ct.metricsCollector.closedConnection(err)
} }
func (ct *connTracer) ReceivedTransportParameters(params *logging.TransportParameters) {
ct.metricsCollector.receivedTransportParameters(params)
}
func (ct *connTracer) BufferedPacket(pt logging.PacketType, size logging.ByteCount) { func (ct *connTracer) BufferedPacket(pt logging.PacketType, size logging.ByteCount) {
ct.metricsCollector.bufferedPackets(pt) ct.metricsCollector.bufferedPackets(pt)
} }
@ -77,6 +78,7 @@ func (ct *connTracer) LostPacket(level logging.EncryptionLevel, number logging.P
func (ct *connTracer) UpdatedMetrics(rttStats *logging.RTTStats, cwnd, bytesInFlight logging.ByteCount, packetsInFlight int) { func (ct *connTracer) UpdatedMetrics(rttStats *logging.RTTStats, cwnd, bytesInFlight logging.ByteCount, packetsInFlight int) {
ct.metricsCollector.updatedRTT(rttStats) ct.metricsCollector.updatedRTT(rttStats)
ct.metricsCollector.updateCongestionWindow(cwnd)
} }
func (ct *connTracer) SentLongHeaderPacket(hdr *logging.ExtendedHeader, size logging.ByteCount, ecn logging.ECN, ack *logging.AckFrame, frames []logging.Frame) { func (ct *connTracer) SentLongHeaderPacket(hdr *logging.ExtendedHeader, size logging.ByteCount, ecn logging.ECN, ack *logging.AckFrame, frames []logging.Frame) {
@ -95,16 +97,10 @@ func (ct *connTracer) ReceivedShortHeaderPacket(hdr *logging.ShortHeader, size l
ct.metricsCollector.receivedPackets(size, frames) ct.metricsCollector.receivedPackets(size, frames)
} }
type quicLogger struct { func (ct *connTracer) UpdatedMTU(mtu logging.ByteCount, done bool) {
logger *zerolog.Logger ct.metricsCollector.updateMTU(mtu)
connectionID string
} }
func (qt *quicLogger) Write(p []byte) (n int, err error) { func (ct *connTracer) UpdatedCongestionState(state logging.CongestionState) {
qt.logger.Trace().Str("quicConnection", qt.connectionID).RawJSON("event", p).Msg("Quic event") ct.metricsCollector.updatedCongestionState(state)
return len(p), nil
}
func (*quicLogger) Close() error {
return nil
} }

53
retry/backoffhandler.go
View File

@ -6,17 +6,16 @@ import (
"time" "time"
) )
const (
DefaultBaseTime time.Duration = time.Second
)
// Redeclare time functions so they can be overridden in tests. // Redeclare time functions so they can be overridden in tests.
type clock struct { type Clock struct {
Now func() time.Time Now func() time.Time
After func(d time.Duration) <-chan time.Time After func(d time.Duration) <-chan time.Time
} }
var Clock = clock{
Now: time.Now,
After: time.After,
}
// BackoffHandler manages exponential backoff and limits the maximum number of retries. // BackoffHandler manages exponential backoff and limits the maximum number of retries.
// The base time period is 1 second, doubling with each retry. // The base time period is 1 second, doubling with each retry.
// After initial success, a grace period can be set to reset the backoff timer if // After initial success, a grace period can be set to reset the backoff timer if
@ -25,15 +24,26 @@ var Clock = clock{
type BackoffHandler struct { type BackoffHandler struct {
// MaxRetries sets the maximum number of retries to perform. The default value // MaxRetries sets the maximum number of retries to perform. The default value
// of 0 disables retry completely. // of 0 disables retry completely.
MaxRetries uint maxRetries uint
// RetryForever caps the exponential backoff period according to MaxRetries // RetryForever caps the exponential backoff period according to MaxRetries
// but allows you to retry indefinitely. // but allows you to retry indefinitely.
RetryForever bool retryForever bool
// BaseTime sets the initial backoff period. // BaseTime sets the initial backoff period.
BaseTime time.Duration baseTime time.Duration
retries uint retries uint
resetDeadline time.Time resetDeadline time.Time
Clock Clock
}
func NewBackoff(maxRetries uint, baseTime time.Duration, retryForever bool) BackoffHandler {
return BackoffHandler{
maxRetries: maxRetries,
baseTime: baseTime,
retryForever: retryForever,
Clock: Clock{Now: time.Now, After: time.After},
}
} }
func (b BackoffHandler) GetMaxBackoffDuration(ctx context.Context) (time.Duration, bool) { func (b BackoffHandler) GetMaxBackoffDuration(ctx context.Context) (time.Duration, bool) {
@ -44,11 +54,11 @@ func (b BackoffHandler) GetMaxBackoffDuration(ctx context.Context) (time.Duratio
return time.Duration(0), false return time.Duration(0), false
default: default:
} }
if !b.resetDeadline.IsZero() && Clock.Now().After(b.resetDeadline) { if !b.resetDeadline.IsZero() && b.Clock.Now().After(b.resetDeadline) {
// b.retries would be set to 0 at this point // b.retries would be set to 0 at this point
return time.Second, true return time.Second, true
} }
if b.retries >= b.MaxRetries && !b.RetryForever { if b.retries >= b.maxRetries && !b.retryForever {
return time.Duration(0), false return time.Duration(0), false
} }
maxTimeToWait := b.GetBaseTime() * 1 << (b.retries + 1) maxTimeToWait := b.GetBaseTime() * 1 << (b.retries + 1)
@ -58,12 +68,12 @@ func (b BackoffHandler) GetMaxBackoffDuration(ctx context.Context) (time.Duratio
// BackoffTimer returns a channel that sends the current time when the exponential backoff timeout expires. // BackoffTimer returns a channel that sends the current time when the exponential backoff timeout expires.
// Returns nil if the maximum number of retries have been used. // Returns nil if the maximum number of retries have been used.
func (b *BackoffHandler) BackoffTimer() <-chan time.Time { func (b *BackoffHandler) BackoffTimer() <-chan time.Time {
if !b.resetDeadline.IsZero() && Clock.Now().After(b.resetDeadline) { if !b.resetDeadline.IsZero() && b.Clock.Now().After(b.resetDeadline) {
b.retries = 0 b.retries = 0
b.resetDeadline = time.Time{} b.resetDeadline = time.Time{}
} }
if b.retries >= b.MaxRetries { if b.retries >= b.maxRetries {
if !b.RetryForever { if !b.retryForever {
return nil return nil
} }
} else { } else {
@ -71,7 +81,7 @@ func (b *BackoffHandler) BackoffTimer() <-chan time.Time {
} }
maxTimeToWait := time.Duration(b.GetBaseTime() * 1 << (b.retries)) maxTimeToWait := time.Duration(b.GetBaseTime() * 1 << (b.retries))
timeToWait := time.Duration(rand.Int63n(maxTimeToWait.Nanoseconds())) timeToWait := time.Duration(rand.Int63n(maxTimeToWait.Nanoseconds()))
return Clock.After(timeToWait) return b.Clock.After(timeToWait)
} }
// Backoff is used to wait according to exponential backoff. Returns false if the // Backoff is used to wait according to exponential backoff. Returns false if the
@ -94,16 +104,16 @@ func (b *BackoffHandler) Backoff(ctx context.Context) bool {
func (b *BackoffHandler) SetGracePeriod() time.Duration { func (b *BackoffHandler) SetGracePeriod() time.Duration {
maxTimeToWait := b.GetBaseTime() * 2 << (b.retries + 1) maxTimeToWait := b.GetBaseTime() * 2 << (b.retries + 1)
timeToWait := time.Duration(rand.Int63n(maxTimeToWait.Nanoseconds())) timeToWait := time.Duration(rand.Int63n(maxTimeToWait.Nanoseconds()))
b.resetDeadline = Clock.Now().Add(timeToWait) b.resetDeadline = b.Clock.Now().Add(timeToWait)
return timeToWait return timeToWait
} }
func (b BackoffHandler) GetBaseTime() time.Duration { func (b BackoffHandler) GetBaseTime() time.Duration {
if b.BaseTime == 0 { if b.baseTime == 0 {
return time.Second return DefaultBaseTime
} }
return b.BaseTime return b.baseTime
} }
// Retries returns the number of retries consumed so far. // Retries returns the number of retries consumed so far.
@ -112,9 +122,10 @@ func (b *BackoffHandler) Retries() int {
} }
func (b *BackoffHandler) ReachedMaxRetries() bool { func (b *BackoffHandler) ReachedMaxRetries() bool {
return b.retries == b.MaxRetries return b.retries == b.maxRetries
} }
func (b *BackoffHandler) ResetNow() { func (b *BackoffHandler) ResetNow() {
b.resetDeadline = time.Now() b.resetDeadline = b.Clock.Now()
b.retries = 0
} }

33
retry/backoffhandler_test.go
View File

@ -13,10 +13,9 @@ func immediateTimeAfter(time.Duration) <-chan time.Time {
} }
func TestBackoffRetries(t *testing.T) { func TestBackoffRetries(t *testing.T) {
// make backoff return immediately
Clock.After = immediateTimeAfter
ctx := context.Background() ctx := context.Background()
backoff := BackoffHandler{MaxRetries: 3} // make backoff return immediately
backoff := BackoffHandler{maxRetries: 3, Clock: Clock{time.Now, immediateTimeAfter}}
if !backoff.Backoff(ctx) { if !backoff.Backoff(ctx) {
t.Fatalf("backoff failed immediately") t.Fatalf("backoff failed immediately")
} }
@ -32,10 +31,10 @@ func TestBackoffRetries(t *testing.T) {
} }
func TestBackoffCancel(t *testing.T) { func TestBackoffCancel(t *testing.T) {
// prevent backoff from returning normally
Clock.After = func(time.Duration) <-chan time.Time { return make(chan time.Time) }
ctx, cancelFunc := context.WithCancel(context.Background()) ctx, cancelFunc := context.WithCancel(context.Background())
backoff := BackoffHandler{MaxRetries: 3} // prevent backoff from returning normally
after := func(time.Duration) <-chan time.Time { return make(chan time.Time) }
backoff := BackoffHandler{maxRetries: 3, Clock: Clock{time.Now, after}}
cancelFunc() cancelFunc()
if backoff.Backoff(ctx) { if backoff.Backoff(ctx) {
t.Fatalf("backoff allowed after cancel") t.Fatalf("backoff allowed after cancel")
@ -46,13 +45,12 @@ func TestBackoffCancel(t *testing.T) {
} }
func TestBackoffGracePeriod(t *testing.T) { func TestBackoffGracePeriod(t *testing.T) {
ctx := context.Background()
currentTime := time.Now() currentTime := time.Now()
// make Clock.Now return whatever we like // make Clock.Now return whatever we like
Clock.Now = func() time.Time { return currentTime } now := func() time.Time { return currentTime }
// make backoff return immediately // make backoff return immediately
Clock.After = immediateTimeAfter backoff := BackoffHandler{maxRetries: 1, Clock: Clock{now, immediateTimeAfter}}
ctx := context.Background()
backoff := BackoffHandler{MaxRetries: 1}
if !backoff.Backoff(ctx) { if !backoff.Backoff(ctx) {
t.Fatalf("backoff failed immediately") t.Fatalf("backoff failed immediately")
} }
@ -70,10 +68,9 @@ func TestBackoffGracePeriod(t *testing.T) {
} }
func TestGetMaxBackoffDurationRetries(t *testing.T) { func TestGetMaxBackoffDurationRetries(t *testing.T) {
// make backoff return immediately
Clock.After = immediateTimeAfter
ctx := context.Background() ctx := context.Background()
backoff := BackoffHandler{MaxRetries: 3} // make backoff return immediately
backoff := BackoffHandler{maxRetries: 3, Clock: Clock{time.Now, immediateTimeAfter}}
if _, ok := backoff.GetMaxBackoffDuration(ctx); !ok { if _, ok := backoff.GetMaxBackoffDuration(ctx); !ok {
t.Fatalf("backoff failed immediately") t.Fatalf("backoff failed immediately")
} }
@ -95,10 +92,9 @@ func TestGetMaxBackoffDurationRetries(t *testing.T) {
} }
func TestGetMaxBackoffDuration(t *testing.T) { func TestGetMaxBackoffDuration(t *testing.T) {
// make backoff return immediately
Clock.After = immediateTimeAfter
ctx := context.Background() ctx := context.Background()
backoff := BackoffHandler{MaxRetries: 3} // make backoff return immediately
backoff := BackoffHandler{maxRetries: 3, Clock: Clock{time.Now, immediateTimeAfter}}
if duration, ok := backoff.GetMaxBackoffDuration(ctx); !ok || duration > time.Second*2 { if duration, ok := backoff.GetMaxBackoffDuration(ctx); !ok || duration > time.Second*2 {
t.Fatalf("backoff (%s) didn't return < 2 seconds on first retry", duration) t.Fatalf("backoff (%s) didn't return < 2 seconds on first retry", duration)
} }
@ -117,10 +113,9 @@ func TestGetMaxBackoffDuration(t *testing.T) {
} }
func TestBackoffRetryForever(t *testing.T) { func TestBackoffRetryForever(t *testing.T) {
// make backoff return immediately
Clock.After = immediateTimeAfter
ctx := context.Background() ctx := context.Background()
backoff := BackoffHandler{MaxRetries: 3, RetryForever: true} // make backoff return immediately
backoff := BackoffHandler{maxRetries: 3, retryForever: true, Clock: Clock{time.Now, immediateTimeAfter}}
if duration, ok := backoff.GetMaxBackoffDuration(ctx); !ok || duration > time.Second*2 { if duration, ok := backoff.GetMaxBackoffDuration(ctx); !ok || duration > time.Second*2 {
t.Fatalf("backoff (%s) didn't return < 2 seconds on first retry", duration) t.Fatalf("backoff (%s) didn't return < 2 seconds on first retry", duration)
} }

138
supervisor/reconnect.go
View File

@ -1,138 +0,0 @@
package supervisor
import (
"context"
"errors"
"fmt"
"sync"
"time"
"github.com/prometheus/client_golang/prometheus"
"github.com/cloudflare/cloudflared/retry"
tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
)
var (
errJWTUnset = errors.New("JWT unset")
)
// reconnectTunnelCredentialManager is invoked by functions in tunnel.go to
// get/set parameters for ReconnectTunnel RPC calls.
type reconnectCredentialManager struct {
mu sync.RWMutex
jwt []byte
eventDigest map[uint8][]byte
connDigest map[uint8][]byte
authSuccess prometheus.Counter
authFail *prometheus.CounterVec
}
func newReconnectCredentialManager(namespace, subsystem string, haConnections int) *reconnectCredentialManager {
authSuccess := prometheus.NewCounter(
prometheus.CounterOpts{
Namespace: namespace,
Subsystem: subsystem,
Name: "tunnel_authenticate_success",
Help: "Count of successful tunnel authenticate",
},
)
authFail := prometheus.NewCounterVec(
prometheus.CounterOpts{
Namespace: namespace,
Subsystem: subsystem,
Name: "tunnel_authenticate_fail",
Help: "Count of tunnel authenticate errors by type",
},
[]string{"error"},
)
prometheus.MustRegister(authSuccess, authFail)
return &reconnectCredentialManager{
eventDigest: make(map[uint8][]byte, haConnections),
connDigest: make(map[uint8][]byte, haConnections),
authSuccess: authSuccess,
authFail: authFail,
}
}
func (cm *reconnectCredentialManager) ReconnectToken() ([]byte, error) {
cm.mu.RLock()
defer cm.mu.RUnlock()
if cm.jwt == nil {
return nil, errJWTUnset
}
return cm.jwt, nil
}
func (cm *reconnectCredentialManager) SetReconnectToken(jwt []byte) {
cm.mu.Lock()
defer cm.mu.Unlock()
cm.jwt = jwt
}
func (cm *reconnectCredentialManager) EventDigest(connID uint8) ([]byte, error) {
cm.mu.RLock()
defer cm.mu.RUnlock()
digest, ok := cm.eventDigest[connID]
if !ok {
return nil, fmt.Errorf("no event digest for connection %v", connID)
}
return digest, nil
}
func (cm *reconnectCredentialManager) SetEventDigest(connID uint8, digest []byte) {
cm.mu.Lock()
defer cm.mu.Unlock()
cm.eventDigest[connID] = digest
}
func (cm *reconnectCredentialManager) ConnDigest(connID uint8) ([]byte, error) {
cm.mu.RLock()
defer cm.mu.RUnlock()
digest, ok := cm.connDigest[connID]
if !ok {
return nil, fmt.Errorf("no connection digest for connection %v", connID)
}
return digest, nil
}
func (cm *reconnectCredentialManager) SetConnDigest(connID uint8, digest []byte) {
cm.mu.Lock()
defer cm.mu.Unlock()
cm.connDigest[connID] = digest
}
func (cm *reconnectCredentialManager) RefreshAuth(
ctx context.Context,
backoff *retry.BackoffHandler,
authenticate func(ctx context.Context, numPreviousAttempts int) (tunnelpogs.AuthOutcome, error),
) (retryTimer <-chan time.Time, err error) {
authOutcome, err := authenticate(ctx, backoff.Retries())
if err != nil {
cm.authFail.WithLabelValues(err.Error()).Inc()
if _, ok := backoff.GetMaxBackoffDuration(ctx); ok {
return backoff.BackoffTimer(), nil
}
return nil, err
}
// clear backoff timer
backoff.SetGracePeriod()
switch outcome := authOutcome.(type) {
case tunnelpogs.AuthSuccess:
cm.SetReconnectToken(outcome.JWT())
cm.authSuccess.Inc()
return retry.Clock.After(outcome.RefreshAfter()), nil
case tunnelpogs.AuthUnknown:
duration := outcome.RefreshAfter()
cm.authFail.WithLabelValues(outcome.Error()).Inc()
return retry.Clock.After(duration), nil
case tunnelpogs.AuthFail:
cm.authFail.WithLabelValues(outcome.Error()).Inc()
return nil, outcome
default:
err := fmt.Errorf("refresh_auth: Unexpected outcome type %T", authOutcome)
cm.authFail.WithLabelValues(err.Error()).Inc()
return nil, err
}
}

120
supervisor/reconnect_test.go
View File

@ -1,120 +0,0 @@
package supervisor
import (
"context"
"errors"
"fmt"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/cloudflare/cloudflared/retry"
tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
)
func TestRefreshAuthBackoff(t *testing.T) {
rcm := newReconnectCredentialManager(t.Name(), t.Name(), 4)
var wait time.Duration
retry.Clock.After = func(d time.Duration) <-chan time.Time {
wait = d
return time.After(d)
}
backoff := &retry.BackoffHandler{MaxRetries: 3}
auth := func(ctx context.Context, n int) (tunnelpogs.AuthOutcome, error) {
return nil, fmt.Errorf("authentication failure")
}
// authentication failures should consume the backoff
for i := uint(0); i < backoff.MaxRetries; i++ {
retryChan, err := rcm.RefreshAuth(context.Background(), backoff, auth)
require.NoError(t, err)
require.NotNil(t, retryChan)
require.Greater(t, wait.Seconds(), 0.0)
require.Less(t, wait.Seconds(), float64((1<<(i+1))*time.Second))
}
retryChan, err := rcm.RefreshAuth(context.Background(), backoff, auth)
require.Error(t, err)
require.Nil(t, retryChan)
// now we actually make contact with the remote server
_, _ = rcm.RefreshAuth(context.Background(), backoff, func(ctx context.Context, n int) (tunnelpogs.AuthOutcome, error) {
return tunnelpogs.NewAuthUnknown(errors.New("auth unknown"), 19), nil
})
// The backoff timer should have been reset. To confirm this, make timeNow
// return a value after the backoff timer's grace period
retry.Clock.Now = func() time.Time {
expectedGracePeriod := time.Duration(time.Second * 2 << backoff.MaxRetries)
return time.Now().Add(expectedGracePeriod * 2)
}
_, ok := backoff.GetMaxBackoffDuration(context.Background())
require.True(t, ok)
}
func TestRefreshAuthSuccess(t *testing.T) {
rcm := newReconnectCredentialManager(t.Name(), t.Name(), 4)
var wait time.Duration
retry.Clock.After = func(d time.Duration) <-chan time.Time {
wait = d
return time.After(d)
}
backoff := &retry.BackoffHandler{MaxRetries: 3}
auth := func(ctx context.Context, n int) (tunnelpogs.AuthOutcome, error) {
return tunnelpogs.NewAuthSuccess([]byte("jwt"), 19), nil
}
retryChan, err := rcm.RefreshAuth(context.Background(), backoff, auth)
assert.NoError(t, err)
assert.NotNil(t, retryChan)
assert.Equal(t, 19*time.Hour, wait)
token, err := rcm.ReconnectToken()
assert.NoError(t, err)
assert.Equal(t, []byte("jwt"), token)
}
func TestRefreshAuthUnknown(t *testing.T) {
rcm := newReconnectCredentialManager(t.Name(), t.Name(), 4)
var wait time.Duration
retry.Clock.After = func(d time.Duration) <-chan time.Time {
wait = d
return time.After(d)
}
backoff := &retry.BackoffHandler{MaxRetries: 3}
auth := func(ctx context.Context, n int) (tunnelpogs.AuthOutcome, error) {
return tunnelpogs.NewAuthUnknown(errors.New("auth unknown"), 19), nil
}
retryChan, err := rcm.RefreshAuth(context.Background(), backoff, auth)
assert.NoError(t, err)
assert.NotNil(t, retryChan)
assert.Equal(t, 19*time.Hour, wait)
token, err := rcm.ReconnectToken()
assert.Equal(t, errJWTUnset, err)
assert.Nil(t, token)
}
func TestRefreshAuthFail(t *testing.T) {
rcm := newReconnectCredentialManager(t.Name(), t.Name(), 4)
backoff := &retry.BackoffHandler{MaxRetries: 3}
auth := func(ctx context.Context, n int) (tunnelpogs.AuthOutcome, error) {
return tunnelpogs.NewAuthFail(errors.New("auth fail")), nil
}
retryChan, err := rcm.RefreshAuth(context.Background(), backoff, auth)
assert.Error(t, err)
assert.Nil(t, retryChan)
token, err := rcm.ReconnectToken()
assert.Equal(t, errJWTUnset, err)
assert.Nil(t, token)
}

12
supervisor/supervisor.go
View File

@ -49,8 +49,6 @@ type Supervisor struct {
log *ConnAwareLogger log *ConnAwareLogger
logTransport *zerolog.Logger logTransport *zerolog.Logger
reconnectCredentialManager *reconnectCredentialManager
reconnectCh chan ReconnectSignal reconnectCh chan ReconnectSignal
gracefulShutdownC <-chan struct{} gracefulShutdownC <-chan struct{}
} }
@ -76,8 +74,6 @@ func NewSupervisor(config *TunnelConfig, orchestrator *orchestration.Orchestrato
return nil, err return nil, err
} }
reconnectCredentialManager := newReconnectCredentialManager(connection.MetricsNamespace, connection.TunnelSubsystem, config.HAConnections)
tracker := tunnelstate.NewConnTracker(config.Log) tracker := tunnelstate.NewConnTracker(config.Log)
log := NewConnAwareLogger(config.Log, tracker, config.Observer) log := NewConnAwareLogger(config.Log, tracker, config.Observer)
@ -87,7 +83,6 @@ func NewSupervisor(config *TunnelConfig, orchestrator *orchestration.Orchestrato
edgeTunnelServer := EdgeTunnelServer{ edgeTunnelServer := EdgeTunnelServer{
config: config, config: config,
orchestrator: orchestrator, orchestrator: orchestrator,
credentialManager: reconnectCredentialManager,
edgeAddrs: edgeIPs, edgeAddrs: edgeIPs,
edgeAddrHandler: edgeAddrHandler, edgeAddrHandler: edgeAddrHandler,
edgeBindAddr: edgeBindAddr, edgeBindAddr: edgeBindAddr,
@ -107,7 +102,6 @@ func NewSupervisor(config *TunnelConfig, orchestrator *orchestration.Orchestrato
tunnelsProtocolFallback: map[int]*protocolFallback{}, tunnelsProtocolFallback: map[int]*protocolFallback{},
log: log, log: log,
logTransport: config.LogTransport, logTransport: config.LogTransport,
reconnectCredentialManager: reconnectCredentialManager,
reconnectCh: reconnectCh, reconnectCh: reconnectCh,
gracefulShutdownC: gracefulShutdownC, gracefulShutdownC: gracefulShutdownC,
}, nil }, nil
@ -138,7 +132,7 @@ func (s *Supervisor) Run(
var tunnelsWaiting []int var tunnelsWaiting []int
tunnelsActive := s.config.HAConnections tunnelsActive := s.config.HAConnections
backoff := retry.BackoffHandler{MaxRetries: s.config.Retries, BaseTime: tunnelRetryDuration, RetryForever: true} backoff := retry.NewBackoff(s.config.Retries, tunnelRetryDuration, true)
var backoffTimer <-chan time.Time var backoffTimer <-chan time.Time
shuttingDown := false shuttingDown := false
@ -212,7 +206,7 @@ func (s *Supervisor) initialize(
s.config.HAConnections = availableAddrs s.config.HAConnections = availableAddrs
} }
s.tunnelsProtocolFallback[0] = &protocolFallback{ s.tunnelsProtocolFallback[0] = &protocolFallback{
retry.BackoffHandler{MaxRetries: s.config.Retries, RetryForever: true}, retry.NewBackoff(s.config.Retries, retry.DefaultBaseTime, true),
s.config.ProtocolSelector.Current(), s.config.ProtocolSelector.Current(),
false, false,
} }
@ -234,7 +228,7 @@ func (s *Supervisor) initialize(
// At least one successful connection, so start the rest // At least one successful connection, so start the rest
for i := 1; i < s.config.HAConnections; i++ { for i := 1; i < s.config.HAConnections; i++ {
s.tunnelsProtocolFallback[i] = &protocolFallback{ s.tunnelsProtocolFallback[i] = &protocolFallback{
retry.BackoffHandler{MaxRetries: s.config.Retries, RetryForever: true}, retry.NewBackoff(s.config.Retries, retry.DefaultBaseTime, true),
// Set the protocol we know the first tunnel connected with. // Set the protocol we know the first tunnel connected with.
s.tunnelsProtocolFallback[0].protocol, s.tunnelsProtocolFallback[0].protocol,
false, false,

52
supervisor/tunnel.go
View File

@ -10,7 +10,6 @@ import (
"sync" "sync"
"time" "time"
"github.com/google/uuid"
"github.com/pkg/errors" "github.com/pkg/errors"
"github.com/quic-go/quic-go" "github.com/quic-go/quic-go"
"github.com/rs/zerolog" "github.com/rs/zerolog"
@ -27,8 +26,7 @@ import (
quicpogs "github.com/cloudflare/cloudflared/quic" quicpogs "github.com/cloudflare/cloudflared/quic"
"github.com/cloudflare/cloudflared/retry" "github.com/cloudflare/cloudflared/retry"
"github.com/cloudflare/cloudflared/signal" "github.com/cloudflare/cloudflared/signal"
tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs" "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
"github.com/cloudflare/cloudflared/tunnelrpc/proto"
"github.com/cloudflare/cloudflared/tunnelstate" "github.com/cloudflare/cloudflared/tunnelstate"
) )
@ -49,7 +47,7 @@ type TunnelConfig struct {
HAConnections int HAConnections int
IsAutoupdated bool IsAutoupdated bool
LBPool string LBPool string
Tags []tunnelpogs.Tag Tags []pogs.Tag
Log *zerolog.Logger Log *zerolog.Logger
LogTransport *zerolog.Logger LogTransport *zerolog.Logger
Observer *connection.Observer Observer *connection.Observer
@ -60,7 +58,7 @@ type TunnelConfig struct {
NeedPQ bool NeedPQ bool
NamedTunnel *connection.NamedTunnelProperties NamedTunnel *connection.TunnelProperties
ProtocolSelector connection.ProtocolSelector ProtocolSelector connection.ProtocolSelector
EdgeTLSConfigs map[connection.Protocol]*tls.Config EdgeTLSConfigs map[connection.Protocol]*tls.Config
PacketConfig *ingress.GlobalRouterConfig PacketConfig *ingress.GlobalRouterConfig
@ -69,38 +67,18 @@ type TunnelConfig struct {
WriteStreamTimeout time.Duration WriteStreamTimeout time.Duration
DisableQUICPathMTUDiscovery bool DisableQUICPathMTUDiscovery bool
QUICConnectionLevelFlowControlLimit uint64
QUICStreamLevelFlowControlLimit uint64
FeatureSelector *features.FeatureSelector FeatureSelector *features.FeatureSelector
} }
func (c *TunnelConfig) registrationOptions(connectionID uint8, OriginLocalIP string, uuid uuid.UUID) *tunnelpogs.RegistrationOptions { func (c *TunnelConfig) connectionOptions(originLocalAddr string, numPreviousAttempts uint8) *pogs.ConnectionOptions {
policy := proto.ExistingTunnelPolicy_balance
if c.HAConnections <= 1 && c.LBPool == "" {
policy = proto.ExistingTunnelPolicy_disconnect
}
return &tunnelpogs.RegistrationOptions{
ClientID: c.ClientID,
Version: c.ReportedVersion,
OS: c.OSArch,
ExistingTunnelPolicy: policy,
PoolName: c.LBPool,
Tags: c.Tags,
ConnectionID: connectionID,
OriginLocalIP: OriginLocalIP,
IsAutoupdated: c.IsAutoupdated,
RunFromTerminal: c.RunFromTerminal,
CompressionQuality: 0,
UUID: uuid.String(),
Features: c.SupportedFeatures(),
}
}
func (c *TunnelConfig) connectionOptions(originLocalAddr string, numPreviousAttempts uint8) *tunnelpogs.ConnectionOptions {
// attempt to parse out origin IP, but don't fail since it's informational field // attempt to parse out origin IP, but don't fail since it's informational field
host, _, _ := net.SplitHostPort(originLocalAddr) host, _, _ := net.SplitHostPort(originLocalAddr)
originIP := net.ParseIP(host) originIP := net.ParseIP(host)
return &tunnelpogs.ConnectionOptions{ return &pogs.ConnectionOptions{
Client: c.NamedTunnel.Client, Client: c.NamedTunnel.Client,
OriginLocalIP: originIP, OriginLocalIP: originIP,
ReplaceExisting: c.ReplaceExisting, ReplaceExisting: c.ReplaceExisting,
@ -203,7 +181,6 @@ func (f *ipAddrFallback) ShouldGetNewAddress(connIndex uint8, err error) (needsN
type EdgeTunnelServer struct { type EdgeTunnelServer struct {
config *TunnelConfig config *TunnelConfig
orchestrator *orchestration.Orchestrator orchestrator *orchestration.Orchestrator
credentialManager *reconnectCredentialManager
edgeAddrHandler EdgeAddrHandler edgeAddrHandler EdgeAddrHandler
edgeAddrs *edgediscovery.Edge edgeAddrs *edgediscovery.Edge
edgeBindAddr net.IP edgeBindAddr net.IP
@ -479,6 +456,7 @@ func (e *EdgeTunnelServer) serveConnection(
connIndex, connIndex,
addr.UDP.IP, addr.UDP.IP,
nil, nil,
e.config.RPCTimeout,
e.gracefulShutdownC, e.gracefulShutdownC,
e.config.GracePeriod, e.config.GracePeriod,
protocol, protocol,
@ -531,7 +509,7 @@ func (e *EdgeTunnelServer) serveHTTP2(
ctx context.Context, ctx context.Context,
connLog *ConnAwareLogger, connLog *ConnAwareLogger,
tlsServerConn net.Conn, tlsServerConn net.Conn,
connOptions *tunnelpogs.ConnectionOptions, connOptions *pogs.ConnectionOptions,
controlStreamHandler connection.ControlStreamHandler, controlStreamHandler connection.ControlStreamHandler,
connIndex uint8, connIndex uint8,
) error { ) error {
@ -573,7 +551,7 @@ func (e *EdgeTunnelServer) serveQUIC(
ctx context.Context, ctx context.Context,
edgeAddr *net.UDPAddr, edgeAddr *net.UDPAddr,
connLogger *ConnAwareLogger, connLogger *ConnAwareLogger,
connOptions *tunnelpogs.ConnectionOptions, connOptions *pogs.ConnectionOptions,
controlStreamHandler connection.ControlStreamHandler, controlStreamHandler connection.ControlStreamHandler,
connIndex uint8, connIndex uint8,
) (err error, recoverable bool) { ) (err error, recoverable bool) {
@ -591,6 +569,13 @@ func (e *EdgeTunnelServer) serveQUIC(
tlsConfig.CurvePreferences = curvePref tlsConfig.CurvePreferences = curvePref
// quic-go 0.44 increases the initial packet size to 1280 by default. That breaks anyone running tunnel through WARP
// because WARP MTU is 1280.
var initialPacketSize uint16 = 1252
if edgeAddr.IP.To4() == nil {
initialPacketSize = 1232
}
quicConfig := &quic.Config{ quicConfig := &quic.Config{
HandshakeIdleTimeout: quicpogs.HandshakeIdleTimeout, HandshakeIdleTimeout: quicpogs.HandshakeIdleTimeout,
MaxIdleTimeout: quicpogs.MaxIdleTimeout, MaxIdleTimeout: quicpogs.MaxIdleTimeout,
@ -600,6 +585,9 @@ func (e *EdgeTunnelServer) serveQUIC(
EnableDatagrams: true, EnableDatagrams: true,
Tracer: quicpogs.NewClientTracer(connLogger.Logger(), connIndex), Tracer: quicpogs.NewClientTracer(connLogger.Logger(), connIndex),
DisablePathMTUDiscovery: e.config.DisableQUICPathMTUDiscovery, DisablePathMTUDiscovery: e.config.DisableQUICPathMTUDiscovery,
MaxConnectionReceiveWindow: e.config.QUICConnectionLevelFlowControlLimit,
MaxStreamReceiveWindow: e.config.QUICStreamLevelFlowControlLimit,
InitialPacketSize: initialPacketSize,
} }
quicConn, err := connection.NewQUICConnection( quicConn, err := connection.NewQUICConnection(

24
supervisor/tunnel_test.go
View File

@ -24,14 +24,18 @@ func (dmf *dynamicMockFetcher) fetch() edgediscovery.PercentageFetcher {
} }
} }
func immediateTimeAfter(time.Duration) <-chan time.Time {
c := make(chan time.Time, 1)
c <- time.Now()
return c
}
func TestWaitForBackoffFallback(t *testing.T) { func TestWaitForBackoffFallback(t *testing.T) {
maxRetries := uint(3) maxRetries := uint(3)
backoff := retry.BackoffHandler{ backoff := retry.NewBackoff(maxRetries, 40*time.Millisecond, false)
MaxRetries: maxRetries, backoff.Clock.After = immediateTimeAfter
BaseTime: time.Millisecond * 10,
}
log := zerolog.Nop() log := zerolog.Nop()
resolveTTL := time.Duration(0) resolveTTL := 10 * time.Second
mockFetcher := dynamicMockFetcher{ mockFetcher := dynamicMockFetcher{
protocolPercents: edgediscovery.ProtocolPercents{edgediscovery.ProtocolPercent{Protocol: "quic", Percentage: 100}}, protocolPercents: edgediscovery.ProtocolPercents{edgediscovery.ProtocolPercent{Protocol: "quic", Percentage: 100}},
} }
@ -64,21 +68,23 @@ func TestWaitForBackoffFallback(t *testing.T) {
} }
// Retry fallback protocol // Retry fallback protocol
for i := 0; i < int(maxRetries); i++ {
protoFallback.BackoffTimer() // simulate retry protoFallback.BackoffTimer() // simulate retry
ok := selectNextProtocol(&log, protoFallback, protocolSelector, nil) ok := selectNextProtocol(&log, protoFallback, protocolSelector, nil)
assert.True(t, ok) assert.True(t, ok)
fallback, ok := protocolSelector.Fallback() fallback, ok := protocolSelector.Fallback()
assert.True(t, ok) assert.True(t, ok)
assert.Equal(t, fallback, protoFallback.protocol) assert.Equal(t, fallback, protoFallback.protocol)
} assert.Equal(t, connection.HTTP2, protoFallback.protocol)
currentGlobalProtocol := protocolSelector.Current() currentGlobalProtocol := protocolSelector.Current()
assert.Equal(t, initProtocol, currentGlobalProtocol) assert.Equal(t, initProtocol, currentGlobalProtocol)
// Simulate max retries again (retries reset after protocol switch)
for i := 0; i < int(maxRetries); i++ {
protoFallback.BackoffTimer()
}
// No protocol to fallback, return error // No protocol to fallback, return error
protoFallback.BackoffTimer() // simulate retry ok = selectNextProtocol(&log, protoFallback, protocolSelector, nil)
ok := selectNextProtocol(&log, protoFallback, protocolSelector, nil)
assert.False(t, ok) assert.False(t, ok)
protoFallback.reset() protoFallback.reset()

3
token/token.go
View File

@ -94,9 +94,10 @@ func errDeleteTokenFailed(lockFilePath string) error {
// newLock will get a new file lock // newLock will get a new file lock
func newLock(path string) *lock { func newLock(path string) *lock {
lockPath := path + ".lock" lockPath := path + ".lock"
backoff := retry.NewBackoff(uint(7), retry.DefaultBaseTime, false)
return &lock{ return &lock{
lockFilePath: lockPath, lockFilePath: lockPath,
backoff: &retry.BackoffHandler{MaxRetries: 7}, backoff: &backoff,
sigHandler: &signalHandler{ sigHandler: &signalHandler{
signals: []os.Signal{syscall.SIGINT, syscall.SIGTERM}, signals: []os.Signal{syscall.SIGINT, syscall.SIGTERM},
}, },

143
tunnelrpc/metrics/metrics.go Normal file
View File

@ -0,0 +1,143 @@
package metrics
import (
"github.com/prometheus/client_golang/prometheus"
)
const (
metricsNamespace = "cloudflared"
rpcSubsystem = "rpc"
)
// CloudflaredServer operation labels
// CloudflaredServer is an extension of SessionManager with additional methods, but it's helpful
// to visualize it separately in the metrics since they are technically different client/servers.
const (
Cloudflared = "cloudflared"
)
// ConfigurationManager operation labels
const (
ConfigurationManager = "config"
OperationUpdateConfiguration = "update_configuration"
)
// SessionManager operation labels
const (
SessionManager = "session"
OperationRegisterUdpSession = "register_udp_session"
OperationUnregisterUdpSession = "unregister_udp_session"
)
// RegistrationServer operation labels
const (
Registration = "registration"
OperationRegisterConnection = "register_connection"
OperationUnregisterConnection = "unregister_connection"
OperationUpdateLocalConfiguration = "update_local_configuration"
)
type rpcMetrics struct {
serverOperations *prometheus.CounterVec
serverFailures *prometheus.CounterVec
serverOperationsLatency *prometheus.HistogramVec
ClientOperations *prometheus.CounterVec
ClientFailures *prometheus.CounterVec
ClientOperationsLatency *prometheus.HistogramVec
}
var CapnpMetrics *rpcMetrics = &rpcMetrics{
serverOperations: prometheus.NewCounterVec(
prometheus.CounterOpts{
Namespace: metricsNamespace,
Subsystem: rpcSubsystem,
Name: "server_operations",
Help: "Number of rpc methods by handler served",
},
[]string{"handler", "method"},
),
serverFailures: prometheus.NewCounterVec(
prometheus.CounterOpts{
Namespace: metricsNamespace,
Subsystem: rpcSubsystem,
Name: "server_failures",
Help: "Number of rpc methods failures by handler served",
},
[]string{"handler", "method"},
),
serverOperationsLatency: prometheus.NewHistogramVec(
prometheus.HistogramOpts{
Namespace: metricsNamespace,
Subsystem: rpcSubsystem,
Name: "server_latency_secs",
Help: "Latency of rpc methods by handler served",
// Bucket starts at 50ms, each bucket grows by a factor of 3, up to 5 buckets and is expressed as seconds:
// 50ms, 150ms, 450ms, 1350ms, 4050ms
Buckets: prometheus.ExponentialBuckets(0.05, 3, 5),
},
[]string{"handler", "method"},
),
ClientOperations: prometheus.NewCounterVec(
prometheus.CounterOpts{
Namespace: metricsNamespace,
Subsystem: rpcSubsystem,
Name: "client_operations",
Help: "Number of rpc methods by handler requested",
},
[]string{"handler", "method"},
),
ClientFailures: prometheus.NewCounterVec(
prometheus.CounterOpts{
Namespace: metricsNamespace,
Subsystem: rpcSubsystem,
Name: "client_failures",
Help: "Number of rpc method failures by handler requested",
},
[]string{"handler", "method"},
),
ClientOperationsLatency: prometheus.NewHistogramVec(
prometheus.HistogramOpts{
Namespace: metricsNamespace,
Subsystem: rpcSubsystem,
Name: "client_latency_secs",
Help: "Latency of rpc methods by handler requested",
// Bucket starts at 50ms, each bucket grows by a factor of 3, up to 5 buckets and is expressed as seconds:
// 50ms, 150ms, 450ms, 1350ms, 4050ms
Buckets: prometheus.ExponentialBuckets(0.05, 3, 5),
},
[]string{"handler", "method"},
),
}
func ObserveServerHandler(inner func() error, handler, method string) error {
defer CapnpMetrics.serverOperations.WithLabelValues(handler, method).Inc()
timer := prometheus.NewTimer(prometheus.ObserverFunc(func(s float64) {
CapnpMetrics.serverOperationsLatency.WithLabelValues(handler, method).Observe(s)
}))
defer timer.ObserveDuration()
err := inner()
if err != nil {
CapnpMetrics.serverFailures.WithLabelValues(handler, method).Inc()
}
return err
}
func NewClientOperationLatencyObserver(server string, method string) *prometheus.Timer {
return prometheus.NewTimer(prometheus.ObserverFunc(func(s float64) {
CapnpMetrics.ClientOperationsLatency.WithLabelValues(server, method).Observe(s)
}))
}
func init() {
prometheus.MustRegister(CapnpMetrics.serverOperations)
prometheus.MustRegister(CapnpMetrics.serverFailures)
prometheus.MustRegister(CapnpMetrics.serverOperationsLatency)
prometheus.MustRegister(CapnpMetrics.ClientOperations)
prometheus.MustRegister(CapnpMetrics.ClientFailures)
prometheus.MustRegister(CapnpMetrics.ClientOperationsLatency)
}

131
tunnelrpc/pogs/auth_outcome.go
View File

@ -1,131 +0,0 @@
package pogs
import (
"errors"
"time"
)
// AuthenticateResponse is the serialized response from the Authenticate RPC.
// It's a 1:1 representation of the capnp message, so it's not very useful for programmers.
// Instead, you should call the `Outcome()` method to get a programmer-friendly sum type, with one
// case for each possible outcome.
type AuthenticateResponse struct {
PermanentErr string
RetryableErr string
Jwt []byte
HoursUntilRefresh uint8
}
// Outcome turns the deserialized response of Authenticate into a programmer-friendly sum type.
func (ar AuthenticateResponse) Outcome() AuthOutcome {
// If the user's authentication was unsuccessful, the server will return an error explaining why.
// cloudflared should fatal with this error.
if ar.PermanentErr != "" {
return NewAuthFail(errors.New(ar.PermanentErr))
}
// If there was a network error, then cloudflared should retry later,
// because origintunneld couldn't prove whether auth was correct or not.
if ar.RetryableErr != "" {
return NewAuthUnknown(errors.New(ar.RetryableErr), ar.HoursUntilRefresh)
}
// If auth succeeded, return the token and refresh it when instructed.
if len(ar.Jwt) > 0 {
return NewAuthSuccess(ar.Jwt, ar.HoursUntilRefresh)
}
// Otherwise the state got messed up.
return nil
}
// AuthOutcome is a programmer-friendly sum type denoting the possible outcomes of Authenticate.
type AuthOutcome interface {
isAuthOutcome()
// Serialize into an AuthenticateResponse which can be sent via Capnp
Serialize() AuthenticateResponse
}
// AuthSuccess means the backend successfully authenticated this cloudflared.
type AuthSuccess struct {
jwt []byte
hoursUntilRefresh uint8
}
func NewAuthSuccess(jwt []byte, hoursUntilRefresh uint8) AuthSuccess {
return AuthSuccess{jwt: jwt, hoursUntilRefresh: hoursUntilRefresh}
}
func (ao AuthSuccess) JWT() []byte {
return ao.jwt
}
// RefreshAfter is how long cloudflared should wait before rerunning Authenticate.
func (ao AuthSuccess) RefreshAfter() time.Duration {
return hoursToTime(ao.hoursUntilRefresh)
}
// Serialize into an AuthenticateResponse which can be sent via Capnp
func (ao AuthSuccess) Serialize() AuthenticateResponse {
return AuthenticateResponse{
Jwt: ao.jwt,
HoursUntilRefresh: ao.hoursUntilRefresh,
}
}
func (ao AuthSuccess) isAuthOutcome() {}
// AuthFail means this cloudflared has the wrong auth and should exit.
type AuthFail struct {
err error
}
func NewAuthFail(err error) AuthFail {
return AuthFail{err: err}
}
func (ao AuthFail) Error() string {
return ao.err.Error()
}
// Serialize into an AuthenticateResponse which can be sent via Capnp
func (ao AuthFail) Serialize() AuthenticateResponse {
return AuthenticateResponse{
PermanentErr: ao.err.Error(),
}
}
func (ao AuthFail) isAuthOutcome() {}
// AuthUnknown means the backend couldn't finish checking authentication. Try again later.
type AuthUnknown struct {
err error
hoursUntilRefresh uint8
}
func NewAuthUnknown(err error, hoursUntilRefresh uint8) AuthUnknown {
return AuthUnknown{err: err, hoursUntilRefresh: hoursUntilRefresh}
}
func (ao AuthUnknown) Error() string {
return ao.err.Error()
}
// RefreshAfter is how long cloudflared should wait before rerunning Authenticate.
func (ao AuthUnknown) RefreshAfter() time.Duration {
return hoursToTime(ao.hoursUntilRefresh)
}
// Serialize into an AuthenticateResponse which can be sent via Capnp
func (ao AuthUnknown) Serialize() AuthenticateResponse {
return AuthenticateResponse{
RetryableErr: ao.err.Error(),
HoursUntilRefresh: ao.hoursUntilRefresh,
}
}
func (ao AuthUnknown) isAuthOutcome() {}
func hoursToTime(hours uint8) time.Duration {
return time.Duration(hours) * time.Hour
}

78
tunnelrpc/pogs/auth_serialize.go
View File

@ -1,78 +0,0 @@
package pogs
import (
"context"
"zombiezen.com/go/capnproto2/pogs"
"zombiezen.com/go/capnproto2/server"
"github.com/cloudflare/cloudflared/tunnelrpc/proto"
)
func (i TunnelServer_PogsImpl) Authenticate(p proto.TunnelServer_authenticate) error {
originCert, err := p.Params.OriginCert()
if err != nil {
return err
}
hostname, err := p.Params.Hostname()
if err != nil {
return err
}
options, err := p.Params.Options()
if err != nil {
return err
}
pogsOptions, err := UnmarshalRegistrationOptions(options)
if err != nil {
return err
}
server.Ack(p.Options)
resp, err := i.impl.Authenticate(p.Ctx, originCert, hostname, pogsOptions)
if err != nil {
return err
}
result, err := p.Results.NewResult()
if err != nil {
return err
}
return MarshalAuthenticateResponse(result, resp)
}
func MarshalAuthenticateResponse(s proto.AuthenticateResponse, p *AuthenticateResponse) error {
return pogs.Insert(proto.AuthenticateResponse_TypeID, s.Struct, p)
}
func (c TunnelServer_PogsClient) Authenticate(ctx context.Context, originCert []byte, hostname string, options *RegistrationOptions) (*AuthenticateResponse, error) {
client := proto.TunnelServer{Client: c.Client}
promise := client.Authenticate(ctx, func(p proto.TunnelServer_authenticate_Params) error {
err := p.SetOriginCert(originCert)
if err != nil {
return err
}
err = p.SetHostname(hostname)
if err != nil {
return err
}
registrationOptions, err := p.NewOptions()
if err != nil {
return err
}
err = MarshalRegistrationOptions(registrationOptions, options)
if err != nil {
return err
}
return nil
})
retval, err := promise.Result().Struct()
if err != nil {
return nil, err
}
return UnmarshalAuthenticateResponse(retval)
}
func UnmarshalAuthenticateResponse(s proto.AuthenticateResponse) (*AuthenticateResponse, error) {
p := new(AuthenticateResponse)
err := pogs.Extract(p, proto.AuthenticateResponse_TypeID, s.Struct)
return p, err
}

136
tunnelrpc/pogs/auth_test.go
View File

@ -1,136 +0,0 @@
package pogs
import (
"fmt"
"reflect"
"testing"
"time"
"github.com/stretchr/testify/assert"
capnp "zombiezen.com/go/capnproto2"
"github.com/cloudflare/cloudflared/tunnelrpc/proto"
)
// Ensure the AuthOutcome sum is correct
var _ AuthOutcome = &AuthSuccess{}
var _ AuthOutcome = &AuthFail{}
var _ AuthOutcome = &AuthUnknown{}
// Unit tests for AuthenticateResponse.Outcome()
func TestAuthenticateResponseOutcome(t *testing.T) {
type fields struct {
PermanentErr string
RetryableErr string
Jwt []byte
HoursUntilRefresh uint8
}
tests := []struct {
name string
fields fields
want AuthOutcome
}{
{"success",
fields{Jwt: []byte("asdf"), HoursUntilRefresh: 6},
AuthSuccess{jwt: []byte("asdf"), hoursUntilRefresh: 6},
},
{"fail",
fields{PermanentErr: "bad creds"},
AuthFail{err: fmt.Errorf("bad creds")},
},
{"error",
fields{RetryableErr: "bad conn", HoursUntilRefresh: 6},
AuthUnknown{err: fmt.Errorf("bad conn"), hoursUntilRefresh: 6},
},
{"nil (no fields are set)",
fields{},
nil,
},
{"nil (too few fields are set)",
fields{HoursUntilRefresh: 6},
nil,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
ar := AuthenticateResponse{
PermanentErr: tt.fields.PermanentErr,
RetryableErr: tt.fields.RetryableErr,
Jwt: tt.fields.Jwt,
HoursUntilRefresh: tt.fields.HoursUntilRefresh,
}
got := ar.Outcome()
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("AuthenticateResponse.Outcome() = %T, want %v", got, tt.want)
}
if got != nil && !reflect.DeepEqual(got.Serialize(), ar) {
t.Errorf(".Outcome() and .Serialize() should be inverses but weren't. Expected %v, got %v", ar, got.Serialize())
}
})
}
}
func TestAuthSuccess(t *testing.T) {
input := NewAuthSuccess([]byte("asdf"), 6)
output, ok := input.Serialize().Outcome().(AuthSuccess)
assert.True(t, ok)
assert.Equal(t, input, output)
}
func TestAuthUnknown(t *testing.T) {
input := NewAuthUnknown(fmt.Errorf("pdx unreachable"), 6)
output, ok := input.Serialize().Outcome().(AuthUnknown)
assert.True(t, ok)
assert.Equal(t, input, output)
}
func TestAuthFail(t *testing.T) {
input := NewAuthFail(fmt.Errorf("wrong creds"))
output, ok := input.Serialize().Outcome().(AuthFail)
assert.True(t, ok)
assert.Equal(t, input, output)
}
func TestWhenToRefresh(t *testing.T) {
expected := 4 * time.Hour
actual := hoursToTime(4)
if expected != actual {
t.Fatalf("expected %v hours, got %v", expected, actual)
}
}
// Test that serializing and deserializing AuthenticationResponse undo each other.
func TestSerializeAuthenticationResponse(t *testing.T) {
tests := []*AuthenticateResponse{
{
Jwt: []byte("\xbd\xb2\x3d\xbc\x20\xe2\x8c\x98"),
HoursUntilRefresh: 24,
},
{
PermanentErr: "bad auth",
},
{
RetryableErr: "bad connection",
HoursUntilRefresh: 24,
},
}
for i, testCase := range tests {
_, seg, err := capnp.NewMessage(capnp.SingleSegment(nil))
assert.NoError(t, err)
capnpEntity, err := proto.NewAuthenticateResponse(seg)
if !assert.NoError(t, err) {
t.Fatal("Couldn't initialize a new message")
}
err = MarshalAuthenticateResponse(capnpEntity, testCase)
if !assert.NoError(t, err, "testCase index %v failed to marshal", i) {
continue
}
result, err := UnmarshalAuthenticateResponse(capnpEntity)
if !assert.NoError(t, err, "testCase index %v failed to unmarshal", i) {
continue
}
assert.Equal(t, testCase, result, "testCase index %v didn't preserve struct through marshalling and unmarshalling", i)
}
}

0
tunnelrpc/pogs/cloudflaredrpc.go → tunnelrpc/pogs/cloudflared_server.go
View File

6
tunnelrpc/pogs/configurationrpc.go → tunnelrpc/pogs/configuration_manager.go
View File

@ -8,10 +8,12 @@ import (
"zombiezen.com/go/capnproto2/rpc" "zombiezen.com/go/capnproto2/rpc"
"zombiezen.com/go/capnproto2/server" "zombiezen.com/go/capnproto2/server"
"github.com/cloudflare/cloudflared/tunnelrpc/metrics"
"github.com/cloudflare/cloudflared/tunnelrpc/proto" "github.com/cloudflare/cloudflared/tunnelrpc/proto"
) )
type ConfigurationManager interface { type ConfigurationManager interface {
// UpdateConfiguration is the call provided to cloudflared to load the latest remote configuration.
UpdateConfiguration(ctx context.Context, version int32, config []byte) *UpdateConfigurationResponse UpdateConfiguration(ctx context.Context, version int32, config []byte) *UpdateConfigurationResponse
} }
@ -24,6 +26,10 @@ func ConfigurationManager_ServerToClient(c ConfigurationManager) proto.Configura
} }
func (i ConfigurationManager_PogsImpl) UpdateConfiguration(p proto.ConfigurationManager_updateConfiguration) error { func (i ConfigurationManager_PogsImpl) UpdateConfiguration(p proto.ConfigurationManager_updateConfiguration) error {
return metrics.ObserveServerHandler(func() error { return i.updateConfiguration(p) }, metrics.ConfigurationManager, metrics.OperationUpdateConfiguration)
}
func (i ConfigurationManager_PogsImpl) updateConfiguration(p proto.ConfigurationManager_updateConfiguration) error {
server.Ack(p.Options) server.Ack(p.Options)
version := p.Params.Version() version := p.Params.Version()

93
tunnelrpc/pogs/reconnect_tunnel.go
View File

@ -1,93 +0,0 @@
package pogs
import (
"context"
"zombiezen.com/go/capnproto2/server"
"github.com/cloudflare/cloudflared/tunnelrpc/proto"
)
func (i TunnelServer_PogsImpl) ReconnectTunnel(p proto.TunnelServer_reconnectTunnel) error {
jwt, err := p.Params.Jwt()
if err != nil {
return err
}
eventDigest, err := p.Params.EventDigest()
if err != nil {
return err
}
connDigest, err := p.Params.ConnDigest()
if err != nil {
return err
}
hostname, err := p.Params.Hostname()
if err != nil {
return err
}
options, err := p.Params.Options()
if err != nil {
return err
}
pogsOptions, err := UnmarshalRegistrationOptions(options)
if err != nil {
return err
}
server.Ack(p.Options)
registration, err := i.impl.ReconnectTunnel(p.Ctx, jwt, eventDigest, connDigest, hostname, pogsOptions)
if err != nil {
return err
}
result, err := p.Results.NewResult()
if err != nil {
return err
}
return MarshalTunnelRegistration(result, registration)
}
func (c TunnelServer_PogsClient) ReconnectTunnel(
ctx context.Context,
jwt,
eventDigest []byte,
connDigest []byte,
hostname string,
options *RegistrationOptions,
) *TunnelRegistration {
client := proto.TunnelServer{Client: c.Client}
promise := client.ReconnectTunnel(ctx, func(p proto.TunnelServer_reconnectTunnel_Params) error {
err := p.SetJwt(jwt)
if err != nil {
return err
}
err = p.SetEventDigest(eventDigest)
if err != nil {
return err
}
err = p.SetConnDigest(connDigest)
if err != nil {
return err
}
err = p.SetHostname(hostname)
if err != nil {
return err
}
registrationOptions, err := p.NewOptions()
if err != nil {
return err
}
err = MarshalRegistrationOptions(registrationOptions, options)
if err != nil {
return err
}
return nil
})
retval, err := promise.Result().Struct()
if err != nil {
return NewRetryableRegistrationError(err, defaultRetryAfterSeconds).Serialize()
}
registration, err := UnmarshalTunnelRegistration(retval)
if err != nil {
return NewRetryableRegistrationError(err, defaultRetryAfterSeconds).Serialize()
}
return registration
}

28
tunnelrpc/pogs/connectionrpc.go → tunnelrpc/pogs/registration_server.go
View File

@ -12,12 +12,18 @@ import (
"zombiezen.com/go/capnproto2/rpc" "zombiezen.com/go/capnproto2/rpc"
"zombiezen.com/go/capnproto2/server" "zombiezen.com/go/capnproto2/server"
"github.com/cloudflare/cloudflared/tunnelrpc/metrics"
"github.com/cloudflare/cloudflared/tunnelrpc/proto" "github.com/cloudflare/cloudflared/tunnelrpc/proto"
) )
type RegistrationServer interface { type RegistrationServer interface {
// RegisterConnection is the call typically handled by the edge to initiate and authenticate a new connection
// for cloudflared.
RegisterConnection(ctx context.Context, auth TunnelAuth, tunnelID uuid.UUID, connIndex byte, options *ConnectionOptions) (*ConnectionDetails, error) RegisterConnection(ctx context.Context, auth TunnelAuth, tunnelID uuid.UUID, connIndex byte, options *ConnectionOptions) (*ConnectionDetails, error)
// UnregisterConnection is the call typically handled by the edge to close an existing connection for cloudflared.
UnregisterConnection(ctx context.Context) UnregisterConnection(ctx context.Context)
// UpdateLocalConfiguration is the call typically handled by the edge for cloudflared to provide the current
// configuration it is operating with.
UpdateLocalConfiguration(ctx context.Context, config []byte) error UpdateLocalConfiguration(ctx context.Context, config []byte) error
} }
@ -30,6 +36,10 @@ func RegistrationServer_ServerToClient(s RegistrationServer) proto.RegistrationS
} }
func (i RegistrationServer_PogsImpl) RegisterConnection(p proto.RegistrationServer_registerConnection) error { func (i RegistrationServer_PogsImpl) RegisterConnection(p proto.RegistrationServer_registerConnection) error {
return metrics.ObserveServerHandler(func() error { return i.registerConnection(p) }, metrics.Registration, metrics.OperationRegisterConnection)
}
func (i RegistrationServer_PogsImpl) registerConnection(p proto.RegistrationServer_registerConnection) error {
server.Ack(p.Options) server.Ack(p.Options)
auth, err := p.Params.Auth() auth, err := p.Params.Auth()
@ -83,13 +93,18 @@ func (i RegistrationServer_PogsImpl) RegisterConnection(p proto.RegistrationServ
} }
func (i RegistrationServer_PogsImpl) UnregisterConnection(p proto.RegistrationServer_unregisterConnection) error { func (i RegistrationServer_PogsImpl) UnregisterConnection(p proto.RegistrationServer_unregisterConnection) error {
return metrics.ObserveServerHandler(func() error {
server.Ack(p.Options) server.Ack(p.Options)
i.impl.UnregisterConnection(p.Ctx) i.impl.UnregisterConnection(p.Ctx)
return nil return nil // No metrics will be reported for failure as this method has no return value
}, metrics.Registration, metrics.OperationUnregisterConnection)
} }
func (i RegistrationServer_PogsImpl) UpdateLocalConfiguration(c proto.RegistrationServer_updateLocalConfiguration) error { func (i RegistrationServer_PogsImpl) UpdateLocalConfiguration(p proto.RegistrationServer_updateLocalConfiguration) error {
return metrics.ObserveServerHandler(func() error { return i.updateLocalConfiguration(p) }, metrics.Registration, metrics.OperationUpdateLocalConfiguration)
}
func (i RegistrationServer_PogsImpl) updateLocalConfiguration(c proto.RegistrationServer_updateLocalConfiguration) error {
server.Ack(c.Options) server.Ack(c.Options)
configBytes, err := c.Params.Config() configBytes, err := c.Params.Config()
@ -105,6 +120,13 @@ type RegistrationServer_PogsClient struct {
Conn *rpc.Conn Conn *rpc.Conn
} }
func NewRegistrationServer_PogsClient(client capnp.Client, conn *rpc.Conn) RegistrationServer_PogsClient {
return RegistrationServer_PogsClient{
Client: client,
Conn: conn,
}
}
func (c RegistrationServer_PogsClient) Close() error { func (c RegistrationServer_PogsClient) Close() error {
c.Client.Close() c.Client.Close()
return c.Conn.Close() return c.Conn.Close()

14
tunnelrpc/pogs/connectionrpc_test.go → tunnelrpc/pogs/registration_server_test.go
View File

@ -54,18 +54,14 @@ func TestConnectionRegistrationRPC(t *testing.T) {
// Server-side // Server-side
testImpl := testConnectionRegistrationServer{} testImpl := testConnectionRegistrationServer{}
srv := TunnelServer_ServerToClient(&testImpl) srv := RegistrationServer_ServerToClient(&testImpl)
serverConn := rpc.NewConn(t1, rpc.MainInterface(srv.Client)) serverConn := rpc.NewConn(t1, rpc.MainInterface(srv.Client))
defer serverConn.Wait() defer serverConn.Wait()
ctx := context.Background() ctx := context.Background()
clientConn := rpc.NewConn(t2) clientConn := rpc.NewConn(t2)
defer clientConn.Close() defer clientConn.Close()
client := TunnelServer_PogsClient{ client := RegistrationServer_PogsClient{
RegistrationServer_PogsClient: RegistrationServer_PogsClient{
Client: clientConn.Bootstrap(ctx),
Conn: clientConn,
},
Client: clientConn.Bootstrap(ctx), Client: clientConn.Bootstrap(ctx),
Conn: clientConn, Conn: clientConn,
} }
@ -123,8 +119,6 @@ func TestConnectionRegistrationRPC(t *testing.T) {
} }
type testConnectionRegistrationServer struct { type testConnectionRegistrationServer struct {
mockTunnelServerBase
details *ConnectionDetails details *ConnectionDetails
err error err error
} }
@ -147,3 +141,7 @@ func (t *testConnectionRegistrationServer) RegisterConnection(ctx context.Contex
panic("either details or err mush be set") panic("either details or err mush be set")
} }
func (t *testConnectionRegistrationServer) UnregisterConnection(ctx context.Context) {
panic("unimplemented: UnregisterConnection")
}

9
tunnelrpc/pogs/sessionrpc.go → tunnelrpc/pogs/session_manager.go
View File

@ -11,6 +11,7 @@ import (
"zombiezen.com/go/capnproto2/rpc" "zombiezen.com/go/capnproto2/rpc"
"zombiezen.com/go/capnproto2/server" "zombiezen.com/go/capnproto2/server"
"github.com/cloudflare/cloudflared/tunnelrpc/metrics"
"github.com/cloudflare/cloudflared/tunnelrpc/proto" "github.com/cloudflare/cloudflared/tunnelrpc/proto"
) )
@ -32,6 +33,10 @@ func SessionManager_ServerToClient(s SessionManager) proto.SessionManager {
} }
func (i SessionManager_PogsImpl) RegisterUdpSession(p proto.SessionManager_registerUdpSession) error { func (i SessionManager_PogsImpl) RegisterUdpSession(p proto.SessionManager_registerUdpSession) error {
return metrics.ObserveServerHandler(func() error { return i.registerUdpSession(p) }, metrics.SessionManager, metrics.OperationRegisterUdpSession)
}
func (i SessionManager_PogsImpl) registerUdpSession(p proto.SessionManager_registerUdpSession) error {
server.Ack(p.Options) server.Ack(p.Options)
sessionIDRaw, err := p.Params.SessionId() sessionIDRaw, err := p.Params.SessionId()
@ -78,6 +83,10 @@ func (i SessionManager_PogsImpl) RegisterUdpSession(p proto.SessionManager_regis
} }
func (i SessionManager_PogsImpl) UnregisterUdpSession(p proto.SessionManager_unregisterUdpSession) error { func (i SessionManager_PogsImpl) UnregisterUdpSession(p proto.SessionManager_unregisterUdpSession) error {
return metrics.ObserveServerHandler(func() error { return i.unregisterUdpSession(p) }, metrics.SessionManager, metrics.OperationUnregisterUdpSession)
}
func (i SessionManager_PogsImpl) unregisterUdpSession(p proto.SessionManager_unregisterUdpSession) error {
server.Ack(p.Options) server.Ack(p.Options)
sessionIDRaw, err := p.Params.SessionId() sessionIDRaw, err := p.Params.SessionId()

40
tunnelrpc/pogs/support_test.go
View File

@ -1,40 +0,0 @@
package pogs
import (
"context"
"github.com/google/uuid"
)
// mockTunnelServerBase provides a placeholder implementation
// for TunnelServer interface that can be used to build
// mocks for specific unit tests without having to implement every method
type mockTunnelServerBase struct{}
func (mockTunnelServerBase) RegisterConnection(ctx context.Context, auth TunnelAuth, tunnelID uuid.UUID, connIndex byte, options *ConnectionOptions) (*ConnectionDetails, error) {
panic("unexpected call to RegisterConnection")
}
func (mockTunnelServerBase) UnregisterConnection(ctx context.Context) {
panic("unexpected call to UnregisterConnection")
}
func (mockTunnelServerBase) RegisterTunnel(ctx context.Context, originCert []byte, hostname string, options *RegistrationOptions) *TunnelRegistration {
panic("unexpected call to RegisterTunnel")
}
func (mockTunnelServerBase) GetServerInfo(ctx context.Context) (*ServerInfo, error) {
panic("unexpected call to GetServerInfo")
}
func (mockTunnelServerBase) UnregisterTunnel(ctx context.Context, gracePeriodNanoSec int64) error {
panic("unexpected call to UnregisterTunnel")
}
func (mockTunnelServerBase) Authenticate(ctx context.Context, originCert []byte, hostname string, options *RegistrationOptions) (*AuthenticateResponse, error) {
panic("unexpected call to Authenticate")
}
func (mockTunnelServerBase) ReconnectTunnel(ctx context.Context, jwt, eventDigest, connDigest []byte, hostname string, options *RegistrationOptions) (*TunnelRegistration, error) {
panic("unexpected call to ReconnectTunnel")
}

8
tunnelrpc/pogs/tag.go Normal file
View File

@ -0,0 +1,8 @@
package pogs
// Tag previously was a legacy tunnel capnp struct but was deprecated. To help reduce the amount of changes imposed
// by removing this simple struct, it was copied out of the capnp and provided here instead.
type Tag struct {
Name string
Value string
}

334
tunnelrpc/pogs/tunnelrpc.go
View File

@ -1,334 +0,0 @@
package pogs
import (
"context"
"fmt"
capnp "zombiezen.com/go/capnproto2"
"zombiezen.com/go/capnproto2/pogs"
"zombiezen.com/go/capnproto2/rpc"
"zombiezen.com/go/capnproto2/server"
"github.com/cloudflare/cloudflared/tunnelrpc/proto"
)
const (
defaultRetryAfterSeconds = 15
)
type Authentication struct {
Key string
Email string
OriginCAKey string
}
func MarshalAuthentication(s proto.Authentication, p *Authentication) error {
return pogs.Insert(proto.Authentication_TypeID, s.Struct, p)
}
func UnmarshalAuthentication(s proto.Authentication) (*Authentication, error) {
p := new(Authentication)
err := pogs.Extract(p, proto.Authentication_TypeID, s.Struct)
return p, err
}
type TunnelRegistration struct {
SuccessfulTunnelRegistration
Err string
PermanentFailure bool
RetryAfterSeconds uint16
}
type SuccessfulTunnelRegistration struct {
Url string
LogLines []string
TunnelID string `capnp:"tunnelID"`
EventDigest []byte
ConnDigest []byte
}
func NewSuccessfulTunnelRegistration(
url string,
logLines []string,
tunnelID string,
eventDigest []byte,
connDigest []byte,
) *TunnelRegistration {
// Marshal nil will result in an error
if logLines == nil {
logLines = []string{}
}
return &TunnelRegistration{
SuccessfulTunnelRegistration: SuccessfulTunnelRegistration{
Url: url,
LogLines: logLines,
TunnelID: tunnelID,
EventDigest: eventDigest,
ConnDigest: connDigest,
},
}
}
// Not calling this function Error() to avoid confusion with implementing error interface
func (tr TunnelRegistration) DeserializeError() TunnelRegistrationError {
if tr.Err != "" {
err := fmt.Errorf(tr.Err)
if tr.PermanentFailure {
return NewPermanentRegistrationError(err)
}
retryAfterSeconds := tr.RetryAfterSeconds
if retryAfterSeconds < defaultRetryAfterSeconds {
retryAfterSeconds = defaultRetryAfterSeconds
}
return NewRetryableRegistrationError(err, retryAfterSeconds)
}
return nil
}
type TunnelRegistrationError interface {
error
Serialize() *TunnelRegistration
IsPermanent() bool
}
type PermanentRegistrationError struct {
err string
}
func NewPermanentRegistrationError(err error) TunnelRegistrationError {
return &PermanentRegistrationError{
err: err.Error(),
}
}
func (pre *PermanentRegistrationError) Error() string {
return pre.err
}
func (pre *PermanentRegistrationError) Serialize() *TunnelRegistration {
return &TunnelRegistration{
Err: pre.err,
PermanentFailure: true,
}
}
func (*PermanentRegistrationError) IsPermanent() bool {
return true
}
type RetryableRegistrationError struct {
err string
retryAfterSeconds uint16
}
func NewRetryableRegistrationError(err error, retryAfterSeconds uint16) TunnelRegistrationError {
return &RetryableRegistrationError{
err: err.Error(),
retryAfterSeconds: retryAfterSeconds,
}
}
func (rre *RetryableRegistrationError) Error() string {
return rre.err
}
func (rre *RetryableRegistrationError) Serialize() *TunnelRegistration {
return &TunnelRegistration{
Err: rre.err,
PermanentFailure: false,
RetryAfterSeconds: rre.retryAfterSeconds,
}
}
func (*RetryableRegistrationError) IsPermanent() bool {
return false
}
func MarshalTunnelRegistration(s proto.TunnelRegistration, p *TunnelRegistration) error {
return pogs.Insert(proto.TunnelRegistration_TypeID, s.Struct, p)
}
func UnmarshalTunnelRegistration(s proto.TunnelRegistration) (*TunnelRegistration, error) {
p := new(TunnelRegistration)
err := pogs.Extract(p, proto.TunnelRegistration_TypeID, s.Struct)
return p, err
}
type RegistrationOptions struct {
ClientID string `capnp:"clientId"`
Version string
OS string `capnp:"os"`
ExistingTunnelPolicy proto.ExistingTunnelPolicy
PoolName string `capnp:"poolName"`
Tags []Tag
ConnectionID uint8 `capnp:"connectionId"`
OriginLocalIP string `capnp:"originLocalIp"`
IsAutoupdated bool `capnp:"isAutoupdated"`
RunFromTerminal bool `capnp:"runFromTerminal"`
CompressionQuality uint64 `capnp:"compressionQuality"`
UUID string `capnp:"uuid"`
NumPreviousAttempts uint8
Features []string
}
func MarshalRegistrationOptions(s proto.RegistrationOptions, p *RegistrationOptions) error {
return pogs.Insert(proto.RegistrationOptions_TypeID, s.Struct, p)
}
func UnmarshalRegistrationOptions(s proto.RegistrationOptions) (*RegistrationOptions, error) {
p := new(RegistrationOptions)
err := pogs.Extract(p, proto.RegistrationOptions_TypeID, s.Struct)
return p, err
}
type Tag struct {
Name string `json:"name"`
Value string `json:"value"`
}
type ServerInfo struct {
LocationName string
}
func MarshalServerInfo(s proto.ServerInfo, p *ServerInfo) error {
return pogs.Insert(proto.ServerInfo_TypeID, s.Struct, p)
}
func UnmarshalServerInfo(s proto.ServerInfo) (*ServerInfo, error) {
p := new(ServerInfo)
err := pogs.Extract(p, proto.ServerInfo_TypeID, s.Struct)
return p, err
}
type TunnelServer interface {
RegistrationServer
RegisterTunnel(ctx context.Context, originCert []byte, hostname string, options *RegistrationOptions) *TunnelRegistration
GetServerInfo(ctx context.Context) (*ServerInfo, error)
UnregisterTunnel(ctx context.Context, gracePeriodNanoSec int64) error
Authenticate(ctx context.Context, originCert []byte, hostname string, options *RegistrationOptions) (*AuthenticateResponse, error)
ReconnectTunnel(ctx context.Context, jwt, eventDigest, connDigest []byte, hostname string, options *RegistrationOptions) (*TunnelRegistration, error)
}
func TunnelServer_ServerToClient(s TunnelServer) proto.TunnelServer {
return proto.TunnelServer_ServerToClient(TunnelServer_PogsImpl{RegistrationServer_PogsImpl{s}, s})
}
type TunnelServer_PogsImpl struct {
RegistrationServer_PogsImpl
impl TunnelServer
}
func (i TunnelServer_PogsImpl) RegisterTunnel(p proto.TunnelServer_registerTunnel) error {
originCert, err := p.Params.OriginCert()
if err != nil {
return err
}
hostname, err := p.Params.Hostname()
if err != nil {
return err
}
options, err := p.Params.Options()
if err != nil {
return err
}
pogsOptions, err := UnmarshalRegistrationOptions(options)
if err != nil {
return err
}
server.Ack(p.Options)
registration := i.impl.RegisterTunnel(p.Ctx, originCert, hostname, pogsOptions)
result, err := p.Results.NewResult()
if err != nil {
return err
}
return MarshalTunnelRegistration(result, registration)
}
func (i TunnelServer_PogsImpl) GetServerInfo(p proto.TunnelServer_getServerInfo) error {
server.Ack(p.Options)
serverInfo, err := i.impl.GetServerInfo(p.Ctx)
if err != nil {
return err
}
result, err := p.Results.NewResult()
if err != nil {
return err
}
return MarshalServerInfo(result, serverInfo)
}
func (i TunnelServer_PogsImpl) UnregisterTunnel(p proto.TunnelServer_unregisterTunnel) error {
gracePeriodNanoSec := p.Params.GracePeriodNanoSec()
server.Ack(p.Options)
return i.impl.UnregisterTunnel(p.Ctx, gracePeriodNanoSec)
}
func (i TunnelServer_PogsImpl) ObsoleteDeclarativeTunnelConnect(p proto.TunnelServer_obsoleteDeclarativeTunnelConnect) error {
return fmt.Errorf("RPC to create declarative tunnel connection has been deprecated")
}
type TunnelServer_PogsClient struct {
RegistrationServer_PogsClient
Client capnp.Client
Conn *rpc.Conn
}
func (c TunnelServer_PogsClient) Close() error {
c.Client.Close()
return c.Conn.Close()
}
func (c TunnelServer_PogsClient) RegisterTunnel(ctx context.Context, originCert []byte, hostname string, options *RegistrationOptions) *TunnelRegistration {
client := proto.TunnelServer{Client: c.Client}
promise := client.RegisterTunnel(ctx, func(p proto.TunnelServer_registerTunnel_Params) error {
err := p.SetOriginCert(originCert)
if err != nil {
return err
}
err = p.SetHostname(hostname)
if err != nil {
return err
}
registrationOptions, err := p.NewOptions()
if err != nil {
return err
}
err = MarshalRegistrationOptions(registrationOptions, options)
if err != nil {
return err
}
return nil
})
retval, err := promise.Result().Struct()
if err != nil {
return NewRetryableRegistrationError(err, defaultRetryAfterSeconds).Serialize()
}
registration, err := UnmarshalTunnelRegistration(retval)
if err != nil {
return NewRetryableRegistrationError(err, defaultRetryAfterSeconds).Serialize()
}
return registration
}
func (c TunnelServer_PogsClient) GetServerInfo(ctx context.Context) (*ServerInfo, error) {
client := proto.TunnelServer{Client: c.Client}
promise := client.GetServerInfo(ctx, func(p proto.TunnelServer_getServerInfo_Params) error {
return nil
})
retval, err := promise.Result().Struct()
if err != nil {
return nil, err
}
return UnmarshalServerInfo(retval)
}
func (c TunnelServer_PogsClient) UnregisterTunnel(ctx context.Context, gracePeriodNanoSec int64) error {
client := proto.TunnelServer{Client: c.Client}
promise := client.UnregisterTunnel(ctx, func(p proto.TunnelServer_unregisterTunnel_Params) error {
p.SetGracePeriodNanoSec(gracePeriodNanoSec)
return nil
})
_, err := promise.Struct()
return err
}

57
tunnelrpc/pogs/tunnelrpc_test.go
View File

@ -1,57 +0,0 @@
package pogs
import (
"fmt"
"testing"
"github.com/stretchr/testify/assert"
capnp "zombiezen.com/go/capnproto2"
"github.com/cloudflare/cloudflared/tunnelrpc/proto"
)
const (
testURL = "tunnel.example.com"
testTunnelID = "asdfghjkl;"
testRetryAfterSeconds = 19
)
var (
testErr = fmt.Errorf("Invalid credential")
testLogLines = []string{"all", "working"}
testEventDigest = []byte("asdf")
testConnDigest = []byte("lkjh")
)
// *PermanentRegistrationError implements TunnelRegistrationError
var _ TunnelRegistrationError = (*PermanentRegistrationError)(nil)
// *RetryableRegistrationError implements TunnelRegistrationError
var _ TunnelRegistrationError = (*RetryableRegistrationError)(nil)
func TestTunnelRegistration(t *testing.T) {
testCases := []*TunnelRegistration{
NewSuccessfulTunnelRegistration(testURL, testLogLines, testTunnelID, testEventDigest, testConnDigest),
NewSuccessfulTunnelRegistration(testURL, nil, testTunnelID, testEventDigest, testConnDigest),
NewPermanentRegistrationError(testErr).Serialize(),
NewRetryableRegistrationError(testErr, testRetryAfterSeconds).Serialize(),
}
for i, testCase := range testCases {
_, seg, err := capnp.NewMessage(capnp.SingleSegment(nil))
assert.NoError(t, err)
capnpEntity, err := proto.NewTunnelRegistration(seg)
if !assert.NoError(t, err) {
t.Fatal("Couldn't initialize a new message")
}
err = MarshalTunnelRegistration(capnpEntity, testCase)
if !assert.NoError(t, err, "testCase #%v failed to marshal", i) {
continue
}
result, err := UnmarshalTunnelRegistration(capnpEntity)
if !assert.NoError(t, err, "testCase #%v failed to unmarshal", i) {
continue
}
assert.Equal(t, testCase, result, "testCase index %v didn't preserve struct through marshalling and unmarshalling", i)
}
}

52
tunnelrpc/proto/tunnelrpc.capnp
View File

@ -3,13 +3,21 @@ using Go = import "go.capnp";
$Go.package("proto"); $Go.package("proto");
$Go.import("github.com/cloudflare/cloudflared/tunnelrpc"); $Go.import("github.com/cloudflare/cloudflared/tunnelrpc");
# === DEPRECATED Legacy Tunnel Authentication and Registration methods/servers ===
#
# These structs and interfaces are no longer used but it is important to keep
# them around to make sure backwards compatibility within the rpc protocol is
# maintained.
struct Authentication @0xc082ef6e0d42ed1d { struct Authentication @0xc082ef6e0d42ed1d {
# DEPRECATED: Legacy tunnel authentication mechanism
key @0 :Text; key @0 :Text;
email @1 :Text; email @1 :Text;
originCAKey @2 :Text; originCAKey @2 :Text;
} }
struct TunnelRegistration @0xf41a0f001ad49e46 { struct TunnelRegistration @0xf41a0f001ad49e46 {
# DEPRECATED: Legacy tunnel authentication mechanism
err @0 :Text; err @0 :Text;
# the url to access the tunnel # the url to access the tunnel
url @1 :Text; url @1 :Text;
@ -28,6 +36,8 @@ struct TunnelRegistration @0xf41a0f001ad49e46 {
} }
struct RegistrationOptions @0xc793e50592935b4a { struct RegistrationOptions @0xc793e50592935b4a {
# DEPRECATED: Legacy tunnel authentication mechanism
# The tunnel client's unique identifier, used to verify a reconnection. # The tunnel client's unique identifier, used to verify a reconnection.
clientId @0 :Text; clientId @0 :Text;
# Information about the running binary. # Information about the running binary.
@ -56,28 +66,50 @@ struct RegistrationOptions @0xc793e50592935b4a {
features @13 :List(Text); features @13 :List(Text);
} }
struct Tag @0xcbd96442ae3bb01a {
name @0 :Text;
value @1 :Text;
}
enum ExistingTunnelPolicy @0x84cb9536a2cf6d3c { enum ExistingTunnelPolicy @0x84cb9536a2cf6d3c {
# DEPRECATED: Legacy tunnel registration mechanism
ignore @0; ignore @0;
disconnect @1; disconnect @1;
balance @2; balance @2;
} }
struct ServerInfo @0xf2c68e2547ec3866 { struct ServerInfo @0xf2c68e2547ec3866 {
# DEPRECATED: Legacy tunnel registration mechanism
locationName @0 :Text; locationName @0 :Text;
} }
struct AuthenticateResponse @0x82c325a07ad22a65 { struct AuthenticateResponse @0x82c325a07ad22a65 {
# DEPRECATED: Legacy tunnel registration mechanism
permanentErr @0 :Text; permanentErr @0 :Text;
retryableErr @1 :Text; retryableErr @1 :Text;
jwt @2 :Data; jwt @2 :Data;
hoursUntilRefresh @3 :UInt8; hoursUntilRefresh @3 :UInt8;
} }
interface TunnelServer @0xea58385c65416035 extends (RegistrationServer) {
# DEPRECATED: Legacy tunnel authentication server
registerTunnel @0 (originCert :Data, hostname :Text, options :RegistrationOptions) -> (result :TunnelRegistration);
getServerInfo @1 () -> (result :ServerInfo);
unregisterTunnel @2 (gracePeriodNanoSec :Int64) -> ();
# obsoleteDeclarativeTunnelConnect RPC deprecated in TUN-3019
obsoleteDeclarativeTunnelConnect @3 () -> ();
authenticate @4 (originCert :Data, hostname :Text, options :RegistrationOptions) -> (result :AuthenticateResponse);
reconnectTunnel @5 (jwt :Data, eventDigest :Data, connDigest :Data, hostname :Text, options :RegistrationOptions) -> (result :TunnelRegistration);
}
struct Tag @0xcbd96442ae3bb01a {
# DEPRECATED: Legacy tunnel additional HTTP header mechanism
name @0 :Text;
value @1 :Text;
}
# === End DEPRECATED Objects ===
struct ClientInfo @0x83ced0145b2f114b { struct ClientInfo @0x83ced0145b2f114b {
# The tunnel client's unique identifier, used to verify a reconnection. # The tunnel client's unique identifier, used to verify a reconnection.
clientId @0 :Data; clientId @0 :Data;
@ -136,16 +168,6 @@ interface RegistrationServer @0xf71695ec7fe85497 {
updateLocalConfiguration @2 (config :Data) -> (); updateLocalConfiguration @2 (config :Data) -> ();
} }
interface TunnelServer @0xea58385c65416035 extends (RegistrationServer) {
registerTunnel @0 (originCert :Data, hostname :Text, options :RegistrationOptions) -> (result :TunnelRegistration);
getServerInfo @1 () -> (result :ServerInfo);
unregisterTunnel @2 (gracePeriodNanoSec :Int64) -> ();
# obsoleteDeclarativeTunnelConnect RPC deprecated in TUN-3019
obsoleteDeclarativeTunnelConnect @3 () -> ();
authenticate @4 (originCert :Data, hostname :Text, options :RegistrationOptions) -> (result :AuthenticateResponse);
reconnectTunnel @5 (jwt :Data, eventDigest :Data, connDigest :Data, hostname :Text, options :RegistrationOptions) -> (result :TunnelRegistration);
}
struct RegisterUdpSessionResponse @0xab6d5210c1f26687 { struct RegisterUdpSessionResponse @0xab6d5210c1f26687 {
err @0 :Text; err @0 :Text;
spans @1 :Data; spans @1 :Data;

2760
tunnelrpc/proto/tunnelrpc.capnp.go
View File

File diff suppressed because it is too large Load Diff

31
tunnelrpc/quic/cloudflared_client.go
View File

@ -12,6 +12,7 @@ import (
"github.com/google/uuid" "github.com/google/uuid"
"github.com/cloudflare/cloudflared/tunnelrpc" "github.com/cloudflare/cloudflared/tunnelrpc"
"github.com/cloudflare/cloudflared/tunnelrpc/metrics"
"github.com/cloudflare/cloudflared/tunnelrpc/pogs" "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
) )
@ -43,19 +44,43 @@ func NewCloudflaredClient(ctx context.Context, stream io.ReadWriteCloser, reques
func (c *CloudflaredClient) RegisterUdpSession(ctx context.Context, sessionID uuid.UUID, dstIP net.IP, dstPort uint16, closeIdleAfterHint time.Duration, traceContext string) (*pogs.RegisterUdpSessionResponse, error) { func (c *CloudflaredClient) RegisterUdpSession(ctx context.Context, sessionID uuid.UUID, dstIP net.IP, dstPort uint16, closeIdleAfterHint time.Duration, traceContext string) (*pogs.RegisterUdpSessionResponse, error) {
ctx, cancel := context.WithTimeout(ctx, c.requestTimeout) ctx, cancel := context.WithTimeout(ctx, c.requestTimeout)
defer cancel() defer cancel()
return c.client.RegisterUdpSession(ctx, sessionID, dstIP, dstPort, closeIdleAfterHint, traceContext) defer metrics.CapnpMetrics.ClientOperations.WithLabelValues(metrics.Cloudflared, metrics.OperationRegisterUdpSession).Inc()
timer := metrics.NewClientOperationLatencyObserver(metrics.Cloudflared, metrics.OperationRegisterUdpSession)
defer timer.ObserveDuration()
resp, err := c.client.RegisterUdpSession(ctx, sessionID, dstIP, dstPort, closeIdleAfterHint, traceContext)
if err != nil {
metrics.CapnpMetrics.ClientFailures.WithLabelValues(metrics.Cloudflared, metrics.OperationRegisterUdpSession).Inc()
}
return resp, err
} }
func (c *CloudflaredClient) UnregisterUdpSession(ctx context.Context, sessionID uuid.UUID, message string) error { func (c *CloudflaredClient) UnregisterUdpSession(ctx context.Context, sessionID uuid.UUID, message string) error {
ctx, cancel := context.WithTimeout(ctx, c.requestTimeout) ctx, cancel := context.WithTimeout(ctx, c.requestTimeout)
defer cancel() defer cancel()
return c.client.UnregisterUdpSession(ctx, sessionID, message) defer metrics.CapnpMetrics.ClientOperations.WithLabelValues(metrics.Cloudflared, metrics.OperationUnregisterUdpSession).Inc()
timer := metrics.NewClientOperationLatencyObserver(metrics.Cloudflared, metrics.OperationUnregisterUdpSession)
defer timer.ObserveDuration()
err := c.client.UnregisterUdpSession(ctx, sessionID, message)
if err != nil {
metrics.CapnpMetrics.ClientFailures.WithLabelValues(metrics.Cloudflared, metrics.OperationUnregisterUdpSession).Inc()
}
return err
} }
func (c *CloudflaredClient) UpdateConfiguration(ctx context.Context, version int32, config []byte) (*pogs.UpdateConfigurationResponse, error) { func (c *CloudflaredClient) UpdateConfiguration(ctx context.Context, version int32, config []byte) (*pogs.UpdateConfigurationResponse, error) {
ctx, cancel := context.WithTimeout(ctx, c.requestTimeout) ctx, cancel := context.WithTimeout(ctx, c.requestTimeout)
defer cancel() defer cancel()
return c.client.UpdateConfiguration(ctx, version, config) defer metrics.CapnpMetrics.ClientOperations.WithLabelValues(metrics.Cloudflared, metrics.OperationUpdateConfiguration).Inc()
timer := metrics.NewClientOperationLatencyObserver(metrics.Cloudflared, metrics.OperationUpdateConfiguration)
defer timer.ObserveDuration()
resp, err := c.client.UpdateConfiguration(ctx, version, config)
if err != nil {
metrics.CapnpMetrics.ClientFailures.WithLabelValues(metrics.Cloudflared, metrics.OperationUpdateConfiguration).Inc()
}
return resp, err
} }
func (c *CloudflaredClient) Close() { func (c *CloudflaredClient) Close() {

21
tunnelrpc/quic/session_client.go
View File

@ -11,6 +11,7 @@ import (
"zombiezen.com/go/capnproto2/rpc" "zombiezen.com/go/capnproto2/rpc"
"github.com/cloudflare/cloudflared/tunnelrpc" "github.com/cloudflare/cloudflared/tunnelrpc"
"github.com/cloudflare/cloudflared/tunnelrpc/metrics"
"github.com/cloudflare/cloudflared/tunnelrpc/pogs" "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
) )
@ -41,13 +42,29 @@ func NewSessionClient(ctx context.Context, stream io.ReadWriteCloser, requestTim
func (c *SessionClient) RegisterUdpSession(ctx context.Context, sessionID uuid.UUID, dstIP net.IP, dstPort uint16, closeIdleAfterHint time.Duration, traceContext string) (*pogs.RegisterUdpSessionResponse, error) { func (c *SessionClient) RegisterUdpSession(ctx context.Context, sessionID uuid.UUID, dstIP net.IP, dstPort uint16, closeIdleAfterHint time.Duration, traceContext string) (*pogs.RegisterUdpSessionResponse, error) {
ctx, cancel := context.WithTimeout(ctx, c.requestTimeout) ctx, cancel := context.WithTimeout(ctx, c.requestTimeout)
defer cancel() defer cancel()
return c.client.RegisterUdpSession(ctx, sessionID, dstIP, dstPort, closeIdleAfterHint, traceContext) defer metrics.CapnpMetrics.ClientOperations.WithLabelValues(metrics.SessionManager, metrics.OperationRegisterUdpSession).Inc()
timer := metrics.NewClientOperationLatencyObserver(metrics.SessionManager, metrics.OperationRegisterUdpSession)
defer timer.ObserveDuration()
resp, err := c.client.RegisterUdpSession(ctx, sessionID, dstIP, dstPort, closeIdleAfterHint, traceContext)
if err != nil {
metrics.CapnpMetrics.ClientFailures.WithLabelValues(metrics.SessionManager, metrics.OperationRegisterUdpSession).Inc()
}
return resp, err
} }
func (c *SessionClient) UnregisterUdpSession(ctx context.Context, sessionID uuid.UUID, message string) error { func (c *SessionClient) UnregisterUdpSession(ctx context.Context, sessionID uuid.UUID, message string) error {
ctx, cancel := context.WithTimeout(ctx, c.requestTimeout) ctx, cancel := context.WithTimeout(ctx, c.requestTimeout)
defer cancel() defer cancel()
return c.client.UnregisterUdpSession(ctx, sessionID, message) defer metrics.CapnpMetrics.ClientOperations.WithLabelValues(metrics.SessionManager, metrics.OperationUnregisterUdpSession).Inc()
timer := metrics.NewClientOperationLatencyObserver(metrics.SessionManager, metrics.OperationUnregisterUdpSession)
defer timer.ObserveDuration()
err := c.client.UnregisterUdpSession(ctx, sessionID, message)
if err != nil {
metrics.CapnpMetrics.ClientFailures.WithLabelValues(metrics.SessionManager, metrics.OperationUnregisterUdpSession).Inc()
}
return err
} }
func (c *SessionClient) Close() { func (c *SessionClient) Close() {

99
tunnelrpc/registration_client.go Normal file
View File

@ -0,0 +1,99 @@
package tunnelrpc
import (
"context"
"io"
"net"
"time"
"github.com/google/uuid"
"zombiezen.com/go/capnproto2/rpc"
"github.com/cloudflare/cloudflared/tunnelrpc/metrics"
"github.com/cloudflare/cloudflared/tunnelrpc/pogs"
)
type RegistrationClient interface {
RegisterConnection(
ctx context.Context,
auth pogs.TunnelAuth,
tunnelID uuid.UUID,
options *pogs.ConnectionOptions,
connIndex uint8,
edgeAddress net.IP,
) (*pogs.ConnectionDetails, error)
SendLocalConfiguration(ctx context.Context, config []byte) error
GracefulShutdown(ctx context.Context, gracePeriod time.Duration)
Close()
}
type registrationClient struct {
client pogs.RegistrationServer_PogsClient
transport rpc.Transport
requestTimeout time.Duration
}
func NewRegistrationClient(ctx context.Context, stream io.ReadWriteCloser, requestTimeout time.Duration) RegistrationClient {
transport := SafeTransport(stream)
conn := rpc.NewConn(transport)
client := pogs.NewRegistrationServer_PogsClient(conn.Bootstrap(ctx), conn)
return &registrationClient{
client: client,
transport: transport,
requestTimeout: requestTimeout,
}
}
func (r *registrationClient) RegisterConnection(
ctx context.Context,
auth pogs.TunnelAuth,
tunnelID uuid.UUID,
options *pogs.ConnectionOptions,
connIndex uint8,
edgeAddress net.IP,
) (*pogs.ConnectionDetails, error) {
ctx, cancel := context.WithTimeout(ctx, r.requestTimeout)
defer cancel()
defer metrics.CapnpMetrics.ClientOperations.WithLabelValues(metrics.Registration, metrics.OperationRegisterConnection).Inc()
timer := metrics.NewClientOperationLatencyObserver(metrics.Registration, metrics.OperationRegisterConnection)
defer timer.ObserveDuration()
conn, err := r.client.RegisterConnection(ctx, auth, tunnelID, connIndex, options)
if err != nil {
metrics.CapnpMetrics.ClientFailures.WithLabelValues(metrics.Registration, metrics.OperationRegisterConnection).Inc()
}
return conn, err
}
func (r *registrationClient) SendLocalConfiguration(ctx context.Context, config []byte) error {
ctx, cancel := context.WithTimeout(ctx, r.requestTimeout)
defer cancel()
defer metrics.CapnpMetrics.ClientOperations.WithLabelValues(metrics.Registration, metrics.OperationUpdateLocalConfiguration).Inc()
timer := metrics.NewClientOperationLatencyObserver(metrics.Registration, metrics.OperationUpdateLocalConfiguration)
defer timer.ObserveDuration()
err := r.client.SendLocalConfiguration(ctx, config)
if err != nil {
metrics.CapnpMetrics.ClientFailures.WithLabelValues(metrics.Registration, metrics.OperationUpdateLocalConfiguration).Inc()
}
return err
}
func (r *registrationClient) GracefulShutdown(ctx context.Context, gracePeriod time.Duration) {
ctx, cancel := context.WithTimeout(ctx, gracePeriod)
defer cancel()
defer metrics.CapnpMetrics.ClientOperations.WithLabelValues(metrics.Registration, metrics.OperationUnregisterConnection).Inc()
timer := metrics.NewClientOperationLatencyObserver(metrics.Registration, metrics.OperationUnregisterConnection)
defer timer.ObserveDuration()
err := r.client.UnregisterConnection(ctx)
if err != nil {
metrics.CapnpMetrics.ClientFailures.WithLabelValues(metrics.Registration, metrics.OperationUnregisterConnection).Inc()
}
}
func (r *registrationClient) Close() {
// Closing the client will also close the connection
_ = r.client.Close()
// Closing the transport also closes the stream
_ = r.transport.Close()
}

40
tunnelrpc/registration_server.go Normal file
View File

@ -0,0 +1,40 @@
package tunnelrpc
import (
"context"
"io"
"zombiezen.com/go/capnproto2/rpc"
"github.com/cloudflare/cloudflared/tunnelrpc/pogs"
)
// RegistrationServer provides a handler interface for a client to provide methods to handle the different types of
// requests that can be communicated by the stream.
type RegistrationServer struct {
registrationServer pogs.RegistrationServer
}
func NewRegistrationServer(registrationServer pogs.RegistrationServer) *RegistrationServer {
return &RegistrationServer{
registrationServer: registrationServer,
}
}
// Serve listens for all RegistrationServer RPCs, including UnregisterConnection until the underlying connection
// is terminated.
func (s *RegistrationServer) Serve(ctx context.Context, stream io.ReadWriteCloser) error {
transport := SafeTransport(stream)
defer transport.Close()
main := pogs.RegistrationServer_ServerToClient(s.registrationServer)
rpcConn := rpc.NewConn(transport, rpc.MainInterface(main.Client))
defer rpcConn.Close()
select {
case <-rpcConn.Done():
return rpcConn.Wait()
case <-ctx.Done():
return ctx.Err()
}
}

64
vendor/github.com/golang/protobuf/ptypes/timestamp/timestamp.pb.go generated vendored
View File

@ -1,64 +0,0 @@
// Code generated by protoc-gen-go. DO NOT EDIT.
// source: github.com/golang/protobuf/ptypes/timestamp/timestamp.proto
package timestamp
import (
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
protoimpl "google.golang.org/protobuf/runtime/protoimpl"
timestamppb "google.golang.org/protobuf/types/known/timestamppb"
reflect "reflect"
)
// Symbols defined in public import of google/protobuf/timestamp.proto.
type Timestamp = timestamppb.Timestamp
var File_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto protoreflect.FileDescriptor
var file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_rawDesc = []byte{
0x0a, 0x3b, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x67, 0x6f, 0x6c,
0x61, 0x6e, 0x67, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x70, 0x74, 0x79,
0x70, 0x65, 0x73, 0x2f, 0x74, 0x69, 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x2f, 0x74, 0x69,
0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x1a, 0x1f, 0x67,
0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x74,
0x69, 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x42, 0x37,
0x5a, 0x35, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x67, 0x6f, 0x6c,
0x61, 0x6e, 0x67, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x70, 0x74, 0x79,
0x70, 0x65, 0x73, 0x2f, 0x74, 0x69, 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x3b, 0x74, 0x69,
0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x50, 0x00, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f,
0x33,
}
var file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_goTypes = []interface{}{}
var file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_depIdxs = []int32{
0, // [0:0] is the sub-list for method output_type
0, // [0:0] is the sub-list for method input_type
0, // [0:0] is the sub-list for extension type_name
0, // [0:0] is the sub-list for extension extendee
0, // [0:0] is the sub-list for field type_name
}
func init() { file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_init() }
func file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_init() {
if File_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto != nil {
return
}
type x struct{}
out := protoimpl.TypeBuilder{
File: protoimpl.DescBuilder{
GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
RawDescriptor: file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_rawDesc,
NumEnums: 0,
NumMessages: 0,
NumExtensions: 0,
NumServices: 0,
},
GoTypes: file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_goTypes,
DependencyIndexes: file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_depIdxs,
}.Build()
File_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto = out.File
file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_rawDesc = nil
file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_goTypes = nil
file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_depIdxs = nil
}

55
vendor/github.com/prometheus/client_golang/prometheus/counter.go generated vendored
View File

@ -20,6 +20,7 @@ import (
"time" "time"
dto "github.com/prometheus/client_model/go" dto "github.com/prometheus/client_model/go"
"google.golang.org/protobuf/types/known/timestamppb"
) )
// Counter is a Metric that represents a single numerical value that only ever // Counter is a Metric that represents a single numerical value that only ever
@ -59,6 +60,18 @@ type ExemplarAdder interface {
// CounterOpts is an alias for Opts. See there for doc comments. // CounterOpts is an alias for Opts. See there for doc comments.
type CounterOpts Opts type CounterOpts Opts
// CounterVecOpts bundles the options to create a CounterVec metric.
// It is mandatory to set CounterOpts, see there for mandatory fields. VariableLabels
// is optional and can safely be left to its default value.
type CounterVecOpts struct {
CounterOpts
// VariableLabels are used to partition the metric vector by the given set
// of labels. Each label value will be constrained with the optional Constraint
// function, if provided.
VariableLabels ConstrainableLabels
}
// NewCounter creates a new Counter based on the provided CounterOpts. // NewCounter creates a new Counter based on the provided CounterOpts.
// //
// The returned implementation also implements ExemplarAdder. It is safe to // The returned implementation also implements ExemplarAdder. It is safe to
@ -78,8 +91,12 @@ func NewCounter(opts CounterOpts) Counter {
nil, nil,
opts.ConstLabels, opts.ConstLabels,
) )
result := &counter{desc: desc, labelPairs: desc.constLabelPairs, now: time.Now} if opts.now == nil {
opts.now = time.Now
}
result := &counter{desc: desc, labelPairs: desc.constLabelPairs, now: opts.now}
result.init(result) // Init self-collection. result.init(result) // Init self-collection.
result.createdTs = timestamppb.New(opts.now())
return result return result
} }
@ -94,10 +111,12 @@ type counter struct {
selfCollector selfCollector
desc *Desc desc *Desc
createdTs *timestamppb.Timestamp
labelPairs []*dto.LabelPair labelPairs []*dto.LabelPair
exemplar atomic.Value // Containing nil or a *dto.Exemplar. exemplar atomic.Value // Containing nil or a *dto.Exemplar.
now func() time.Time // To mock out time.Now() for testing. // now is for testing purposes, by default it's time.Now.
now func() time.Time
} }
func (c *counter) Desc() *Desc { func (c *counter) Desc() *Desc {
@ -140,14 +159,14 @@ func (c *counter) get() float64 {
} }
func (c *counter) Write(out *dto.Metric) error { func (c *counter) Write(out *dto.Metric) error {
val := c.get() // Read the Exemplar first and the value second. This is to avoid a race condition
// where users see an exemplar for a not-yet-existing observation.
var exemplar *dto.Exemplar var exemplar *dto.Exemplar
if e := c.exemplar.Load(); e != nil { if e := c.exemplar.Load(); e != nil {
exemplar = e.(*dto.Exemplar) exemplar = e.(*dto.Exemplar)
} }
val := c.get()
return populateMetric(CounterValue, val, c.labelPairs, exemplar, out) return populateMetric(CounterValue, val, c.labelPairs, exemplar, out, c.createdTs)
} }
func (c *counter) updateExemplar(v float64, l Labels) { func (c *counter) updateExemplar(v float64, l Labels) {
@ -173,19 +192,31 @@ type CounterVec struct {
// NewCounterVec creates a new CounterVec based on the provided CounterOpts and // NewCounterVec creates a new CounterVec based on the provided CounterOpts and
// partitioned by the given label names. // partitioned by the given label names.
func NewCounterVec(opts CounterOpts, labelNames []string) *CounterVec { func NewCounterVec(opts CounterOpts, labelNames []string) *CounterVec {
desc := NewDesc( return V2.NewCounterVec(CounterVecOpts{
CounterOpts: opts,
VariableLabels: UnconstrainedLabels(labelNames),
})
}
// NewCounterVec creates a new CounterVec based on the provided CounterVecOpts.
func (v2) NewCounterVec(opts CounterVecOpts) *CounterVec {
desc := V2.NewDesc(
BuildFQName(opts.Namespace, opts.Subsystem, opts.Name), BuildFQName(opts.Namespace, opts.Subsystem, opts.Name),
opts.Help, opts.Help,
labelNames, opts.VariableLabels,
opts.ConstLabels, opts.ConstLabels,
) )
if opts.now == nil {
opts.now = time.Now
}
return &CounterVec{ return &CounterVec{
MetricVec: NewMetricVec(desc, func(lvs ...string) Metric { MetricVec: NewMetricVec(desc, func(lvs ...string) Metric {
if len(lvs) != len(desc.variableLabels) { if len(lvs) != len(desc.variableLabels.names) {
panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels, lvs)) panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels.names, lvs))
} }
result := &counter{desc: desc, labelPairs: MakeLabelPairs(desc, lvs), now: time.Now} result := &counter{desc: desc, labelPairs: MakeLabelPairs(desc, lvs), now: opts.now}
result.init(result) // Init self-collection. result.init(result) // Init self-collection.
result.createdTs = timestamppb.New(opts.now())
return result return result
}), }),
} }
@ -245,6 +276,7 @@ func (v *CounterVec) GetMetricWith(labels Labels) (Counter, error) {
// WithLabelValues works as GetMetricWithLabelValues, but panics where // WithLabelValues works as GetMetricWithLabelValues, but panics where
// GetMetricWithLabelValues would have returned an error. Not returning an // GetMetricWithLabelValues would have returned an error. Not returning an
// error allows shortcuts like // error allows shortcuts like
//
// myVec.WithLabelValues("404", "GET").Add(42) // myVec.WithLabelValues("404", "GET").Add(42)
func (v *CounterVec) WithLabelValues(lvs ...string) Counter { func (v *CounterVec) WithLabelValues(lvs ...string) Counter {
c, err := v.GetMetricWithLabelValues(lvs...) c, err := v.GetMetricWithLabelValues(lvs...)
@ -256,6 +288,7 @@ func (v *CounterVec) WithLabelValues(lvs ...string) Counter {
// With works as GetMetricWith, but panics where GetMetricWithLabels would have // With works as GetMetricWith, but panics where GetMetricWithLabels would have
// returned an error. Not returning an error allows shortcuts like // returned an error. Not returning an error allows shortcuts like
//
// myVec.With(prometheus.Labels{"code": "404", "method": "GET"}).Add(42) // myVec.With(prometheus.Labels{"code": "404", "method": "GET"}).Add(42)
func (v *CounterVec) With(labels Labels) Counter { func (v *CounterVec) With(labels Labels) Counter {
c, err := v.GetMetricWith(labels) c, err := v.GetMetricWith(labels)

58
vendor/github.com/prometheus/client_golang/prometheus/desc.go generated vendored
View File

@ -14,20 +14,16 @@
package prometheus package prometheus
import ( import (
"errors"
"fmt" "fmt"
"sort" "sort"
"strings" "strings"
"github.com/cespare/xxhash/v2" "github.com/cespare/xxhash/v2"
dto "github.com/prometheus/client_model/go"
"github.com/prometheus/common/model"
"google.golang.org/protobuf/proto"
"github.com/prometheus/client_golang/prometheus/internal" "github.com/prometheus/client_golang/prometheus/internal"
//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
"github.com/golang/protobuf/proto"
"github.com/prometheus/common/model"
dto "github.com/prometheus/client_model/go"
) )
// Desc is the descriptor used by every Prometheus Metric. It is essentially // Desc is the descriptor used by every Prometheus Metric. It is essentially
@ -54,9 +50,9 @@ type Desc struct {
// constLabelPairs contains precalculated DTO label pairs based on // constLabelPairs contains precalculated DTO label pairs based on
// the constant labels. // the constant labels.
constLabelPairs []*dto.LabelPair constLabelPairs []*dto.LabelPair
// variableLabels contains names of labels for which the metric // variableLabels contains names of labels and normalization function for
// maintains variable values. // which the metric maintains variable values.
variableLabels []string variableLabels *compiledLabels
// id is a hash of the values of the ConstLabels and fqName. This // id is a hash of the values of the ConstLabels and fqName. This
// must be unique among all registered descriptors and can therefore be // must be unique among all registered descriptors and can therefore be
// used as an identifier of the descriptor. // used as an identifier of the descriptor.
@ -80,10 +76,24 @@ type Desc struct {
// For constLabels, the label values are constant. Therefore, they are fully // For constLabels, the label values are constant. Therefore, they are fully
// specified in the Desc. See the Collector example for a usage pattern. // specified in the Desc. See the Collector example for a usage pattern.
func NewDesc(fqName, help string, variableLabels []string, constLabels Labels) *Desc { func NewDesc(fqName, help string, variableLabels []string, constLabels Labels) *Desc {
return V2.NewDesc(fqName, help, UnconstrainedLabels(variableLabels), constLabels)
}
// NewDesc allocates and initializes a new Desc. Errors are recorded in the Desc
// and will be reported on registration time. variableLabels and constLabels can
// be nil if no such labels should be set. fqName must not be empty.
//
// variableLabels only contain the label names and normalization functions. Their
// label values are variable and therefore not part of the Desc. (They are managed
// within the Metric.)
//
// For constLabels, the label values are constant. Therefore, they are fully
// specified in the Desc. See the Collector example for a usage pattern.
func (v2) NewDesc(fqName, help string, variableLabels ConstrainableLabels, constLabels Labels) *Desc {
d := &Desc{ d := &Desc{
fqName: fqName, fqName: fqName,
help: help, help: help,
variableLabels: variableLabels, variableLabels: variableLabels.compile(),
} }
if !model.IsValidMetricName(model.LabelValue(fqName)) { if !model.IsValidMetricName(model.LabelValue(fqName)) {
d.err = fmt.Errorf("%q is not a valid metric name", fqName) d.err = fmt.Errorf("%q is not a valid metric name", fqName)
@ -93,7 +103,7 @@ func NewDesc(fqName, help string, variableLabels []string, constLabels Labels) *
// their sorted label names) plus the fqName (at position 0). // their sorted label names) plus the fqName (at position 0).
labelValues := make([]string, 1, len(constLabels)+1) labelValues := make([]string, 1, len(constLabels)+1)
labelValues[0] = fqName labelValues[0] = fqName
labelNames := make([]string, 0, len(constLabels)+len(variableLabels)) labelNames := make([]string, 0, len(constLabels)+len(d.variableLabels.names))
labelNameSet := map[string]struct{}{} labelNameSet := map[string]struct{}{}
// First add only the const label names and sort them... // First add only the const label names and sort them...
for labelName := range constLabels { for labelName := range constLabels {
@ -118,16 +128,16 @@ func NewDesc(fqName, help string, variableLabels []string, constLabels Labels) *
// Now add the variable label names, but prefix them with something that // Now add the variable label names, but prefix them with something that
// cannot be in a regular label name. That prevents matching the label // cannot be in a regular label name. That prevents matching the label
// dimension with a different mix between preset and variable labels. // dimension with a different mix between preset and variable labels.
for _, labelName := range variableLabels { for _, label := range d.variableLabels.names {
if !checkLabelName(labelName) { if !checkLabelName(label) {
d.err = fmt.Errorf("%q is not a valid label name for metric %q", labelName, fqName) d.err = fmt.Errorf("%q is not a valid label name for metric %q", label, fqName)
return d return d
} }
labelNames = append(labelNames, "$"+labelName) labelNames = append(labelNames, "$"+label)
labelNameSet[labelName] = struct{}{} labelNameSet[label] = struct{}{}
} }
if len(labelNames) != len(labelNameSet) { if len(labelNames) != len(labelNameSet) {
d.err = errors.New("duplicate label names") d.err = fmt.Errorf("duplicate label names in constant and variable labels for metric %q", fqName)
return d return d
} }
@ -179,11 +189,19 @@ func (d *Desc) String() string {
fmt.Sprintf("%s=%q", lp.GetName(), lp.GetValue()), fmt.Sprintf("%s=%q", lp.GetName(), lp.GetValue()),
) )
} }
vlStrings := make([]string, 0, len(d.variableLabels.names))
for _, vl := range d.variableLabels.names {
if fn, ok := d.variableLabels.labelConstraints[vl]; ok && fn != nil {
vlStrings = append(vlStrings, fmt.Sprintf("c(%s)", vl))
} else {
vlStrings = append(vlStrings, vl)
}
}
return fmt.Sprintf( return fmt.Sprintf(
"Desc{fqName: %q, help: %q, constLabels: {%s}, variableLabels: %v}", "Desc{fqName: %q, help: %q, constLabels: {%s}, variableLabels: {%s}}",
d.fqName, d.fqName,
d.help, d.help,
strings.Join(lpStrings, ","), strings.Join(lpStrings, ","),
d.variableLabels, strings.Join(vlStrings, ","),
) )
} }

61
vendor/github.com/prometheus/client_golang/prometheus/doc.go generated vendored
View File

@ -21,7 +21,7 @@
// All exported functions and methods are safe to be used concurrently unless // All exported functions and methods are safe to be used concurrently unless
// specified otherwise. // specified otherwise.
// //
// A Basic Example // # A Basic Example
// //
// As a starting point, a very basic usage example: // As a starting point, a very basic usage example:
// //
@ -35,41 +35,52 @@
// "github.com/prometheus/client_golang/prometheus/promhttp" // "github.com/prometheus/client_golang/prometheus/promhttp"
// ) // )
// //
// var ( // type metrics struct {
// cpuTemp = prometheus.NewGauge(prometheus.GaugeOpts{ // cpuTemp prometheus.Gauge
// hdFailures *prometheus.CounterVec
// }
//
// func NewMetrics(reg prometheus.Registerer) *metrics {
// m := &metrics{
// cpuTemp: prometheus.NewGauge(prometheus.GaugeOpts{
// Name: "cpu_temperature_celsius", // Name: "cpu_temperature_celsius",
// Help: "Current temperature of the CPU.", // Help: "Current temperature of the CPU.",
// }) // }),
// hdFailures = prometheus.NewCounterVec( // hdFailures: prometheus.NewCounterVec(
// prometheus.CounterOpts{ // prometheus.CounterOpts{
// Name: "hd_errors_total", // Name: "hd_errors_total",
// Help: "Number of hard-disk errors.", // Help: "Number of hard-disk errors.",
// }, // },
// []string{"device"}, // []string{"device"},
// ) // ),
// ) // }
// // reg.MustRegister(m.cpuTemp)
// func init() { // reg.MustRegister(m.hdFailures)
// // Metrics have to be registered to be exposed: // return m
// prometheus.MustRegister(cpuTemp)
// prometheus.MustRegister(hdFailures)
// } // }
// //
// func main() { // func main() {
// cpuTemp.Set(65.3) // // Create a non-global registry.
// hdFailures.With(prometheus.Labels{"device":"/dev/sda"}).Inc() // reg := prometheus.NewRegistry()
// //
// // The Handler function provides a default handler to expose metrics // // Create new metrics and register them using the custom registry.
// // via an HTTP server. "/metrics" is the usual endpoint for that. // m := NewMetrics(reg)
// http.Handle("/metrics", promhttp.Handler()) // // Set values for the new created metrics.
// m.cpuTemp.Set(65.3)
// m.hdFailures.With(prometheus.Labels{"device":"/dev/sda"}).Inc()
//
// // Expose metrics and custom registry via an HTTP server
// // using the HandleFor function. "/metrics" is the usual endpoint for that.
// http.Handle("/metrics", promhttp.HandlerFor(reg, promhttp.HandlerOpts{Registry: reg}))
// log.Fatal(http.ListenAndServe(":8080", nil)) // log.Fatal(http.ListenAndServe(":8080", nil))
// } // }
// //
//
// This is a complete program that exports two metrics, a Gauge and a Counter, // This is a complete program that exports two metrics, a Gauge and a Counter,
// the latter with a label attached to turn it into a (one-dimensional) vector. // the latter with a label attached to turn it into a (one-dimensional) vector.
// It register the metrics using a custom registry and exposes them via an HTTP server
// on the /metrics endpoint.
// //
// Metrics // # Metrics
// //
// The number of exported identifiers in this package might appear a bit // The number of exported identifiers in this package might appear a bit
// overwhelming. However, in addition to the basic plumbing shown in the example // overwhelming. However, in addition to the basic plumbing shown in the example
@ -100,7 +111,7 @@
// To create instances of Metrics and their vector versions, you need a suitable // To create instances of Metrics and their vector versions, you need a suitable
// …Opts struct, i.e. GaugeOpts, CounterOpts, SummaryOpts, or HistogramOpts. // …Opts struct, i.e. GaugeOpts, CounterOpts, SummaryOpts, or HistogramOpts.
// //
// Custom Collectors and constant Metrics // # Custom Collectors and constant Metrics
// //
// While you could create your own implementations of Metric, most likely you // While you could create your own implementations of Metric, most likely you
// will only ever implement the Collector interface on your own. At a first // will only ever implement the Collector interface on your own. At a first
@ -141,7 +152,7 @@
// a metric, GaugeFunc, CounterFunc, or UntypedFunc might be interesting // a metric, GaugeFunc, CounterFunc, or UntypedFunc might be interesting
// shortcuts. // shortcuts.
// //
// Advanced Uses of the Registry // # Advanced Uses of the Registry
// //
// While MustRegister is the by far most common way of registering a Collector, // While MustRegister is the by far most common way of registering a Collector,
// sometimes you might want to handle the errors the registration might cause. // sometimes you might want to handle the errors the registration might cause.
@ -176,23 +187,23 @@
// NewProcessCollector). With a custom registry, you are in control and decide // NewProcessCollector). With a custom registry, you are in control and decide
// yourself about the Collectors to register. // yourself about the Collectors to register.
// //
// HTTP Exposition // # HTTP Exposition
// //
// The Registry implements the Gatherer interface. The caller of the Gather // The Registry implements the Gatherer interface. The caller of the Gather
// method can then expose the gathered metrics in some way. Usually, the metrics // method can then expose the gathered metrics in some way. Usually, the metrics
// are served via HTTP on the /metrics endpoint. That's happening in the example // are served via HTTP on the /metrics endpoint. That's happening in the example
// above. The tools to expose metrics via HTTP are in the promhttp sub-package. // above. The tools to expose metrics via HTTP are in the promhttp sub-package.
// //
// Pushing to the Pushgateway // # Pushing to the Pushgateway
// //
// Function for pushing to the Pushgateway can be found in the push sub-package. // Function for pushing to the Pushgateway can be found in the push sub-package.
// //
// Graphite Bridge // # Graphite Bridge
// //
// Functions and examples to push metrics from a Gatherer to Graphite can be // Functions and examples to push metrics from a Gatherer to Graphite can be
// found in the graphite sub-package. // found in the graphite sub-package.
// //
// Other Means of Exposition // # Other Means of Exposition
// //
// More ways of exposing metrics can easily be added by following the approaches // More ways of exposing metrics can easily be added by following the approaches
// of the existing implementations. // of the existing implementations.

2
vendor/github.com/prometheus/client_golang/prometheus/expvar_collector.go generated vendored
View File

@ -48,7 +48,7 @@ func (e *expvarCollector) Collect(ch chan<- Metric) {
continue continue
} }
var v interface{} var v interface{}
labels := make([]string, len(desc.variableLabels)) labels := make([]string, len(desc.variableLabels.names))
if err := json.Unmarshal([]byte(expVar.String()), &v); err != nil { if err := json.Unmarshal([]byte(expVar.String()), &v); err != nil {
ch <- NewInvalidMetric(desc, err) ch <- NewInvalidMetric(desc, err)
continue continue

32
vendor/github.com/prometheus/client_golang/prometheus/gauge.go generated vendored
View File

@ -55,6 +55,18 @@ type Gauge interface {
// GaugeOpts is an alias for Opts. See there for doc comments. // GaugeOpts is an alias for Opts. See there for doc comments.
type GaugeOpts Opts type GaugeOpts Opts
// GaugeVecOpts bundles the options to create a GaugeVec metric.
// It is mandatory to set GaugeOpts, see there for mandatory fields. VariableLabels
// is optional and can safely be left to its default value.
type GaugeVecOpts struct {
GaugeOpts
// VariableLabels are used to partition the metric vector by the given set
// of labels. Each label value will be constrained with the optional Constraint
// function, if provided.
VariableLabels ConstrainableLabels
}
// NewGauge creates a new Gauge based on the provided GaugeOpts. // NewGauge creates a new Gauge based on the provided GaugeOpts.
// //
// The returned implementation is optimized for a fast Set method. If you have a // The returned implementation is optimized for a fast Set method. If you have a
@ -123,7 +135,7 @@ func (g *gauge) Sub(val float64) {
func (g *gauge) Write(out *dto.Metric) error { func (g *gauge) Write(out *dto.Metric) error {
val := math.Float64frombits(atomic.LoadUint64(&g.valBits)) val := math.Float64frombits(atomic.LoadUint64(&g.valBits))
return populateMetric(GaugeValue, val, g.labelPairs, nil, out) return populateMetric(GaugeValue, val, g.labelPairs, nil, out, nil)
} }
// GaugeVec is a Collector that bundles a set of Gauges that all share the same // GaugeVec is a Collector that bundles a set of Gauges that all share the same
@ -138,16 +150,24 @@ type GaugeVec struct {
// NewGaugeVec creates a new GaugeVec based on the provided GaugeOpts and // NewGaugeVec creates a new GaugeVec based on the provided GaugeOpts and
// partitioned by the given label names. // partitioned by the given label names.
func NewGaugeVec(opts GaugeOpts, labelNames []string) *GaugeVec { func NewGaugeVec(opts GaugeOpts, labelNames []string) *GaugeVec {
desc := NewDesc( return V2.NewGaugeVec(GaugeVecOpts{
GaugeOpts: opts,
VariableLabels: UnconstrainedLabels(labelNames),
})
}
// NewGaugeVec creates a new GaugeVec based on the provided GaugeVecOpts.
func (v2) NewGaugeVec(opts GaugeVecOpts) *GaugeVec {
desc := V2.NewDesc(
BuildFQName(opts.Namespace, opts.Subsystem, opts.Name), BuildFQName(opts.Namespace, opts.Subsystem, opts.Name),
opts.Help, opts.Help,
labelNames, opts.VariableLabels,
opts.ConstLabels, opts.ConstLabels,
) )
return &GaugeVec{ return &GaugeVec{
MetricVec: NewMetricVec(desc, func(lvs ...string) Metric { MetricVec: NewMetricVec(desc, func(lvs ...string) Metric {
if len(lvs) != len(desc.variableLabels) { if len(lvs) != len(desc.variableLabels.names) {
panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels, lvs)) panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels.names, lvs))
} }
result := &gauge{desc: desc, labelPairs: MakeLabelPairs(desc, lvs)} result := &gauge{desc: desc, labelPairs: MakeLabelPairs(desc, lvs)}
result.init(result) // Init self-collection. result.init(result) // Init self-collection.
@ -210,6 +230,7 @@ func (v *GaugeVec) GetMetricWith(labels Labels) (Gauge, error) {
// WithLabelValues works as GetMetricWithLabelValues, but panics where // WithLabelValues works as GetMetricWithLabelValues, but panics where
// GetMetricWithLabelValues would have returned an error. Not returning an // GetMetricWithLabelValues would have returned an error. Not returning an
// error allows shortcuts like // error allows shortcuts like
//
// myVec.WithLabelValues("404", "GET").Add(42) // myVec.WithLabelValues("404", "GET").Add(42)
func (v *GaugeVec) WithLabelValues(lvs ...string) Gauge { func (v *GaugeVec) WithLabelValues(lvs ...string) Gauge {
g, err := v.GetMetricWithLabelValues(lvs...) g, err := v.GetMetricWithLabelValues(lvs...)
@ -221,6 +242,7 @@ func (v *GaugeVec) WithLabelValues(lvs ...string) Gauge {
// With works as GetMetricWith, but panics where GetMetricWithLabels would have // With works as GetMetricWith, but panics where GetMetricWithLabels would have
// returned an error. Not returning an error allows shortcuts like // returned an error. Not returning an error allows shortcuts like
//
// myVec.With(prometheus.Labels{"code": "404", "method": "GET"}).Add(42) // myVec.With(prometheus.Labels{"code": "404", "method": "GET"}).Add(42)
func (v *GaugeVec) With(labels Labels) Gauge { func (v *GaugeVec) With(labels Labels) Gauge {
g, err := v.GetMetricWith(labels) g, err := v.GetMetricWith(labels)

7
vendor/github.com/prometheus/client_golang/prometheus/go_collector_latest.go generated vendored
View File

@ -23,11 +23,10 @@ import (
"strings" "strings"
"sync" "sync"
//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
"github.com/golang/protobuf/proto"
dto "github.com/prometheus/client_model/go"
"github.com/prometheus/client_golang/prometheus/internal" "github.com/prometheus/client_golang/prometheus/internal"
dto "github.com/prometheus/client_model/go"
"google.golang.org/protobuf/proto"
) )
const ( const (

1067
vendor/github.com/prometheus/client_golang/prometheus/histogram.go generated vendored
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File diff suppressed because it is too large Load Diff

60
vendor/github.com/prometheus/client_golang/prometheus/internal/almost_equal.go generated vendored Normal file
View File

@ -0,0 +1,60 @@
// Copyright (c) 2015 Björn Rabenstein
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//
// The code in this package is copy/paste to avoid a dependency. Hence this file
// carries the copyright of the original repo.
// https://github.com/beorn7/floats
package internal
import (
"math"
)
// minNormalFloat64 is the smallest positive normal value of type float64.
var minNormalFloat64 = math.Float64frombits(0x0010000000000000)
// AlmostEqualFloat64 returns true if a and b are equal within a relative error
// of epsilon. See http://floating-point-gui.de/errors/comparison/ for the
// details of the applied method.
func AlmostEqualFloat64(a, b, epsilon float64) bool {
if a == b {
return true
}
absA := math.Abs(a)
absB := math.Abs(b)
diff := math.Abs(a - b)
if a == 0 || b == 0 || absA+absB < minNormalFloat64 {
return diff < epsilon*minNormalFloat64
}
return diff/math.Min(absA+absB, math.MaxFloat64) < epsilon
}
// AlmostEqualFloat64s is the slice form of AlmostEqualFloat64.
func AlmostEqualFloat64s(a, b []float64, epsilon float64) bool {
if len(a) != len(b) {
return false
}
for i := range a {
if !AlmostEqualFloat64(a[i], b[i], epsilon) {
return false
}
}
return true
}

5
vendor/github.com/prometheus/client_golang/prometheus/internal/difflib.go generated vendored
View File

@ -14,7 +14,7 @@
// It provides tools to compare sequences of strings and generate textual diffs. // It provides tools to compare sequences of strings and generate textual diffs.
// //
// Maintaining `GetUnifiedDiffString` here because original repository // Maintaining `GetUnifiedDiffString` here because original repository
// (https://github.com/pmezard/go-difflib) is no loger maintained. // (https://github.com/pmezard/go-difflib) is no longer maintained.
package internal package internal
import ( import (
@ -201,9 +201,12 @@ func (m *SequenceMatcher) isBJunk(s string) bool {
// If IsJunk is not defined: // If IsJunk is not defined:
// //
// Return (i,j,k) such that a[i:i+k] is equal to b[j:j+k], where // Return (i,j,k) such that a[i:i+k] is equal to b[j:j+k], where
//
// alo <= i <= i+k <= ahi // alo <= i <= i+k <= ahi
// blo <= j <= j+k <= bhi // blo <= j <= j+k <= bhi
//
// and for all (i',j',k') meeting those conditions, // and for all (i',j',k') meeting those conditions,
//
// k >= k' // k >= k'
// i <= i' // i <= i'
// and if i == i', j <= j' // and if i == i', j <= j'

101
vendor/github.com/prometheus/client_golang/prometheus/labels.go generated vendored
View File

@ -25,12 +25,111 @@ import (
// Labels represents a collection of label name -> value mappings. This type is // Labels represents a collection of label name -> value mappings. This type is
// commonly used with the With(Labels) and GetMetricWith(Labels) methods of // commonly used with the With(Labels) and GetMetricWith(Labels) methods of
// metric vector Collectors, e.g.: // metric vector Collectors, e.g.:
//
// myVec.With(Labels{"code": "404", "method": "GET"}).Add(42) // myVec.With(Labels{"code": "404", "method": "GET"}).Add(42)
// //
// The other use-case is the specification of constant label pairs in Opts or to // The other use-case is the specification of constant label pairs in Opts or to
// create a Desc. // create a Desc.
type Labels map[string]string type Labels map[string]string
// LabelConstraint normalizes label values.
type LabelConstraint func(string) string
// ConstrainedLabels represents a label name and its constrain function
// to normalize label values. This type is commonly used when constructing
// metric vector Collectors.
type ConstrainedLabel struct {
Name string
Constraint LabelConstraint
}
// ConstrainableLabels is an interface that allows creating of labels that can
// be optionally constrained.
//
// prometheus.V2().NewCounterVec(CounterVecOpts{
// CounterOpts: {...}, // Usual CounterOpts fields
// VariableLabels: []ConstrainedLabels{
// {Name: "A"},
// {Name: "B", Constraint: func(v string) string { ... }},
// },
// })
type ConstrainableLabels interface {
compile() *compiledLabels
labelNames() []string
}
// ConstrainedLabels represents a collection of label name -> constrain function
// to normalize label values. This type is commonly used when constructing
// metric vector Collectors.
type ConstrainedLabels []ConstrainedLabel
func (cls ConstrainedLabels) compile() *compiledLabels {
compiled := &compiledLabels{
names: make([]string, len(cls)),
labelConstraints: map[string]LabelConstraint{},
}
for i, label := range cls {
compiled.names[i] = label.Name
if label.Constraint != nil {
compiled.labelConstraints[label.Name] = label.Constraint
}
}
return compiled
}
func (cls ConstrainedLabels) labelNames() []string {
names := make([]string, len(cls))
for i, label := range cls {
names[i] = label.Name
}
return names
}
// UnconstrainedLabels represents collection of label without any constraint on
// their value. Thus, it is simply a collection of label names.
//
// UnconstrainedLabels([]string{ "A", "B" })
//
// is equivalent to
//
// ConstrainedLabels {
// { Name: "A" },
// { Name: "B" },
// }
type UnconstrainedLabels []string
func (uls UnconstrainedLabels) compile() *compiledLabels {
return &compiledLabels{
names: uls,
}
}
func (uls UnconstrainedLabels) labelNames() []string {
return uls
}
type compiledLabels struct {
names []string
labelConstraints map[string]LabelConstraint
}
func (cls *compiledLabels) compile() *compiledLabels {
return cls
}
func (cls *compiledLabels) labelNames() []string {
return cls.names
}
func (cls *compiledLabels) constrain(labelName, value string) string {
if fn, ok := cls.labelConstraints[labelName]; ok && fn != nil {
return fn(value)
}
return value
}
// reservedLabelPrefix is a prefix which is not legal in user-supplied // reservedLabelPrefix is a prefix which is not legal in user-supplied
// label names. // label names.
const reservedLabelPrefix = "__" const reservedLabelPrefix = "__"
@ -66,6 +165,8 @@ func validateValuesInLabels(labels Labels, expectedNumberOfValues int) error {
func validateLabelValues(vals []string, expectedNumberOfValues int) error { func validateLabelValues(vals []string, expectedNumberOfValues int) error {
if len(vals) != expectedNumberOfValues { if len(vals) != expectedNumberOfValues {
// The call below makes vals escape, copy them to avoid that.
vals := append([]string(nil), vals...)
return fmt.Errorf( return fmt.Errorf(
"%w: expected %d label values but got %d in %#v", "%w: expected %d label values but got %d in %#v",
errInconsistentCardinality, expectedNumberOfValues, errInconsistentCardinality, expectedNumberOfValues,

11
vendor/github.com/prometheus/client_golang/prometheus/metric.go generated vendored
View File

@ -20,11 +20,9 @@ import (
"strings" "strings"
"time" "time"
//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
"github.com/golang/protobuf/proto"
"github.com/prometheus/common/model"
dto "github.com/prometheus/client_model/go" dto "github.com/prometheus/client_model/go"
"github.com/prometheus/common/model"
"google.golang.org/protobuf/proto"
) )
var separatorByteSlice = []byte{model.SeparatorByte} // For convenient use with xxhash. var separatorByteSlice = []byte{model.SeparatorByte} // For convenient use with xxhash.
@ -94,6 +92,9 @@ type Opts struct {
// machine_role metric). See also // machine_role metric). See also
// https://prometheus.io/docs/instrumenting/writing_exporters/#target-labels-not-static-scraped-labels // https://prometheus.io/docs/instrumenting/writing_exporters/#target-labels-not-static-scraped-labels
ConstLabels Labels ConstLabels Labels
// now is for testing purposes, by default it's time.Now.
now func() time.Time
} }
// BuildFQName joins the given three name components by "_". Empty name // BuildFQName joins the given three name components by "_". Empty name
@ -187,7 +188,7 @@ func (m *withExemplarsMetric) Write(pb *dto.Metric) error {
} else { } else {
// The +Inf bucket should be explicitly added if there is an exemplar for it, similar to non-const histogram logic in https://github.com/prometheus/client_golang/blob/main/prometheus/histogram.go#L357-L365. // The +Inf bucket should be explicitly added if there is an exemplar for it, similar to non-const histogram logic in https://github.com/prometheus/client_golang/blob/main/prometheus/histogram.go#L357-L365.
b := &dto.Bucket{ b := &dto.Bucket{
CumulativeCount: proto.Uint64(pb.Histogram.Bucket[len(pb.Histogram.GetBucket())-1].GetCumulativeCount()), CumulativeCount: proto.Uint64(pb.Histogram.GetSampleCount()),
UpperBound: proto.Float64(math.Inf(1)), UpperBound: proto.Float64(math.Inf(1)),
Exemplar: e, Exemplar: e,
} }

4
vendor/github.com/prometheus/client_golang/prometheus/process_collector_other.go generated vendored
View File

@ -11,8 +11,8 @@
// See the License for the specific language governing permissions and // See the License for the specific language governing permissions and
// limitations under the License. // limitations under the License.
//go:build !windows && !js //go:build !windows && !js && !wasip1
// +build !windows,!js // +build !windows,!js,!wasip1
package prometheus package prometheus

26
vendor/github.com/prometheus/client_golang/prometheus/process_collector_wasip1.go generated vendored Normal file
View File

@ -0,0 +1,26 @@
// Copyright 2023 The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//go:build wasip1
// +build wasip1
package prometheus
func canCollectProcess() bool {
return false
}
func (*processCollector) processCollect(chan<- Metric) {
// noop on this platform
return
}

18
vendor/github.com/prometheus/client_golang/prometheus/promauto/auto.go generated vendored
View File

@ -14,13 +14,13 @@
// Package promauto provides alternative constructors for the fundamental // Package promauto provides alternative constructors for the fundamental
// Prometheus metric types and their …Vec and …Func variants. The difference to // Prometheus metric types and their …Vec and …Func variants. The difference to
// their counterparts in the prometheus package is that the promauto // their counterparts in the prometheus package is that the promauto
// constructors return Collectors that are already registered with a // constructors register the Collectors with a registry before returning them.
// registry. There are two sets of constructors. The constructors in the first // There are two sets of constructors. The constructors in the first set are
// set are top-level functions, while the constructors in the other set are // top-level functions, while the constructors in the other set are methods of
// methods of the Factory type. The top-level function return Collectors // the Factory type. The top-level functions return Collectors registered with
// registered with the global registry (prometheus.DefaultRegisterer), while the // the global registry (prometheus.DefaultRegisterer), while the methods return
// methods return Collectors registered with the registry the Factory was // Collectors registered with the registry the Factory was constructed with. All
// constructed with. All constructors panic if the registration fails. // constructors panic if the registration fails.
// //
// The following example is a complete program to create a histogram of normally // The following example is a complete program to create a histogram of normally
// distributed random numbers from the math/rand package: // distributed random numbers from the math/rand package:
@ -85,7 +85,7 @@
// } // }
// //
// A Factory is created with the With(prometheus.Registerer) function, which // A Factory is created with the With(prometheus.Registerer) function, which
// enables two usage pattern. With(prometheus.Registerer) can be called once per // enables two usage patterns. With(prometheus.Registerer) can be called once per
// line: // line:
// //
// var ( // var (
@ -153,7 +153,7 @@
// importing a package. // importing a package.
// //
// A separate package allows conservative users to entirely ignore it. And // A separate package allows conservative users to entirely ignore it. And
// whoever wants to use it, will do so explicitly, with an opportunity to read // whoever wants to use it will do so explicitly, with an opportunity to read
// this warning. // this warning.
// //
// Enjoy promauto responsibly! // Enjoy promauto responsibly!

13
vendor/github.com/prometheus/client_golang/prometheus/promhttp/http.go generated vendored
View File

@ -37,6 +37,7 @@ import (
"fmt" "fmt"
"io" "io"
"net/http" "net/http"
"strconv"
"strings" "strings"
"sync" "sync"
"time" "time"
@ -50,6 +51,7 @@ const (
contentTypeHeader = "Content-Type" contentTypeHeader = "Content-Type"
contentEncodingHeader = "Content-Encoding" contentEncodingHeader = "Content-Encoding"
acceptEncodingHeader = "Accept-Encoding" acceptEncodingHeader = "Accept-Encoding"
processStartTimeHeader = "Process-Start-Time-Unix"
) )
var gzipPool = sync.Pool{ var gzipPool = sync.Pool{
@ -121,6 +123,9 @@ func HandlerForTransactional(reg prometheus.TransactionalGatherer, opts HandlerO
} }
h := http.HandlerFunc(func(rsp http.ResponseWriter, req *http.Request) { h := http.HandlerFunc(func(rsp http.ResponseWriter, req *http.Request) {
if !opts.ProcessStartTime.IsZero() {
rsp.Header().Set(processStartTimeHeader, strconv.FormatInt(opts.ProcessStartTime.Unix(), 10))
}
if inFlightSem != nil { if inFlightSem != nil {
select { select {
case inFlightSem <- struct{}{}: // All good, carry on. case inFlightSem <- struct{}{}: // All good, carry on.
@ -366,6 +371,14 @@ type HandlerOpts struct {
// (which changes the identity of the resulting series on the Prometheus // (which changes the identity of the resulting series on the Prometheus
// server). // server).
EnableOpenMetrics bool EnableOpenMetrics bool
// ProcessStartTime allows setting process start timevalue that will be exposed
// with "Process-Start-Time-Unix" response header along with the metrics
// payload. This allow callers to have efficient transformations to cumulative
// counters (e.g. OpenTelemetry) or generally _created timestamp estimation per
// scrape target.
// NOTE: This feature is experimental and not covered by OpenMetrics or Prometheus
// exposition format.
ProcessStartTime time.Time
} }
// gzipAccepted returns whether the client will accept gzip-encoded content. // gzipAccepted returns whether the client will accept gzip-encoded content.

27
vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_client.go generated vendored
View File

@ -68,17 +68,17 @@ func InstrumentRoundTripperCounter(counter *prometheus.CounterVec, next http.Rou
o.apply(rtOpts) o.apply(rtOpts)
} }
code, method := checkLabels(counter) // Curry the counter with dynamic labels before checking the remaining labels.
code, method := checkLabels(counter.MustCurryWith(rtOpts.emptyDynamicLabels()))
return func(r *http.Request) (*http.Response, error) { return func(r *http.Request) (*http.Response, error) {
resp, err := next.RoundTrip(r) resp, err := next.RoundTrip(r)
if err == nil { if err == nil {
exemplarAdd( l := labels(code, method, r.Method, resp.StatusCode, rtOpts.extraMethods...)
counter.With(labels(code, method, r.Method, resp.StatusCode, rtOpts.extraMethods...)), for label, resolve := range rtOpts.extraLabelsFromCtx {
1, l[label] = resolve(resp.Request.Context())
rtOpts.getExemplarFn(r.Context()), }
) addWithExemplar(counter.With(l), 1, rtOpts.getExemplarFn(r.Context()))
counter.With(labels(code, method, r.Method, resp.StatusCode, rtOpts.extraMethods...)).Inc()
} }
return resp, err return resp, err
} }
@ -111,17 +111,18 @@ func InstrumentRoundTripperDuration(obs prometheus.ObserverVec, next http.RoundT
o.apply(rtOpts) o.apply(rtOpts)
} }
code, method := checkLabels(obs) // Curry the observer with dynamic labels before checking the remaining labels.
code, method := checkLabels(obs.MustCurryWith(rtOpts.emptyDynamicLabels()))
return func(r *http.Request) (*http.Response, error) { return func(r *http.Request) (*http.Response, error) {
start := time.Now() start := time.Now()
resp, err := next.RoundTrip(r) resp, err := next.RoundTrip(r)
if err == nil { if err == nil {
exemplarObserve( l := labels(code, method, r.Method, resp.StatusCode, rtOpts.extraMethods...)
obs.With(labels(code, method, r.Method, resp.StatusCode, rtOpts.extraMethods...)), for label, resolve := range rtOpts.extraLabelsFromCtx {
time.Since(start).Seconds(), l[label] = resolve(resp.Request.Context())
rtOpts.getExemplarFn(r.Context()), }
) observeWithExemplar(obs.With(l), time.Since(start).Seconds(), rtOpts.getExemplarFn(r.Context()))
} }
return resp, err return resp, err
} }

120
vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_server.go generated vendored
View File

@ -28,7 +28,9 @@ import (
// magicString is used for the hacky label test in checkLabels. Remove once fixed. // magicString is used for the hacky label test in checkLabels. Remove once fixed.
const magicString = "zZgWfBxLqvG8kc8IMv3POi2Bb0tZI3vAnBx+gBaFi9FyPzB/CzKUer1yufDa" const magicString = "zZgWfBxLqvG8kc8IMv3POi2Bb0tZI3vAnBx+gBaFi9FyPzB/CzKUer1yufDa"
func exemplarObserve(obs prometheus.Observer, val float64, labels map[string]string) { // observeWithExemplar is a wrapper for [prometheus.ExemplarAdder.ExemplarObserver],
// which falls back to [prometheus.Observer.Observe] if no labels are provided.
func observeWithExemplar(obs prometheus.Observer, val float64, labels map[string]string) {
if labels == nil { if labels == nil {
obs.Observe(val) obs.Observe(val)
return return
@ -36,7 +38,9 @@ func exemplarObserve(obs prometheus.Observer, val float64, labels map[string]str
obs.(prometheus.ExemplarObserver).ObserveWithExemplar(val, labels) obs.(prometheus.ExemplarObserver).ObserveWithExemplar(val, labels)
} }
func exemplarAdd(obs prometheus.Counter, val float64, labels map[string]string) { // addWithExemplar is a wrapper for [prometheus.ExemplarAdder.AddWithExemplar],
// which falls back to [prometheus.Counter.Add] if no labels are provided.
func addWithExemplar(obs prometheus.Counter, val float64, labels map[string]string) {
if labels == nil { if labels == nil {
obs.Add(val) obs.Add(val)
return return
@ -83,7 +87,8 @@ func InstrumentHandlerDuration(obs prometheus.ObserverVec, next http.Handler, op
o.apply(hOpts) o.apply(hOpts)
} }
code, method := checkLabels(obs) // Curry the observer with dynamic labels before checking the remaining labels.
code, method := checkLabels(obs.MustCurryWith(hOpts.emptyDynamicLabels()))
if code { if code {
return func(w http.ResponseWriter, r *http.Request) { return func(w http.ResponseWriter, r *http.Request) {
@ -91,23 +96,22 @@ func InstrumentHandlerDuration(obs prometheus.ObserverVec, next http.Handler, op
d := newDelegator(w, nil) d := newDelegator(w, nil)
next.ServeHTTP(d, r) next.ServeHTTP(d, r)
exemplarObserve( l := labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)
obs.With(labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)), for label, resolve := range hOpts.extraLabelsFromCtx {
time.Since(now).Seconds(), l[label] = resolve(r.Context())
hOpts.getExemplarFn(r.Context()), }
) observeWithExemplar(obs.With(l), time.Since(now).Seconds(), hOpts.getExemplarFn(r.Context()))
} }
} }
return func(w http.ResponseWriter, r *http.Request) { return func(w http.ResponseWriter, r *http.Request) {
now := time.Now() now := time.Now()
next.ServeHTTP(w, r) next.ServeHTTP(w, r)
l := labels(code, method, r.Method, 0, hOpts.extraMethods...)
exemplarObserve( for label, resolve := range hOpts.extraLabelsFromCtx {
obs.With(labels(code, method, r.Method, 0, hOpts.extraMethods...)), l[label] = resolve(r.Context())
time.Since(now).Seconds(), }
hOpts.getExemplarFn(r.Context()), observeWithExemplar(obs.With(l), time.Since(now).Seconds(), hOpts.getExemplarFn(r.Context()))
)
} }
} }
@ -134,28 +138,30 @@ func InstrumentHandlerCounter(counter *prometheus.CounterVec, next http.Handler,
o.apply(hOpts) o.apply(hOpts)
} }
code, method := checkLabels(counter) // Curry the counter with dynamic labels before checking the remaining labels.
code, method := checkLabels(counter.MustCurryWith(hOpts.emptyDynamicLabels()))
if code { if code {
return func(w http.ResponseWriter, r *http.Request) { return func(w http.ResponseWriter, r *http.Request) {
d := newDelegator(w, nil) d := newDelegator(w, nil)
next.ServeHTTP(d, r) next.ServeHTTP(d, r)
exemplarAdd( l := labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)
counter.With(labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)), for label, resolve := range hOpts.extraLabelsFromCtx {
1, l[label] = resolve(r.Context())
hOpts.getExemplarFn(r.Context()), }
) addWithExemplar(counter.With(l), 1, hOpts.getExemplarFn(r.Context()))
} }
} }
return func(w http.ResponseWriter, r *http.Request) { return func(w http.ResponseWriter, r *http.Request) {
next.ServeHTTP(w, r) next.ServeHTTP(w, r)
exemplarAdd(
counter.With(labels(code, method, r.Method, 0, hOpts.extraMethods...)), l := labels(code, method, r.Method, 0, hOpts.extraMethods...)
1, for label, resolve := range hOpts.extraLabelsFromCtx {
hOpts.getExemplarFn(r.Context()), l[label] = resolve(r.Context())
) }
addWithExemplar(counter.With(l), 1, hOpts.getExemplarFn(r.Context()))
} }
} }
@ -187,16 +193,17 @@ func InstrumentHandlerTimeToWriteHeader(obs prometheus.ObserverVec, next http.Ha
o.apply(hOpts) o.apply(hOpts)
} }
code, method := checkLabels(obs) // Curry the observer with dynamic labels before checking the remaining labels.
code, method := checkLabels(obs.MustCurryWith(hOpts.emptyDynamicLabels()))
return func(w http.ResponseWriter, r *http.Request) { return func(w http.ResponseWriter, r *http.Request) {
now := time.Now() now := time.Now()
d := newDelegator(w, func(status int) { d := newDelegator(w, func(status int) {
exemplarObserve( l := labels(code, method, r.Method, status, hOpts.extraMethods...)
obs.With(labels(code, method, r.Method, status, hOpts.extraMethods...)), for label, resolve := range hOpts.extraLabelsFromCtx {
time.Since(now).Seconds(), l[label] = resolve(r.Context())
hOpts.getExemplarFn(r.Context()), }
) observeWithExemplar(obs.With(l), time.Since(now).Seconds(), hOpts.getExemplarFn(r.Context()))
}) })
next.ServeHTTP(d, r) next.ServeHTTP(d, r)
} }
@ -227,28 +234,32 @@ func InstrumentHandlerRequestSize(obs prometheus.ObserverVec, next http.Handler,
o.apply(hOpts) o.apply(hOpts)
} }
code, method := checkLabels(obs) // Curry the observer with dynamic labels before checking the remaining labels.
code, method := checkLabels(obs.MustCurryWith(hOpts.emptyDynamicLabels()))
if code { if code {
return func(w http.ResponseWriter, r *http.Request) { return func(w http.ResponseWriter, r *http.Request) {
d := newDelegator(w, nil) d := newDelegator(w, nil)
next.ServeHTTP(d, r) next.ServeHTTP(d, r)
size := computeApproximateRequestSize(r) size := computeApproximateRequestSize(r)
exemplarObserve(
obs.With(labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)), l := labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)
float64(size), for label, resolve := range hOpts.extraLabelsFromCtx {
hOpts.getExemplarFn(r.Context()), l[label] = resolve(r.Context())
) }
observeWithExemplar(obs.With(l), float64(size), hOpts.getExemplarFn(r.Context()))
} }
} }
return func(w http.ResponseWriter, r *http.Request) { return func(w http.ResponseWriter, r *http.Request) {
next.ServeHTTP(w, r) next.ServeHTTP(w, r)
size := computeApproximateRequestSize(r) size := computeApproximateRequestSize(r)
exemplarObserve(
obs.With(labels(code, method, r.Method, 0, hOpts.extraMethods...)), l := labels(code, method, r.Method, 0, hOpts.extraMethods...)
float64(size), for label, resolve := range hOpts.extraLabelsFromCtx {
hOpts.getExemplarFn(r.Context()), l[label] = resolve(r.Context())
) }
observeWithExemplar(obs.With(l), float64(size), hOpts.getExemplarFn(r.Context()))
} }
} }
@ -277,16 +288,18 @@ func InstrumentHandlerResponseSize(obs prometheus.ObserverVec, next http.Handler
o.apply(hOpts) o.apply(hOpts)
} }
code, method := checkLabels(obs) // Curry the observer with dynamic labels before checking the remaining labels.
code, method := checkLabels(obs.MustCurryWith(hOpts.emptyDynamicLabels()))
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
d := newDelegator(w, nil) d := newDelegator(w, nil)
next.ServeHTTP(d, r) next.ServeHTTP(d, r)
exemplarObserve(
obs.With(labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)), l := labels(code, method, r.Method, d.Status(), hOpts.extraMethods...)
float64(d.Written()), for label, resolve := range hOpts.extraLabelsFromCtx {
hOpts.getExemplarFn(r.Context()), l[label] = resolve(r.Context())
) }
observeWithExemplar(obs.With(l), float64(d.Written()), hOpts.getExemplarFn(r.Context()))
}) })
} }
@ -376,16 +389,13 @@ func isLabelCurried(c prometheus.Collector, label string) bool {
return true return true
} }
// emptyLabels is a one-time allocation for non-partitioned metrics to avoid
// unnecessary allocations on each request.
var emptyLabels = prometheus.Labels{}
func labels(code, method bool, reqMethod string, status int, extraMethods ...string) prometheus.Labels { func labels(code, method bool, reqMethod string, status int, extraMethods ...string) prometheus.Labels {
if !(code || method) {
return emptyLabels
}
labels := prometheus.Labels{} labels := prometheus.Labels{}
if !(code || method) {
return labels
}
if code { if code {
labels["code"] = sanitizeCode(status) labels["code"] = sanitizeCode(status)
} }

34
vendor/github.com/prometheus/client_golang/prometheus/promhttp/option.go generated vendored
View File

@ -24,14 +24,32 @@ type Option interface {
apply(*options) apply(*options)
} }
// LabelValueFromCtx are used to compute the label value from request context.
// Context can be filled with values from request through middleware.
type LabelValueFromCtx func(ctx context.Context) string
// options store options for both a handler or round tripper. // options store options for both a handler or round tripper.
type options struct { type options struct {
extraMethods []string extraMethods []string
getExemplarFn func(requestCtx context.Context) prometheus.Labels getExemplarFn func(requestCtx context.Context) prometheus.Labels
extraLabelsFromCtx map[string]LabelValueFromCtx
} }
func defaultOptions() *options { func defaultOptions() *options {
return &options{getExemplarFn: func(ctx context.Context) prometheus.Labels { return nil }} return &options{
getExemplarFn: func(ctx context.Context) prometheus.Labels { return nil },
extraLabelsFromCtx: map[string]LabelValueFromCtx{},
}
}
func (o *options) emptyDynamicLabels() prometheus.Labels {
labels := prometheus.Labels{}
for label := range o.extraLabelsFromCtx {
labels[label] = ""
}
return labels
} }
type optionApplyFunc func(*options) type optionApplyFunc func(*options)
@ -48,11 +66,19 @@ func WithExtraMethods(methods ...string) Option {
}) })
} }
// WithExemplarFromContext adds allows to put a hook to all counter and histogram metrics. // WithExemplarFromContext allows to inject function that will get exemplar from context that will be put to counter and histogram metrics.
// If the hook function returns non-nil labels, exemplars will be added for that request, otherwise metric // If the function returns nil labels or the metric does not support exemplars, no exemplar will be added (noop), but
// will get instrumented without exemplar. // metric will continue to observe/increment.
func WithExemplarFromContext(getExemplarFn func(requestCtx context.Context) prometheus.Labels) Option { func WithExemplarFromContext(getExemplarFn func(requestCtx context.Context) prometheus.Labels) Option {
return optionApplyFunc(func(o *options) { return optionApplyFunc(func(o *options) {
o.getExemplarFn = getExemplarFn o.getExemplarFn = getExemplarFn
}) })
} }
// WithLabelFromCtx registers a label for dynamic resolution with access to context.
// See the example for ExampleInstrumentHandlerWithLabelResolver for example usage
func WithLabelFromCtx(name string, valueFn LabelValueFromCtx) Option {
return optionApplyFunc(func(o *options) {
o.extraLabelsFromCtx[name] = valueFn
})
}

55
vendor/github.com/prometheus/client_golang/prometheus/registry.go generated vendored
View File

@ -21,18 +21,17 @@ import (
"path/filepath" "path/filepath"
"runtime" "runtime"
"sort" "sort"
"strconv"
"strings" "strings"
"sync" "sync"
"unicode/utf8" "unicode/utf8"
"github.com/cespare/xxhash/v2"
//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
"github.com/golang/protobuf/proto"
"github.com/prometheus/common/expfmt"
dto "github.com/prometheus/client_model/go"
"github.com/prometheus/client_golang/prometheus/internal" "github.com/prometheus/client_golang/prometheus/internal"
"github.com/cespare/xxhash/v2"
dto "github.com/prometheus/client_model/go"
"github.com/prometheus/common/expfmt"
"google.golang.org/protobuf/proto"
) )
const ( const (
@ -252,9 +251,12 @@ func (errs MultiError) MaybeUnwrap() error {
} }
// Registry registers Prometheus collectors, collects their metrics, and gathers // Registry registers Prometheus collectors, collects their metrics, and gathers
// them into MetricFamilies for exposition. It implements both Registerer and // them into MetricFamilies for exposition. It implements Registerer, Gatherer,
// Gatherer. The zero value is not usable. Create instances with NewRegistry or // and Collector. The zero value is not usable. Create instances with
// NewPedanticRegistry. // NewRegistry or NewPedanticRegistry.
//
// Registry implements Collector to allow it to be used for creating groups of
// metrics. See the Grouping example for how this can be done.
type Registry struct { type Registry struct {
mtx sync.RWMutex mtx sync.RWMutex
collectorsByID map[uint64]Collector // ID is a hash of the descIDs. collectorsByID map[uint64]Collector // ID is a hash of the descIDs.
@ -546,7 +548,7 @@ func (r *Registry) Gather() ([]*dto.MetricFamily, error) {
goroutineBudget-- goroutineBudget--
runtime.Gosched() runtime.Gosched()
} }
// Once both checkedMetricChan and uncheckdMetricChan are closed // Once both checkedMetricChan and uncheckedMetricChan are closed
// and drained, the contraption above will nil out cmc and umc, // and drained, the contraption above will nil out cmc and umc,
// and then we can leave the collect loop here. // and then we can leave the collect loop here.
if cmc == nil && umc == nil { if cmc == nil && umc == nil {
@ -556,6 +558,31 @@ func (r *Registry) Gather() ([]*dto.MetricFamily, error) {
return internal.NormalizeMetricFamilies(metricFamiliesByName), errs.MaybeUnwrap() return internal.NormalizeMetricFamilies(metricFamiliesByName), errs.MaybeUnwrap()
} }
// Describe implements Collector.
func (r *Registry) Describe(ch chan<- *Desc) {
r.mtx.RLock()
defer r.mtx.RUnlock()
// Only report the checked Collectors; unchecked collectors don't report any
// Desc.
for _, c := range r.collectorsByID {
c.Describe(ch)
}
}
// Collect implements Collector.
func (r *Registry) Collect(ch chan<- Metric) {
r.mtx.RLock()
defer r.mtx.RUnlock()
for _, c := range r.collectorsByID {
c.Collect(ch)
}
for _, c := range r.uncheckedCollectors {
c.Collect(ch)
}
}
// WriteToTextfile calls Gather on the provided Gatherer, encodes the result in the // WriteToTextfile calls Gather on the provided Gatherer, encodes the result in the
// Prometheus text format, and writes it to a temporary file. Upon success, the // Prometheus text format, and writes it to a temporary file. Upon success, the
// temporary file is renamed to the provided filename. // temporary file is renamed to the provided filename.
@ -905,6 +932,10 @@ func checkMetricConsistency(
h.WriteString(lp.GetValue()) h.WriteString(lp.GetValue())
h.Write(separatorByteSlice) h.Write(separatorByteSlice)
} }
if dtoMetric.TimestampMs != nil {
h.WriteString(strconv.FormatInt(*(dtoMetric.TimestampMs), 10))
h.Write(separatorByteSlice)
}
hSum := h.Sum64() hSum := h.Sum64()
if _, exists := metricHashes[hSum]; exists { if _, exists := metricHashes[hSum]; exists {
return fmt.Errorf( return fmt.Errorf(
@ -932,7 +963,7 @@ func checkDescConsistency(
// Is the desc consistent with the content of the metric? // Is the desc consistent with the content of the metric?
lpsFromDesc := make([]*dto.LabelPair, len(desc.constLabelPairs), len(dtoMetric.Label)) lpsFromDesc := make([]*dto.LabelPair, len(desc.constLabelPairs), len(dtoMetric.Label))
copy(lpsFromDesc, desc.constLabelPairs) copy(lpsFromDesc, desc.constLabelPairs)
for _, l := range desc.variableLabels { for _, l := range desc.variableLabels.names {
lpsFromDesc = append(lpsFromDesc, &dto.LabelPair{ lpsFromDesc = append(lpsFromDesc, &dto.LabelPair{
Name: proto.String(l), Name: proto.String(l),
}) })

71
vendor/github.com/prometheus/client_golang/prometheus/summary.go generated vendored
View File

@ -22,11 +22,11 @@ import (
"sync/atomic" "sync/atomic"
"time" "time"
"github.com/beorn7/perks/quantile"
//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
"github.com/golang/protobuf/proto"
dto "github.com/prometheus/client_model/go" dto "github.com/prometheus/client_model/go"
"github.com/beorn7/perks/quantile"
"google.golang.org/protobuf/proto"
"google.golang.org/protobuf/types/known/timestamppb"
) )
// quantileLabel is used for the label that defines the quantile in a // quantileLabel is used for the label that defines the quantile in a
@ -146,6 +146,21 @@ type SummaryOpts struct {
// is the internal buffer size of the underlying package // is the internal buffer size of the underlying package
// "github.com/bmizerany/perks/quantile"). // "github.com/bmizerany/perks/quantile").
BufCap uint32 BufCap uint32
// now is for testing purposes, by default it's time.Now.
now func() time.Time
}
// SummaryVecOpts bundles the options to create a SummaryVec metric.
// It is mandatory to set SummaryOpts, see there for mandatory fields. VariableLabels
// is optional and can safely be left to its default value.
type SummaryVecOpts struct {
SummaryOpts
// VariableLabels are used to partition the metric vector by the given set
// of labels. Each label value will be constrained with the optional Constraint
// function, if provided.
VariableLabels ConstrainableLabels
} }
// Problem with the sliding-window decay algorithm... The Merge method of // Problem with the sliding-window decay algorithm... The Merge method of
@ -177,11 +192,11 @@ func NewSummary(opts SummaryOpts) Summary {
} }
func newSummary(desc *Desc, opts SummaryOpts, labelValues ...string) Summary { func newSummary(desc *Desc, opts SummaryOpts, labelValues ...string) Summary {
if len(desc.variableLabels) != len(labelValues) { if len(desc.variableLabels.names) != len(labelValues) {
panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels, labelValues)) panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels.names, labelValues))
} }
for _, n := range desc.variableLabels { for _, n := range desc.variableLabels.names {
if n == quantileLabel { if n == quantileLabel {
panic(errQuantileLabelNotAllowed) panic(errQuantileLabelNotAllowed)
} }
@ -211,6 +226,9 @@ func newSummary(desc *Desc, opts SummaryOpts, labelValues ...string) Summary {
opts.BufCap = DefBufCap opts.BufCap = DefBufCap
} }
if opts.now == nil {
opts.now = time.Now
}
if len(opts.Objectives) == 0 { if len(opts.Objectives) == 0 {
// Use the lock-free implementation of a Summary without objectives. // Use the lock-free implementation of a Summary without objectives.
s := &noObjectivesSummary{ s := &noObjectivesSummary{
@ -219,6 +237,7 @@ func newSummary(desc *Desc, opts SummaryOpts, labelValues ...string) Summary {
counts: [2]*summaryCounts{{}, {}}, counts: [2]*summaryCounts{{}, {}},
} }
s.init(s) // Init self-collection. s.init(s) // Init self-collection.
s.createdTs = timestamppb.New(opts.now())
return s return s
} }
@ -234,7 +253,7 @@ func newSummary(desc *Desc, opts SummaryOpts, labelValues ...string) Summary {
coldBuf: make([]float64, 0, opts.BufCap), coldBuf: make([]float64, 0, opts.BufCap),
streamDuration: opts.MaxAge / time.Duration(opts.AgeBuckets), streamDuration: opts.MaxAge / time.Duration(opts.AgeBuckets),
} }
s.headStreamExpTime = time.Now().Add(s.streamDuration) s.headStreamExpTime = opts.now().Add(s.streamDuration)
s.hotBufExpTime = s.headStreamExpTime s.hotBufExpTime = s.headStreamExpTime
for i := uint32(0); i < opts.AgeBuckets; i++ { for i := uint32(0); i < opts.AgeBuckets; i++ {
@ -248,6 +267,7 @@ func newSummary(desc *Desc, opts SummaryOpts, labelValues ...string) Summary {
sort.Float64s(s.sortedObjectives) sort.Float64s(s.sortedObjectives)
s.init(s) // Init self-collection. s.init(s) // Init self-collection.
s.createdTs = timestamppb.New(opts.now())
return s return s
} }
@ -275,6 +295,8 @@ type summary struct {
headStream *quantile.Stream headStream *quantile.Stream
headStreamIdx int headStreamIdx int
headStreamExpTime, hotBufExpTime time.Time headStreamExpTime, hotBufExpTime time.Time
createdTs *timestamppb.Timestamp
} }
func (s *summary) Desc() *Desc { func (s *summary) Desc() *Desc {
@ -296,7 +318,9 @@ func (s *summary) Observe(v float64) {
} }
func (s *summary) Write(out *dto.Metric) error { func (s *summary) Write(out *dto.Metric) error {
sum := &dto.Summary{} sum := &dto.Summary{
CreatedTimestamp: s.createdTs,
}
qs := make([]*dto.Quantile, 0, len(s.objectives)) qs := make([]*dto.Quantile, 0, len(s.objectives))
s.bufMtx.Lock() s.bufMtx.Lock()
@ -429,6 +453,8 @@ type noObjectivesSummary struct {
counts [2]*summaryCounts counts [2]*summaryCounts
labelPairs []*dto.LabelPair labelPairs []*dto.LabelPair
createdTs *timestamppb.Timestamp
} }
func (s *noObjectivesSummary) Desc() *Desc { func (s *noObjectivesSummary) Desc() *Desc {
@ -481,6 +507,7 @@ func (s *noObjectivesSummary) Write(out *dto.Metric) error {
sum := &dto.Summary{ sum := &dto.Summary{
SampleCount: proto.Uint64(count), SampleCount: proto.Uint64(count),
SampleSum: proto.Float64(math.Float64frombits(atomic.LoadUint64(&coldCounts.sumBits))), SampleSum: proto.Float64(math.Float64frombits(atomic.LoadUint64(&coldCounts.sumBits))),
CreatedTimestamp: s.createdTs,
} }
out.Summary = sum out.Summary = sum
@ -530,20 +557,28 @@ type SummaryVec struct {
// it is handled by the Prometheus server internally, “quantile” is an illegal // it is handled by the Prometheus server internally, “quantile” is an illegal
// label name. NewSummaryVec will panic if this label name is used. // label name. NewSummaryVec will panic if this label name is used.
func NewSummaryVec(opts SummaryOpts, labelNames []string) *SummaryVec { func NewSummaryVec(opts SummaryOpts, labelNames []string) *SummaryVec {
for _, ln := range labelNames { return V2.NewSummaryVec(SummaryVecOpts{
SummaryOpts: opts,
VariableLabels: UnconstrainedLabels(labelNames),
})
}
// NewSummaryVec creates a new SummaryVec based on the provided SummaryVecOpts.
func (v2) NewSummaryVec(opts SummaryVecOpts) *SummaryVec {
for _, ln := range opts.VariableLabels.labelNames() {
if ln == quantileLabel { if ln == quantileLabel {
panic(errQuantileLabelNotAllowed) panic(errQuantileLabelNotAllowed)
} }
} }
desc := NewDesc( desc := V2.NewDesc(
BuildFQName(opts.Namespace, opts.Subsystem, opts.Name), BuildFQName(opts.Namespace, opts.Subsystem, opts.Name),
opts.Help, opts.Help,
labelNames, opts.VariableLabels,
opts.ConstLabels, opts.ConstLabels,
) )
return &SummaryVec{ return &SummaryVec{
MetricVec: NewMetricVec(desc, func(lvs ...string) Metric { MetricVec: NewMetricVec(desc, func(lvs ...string) Metric {
return newSummary(desc, opts, lvs...) return newSummary(desc, opts.SummaryOpts, lvs...)
}), }),
} }
} }
@ -603,6 +638,7 @@ func (v *SummaryVec) GetMetricWith(labels Labels) (Observer, error) {
// WithLabelValues works as GetMetricWithLabelValues, but panics where // WithLabelValues works as GetMetricWithLabelValues, but panics where
// GetMetricWithLabelValues would have returned an error. Not returning an // GetMetricWithLabelValues would have returned an error. Not returning an
// error allows shortcuts like // error allows shortcuts like
//
// myVec.WithLabelValues("404", "GET").Observe(42.21) // myVec.WithLabelValues("404", "GET").Observe(42.21)
func (v *SummaryVec) WithLabelValues(lvs ...string) Observer { func (v *SummaryVec) WithLabelValues(lvs ...string) Observer {
s, err := v.GetMetricWithLabelValues(lvs...) s, err := v.GetMetricWithLabelValues(lvs...)
@ -614,6 +650,7 @@ func (v *SummaryVec) WithLabelValues(lvs ...string) Observer {
// With works as GetMetricWith, but panics where GetMetricWithLabels would have // With works as GetMetricWith, but panics where GetMetricWithLabels would have
// returned an error. Not returning an error allows shortcuts like // returned an error. Not returning an error allows shortcuts like
//
// myVec.With(prometheus.Labels{"code": "404", "method": "GET"}).Observe(42.21) // myVec.With(prometheus.Labels{"code": "404", "method": "GET"}).Observe(42.21)
func (v *SummaryVec) With(labels Labels) Observer { func (v *SummaryVec) With(labels Labels) Observer {
s, err := v.GetMetricWith(labels) s, err := v.GetMetricWith(labels)
@ -660,6 +697,7 @@ type constSummary struct {
sum float64 sum float64
quantiles map[float64]float64 quantiles map[float64]float64
labelPairs []*dto.LabelPair labelPairs []*dto.LabelPair
createdTs *timestamppb.Timestamp
} }
func (s *constSummary) Desc() *Desc { func (s *constSummary) Desc() *Desc {
@ -667,7 +705,9 @@ func (s *constSummary) Desc() *Desc {
} }
func (s *constSummary) Write(out *dto.Metric) error { func (s *constSummary) Write(out *dto.Metric) error {
sum := &dto.Summary{} sum := &dto.Summary{
CreatedTimestamp: s.createdTs,
}
qs := make([]*dto.Quantile, 0, len(s.quantiles)) qs := make([]*dto.Quantile, 0, len(s.quantiles))
sum.SampleCount = proto.Uint64(s.count) sum.SampleCount = proto.Uint64(s.count)
@ -701,6 +741,7 @@ func (s *constSummary) Write(out *dto.Metric) error {
// //
// quantiles maps ranks to quantile values. For example, a median latency of // quantiles maps ranks to quantile values. For example, a median latency of
// 0.23s and a 99th percentile latency of 0.56s would be expressed as: // 0.23s and a 99th percentile latency of 0.56s would be expressed as:
//
// map[float64]float64{0.5: 0.23, 0.99: 0.56} // map[float64]float64{0.5: 0.23, 0.99: 0.56}
// //
// NewConstSummary returns an error if the length of labelValues is not // NewConstSummary returns an error if the length of labelValues is not
@ -715,7 +756,7 @@ func NewConstSummary(
if desc.err != nil { if desc.err != nil {
return nil, desc.err return nil, desc.err
} }
if err := validateLabelValues(labelValues, len(desc.variableLabels)); err != nil { if err := validateLabelValues(labelValues, len(desc.variableLabels.names)); err != nil {
return nil, err return nil, err
} }
return &constSummary{ return &constSummary{

29
vendor/github.com/prometheus/client_golang/prometheus/timer.go generated vendored
View File

@ -23,13 +23,24 @@ type Timer struct {
} }
// NewTimer creates a new Timer. The provided Observer is used to observe a // NewTimer creates a new Timer. The provided Observer is used to observe a
// duration in seconds. Timer is usually used to time a function call in the // duration in seconds. If the Observer implements ExemplarObserver, passing exemplar
// later on will be also supported.
// Timer is usually used to time a function call in the
// following way: // following way:
//
// func TimeMe() { // func TimeMe() {
// timer := NewTimer(myHistogram) // timer := NewTimer(myHistogram)
// defer timer.ObserveDuration() // defer timer.ObserveDuration()
// // Do actual work. // // Do actual work.
// } // }
//
// or
//
// func TimeMeWithExemplar() {
// timer := NewTimer(myHistogram)
// defer timer.ObserveDurationWithExemplar(exemplar)
// // Do actual work.
// }
func NewTimer(o Observer) *Timer { func NewTimer(o Observer) *Timer {
return &Timer{ return &Timer{
begin: time.Now(), begin: time.Now(),
@ -52,3 +63,19 @@ func (t *Timer) ObserveDuration() time.Duration {
} }
return d return d
} }
// ObserveDurationWithExemplar is like ObserveDuration, but it will also
// observe exemplar with the duration unless exemplar is nil or provided Observer can't
// be casted to ExemplarObserver.
func (t *Timer) ObserveDurationWithExemplar(exemplar Labels) time.Duration {
d := time.Since(t.begin)
eo, ok := t.observer.(ExemplarObserver)
if ok && exemplar != nil {
eo.ObserveWithExemplar(d.Seconds(), exemplar)
return d
}
if t.observer != nil {
t.observer.Observe(d.Seconds())
}
return d
}

61
vendor/github.com/prometheus/client_golang/prometheus/value.go generated vendored
View File

@ -14,18 +14,17 @@
package prometheus package prometheus
import ( import (
"errors"
"fmt" "fmt"
"sort" "sort"
"time" "time"
"unicode/utf8" "unicode/utf8"
//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
"github.com/golang/protobuf/proto"
"google.golang.org/protobuf/types/known/timestamppb"
"github.com/prometheus/client_golang/prometheus/internal" "github.com/prometheus/client_golang/prometheus/internal"
dto "github.com/prometheus/client_model/go" dto "github.com/prometheus/client_model/go"
"google.golang.org/protobuf/proto"
"google.golang.org/protobuf/types/known/timestamppb"
) )
// ValueType is an enumeration of metric types that represent a simple value. // ValueType is an enumeration of metric types that represent a simple value.
@ -93,7 +92,7 @@ func (v *valueFunc) Desc() *Desc {
} }
func (v *valueFunc) Write(out *dto.Metric) error { func (v *valueFunc) Write(out *dto.Metric) error {
return populateMetric(v.valType, v.function(), v.labelPairs, nil, out) return populateMetric(v.valType, v.function(), v.labelPairs, nil, out, nil)
} }
// NewConstMetric returns a metric with one fixed value that cannot be // NewConstMetric returns a metric with one fixed value that cannot be
@ -107,12 +106,12 @@ func NewConstMetric(desc *Desc, valueType ValueType, value float64, labelValues
if desc.err != nil { if desc.err != nil {
return nil, desc.err return nil, desc.err
} }
if err := validateLabelValues(labelValues, len(desc.variableLabels)); err != nil { if err := validateLabelValues(labelValues, len(desc.variableLabels.names)); err != nil {
return nil, err return nil, err
} }
metric := &dto.Metric{} metric := &dto.Metric{}
if err := populateMetric(valueType, value, MakeLabelPairs(desc, labelValues), nil, metric); err != nil { if err := populateMetric(valueType, value, MakeLabelPairs(desc, labelValues), nil, metric, nil); err != nil {
return nil, err return nil, err
} }
@ -132,6 +131,43 @@ func MustNewConstMetric(desc *Desc, valueType ValueType, value float64, labelVal
return m return m
} }
// NewConstMetricWithCreatedTimestamp does the same thing as NewConstMetric, but generates Counters
// with created timestamp set and returns an error for other metric types.
func NewConstMetricWithCreatedTimestamp(desc *Desc, valueType ValueType, value float64, ct time.Time, labelValues ...string) (Metric, error) {
if desc.err != nil {
return nil, desc.err
}
if err := validateLabelValues(labelValues, len(desc.variableLabels.names)); err != nil {
return nil, err
}
switch valueType {
case CounterValue:
break
default:
return nil, errors.New("created timestamps are only supported for counters")
}
metric := &dto.Metric{}
if err := populateMetric(valueType, value, MakeLabelPairs(desc, labelValues), nil, metric, timestamppb.New(ct)); err != nil {
return nil, err
}
return &constMetric{
desc: desc,
metric: metric,
}, nil
}
// MustNewConstMetricWithCreatedTimestamp is a version of NewConstMetricWithCreatedTimestamp that panics where
// NewConstMetricWithCreatedTimestamp would have returned an error.
func MustNewConstMetricWithCreatedTimestamp(desc *Desc, valueType ValueType, value float64, ct time.Time, labelValues ...string) Metric {
m, err := NewConstMetricWithCreatedTimestamp(desc, valueType, value, ct, labelValues...)
if err != nil {
panic(err)
}
return m
}
type constMetric struct { type constMetric struct {
desc *Desc desc *Desc
metric *dto.Metric metric *dto.Metric
@ -155,11 +191,12 @@ func populateMetric(
labelPairs []*dto.LabelPair, labelPairs []*dto.LabelPair,
e *dto.Exemplar, e *dto.Exemplar,
m *dto.Metric, m *dto.Metric,
ct *timestamppb.Timestamp,
) error { ) error {
m.Label = labelPairs m.Label = labelPairs
switch t { switch t {
case CounterValue: case CounterValue:
m.Counter = &dto.Counter{Value: proto.Float64(v), Exemplar: e} m.Counter = &dto.Counter{Value: proto.Float64(v), Exemplar: e, CreatedTimestamp: ct}
case GaugeValue: case GaugeValue:
m.Gauge = &dto.Gauge{Value: proto.Float64(v)} m.Gauge = &dto.Gauge{Value: proto.Float64(v)}
case UntypedValue: case UntypedValue:
@ -178,19 +215,19 @@ func populateMetric(
// This function is only needed for custom Metric implementations. See MetricVec // This function is only needed for custom Metric implementations. See MetricVec
// example. // example.
func MakeLabelPairs(desc *Desc, labelValues []string) []*dto.LabelPair { func MakeLabelPairs(desc *Desc, labelValues []string) []*dto.LabelPair {
totalLen := len(desc.variableLabels) + len(desc.constLabelPairs) totalLen := len(desc.variableLabels.names) + len(desc.constLabelPairs)
if totalLen == 0 { if totalLen == 0 {
// Super fast path. // Super fast path.
return nil return nil
} }
if len(desc.variableLabels) == 0 { if len(desc.variableLabels.names) == 0 {
// Moderately fast path. // Moderately fast path.
return desc.constLabelPairs return desc.constLabelPairs
} }
labelPairs := make([]*dto.LabelPair, 0, totalLen) labelPairs := make([]*dto.LabelPair, 0, totalLen)
for i, n := range desc.variableLabels { for i, l := range desc.variableLabels.names {
labelPairs = append(labelPairs, &dto.LabelPair{ labelPairs = append(labelPairs, &dto.LabelPair{
Name: proto.String(n), Name: proto.String(l),
Value: proto.String(labelValues[i]), Value: proto.String(labelValues[i]),
}) })
} }

95
vendor/github.com/prometheus/client_golang/prometheus/vec.go generated vendored
View File

@ -72,6 +72,8 @@ func NewMetricVec(desc *Desc, newMetric func(lvs ...string) Metric) *MetricVec {
// with a performance overhead (for creating and processing the Labels map). // with a performance overhead (for creating and processing the Labels map).
// See also the CounterVec example. // See also the CounterVec example.
func (m *MetricVec) DeleteLabelValues(lvs ...string) bool { func (m *MetricVec) DeleteLabelValues(lvs ...string) bool {
lvs = constrainLabelValues(m.desc, lvs, m.curry)
h, err := m.hashLabelValues(lvs) h, err := m.hashLabelValues(lvs)
if err != nil { if err != nil {
return false return false
@ -91,6 +93,9 @@ func (m *MetricVec) DeleteLabelValues(lvs ...string) bool {
// This method is used for the same purpose as DeleteLabelValues(...string). See // This method is used for the same purpose as DeleteLabelValues(...string). See
// there for pros and cons of the two methods. // there for pros and cons of the two methods.
func (m *MetricVec) Delete(labels Labels) bool { func (m *MetricVec) Delete(labels Labels) bool {
labels, closer := constrainLabels(m.desc, labels)
defer closer()
h, err := m.hashLabels(labels) h, err := m.hashLabels(labels)
if err != nil { if err != nil {
return false return false
@ -106,6 +111,9 @@ func (m *MetricVec) Delete(labels Labels) bool {
// Note that curried labels will never be matched if deleting from the curried vector. // Note that curried labels will never be matched if deleting from the curried vector.
// To match curried labels with DeletePartialMatch, it must be called on the base vector. // To match curried labels with DeletePartialMatch, it must be called on the base vector.
func (m *MetricVec) DeletePartialMatch(labels Labels) int { func (m *MetricVec) DeletePartialMatch(labels Labels) int {
labels, closer := constrainLabels(m.desc, labels)
defer closer()
return m.metricMap.deleteByLabels(labels, m.curry) return m.metricMap.deleteByLabels(labels, m.curry)
} }
@ -144,11 +152,11 @@ func (m *MetricVec) CurryWith(labels Labels) (*MetricVec, error) {
oldCurry = m.curry oldCurry = m.curry
iCurry int iCurry int
) )
for i, label := range m.desc.variableLabels { for i, labelName := range m.desc.variableLabels.names {
val, ok := labels[label] val, ok := labels[labelName]
if iCurry < len(oldCurry) && oldCurry[iCurry].index == i { if iCurry < len(oldCurry) && oldCurry[iCurry].index == i {
if ok { if ok {
return nil, fmt.Errorf("label name %q is already curried", label) return nil, fmt.Errorf("label name %q is already curried", labelName)
} }
newCurry = append(newCurry, oldCurry[iCurry]) newCurry = append(newCurry, oldCurry[iCurry])
iCurry++ iCurry++
@ -156,7 +164,10 @@ func (m *MetricVec) CurryWith(labels Labels) (*MetricVec, error) {
if !ok { if !ok {
continue // Label stays uncurried. continue // Label stays uncurried.
} }
newCurry = append(newCurry, curriedLabelValue{i, val}) newCurry = append(newCurry, curriedLabelValue{
i,
m.desc.variableLabels.constrain(labelName, val),
})
} }
} }
if l := len(oldCurry) + len(labels) - len(newCurry); l > 0 { if l := len(oldCurry) + len(labels) - len(newCurry); l > 0 {
@ -199,6 +210,7 @@ func (m *MetricVec) CurryWith(labels Labels) (*MetricVec, error) {
// a wrapper around MetricVec, implementing a vector for a specific Metric // a wrapper around MetricVec, implementing a vector for a specific Metric
// implementation, for example GaugeVec. // implementation, for example GaugeVec.
func (m *MetricVec) GetMetricWithLabelValues(lvs ...string) (Metric, error) { func (m *MetricVec) GetMetricWithLabelValues(lvs ...string) (Metric, error) {
lvs = constrainLabelValues(m.desc, lvs, m.curry)
h, err := m.hashLabelValues(lvs) h, err := m.hashLabelValues(lvs)
if err != nil { if err != nil {
return nil, err return nil, err
@ -224,6 +236,9 @@ func (m *MetricVec) GetMetricWithLabelValues(lvs ...string) (Metric, error) {
// around MetricVec, implementing a vector for a specific Metric implementation, // around MetricVec, implementing a vector for a specific Metric implementation,
// for example GaugeVec. // for example GaugeVec.
func (m *MetricVec) GetMetricWith(labels Labels) (Metric, error) { func (m *MetricVec) GetMetricWith(labels Labels) (Metric, error) {
labels, closer := constrainLabels(m.desc, labels)
defer closer()
h, err := m.hashLabels(labels) h, err := m.hashLabels(labels)
if err != nil { if err != nil {
return nil, err return nil, err
@ -233,7 +248,7 @@ func (m *MetricVec) GetMetricWith(labels Labels) (Metric, error) {
} }
func (m *MetricVec) hashLabelValues(vals []string) (uint64, error) { func (m *MetricVec) hashLabelValues(vals []string) (uint64, error) {
if err := validateLabelValues(vals, len(m.desc.variableLabels)-len(m.curry)); err != nil { if err := validateLabelValues(vals, len(m.desc.variableLabels.names)-len(m.curry)); err != nil {
return 0, err return 0, err
} }
@ -242,7 +257,7 @@ func (m *MetricVec) hashLabelValues(vals []string) (uint64, error) {
curry = m.curry curry = m.curry
iVals, iCurry int iVals, iCurry int
) )
for i := 0; i < len(m.desc.variableLabels); i++ { for i := 0; i < len(m.desc.variableLabels.names); i++ {
if iCurry < len(curry) && curry[iCurry].index == i { if iCurry < len(curry) && curry[iCurry].index == i {
h = m.hashAdd(h, curry[iCurry].value) h = m.hashAdd(h, curry[iCurry].value)
iCurry++ iCurry++
@ -256,7 +271,7 @@ func (m *MetricVec) hashLabelValues(vals []string) (uint64, error) {
} }
func (m *MetricVec) hashLabels(labels Labels) (uint64, error) { func (m *MetricVec) hashLabels(labels Labels) (uint64, error) {
if err := validateValuesInLabels(labels, len(m.desc.variableLabels)-len(m.curry)); err != nil { if err := validateValuesInLabels(labels, len(m.desc.variableLabels.names)-len(m.curry)); err != nil {
return 0, err return 0, err
} }
@ -265,17 +280,17 @@ func (m *MetricVec) hashLabels(labels Labels) (uint64, error) {
curry = m.curry curry = m.curry
iCurry int iCurry int
) )
for i, label := range m.desc.variableLabels { for i, labelName := range m.desc.variableLabels.names {
val, ok := labels[label] val, ok := labels[labelName]
if iCurry < len(curry) && curry[iCurry].index == i { if iCurry < len(curry) && curry[iCurry].index == i {
if ok { if ok {
return 0, fmt.Errorf("label name %q is already curried", label) return 0, fmt.Errorf("label name %q is already curried", labelName)
} }
h = m.hashAdd(h, curry[iCurry].value) h = m.hashAdd(h, curry[iCurry].value)
iCurry++ iCurry++
} else { } else {
if !ok { if !ok {
return 0, fmt.Errorf("label name %q missing in label map", label) return 0, fmt.Errorf("label name %q missing in label map", labelName)
} }
h = m.hashAdd(h, val) h = m.hashAdd(h, val)
} }
@ -453,7 +468,7 @@ func valueMatchesVariableOrCurriedValue(targetValue string, index int, values []
func matchPartialLabels(desc *Desc, values []string, labels Labels, curry []curriedLabelValue) bool { func matchPartialLabels(desc *Desc, values []string, labels Labels, curry []curriedLabelValue) bool {
for l, v := range labels { for l, v := range labels {
// Check if the target label exists in our metrics and get the index. // Check if the target label exists in our metrics and get the index.
varLabelIndex, validLabel := indexOf(l, desc.variableLabels) varLabelIndex, validLabel := indexOf(l, desc.variableLabels.names)
if validLabel { if validLabel {
// Check the value of that label against the target value. // Check the value of that label against the target value.
// We don't consider curried values in partial matches. // We don't consider curried values in partial matches.
@ -597,7 +612,7 @@ func matchLabels(desc *Desc, values []string, labels Labels, curry []curriedLabe
return false return false
} }
iCurry := 0 iCurry := 0
for i, k := range desc.variableLabels { for i, k := range desc.variableLabels.names {
if iCurry < len(curry) && curry[iCurry].index == i { if iCurry < len(curry) && curry[iCurry].index == i {
if values[i] != curry[iCurry].value { if values[i] != curry[iCurry].value {
return false return false
@ -615,7 +630,7 @@ func matchLabels(desc *Desc, values []string, labels Labels, curry []curriedLabe
func extractLabelValues(desc *Desc, labels Labels, curry []curriedLabelValue) []string { func extractLabelValues(desc *Desc, labels Labels, curry []curriedLabelValue) []string {
labelValues := make([]string, len(labels)+len(curry)) labelValues := make([]string, len(labels)+len(curry))
iCurry := 0 iCurry := 0
for i, k := range desc.variableLabels { for i, k := range desc.variableLabels.names {
if iCurry < len(curry) && curry[iCurry].index == i { if iCurry < len(curry) && curry[iCurry].index == i {
labelValues[i] = curry[iCurry].value labelValues[i] = curry[iCurry].value
iCurry++ iCurry++
@ -640,3 +655,55 @@ func inlineLabelValues(lvs []string, curry []curriedLabelValue) []string {
} }
return labelValues return labelValues
} }
var labelsPool = &sync.Pool{
New: func() interface{} {
return make(Labels)
},
}
func constrainLabels(desc *Desc, labels Labels) (Labels, func()) {
if len(desc.variableLabels.labelConstraints) == 0 {
// Fast path when there's no constraints
return labels, func() {}
}
constrainedLabels := labelsPool.Get().(Labels)
for l, v := range labels {
constrainedLabels[l] = desc.variableLabels.constrain(l, v)
}
return constrainedLabels, func() {
for k := range constrainedLabels {
delete(constrainedLabels, k)
}
labelsPool.Put(constrainedLabels)
}
}
func constrainLabelValues(desc *Desc, lvs []string, curry []curriedLabelValue) []string {
if len(desc.variableLabels.labelConstraints) == 0 {
// Fast path when there's no constraints
return lvs
}
constrainedValues := make([]string, len(lvs))
var iCurry, iLVs int
for i := 0; i < len(lvs)+len(curry); i++ {
if iCurry < len(curry) && curry[iCurry].index == i {
iCurry++
continue
}
if i < len(desc.variableLabels.names) {
constrainedValues[iLVs] = desc.variableLabels.constrain(
desc.variableLabels.names[i],
lvs[iLVs],
)
} else {
constrainedValues[iLVs] = lvs[iLVs]
}
iLVs++
}
return constrainedValues
}

23
vendor/github.com/prometheus/client_golang/prometheus/vnext.go generated vendored Normal file
View File

@ -0,0 +1,23 @@
// Copyright 2022 The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package prometheus
type v2 struct{}
// V2 is a struct that can be referenced to access experimental API that might
// be present in v2 of client golang someday. It offers extended functionality
// of v1 with slightly changed API. It is acceptable to use some pieces from v1
// and e.g `prometheus.NewGauge` and some from v2 e.g. `prometheus.V2.NewDesc`
// in the same codebase.
var V2 = v2{}

8
vendor/github.com/prometheus/client_golang/prometheus/wrap.go generated vendored
View File

@ -17,12 +17,10 @@ import (
"fmt" "fmt"
"sort" "sort"
//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility. "github.com/prometheus/client_golang/prometheus/internal"
"github.com/golang/protobuf/proto"
dto "github.com/prometheus/client_model/go" dto "github.com/prometheus/client_model/go"
"google.golang.org/protobuf/proto"
"github.com/prometheus/client_golang/prometheus/internal"
) )
// WrapRegistererWith returns a Registerer wrapping the provided // WrapRegistererWith returns a Registerer wrapping the provided
@ -206,7 +204,7 @@ func wrapDesc(desc *Desc, prefix string, labels Labels) *Desc {
constLabels[ln] = lv constLabels[ln] = lv
} }
// NewDesc will do remaining validations. // NewDesc will do remaining validations.
newDesc := NewDesc(prefix+desc.fqName, desc.help, desc.variableLabels, constLabels) newDesc := V2.NewDesc(prefix+desc.fqName, desc.help, desc.variableLabels, constLabels)
// Propagate errors if there was any. This will override any errer // Propagate errors if there was any. This will override any errer
// created by NewDesc above, i.e. earlier errors get precedence. // created by NewDesc above, i.e. earlier errors get precedence.
if desc.err != nil { if desc.err != nil {

1541
vendor/github.com/prometheus/client_model/go/metrics.pb.go generated vendored
View File

File diff suppressed because it is too large Load Diff

64
vendor/github.com/prometheus/common/expfmt/decode.go generated vendored
View File

@ -14,6 +14,7 @@
package expfmt package expfmt
import ( import (
"bufio"
"fmt" "fmt"
"io" "io"
"math" "math"
@ -21,8 +22,8 @@ import (
"net/http" "net/http"
dto "github.com/prometheus/client_model/go" dto "github.com/prometheus/client_model/go"
"google.golang.org/protobuf/encoding/protodelim"
"github.com/matttproud/golang_protobuf_extensions/pbutil"
"github.com/prometheus/common/model" "github.com/prometheus/common/model"
) )
@ -44,7 +45,7 @@ func ResponseFormat(h http.Header) Format {
mediatype, params, err := mime.ParseMediaType(ct) mediatype, params, err := mime.ParseMediaType(ct)
if err != nil { if err != nil {
return FmtUnknown return fmtUnknown
} }
const textType = "text/plain" const textType = "text/plain"
@ -52,28 +53,28 @@ func ResponseFormat(h http.Header) Format {
switch mediatype { switch mediatype {
case ProtoType: case ProtoType:
if p, ok := params["proto"]; ok && p != ProtoProtocol { if p, ok := params["proto"]; ok && p != ProtoProtocol {
return FmtUnknown return fmtUnknown
} }
if e, ok := params["encoding"]; ok && e != "delimited" { if e, ok := params["encoding"]; ok && e != "delimited" {
return FmtUnknown return fmtUnknown
} }
return FmtProtoDelim return fmtProtoDelim
case textType: case textType:
if v, ok := params["version"]; ok && v != TextVersion { if v, ok := params["version"]; ok && v != TextVersion {
return FmtUnknown return fmtUnknown
} }
return FmtText return fmtText
} }
return FmtUnknown return fmtUnknown
} }
// NewDecoder returns a new decoder based on the given input format. // NewDecoder returns a new decoder based on the given input format.
// If the input format does not imply otherwise, a text format decoder is returned. // If the input format does not imply otherwise, a text format decoder is returned.
func NewDecoder(r io.Reader, format Format) Decoder { func NewDecoder(r io.Reader, format Format) Decoder {
switch format { switch format.FormatType() {
case FmtProtoDelim: case TypeProtoDelim:
return &protoDecoder{r: r} return &protoDecoder{r: r}
} }
return &textDecoder{r: r} return &textDecoder{r: r}
@ -86,8 +87,10 @@ type protoDecoder struct {
// Decode implements the Decoder interface. // Decode implements the Decoder interface.
func (d *protoDecoder) Decode(v *dto.MetricFamily) error { func (d *protoDecoder) Decode(v *dto.MetricFamily) error {
_, err := pbutil.ReadDelimited(d.r, v) opts := protodelim.UnmarshalOptions{
if err != nil { MaxSize: -1,
}
if err := opts.UnmarshalFrom(bufio.NewReader(d.r), v); err != nil {
return err return err
} }
if !model.IsValidMetricName(model.LabelValue(v.GetName())) { if !model.IsValidMetricName(model.LabelValue(v.GetName())) {
@ -115,32 +118,31 @@ func (d *protoDecoder) Decode(v *dto.MetricFamily) error {
// textDecoder implements the Decoder interface for the text protocol. // textDecoder implements the Decoder interface for the text protocol.
type textDecoder struct { type textDecoder struct {
r io.Reader r io.Reader
p TextParser fams map[string]*dto.MetricFamily
fams []*dto.MetricFamily err error
} }
// Decode implements the Decoder interface. // Decode implements the Decoder interface.
func (d *textDecoder) Decode(v *dto.MetricFamily) error { func (d *textDecoder) Decode(v *dto.MetricFamily) error {
// TODO(fabxc): Wrap this as a line reader to make streaming safer. if d.err == nil {
if len(d.fams) == 0 { // Read all metrics in one shot.
// No cached metric families, read everything and parse metrics. var p TextParser
fams, err := d.p.TextToMetricFamilies(d.r) d.fams, d.err = p.TextToMetricFamilies(d.r)
if err != nil { // If we don't get an error, store io.EOF for the end.
return err if d.err == nil {
} d.err = io.EOF
if len(fams) == 0 {
return io.EOF
}
d.fams = make([]*dto.MetricFamily, 0, len(fams))
for _, f := range fams {
d.fams = append(d.fams, f)
} }
} }
// Pick off one MetricFamily per Decode until there's nothing left.
*v = *d.fams[0] for key, fam := range d.fams {
d.fams = d.fams[1:] v.Name = fam.Name
v.Help = fam.Help
v.Type = fam.Type
v.Metric = fam.Metric
delete(d.fams, key)
return nil return nil
}
return d.err
} }
// SampleDecoder wraps a Decoder to extract samples from the metric families // SampleDecoder wraps a Decoder to extract samples from the metric families

79
vendor/github.com/prometheus/common/expfmt/encode.go generated vendored
View File

@ -18,9 +18,11 @@ import (
"io" "io"
"net/http" "net/http"
"github.com/golang/protobuf/proto" //nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility. "google.golang.org/protobuf/encoding/protodelim"
"github.com/matttproud/golang_protobuf_extensions/pbutil" "google.golang.org/protobuf/encoding/prototext"
"github.com/prometheus/common/internal/bitbucket.org/ww/goautoneg" "github.com/prometheus/common/internal/bitbucket.org/ww/goautoneg"
"github.com/prometheus/common/model"
dto "github.com/prometheus/client_model/go" dto "github.com/prometheus/client_model/go"
) )
@ -60,23 +62,32 @@ func (ec encoderCloser) Close() error {
// as the support is still experimental. To include the option to negotiate // as the support is still experimental. To include the option to negotiate
// FmtOpenMetrics, use NegotiateOpenMetrics. // FmtOpenMetrics, use NegotiateOpenMetrics.
func Negotiate(h http.Header) Format { func Negotiate(h http.Header) Format {
escapingScheme := Format(fmt.Sprintf("; escaping=%s", Format(model.NameEscapingScheme.String())))
for _, ac := range goautoneg.ParseAccept(h.Get(hdrAccept)) { for _, ac := range goautoneg.ParseAccept(h.Get(hdrAccept)) {
if escapeParam := ac.Params[model.EscapingKey]; escapeParam != "" {
switch Format(escapeParam) {
case model.AllowUTF8, model.EscapeUnderscores, model.EscapeDots, model.EscapeValues:
escapingScheme = Format(fmt.Sprintf("; escaping=%s", escapeParam))
default:
// If the escaping parameter is unknown, ignore it.
}
}
ver := ac.Params["version"] ver := ac.Params["version"]
if ac.Type+"/"+ac.SubType == ProtoType && ac.Params["proto"] == ProtoProtocol { if ac.Type+"/"+ac.SubType == ProtoType && ac.Params["proto"] == ProtoProtocol {
switch ac.Params["encoding"] { switch ac.Params["encoding"] {
case "delimited": case "delimited":
return FmtProtoDelim return fmtProtoDelim + escapingScheme
case "text": case "text":
return FmtProtoText return fmtProtoText + escapingScheme
case "compact-text": case "compact-text":
return FmtProtoCompact return fmtProtoCompact + escapingScheme
} }
} }
if ac.Type == "text" && ac.SubType == "plain" && (ver == TextVersion || ver == "") { if ac.Type == "text" && ac.SubType == "plain" && (ver == TextVersion || ver == "") {
return FmtText return fmtText + escapingScheme
} }
} }
return FmtText return fmtText + escapingScheme
} }
// NegotiateIncludingOpenMetrics works like Negotiate but includes // NegotiateIncludingOpenMetrics works like Negotiate but includes
@ -84,26 +95,40 @@ func Negotiate(h http.Header) Format {
// temporary and will disappear once FmtOpenMetrics is fully supported and as // temporary and will disappear once FmtOpenMetrics is fully supported and as
// such may be negotiated by the normal Negotiate function. // such may be negotiated by the normal Negotiate function.
func NegotiateIncludingOpenMetrics(h http.Header) Format { func NegotiateIncludingOpenMetrics(h http.Header) Format {
escapingScheme := Format(fmt.Sprintf("; escaping=%s", Format(model.NameEscapingScheme.String())))
for _, ac := range goautoneg.ParseAccept(h.Get(hdrAccept)) { for _, ac := range goautoneg.ParseAccept(h.Get(hdrAccept)) {
if escapeParam := ac.Params[model.EscapingKey]; escapeParam != "" {
switch Format(escapeParam) {
case model.AllowUTF8, model.EscapeUnderscores, model.EscapeDots, model.EscapeValues:
escapingScheme = Format(fmt.Sprintf("; escaping=%s", escapeParam))
default:
// If the escaping parameter is unknown, ignore it.
}
}
ver := ac.Params["version"] ver := ac.Params["version"]
if ac.Type+"/"+ac.SubType == ProtoType && ac.Params["proto"] == ProtoProtocol { if ac.Type+"/"+ac.SubType == ProtoType && ac.Params["proto"] == ProtoProtocol {
switch ac.Params["encoding"] { switch ac.Params["encoding"] {
case "delimited": case "delimited":
return FmtProtoDelim return fmtProtoDelim + escapingScheme
case "text": case "text":
return FmtProtoText return fmtProtoText + escapingScheme
case "compact-text": case "compact-text":
return FmtProtoCompact return fmtProtoCompact + escapingScheme
} }
} }
if ac.Type == "text" && ac.SubType == "plain" && (ver == TextVersion || ver == "") { if ac.Type == "text" && ac.SubType == "plain" && (ver == TextVersion || ver == "") {
return FmtText return fmtText + escapingScheme
} }
if ac.Type+"/"+ac.SubType == OpenMetricsType && (ver == OpenMetricsVersion || ver == "") { if ac.Type+"/"+ac.SubType == OpenMetricsType && (ver == OpenMetricsVersion_0_0_1 || ver == OpenMetricsVersion_1_0_0 || ver == "") {
return FmtOpenMetrics switch ver {
case OpenMetricsVersion_1_0_0:
return fmtOpenMetrics_1_0_0 + escapingScheme
default:
return fmtOpenMetrics_0_0_1 + escapingScheme
} }
} }
return FmtText }
return fmtText + escapingScheme
} }
// NewEncoder returns a new encoder based on content type negotiation. All // NewEncoder returns a new encoder based on content type negotiation. All
@ -112,44 +137,48 @@ func NegotiateIncludingOpenMetrics(h http.Header) Format {
// for FmtOpenMetrics, but a future (breaking) release will add the Close method // for FmtOpenMetrics, but a future (breaking) release will add the Close method
// to the Encoder interface directly. The current version of the Encoder // to the Encoder interface directly. The current version of the Encoder
// interface is kept for backwards compatibility. // interface is kept for backwards compatibility.
// In cases where the Format does not allow for UTF-8 names, the global
// NameEscapingScheme will be applied.
func NewEncoder(w io.Writer, format Format) Encoder { func NewEncoder(w io.Writer, format Format) Encoder {
switch format { escapingScheme := format.ToEscapingScheme()
case FmtProtoDelim:
switch format.FormatType() {
case TypeProtoDelim:
return encoderCloser{ return encoderCloser{
encode: func(v *dto.MetricFamily) error { encode: func(v *dto.MetricFamily) error {
_, err := pbutil.WriteDelimited(w, v) _, err := protodelim.MarshalTo(w, v)
return err return err
}, },
close: func() error { return nil }, close: func() error { return nil },
} }
case FmtProtoCompact: case TypeProtoCompact:
return encoderCloser{ return encoderCloser{
encode: func(v *dto.MetricFamily) error { encode: func(v *dto.MetricFamily) error {
_, err := fmt.Fprintln(w, v.String()) _, err := fmt.Fprintln(w, model.EscapeMetricFamily(v, escapingScheme).String())
return err return err
}, },
close: func() error { return nil }, close: func() error { return nil },
} }
case FmtProtoText: case TypeProtoText:
return encoderCloser{ return encoderCloser{
encode: func(v *dto.MetricFamily) error { encode: func(v *dto.MetricFamily) error {
_, err := fmt.Fprintln(w, proto.MarshalTextString(v)) _, err := fmt.Fprintln(w, prototext.Format(model.EscapeMetricFamily(v, escapingScheme)))
return err return err
}, },
close: func() error { return nil }, close: func() error { return nil },
} }
case FmtText: case TypeTextPlain:
return encoderCloser{ return encoderCloser{
encode: func(v *dto.MetricFamily) error { encode: func(v *dto.MetricFamily) error {
_, err := MetricFamilyToText(w, v) _, err := MetricFamilyToText(w, model.EscapeMetricFamily(v, escapingScheme))
return err return err
}, },
close: func() error { return nil }, close: func() error { return nil },
} }
case FmtOpenMetrics: case TypeOpenMetrics:
return encoderCloser{ return encoderCloser{
encode: func(v *dto.MetricFamily) error { encode: func(v *dto.MetricFamily) error {
_, err := MetricFamilyToOpenMetrics(w, v) _, err := MetricFamilyToOpenMetrics(w, model.EscapeMetricFamily(v, escapingScheme))
return err return err
}, },
close: func() error { close: func() error {

146
vendor/github.com/prometheus/common/expfmt/expfmt.go generated vendored
View File

@ -14,28 +14,154 @@
// Package expfmt contains tools for reading and writing Prometheus metrics. // Package expfmt contains tools for reading and writing Prometheus metrics.
package expfmt package expfmt
import (
"strings"
"github.com/prometheus/common/model"
)
// Format specifies the HTTP content type of the different wire protocols. // Format specifies the HTTP content type of the different wire protocols.
type Format string type Format string
// Constants to assemble the Content-Type values for the different wire protocols. // Constants to assemble the Content-Type values for the different wire
// protocols. The Content-Type strings here are all for the legacy exposition
// formats, where valid characters for metric names and label names are limited.
// Support for arbitrary UTF-8 characters in those names is already partially
// implemented in this module (see model.ValidationScheme), but to actually use
// it on the wire, new content-type strings will have to be agreed upon and
// added here.
const ( const (
TextVersion = "0.0.4" TextVersion = "0.0.4"
ProtoType = `application/vnd.google.protobuf` ProtoType = `application/vnd.google.protobuf`
ProtoProtocol = `io.prometheus.client.MetricFamily` ProtoProtocol = `io.prometheus.client.MetricFamily`
ProtoFmt = ProtoType + "; proto=" + ProtoProtocol + ";" protoFmt = ProtoType + "; proto=" + ProtoProtocol + ";"
OpenMetricsType = `application/openmetrics-text` OpenMetricsType = `application/openmetrics-text`
OpenMetricsVersion = "0.0.1" OpenMetricsVersion_0_0_1 = "0.0.1"
OpenMetricsVersion_1_0_0 = "1.0.0"
// The Content-Type values for the different wire protocols. // The Content-Type values for the different wire protocols. Note that these
FmtUnknown Format = `<unknown>` // values are now unexported. If code was relying on comparisons to these
FmtText Format = `text/plain; version=` + TextVersion + `; charset=utf-8` // constants, instead use FormatType().
FmtProtoDelim Format = ProtoFmt + ` encoding=delimited` fmtUnknown Format = `<unknown>`
FmtProtoText Format = ProtoFmt + ` encoding=text` fmtText Format = `text/plain; version=` + TextVersion + `; charset=utf-8`
FmtProtoCompact Format = ProtoFmt + ` encoding=compact-text` fmtProtoDelim Format = protoFmt + ` encoding=delimited`
FmtOpenMetrics Format = OpenMetricsType + `; version=` + OpenMetricsVersion + `; charset=utf-8` fmtProtoText Format = protoFmt + ` encoding=text`
fmtProtoCompact Format = protoFmt + ` encoding=compact-text`
fmtOpenMetrics_1_0_0 Format = OpenMetricsType + `; version=` + OpenMetricsVersion_1_0_0 + `; charset=utf-8`
fmtOpenMetrics_0_0_1 Format = OpenMetricsType + `; version=` + OpenMetricsVersion_0_0_1 + `; charset=utf-8`
) )
const ( const (
hdrContentType = "Content-Type" hdrContentType = "Content-Type"
hdrAccept = "Accept" hdrAccept = "Accept"
) )
// FormatType is a Go enum representing the overall category for the given
// Format. As the number of Format permutations increases, doing basic string
// comparisons are not feasible, so this enum captures the most useful
// high-level attribute of the Format string.
type FormatType int
const (
TypeUnknown = iota
TypeProtoCompact
TypeProtoDelim
TypeProtoText
TypeTextPlain
TypeOpenMetrics
)
// NewFormat generates a new Format from the type provided. Mostly used for
// tests, most Formats should be generated as part of content negotiation in
// encode.go.
func NewFormat(t FormatType) Format {
switch t {
case TypeProtoCompact:
return fmtProtoCompact
case TypeProtoDelim:
return fmtProtoDelim
case TypeProtoText:
return fmtProtoText
case TypeTextPlain:
return fmtText
case TypeOpenMetrics:
return fmtOpenMetrics_1_0_0
default:
return fmtUnknown
}
}
// FormatType deduces an overall FormatType for the given format.
func (f Format) FormatType() FormatType {
toks := strings.Split(string(f), ";")
if len(toks) < 2 {
return TypeUnknown
}
params := make(map[string]string)
for i, t := range toks {
if i == 0 {
continue
}
args := strings.Split(t, "=")
if len(args) != 2 {
continue
}
params[strings.TrimSpace(args[0])] = strings.TrimSpace(args[1])
}
switch strings.TrimSpace(toks[0]) {
case ProtoType:
if params["proto"] != ProtoProtocol {
return TypeUnknown
}
switch params["encoding"] {
case "delimited":
return TypeProtoDelim
case "text":
return TypeProtoText
case "compact-text":
return TypeProtoCompact
default:
return TypeUnknown
}
case OpenMetricsType:
if params["charset"] != "utf-8" {
return TypeUnknown
}
return TypeOpenMetrics
case "text/plain":
v, ok := params["version"]
if !ok {
return TypeTextPlain
}
if v == TextVersion {
return TypeTextPlain
}
return TypeUnknown
default:
return TypeUnknown
}
}
// ToEscapingScheme returns an EscapingScheme depending on the Format. Iff the
// Format contains a escaping=allow-utf-8 term, it will select NoEscaping. If a valid
// "escaping" term exists, that will be used. Otherwise, the global default will
// be returned.
func (format Format) ToEscapingScheme() model.EscapingScheme {
for _, p := range strings.Split(string(format), ";") {
toks := strings.Split(p, "=")
if len(toks) != 2 {
continue
}
key, value := strings.TrimSpace(toks[0]), strings.TrimSpace(toks[1])
if key == model.EscapingKey {
scheme, err := model.ToEscapingScheme(value)
if err != nil {
return model.NameEscapingScheme
}
return scheme
}
}
return model.NameEscapingScheme
}

81
vendor/github.com/prometheus/common/expfmt/openmetrics_create.go generated vendored
View File

@ -35,6 +35,18 @@ import (
// sanity checks. If the input contains duplicate metrics or invalid metric or // sanity checks. If the input contains duplicate metrics or invalid metric or
// label names, the conversion will result in invalid text format output. // label names, the conversion will result in invalid text format output.
// //
// If metric names conform to the legacy validation pattern, they will be placed
// outside the brackets in the traditional way, like `foo{}`. If the metric name
// fails the legacy validation check, it will be placed quoted inside the
// brackets: `{"foo"}`. As stated above, the input is assumed to be santized and
// no error will be thrown in this case.
//
// Similar to metric names, if label names conform to the legacy validation
// pattern, they will be unquoted as normal, like `foo{bar="baz"}`. If the label
// name fails the legacy validation check, it will be quoted:
// `foo{"bar"="baz"}`. As stated above, the input is assumed to be santized and
// no error will be thrown in this case.
//
// This function fulfills the type 'expfmt.encoder'. // This function fulfills the type 'expfmt.encoder'.
// //
// Note that OpenMetrics requires a final `# EOF` line. Since this function acts // Note that OpenMetrics requires a final `# EOF` line. Since this function acts
@ -98,7 +110,7 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int
if err != nil { if err != nil {
return return
} }
n, err = w.WriteString(shortName) n, err = writeName(w, shortName)
written += n written += n
if err != nil { if err != nil {
return return
@ -124,7 +136,7 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int
if err != nil { if err != nil {
return return
} }
n, err = w.WriteString(shortName) n, err = writeName(w, shortName)
written += n written += n
if err != nil { if err != nil {
return return
@ -303,21 +315,9 @@ func writeOpenMetricsSample(
floatValue float64, intValue uint64, useIntValue bool, floatValue float64, intValue uint64, useIntValue bool,
exemplar *dto.Exemplar, exemplar *dto.Exemplar,
) (int, error) { ) (int, error) {
var written int written := 0
n, err := w.WriteString(name) n, err := writeOpenMetricsNameAndLabelPairs(
written += n w, name+suffix, metric.Label, additionalLabelName, additionalLabelValue,
if err != nil {
return written, err
}
if suffix != "" {
n, err = w.WriteString(suffix)
written += n
if err != nil {
return written, err
}
}
n, err = writeOpenMetricsLabelPairs(
w, metric.Label, additionalLabelName, additionalLabelValue,
) )
written += n written += n
if err != nil { if err != nil {
@ -365,27 +365,58 @@ func writeOpenMetricsSample(
return written, nil return written, nil
} }
// writeOpenMetricsLabelPairs works like writeOpenMetrics but formats the float // writeOpenMetricsNameAndLabelPairs works like writeOpenMetricsSample but
// in OpenMetrics style. // formats the float in OpenMetrics style.
func writeOpenMetricsLabelPairs( func writeOpenMetricsNameAndLabelPairs(
w enhancedWriter, w enhancedWriter,
name string,
in []*dto.LabelPair, in []*dto.LabelPair,
additionalLabelName string, additionalLabelValue float64, additionalLabelName string, additionalLabelValue float64,
) (int, error) { ) (int, error) {
if len(in) == 0 && additionalLabelName == "" {
return 0, nil
}
var ( var (
written int written int
separator byte = '{' separator byte = '{'
metricInsideBraces = false
) )
if name != "" {
// If the name does not pass the legacy validity check, we must put the
// metric name inside the braces, quoted.
if !model.IsValidLegacyMetricName(model.LabelValue(name)) {
metricInsideBraces = true
err := w.WriteByte(separator)
written++
if err != nil {
return written, err
}
separator = ','
}
n, err := writeName(w, name)
written += n
if err != nil {
return written, err
}
}
if len(in) == 0 && additionalLabelName == "" {
if metricInsideBraces {
err := w.WriteByte('}')
written++
if err != nil {
return written, err
}
}
return written, nil
}
for _, lp := range in { for _, lp := range in {
err := w.WriteByte(separator) err := w.WriteByte(separator)
written++ written++
if err != nil { if err != nil {
return written, err return written, err
} }
n, err := w.WriteString(lp.GetName()) n, err := writeName(w, lp.GetName())
written += n written += n
if err != nil { if err != nil {
return written, err return written, err
@ -451,7 +482,7 @@ func writeExemplar(w enhancedWriter, e *dto.Exemplar) (int, error) {
if err != nil { if err != nil {
return written, err return written, err
} }
n, err = writeOpenMetricsLabelPairs(w, e.Label, "", 0) n, err = writeOpenMetricsNameAndLabelPairs(w, "", e.Label, "", 0)
written += n written += n
if err != nil { if err != nil {
return written, err return written, err

117
vendor/github.com/prometheus/common/expfmt/text_create.go generated vendored
View File

@ -17,7 +17,6 @@ import (
"bufio" "bufio"
"fmt" "fmt"
"io" "io"
"io/ioutil"
"math" "math"
"strconv" "strconv"
"strings" "strings"
@ -44,7 +43,7 @@ const (
var ( var (
bufPool = sync.Pool{ bufPool = sync.Pool{
New: func() interface{} { New: func() interface{} {
return bufio.NewWriter(ioutil.Discard) return bufio.NewWriter(io.Discard)
}, },
} }
numBufPool = sync.Pool{ numBufPool = sync.Pool{
@ -63,6 +62,18 @@ var (
// contains duplicate metrics or invalid metric or label names, the conversion // contains duplicate metrics or invalid metric or label names, the conversion
// will result in invalid text format output. // will result in invalid text format output.
// //
// If metric names conform to the legacy validation pattern, they will be placed
// outside the brackets in the traditional way, like `foo{}`. If the metric name
// fails the legacy validation check, it will be placed quoted inside the
// brackets: `{"foo"}`. As stated above, the input is assumed to be santized and
// no error will be thrown in this case.
//
// Similar to metric names, if label names conform to the legacy validation
// pattern, they will be unquoted as normal, like `foo{bar="baz"}`. If the label
// name fails the legacy validation check, it will be quoted:
// `foo{"bar"="baz"}`. As stated above, the input is assumed to be santized and
// no error will be thrown in this case.
//
// This method fulfills the type 'prometheus.encoder'. // This method fulfills the type 'prometheus.encoder'.
func MetricFamilyToText(out io.Writer, in *dto.MetricFamily) (written int, err error) { func MetricFamilyToText(out io.Writer, in *dto.MetricFamily) (written int, err error) {
// Fail-fast checks. // Fail-fast checks.
@ -99,7 +110,7 @@ func MetricFamilyToText(out io.Writer, in *dto.MetricFamily) (written int, err e
if err != nil { if err != nil {
return return
} }
n, err = w.WriteString(name) n, err = writeName(w, name)
written += n written += n
if err != nil { if err != nil {
return return
@ -125,7 +136,7 @@ func MetricFamilyToText(out io.Writer, in *dto.MetricFamily) (written int, err e
if err != nil { if err != nil {
return return
} }
n, err = w.WriteString(name) n, err = writeName(w, name)
written += n written += n
if err != nil { if err != nil {
return return
@ -281,21 +292,9 @@ func writeSample(
additionalLabelName string, additionalLabelValue float64, additionalLabelName string, additionalLabelValue float64,
value float64, value float64,
) (int, error) { ) (int, error) {
var written int written := 0
n, err := w.WriteString(name) n, err := writeNameAndLabelPairs(
written += n w, name+suffix, metric.Label, additionalLabelName, additionalLabelValue,
if err != nil {
return written, err
}
if suffix != "" {
n, err = w.WriteString(suffix)
written += n
if err != nil {
return written, err
}
}
n, err = writeLabelPairs(
w, metric.Label, additionalLabelName, additionalLabelValue,
) )
written += n written += n
if err != nil { if err != nil {
@ -331,32 +330,64 @@ func writeSample(
return written, nil return written, nil
} }
// writeLabelPairs converts a slice of LabelPair proto messages plus the // writeNameAndLabelPairs converts a slice of LabelPair proto messages plus the
// explicitly given additional label pair into text formatted as required by the // explicitly given metric name and additional label pair into text formatted as
// text format and writes it to 'w'. An empty slice in combination with an empty // required by the text format and writes it to 'w'. An empty slice in
// string 'additionalLabelName' results in nothing being written. Otherwise, the // combination with an empty string 'additionalLabelName' results in nothing
// label pairs are written, escaped as required by the text format, and enclosed // being written. Otherwise, the label pairs are written, escaped as required by
// in '{...}'. The function returns the number of bytes written and any error // the text format, and enclosed in '{...}'. The function returns the number of
// encountered. // bytes written and any error encountered. If the metric name is not
func writeLabelPairs( // legacy-valid, it will be put inside the brackets as well. Legacy-invalid
// label names will also be quoted.
func writeNameAndLabelPairs(
w enhancedWriter, w enhancedWriter,
name string,
in []*dto.LabelPair, in []*dto.LabelPair,
additionalLabelName string, additionalLabelValue float64, additionalLabelName string, additionalLabelValue float64,
) (int, error) { ) (int, error) {
if len(in) == 0 && additionalLabelName == "" {
return 0, nil
}
var ( var (
written int written int
separator byte = '{' separator byte = '{'
metricInsideBraces = false
) )
if name != "" {
// If the name does not pass the legacy validity check, we must put the
// metric name inside the braces.
if !model.IsValidLegacyMetricName(model.LabelValue(name)) {
metricInsideBraces = true
err := w.WriteByte(separator)
written++
if err != nil {
return written, err
}
separator = ','
}
n, err := writeName(w, name)
written += n
if err != nil {
return written, err
}
}
if len(in) == 0 && additionalLabelName == "" {
if metricInsideBraces {
err := w.WriteByte('}')
written++
if err != nil {
return written, err
}
}
return written, nil
}
for _, lp := range in { for _, lp := range in {
err := w.WriteByte(separator) err := w.WriteByte(separator)
written++ written++
if err != nil { if err != nil {
return written, err return written, err
} }
n, err := w.WriteString(lp.GetName()) n, err := writeName(w, lp.GetName())
written += n written += n
if err != nil { if err != nil {
return written, err return written, err
@ -463,3 +494,27 @@ func writeInt(w enhancedWriter, i int64) (int, error) {
numBufPool.Put(bp) numBufPool.Put(bp)
return written, err return written, err
} }
// writeName writes a string as-is if it complies with the legacy naming
// scheme, or escapes it in double quotes if not.
func writeName(w enhancedWriter, name string) (int, error) {
if model.IsValidLegacyMetricName(model.LabelValue(name)) {
return w.WriteString(name)
}
var written int
var err error
err = w.WriteByte('"')
written++
if err != nil {
return written, err
}
var n int
n, err = writeEscapedString(w, name, true)
written += n
if err != nil {
return written, err
}
err = w.WriteByte('"')
written++
return written, err
}

14
vendor/github.com/prometheus/common/expfmt/text_parse.go generated vendored
View File

@ -16,6 +16,7 @@ package expfmt
import ( import (
"bufio" "bufio"
"bytes" "bytes"
"errors"
"fmt" "fmt"
"io" "io"
"math" "math"
@ -24,7 +25,8 @@ import (
dto "github.com/prometheus/client_model/go" dto "github.com/prometheus/client_model/go"
"github.com/golang/protobuf/proto" //nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility. "google.golang.org/protobuf/proto"
"github.com/prometheus/common/model" "github.com/prometheus/common/model"
) )
@ -112,7 +114,7 @@ func (p *TextParser) TextToMetricFamilies(in io.Reader) (map[string]*dto.MetricF
// stream. Turn this error into something nicer and more // stream. Turn this error into something nicer and more
// meaningful. (io.EOF is often used as a signal for the legitimate end // meaningful. (io.EOF is often used as a signal for the legitimate end
// of an input stream.) // of an input stream.)
if p.err == io.EOF { if p.err != nil && errors.Is(p.err, io.EOF) {
p.parseError("unexpected end of input stream") p.parseError("unexpected end of input stream")
} }
return p.metricFamiliesByName, p.err return p.metricFamiliesByName, p.err
@ -142,9 +144,13 @@ func (p *TextParser) reset(in io.Reader) {
func (p *TextParser) startOfLine() stateFn { func (p *TextParser) startOfLine() stateFn {
p.lineCount++ p.lineCount++
if p.skipBlankTab(); p.err != nil { if p.skipBlankTab(); p.err != nil {
// End of input reached. This is the only case where // This is the only place that we expect to see io.EOF,
// that is not an error but a signal that we are done. // which is not an error but the signal that we are done.
// Any other error that happens to align with the start of
// a line is still an error.
if errors.Is(p.err, io.EOF) {
p.err = nil p.err = nil
}
return nil return nil
} }
switch p.currentByte { switch p.currentByte {

2
vendor/github.com/prometheus/common/internal/bitbucket.org/ww/goautoneg/autoneg.go generated vendored
View File

@ -35,8 +35,6 @@ DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/ */
package goautoneg package goautoneg

4
vendor/github.com/prometheus/common/model/alert.go generated vendored
View File

@ -90,13 +90,13 @@ func (a *Alert) Validate() error {
return fmt.Errorf("start time must be before end time") return fmt.Errorf("start time must be before end time")
} }
if err := a.Labels.Validate(); err != nil { if err := a.Labels.Validate(); err != nil {
return fmt.Errorf("invalid label set: %s", err) return fmt.Errorf("invalid label set: %w", err)
} }
if len(a.Labels) == 0 { if len(a.Labels) == 0 {
return fmt.Errorf("at least one label pair required") return fmt.Errorf("at least one label pair required")
} }
if err := a.Annotations.Validate(); err != nil { if err := a.Annotations.Validate(); err != nil {
return fmt.Errorf("invalid annotations: %s", err) return fmt.Errorf("invalid annotations: %w", err)
} }
return nil return nil
} }

16
vendor/github.com/prometheus/common/model/labels.go generated vendored
View File

@ -97,18 +97,26 @@ var LabelNameRE = regexp.MustCompile("^[a-zA-Z_][a-zA-Z0-9_]*$")
// therewith. // therewith.
type LabelName string type LabelName string
// IsValid is true iff the label name matches the pattern of LabelNameRE. This // IsValid returns true iff name matches the pattern of LabelNameRE for legacy
// method, however, does not use LabelNameRE for the check but a much faster // names, and iff it's valid UTF-8 if NameValidationScheme is set to
// hardcoded implementation. // UTF8Validation. For the legacy matching, it does not use LabelNameRE for the
// check but a much faster hardcoded implementation.
func (ln LabelName) IsValid() bool { func (ln LabelName) IsValid() bool {
if len(ln) == 0 { if len(ln) == 0 {
return false return false
} }
switch NameValidationScheme {
case LegacyValidation:
for i, b := range ln { for i, b := range ln {
if !((b >= 'a' && b <= 'z') || (b >= 'A' && b <= 'Z') || b == '_' || (b >= '0' && b <= '9' && i > 0)) { if !((b >= 'a' && b <= 'z') || (b >= 'A' && b <= 'Z') || b == '_' || (b >= '0' && b <= '9' && i > 0)) {
return false return false
} }
} }
case UTF8Validation:
return utf8.ValidString(string(ln))
default:
panic(fmt.Sprintf("Invalid name validation scheme requested: %d", NameValidationScheme))
}
return true return true
} }
@ -164,7 +172,7 @@ func (l LabelNames) String() string {
// A LabelValue is an associated value for a LabelName. // A LabelValue is an associated value for a LabelName.
type LabelValue string type LabelValue string
// IsValid returns true iff the string is a valid UTF8. // IsValid returns true iff the string is a valid UTF-8.
func (lv LabelValue) IsValid() bool { func (lv LabelValue) IsValid() bool {
return utf8.ValidString(string(lv)) return utf8.ValidString(string(lv))
} }

28
vendor/github.com/prometheus/common/model/metadata.go generated vendored Normal file
View File

@ -0,0 +1,28 @@
// Copyright 2023 The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package model
// MetricType represents metric type values.
type MetricType string
const (
MetricTypeCounter = MetricType("counter")
MetricTypeGauge = MetricType("gauge")
MetricTypeHistogram = MetricType("histogram")
MetricTypeGaugeHistogram = MetricType("gaugehistogram")
MetricTypeSummary = MetricType("summary")
MetricTypeInfo = MetricType("info")
MetricTypeStateset = MetricType("stateset")
MetricTypeUnknown = MetricType("unknown")
)

368
vendor/github.com/prometheus/common/model/metric.go generated vendored
View File

@ -18,15 +18,84 @@ import (
"regexp" "regexp"
"sort" "sort"
"strings" "strings"
"unicode/utf8"
dto "github.com/prometheus/client_model/go"
"google.golang.org/protobuf/proto"
) )
var ( var (
// MetricNameRE is a regular expression matching valid metric // NameValidationScheme determines the method of name validation to be used by
// names. Note that the IsValidMetricName function performs the same // all calls to IsValidMetricName() and LabelName IsValid(). Setting UTF-8 mode
// check but faster than a match with this regular expression. // in isolation from other components that don't support UTF-8 may result in
MetricNameRE = regexp.MustCompile(`^[a-zA-Z_:][a-zA-Z0-9_:]*$`) // bugs or other undefined behavior. This value is intended to be set by
// UTF-8-aware binaries as part of their startup. To avoid need for locking,
// this value should be set once, ideally in an init(), before multiple
// goroutines are started.
NameValidationScheme = LegacyValidation
// NameEscapingScheme defines the default way that names will be
// escaped when presented to systems that do not support UTF-8 names. If the
// Content-Type "escaping" term is specified, that will override this value.
NameEscapingScheme = ValueEncodingEscaping
) )
// ValidationScheme is a Go enum for determining how metric and label names will
// be validated by this library.
type ValidationScheme int
const (
// LegacyValidation is a setting that requirets that metric and label names
// conform to the original Prometheus character requirements described by
// MetricNameRE and LabelNameRE.
LegacyValidation ValidationScheme = iota
// UTF8Validation only requires that metric and label names be valid UTF-8
// strings.
UTF8Validation
)
type EscapingScheme int
const (
// NoEscaping indicates that a name will not be escaped. Unescaped names that
// do not conform to the legacy validity check will use a new exposition
// format syntax that will be officially standardized in future versions.
NoEscaping EscapingScheme = iota
// UnderscoreEscaping replaces all legacy-invalid characters with underscores.
UnderscoreEscaping
// DotsEscaping is similar to UnderscoreEscaping, except that dots are
// converted to `_dot_` and pre-existing underscores are converted to `__`.
DotsEscaping
// ValueEncodingEscaping prepends the name with `U__` and replaces all invalid
// characters with the unicode value, surrounded by underscores. Single
// underscores are replaced with double underscores.
ValueEncodingEscaping
)
const (
// EscapingKey is the key in an Accept or Content-Type header that defines how
// metric and label names that do not conform to the legacy character
// requirements should be escaped when being scraped by a legacy prometheus
// system. If a system does not explicitly pass an escaping parameter in the
// Accept header, the default NameEscapingScheme will be used.
EscapingKey = "escaping"
// Possible values for Escaping Key:
AllowUTF8 = "allow-utf-8" // No escaping required.
EscapeUnderscores = "underscores"
EscapeDots = "dots"
EscapeValues = "values"
)
// MetricNameRE is a regular expression matching valid metric
// names. Note that the IsValidMetricName function performs the same
// check but faster than a match with this regular expression.
var MetricNameRE = regexp.MustCompile(`^[a-zA-Z_:][a-zA-Z0-9_:]*$`)
// A Metric is similar to a LabelSet, but the key difference is that a Metric is // A Metric is similar to a LabelSet, but the key difference is that a Metric is
// a singleton and refers to one and only one stream of samples. // a singleton and refers to one and only one stream of samples.
type Metric LabelSet type Metric LabelSet
@ -86,17 +155,302 @@ func (m Metric) FastFingerprint() Fingerprint {
return LabelSet(m).FastFingerprint() return LabelSet(m).FastFingerprint()
} }
// IsValidMetricName returns true iff name matches the pattern of MetricNameRE. // IsValidMetricName returns true iff name matches the pattern of MetricNameRE
// for legacy names, and iff it's valid UTF-8 if the UTF8Validation scheme is
// selected.
func IsValidMetricName(n LabelValue) bool {
switch NameValidationScheme {
case LegacyValidation:
return IsValidLegacyMetricName(n)
case UTF8Validation:
if len(n) == 0 {
return false
}
return utf8.ValidString(string(n))
default:
panic(fmt.Sprintf("Invalid name validation scheme requested: %d", NameValidationScheme))
}
}
// IsValidLegacyMetricName is similar to IsValidMetricName but always uses the
// legacy validation scheme regardless of the value of NameValidationScheme.
// This function, however, does not use MetricNameRE for the check but a much // This function, however, does not use MetricNameRE for the check but a much
// faster hardcoded implementation. // faster hardcoded implementation.
func IsValidMetricName(n LabelValue) bool { func IsValidLegacyMetricName(n LabelValue) bool {
if len(n) == 0 { if len(n) == 0 {
return false return false
} }
for i, b := range n { for i, b := range n {
if !((b >= 'a' && b <= 'z') || (b >= 'A' && b <= 'Z') || b == '_' || b == ':' || (b >= '0' && b <= '9' && i > 0)) { if !isValidLegacyRune(b, i) {
return false return false
} }
} }
return true return true
} }
// EscapeMetricFamily escapes the given metric names and labels with the given
// escaping scheme. Returns a new object that uses the same pointers to fields
// when possible and creates new escaped versions so as not to mutate the
// input.
func EscapeMetricFamily(v *dto.MetricFamily, scheme EscapingScheme) *dto.MetricFamily {
if v == nil {
return nil
}
if scheme == NoEscaping {
return v
}
out := &dto.MetricFamily{
Help: v.Help,
Type: v.Type,
}
// If the name is nil, copy as-is, don't try to escape.
if v.Name == nil || IsValidLegacyMetricName(LabelValue(v.GetName())) {
out.Name = v.Name
} else {
out.Name = proto.String(EscapeName(v.GetName(), scheme))
}
for _, m := range v.Metric {
if !metricNeedsEscaping(m) {
out.Metric = append(out.Metric, m)
continue
}
escaped := &dto.Metric{
Gauge: m.Gauge,
Counter: m.Counter,
Summary: m.Summary,
Untyped: m.Untyped,
Histogram: m.Histogram,
TimestampMs: m.TimestampMs,
}
for _, l := range m.Label {
if l.GetName() == MetricNameLabel {
if l.Value == nil || IsValidLegacyMetricName(LabelValue(l.GetValue())) {
escaped.Label = append(escaped.Label, l)
continue
}
escaped.Label = append(escaped.Label, &dto.LabelPair{
Name: proto.String(MetricNameLabel),
Value: proto.String(EscapeName(l.GetValue(), scheme)),
})
continue
}
if l.Name == nil || IsValidLegacyMetricName(LabelValue(l.GetName())) {
escaped.Label = append(escaped.Label, l)
continue
}
escaped.Label = append(escaped.Label, &dto.LabelPair{
Name: proto.String(EscapeName(l.GetName(), scheme)),
Value: l.Value,
})
}
out.Metric = append(out.Metric, escaped)
}
return out
}
func metricNeedsEscaping(m *dto.Metric) bool {
for _, l := range m.Label {
if l.GetName() == MetricNameLabel && !IsValidLegacyMetricName(LabelValue(l.GetValue())) {
return true
}
if !IsValidLegacyMetricName(LabelValue(l.GetName())) {
return true
}
}
return false
}
const (
lowerhex = "0123456789abcdef"
)
// EscapeName escapes the incoming name according to the provided escaping
// scheme. Depending on the rules of escaping, this may cause no change in the
// string that is returned. (Especially NoEscaping, which by definition is a
// noop). This function does not do any validation of the name.
func EscapeName(name string, scheme EscapingScheme) string {
if len(name) == 0 {
return name
}
var escaped strings.Builder
switch scheme {
case NoEscaping:
return name
case UnderscoreEscaping:
if IsValidLegacyMetricName(LabelValue(name)) {
return name
}
for i, b := range name {
if isValidLegacyRune(b, i) {
escaped.WriteRune(b)
} else {
escaped.WriteRune('_')
}
}
return escaped.String()
case DotsEscaping:
// Do not early return for legacy valid names, we still escape underscores.
for i, b := range name {
if b == '_' {
escaped.WriteString("__")
} else if b == '.' {
escaped.WriteString("_dot_")
} else if isValidLegacyRune(b, i) {
escaped.WriteRune(b)
} else {
escaped.WriteRune('_')
}
}
return escaped.String()
case ValueEncodingEscaping:
if IsValidLegacyMetricName(LabelValue(name)) {
return name
}
escaped.WriteString("U__")
for i, b := range name {
if isValidLegacyRune(b, i) {
escaped.WriteRune(b)
} else if !utf8.ValidRune(b) {
escaped.WriteString("_FFFD_")
} else if b < 0x100 {
escaped.WriteRune('_')
for s := 4; s >= 0; s -= 4 {
escaped.WriteByte(lowerhex[b>>uint(s)&0xF])
}
escaped.WriteRune('_')
} else if b < 0x10000 {
escaped.WriteRune('_')
for s := 12; s >= 0; s -= 4 {
escaped.WriteByte(lowerhex[b>>uint(s)&0xF])
}
escaped.WriteRune('_')
}
}
return escaped.String()
default:
panic(fmt.Sprintf("invalid escaping scheme %d", scheme))
}
}
// lower function taken from strconv.atoi
func lower(c byte) byte {
return c | ('x' - 'X')
}
// UnescapeName unescapes the incoming name according to the provided escaping
// scheme if possible. Some schemes are partially or totally non-roundtripable.
// If any error is enountered, returns the original input.
func UnescapeName(name string, scheme EscapingScheme) string {
if len(name) == 0 {
return name
}
switch scheme {
case NoEscaping:
return name
case UnderscoreEscaping:
// It is not possible to unescape from underscore replacement.
return name
case DotsEscaping:
name = strings.ReplaceAll(name, "_dot_", ".")
name = strings.ReplaceAll(name, "__", "_")
return name
case ValueEncodingEscaping:
escapedName, found := strings.CutPrefix(name, "U__")
if !found {
return name
}
var unescaped strings.Builder
TOP:
for i := 0; i < len(escapedName); i++ {
// All non-underscores are treated normally.
if escapedName[i] != '_' {
unescaped.WriteByte(escapedName[i])
continue
}
i++
if i >= len(escapedName) {
return name
}
// A double underscore is a single underscore.
if escapedName[i] == '_' {
unescaped.WriteByte('_')
continue
}
// We think we are in a UTF-8 code, process it.
var utf8Val uint
for j := 0; i < len(escapedName); j++ {
// This is too many characters for a utf8 value.
if j > 4 {
return name
}
// Found a closing underscore, convert to a rune, check validity, and append.
if escapedName[i] == '_' {
utf8Rune := rune(utf8Val)
if !utf8.ValidRune(utf8Rune) {
return name
}
unescaped.WriteRune(utf8Rune)
continue TOP
}
r := lower(escapedName[i])
utf8Val *= 16
if r >= '0' && r <= '9' {
utf8Val += uint(r) - '0'
} else if r >= 'a' && r <= 'f' {
utf8Val += uint(r) - 'a' + 10
} else {
return name
}
i++
}
// Didn't find closing underscore, invalid.
return name
}
return unescaped.String()
default:
panic(fmt.Sprintf("invalid escaping scheme %d", scheme))
}
}
func isValidLegacyRune(b rune, i int) bool {
return (b >= 'a' && b <= 'z') || (b >= 'A' && b <= 'Z') || b == '_' || b == ':' || (b >= '0' && b <= '9' && i > 0)
}
func (e EscapingScheme) String() string {
switch e {
case NoEscaping:
return AllowUTF8
case UnderscoreEscaping:
return EscapeUnderscores
case DotsEscaping:
return EscapeDots
case ValueEncodingEscaping:
return EscapeValues
default:
panic(fmt.Sprintf("unknown format scheme %d", e))
}
}
func ToEscapingScheme(s string) (EscapingScheme, error) {
if s == "" {
return NoEscaping, fmt.Errorf("got empty string instead of escaping scheme")
}
switch s {
case AllowUTF8:
return NoEscaping, nil
case EscapeUnderscores:
return UnderscoreEscaping, nil
case EscapeDots:
return DotsEscaping, nil
case EscapeValues:
return ValueEncodingEscaping, nil
default:
return NoEscaping, fmt.Errorf("unknown format scheme " + s)
}
}

6
vendor/github.com/prometheus/common/model/signature.go generated vendored
View File

@ -22,10 +22,8 @@ import (
// when calculating their combined hash value (aka signature aka fingerprint). // when calculating their combined hash value (aka signature aka fingerprint).
const SeparatorByte byte = 255 const SeparatorByte byte = 255
var ( // cache the signature of an empty label set.
// cache the signature of an empty label set. var emptyLabelSignature = hashNew()
emptyLabelSignature = hashNew()
)
// LabelsToSignature returns a quasi-unique signature (i.e., fingerprint) for a // LabelsToSignature returns a quasi-unique signature (i.e., fingerprint) for a
// given label set. (Collisions are possible but unlikely if the number of label // given label set. (Collisions are possible but unlikely if the number of label

2
vendor/github.com/prometheus/common/model/silence.go generated vendored
View File

@ -81,7 +81,7 @@ func (s *Silence) Validate() error {
} }
for _, m := range s.Matchers { for _, m := range s.Matchers {
if err := m.Validate(); err != nil { if err := m.Validate(); err != nil {
return fmt.Errorf("invalid matcher: %s", err) return fmt.Errorf("invalid matcher: %w", err)
} }
} }
if s.StartsAt.IsZero() { if s.StartsAt.IsZero() {

91
vendor/github.com/prometheus/common/model/time.go generated vendored
View File

@ -18,7 +18,6 @@ import (
"errors" "errors"
"fmt" "fmt"
"math" "math"
"regexp"
"strconv" "strconv"
"strings" "strings"
"time" "time"
@ -183,54 +182,78 @@ func (d *Duration) Type() string {
return "duration" return "duration"
} }
var durationRE = regexp.MustCompile("^(([0-9]+)y)?(([0-9]+)w)?(([0-9]+)d)?(([0-9]+)h)?(([0-9]+)m)?(([0-9]+)s)?(([0-9]+)ms)?$") func isdigit(c byte) bool { return c >= '0' && c <= '9' }
// Units are required to go in order from biggest to smallest.
// This guards against confusion from "1m1d" being 1 minute + 1 day, not 1 month + 1 day.
var unitMap = map[string]struct {
pos int
mult uint64
}{
"ms": {7, uint64(time.Millisecond)},
"s": {6, uint64(time.Second)},
"m": {5, uint64(time.Minute)},
"h": {4, uint64(time.Hour)},
"d": {3, uint64(24 * time.Hour)},
"w": {2, uint64(7 * 24 * time.Hour)},
"y": {1, uint64(365 * 24 * time.Hour)},
}
// ParseDuration parses a string into a time.Duration, assuming that a year // ParseDuration parses a string into a time.Duration, assuming that a year
// always has 365d, a week always has 7d, and a day always has 24h. // always has 365d, a week always has 7d, and a day always has 24h.
func ParseDuration(durationStr string) (Duration, error) { func ParseDuration(s string) (Duration, error) {
switch durationStr { switch s {
case "0": case "0":
// Allow 0 without a unit. // Allow 0 without a unit.
return 0, nil return 0, nil
case "": case "":
return 0, errors.New("empty duration string") return 0, errors.New("empty duration string")
} }
matches := durationRE.FindStringSubmatch(durationStr)
if matches == nil {
return 0, fmt.Errorf("not a valid duration string: %q", durationStr)
}
var dur time.Duration
// Parse the match at pos `pos` in the regex and use `mult` to turn that orig := s
// into ms, then add that value to the total parsed duration. var dur uint64
var overflowErr error lastUnitPos := 0
m := func(pos int, mult time.Duration) {
if matches[pos] == "" {
return
}
n, _ := strconv.Atoi(matches[pos])
for s != "" {
if !isdigit(s[0]) {
return 0, fmt.Errorf("not a valid duration string: %q", orig)
}
// Consume [0-9]*
i := 0
for ; i < len(s) && isdigit(s[i]); i++ {
}
v, err := strconv.ParseUint(s[:i], 10, 0)
if err != nil {
return 0, fmt.Errorf("not a valid duration string: %q", orig)
}
s = s[i:]
// Consume unit.
for i = 0; i < len(s) && !isdigit(s[i]); i++ {
}
if i == 0 {
return 0, fmt.Errorf("not a valid duration string: %q", orig)
}
u := s[:i]
s = s[i:]
unit, ok := unitMap[u]
if !ok {
return 0, fmt.Errorf("unknown unit %q in duration %q", u, orig)
}
if unit.pos <= lastUnitPos { // Units must go in order from biggest to smallest.
return 0, fmt.Errorf("not a valid duration string: %q", orig)
}
lastUnitPos = unit.pos
// Check if the provided duration overflows time.Duration (> ~ 290years). // Check if the provided duration overflows time.Duration (> ~ 290years).
if n > int((1<<63-1)/mult/time.Millisecond) { if v > 1<<63/unit.mult {
overflowErr = errors.New("duration out of range") return 0, errors.New("duration out of range")
} }
d := time.Duration(n) * time.Millisecond dur += v * unit.mult
dur += d * mult if dur > 1<<63-1 {
return 0, errors.New("duration out of range")
if dur < 0 {
overflowErr = errors.New("duration out of range")
} }
} }
return Duration(dur), nil
m(2, 1000*60*60*24*365) // y
m(4, 1000*60*60*24*7) // w
m(6, 1000*60*60*24) // d
m(8, 1000*60*60) // h
m(10, 1000*60) // m
m(12, 1000) // s
m(14, 1) // ms
return Duration(dur), overflowErr
} }
func (d Duration) String() string { func (d Duration) String() string {

244
vendor/github.com/prometheus/common/model/value.go generated vendored
View File

@ -16,104 +16,26 @@ package model
import ( import (
"encoding/json" "encoding/json"
"fmt" "fmt"
"math"
"sort" "sort"
"strconv" "strconv"
"strings" "strings"
) )
var ( // ZeroSample is the pseudo zero-value of Sample used to signal a
// ZeroSamplePair is the pseudo zero-value of SamplePair used to signal a // non-existing sample. It is a Sample with timestamp Earliest, value 0.0,
// non-existing sample pair. It is a SamplePair with timestamp Earliest and // and metric nil. Note that the natural zero value of Sample has a timestamp
// value 0.0. Note that the natural zero value of SamplePair has a timestamp // of 0, which is possible to appear in a real Sample and thus not suitable
// of 0, which is possible to appear in a real SamplePair and thus not // to signal a non-existing Sample.
// suitable to signal a non-existing SamplePair. var ZeroSample = Sample{Timestamp: Earliest}
ZeroSamplePair = SamplePair{Timestamp: Earliest}
// ZeroSample is the pseudo zero-value of Sample used to signal a // Sample is a sample pair associated with a metric. A single sample must either
// non-existing sample. It is a Sample with timestamp Earliest, value 0.0, // define Value or Histogram but not both. Histogram == nil implies the Value
// and metric nil. Note that the natural zero value of Sample has a timestamp // field is used, otherwise it should be ignored.
// of 0, which is possible to appear in a real Sample and thus not suitable
// to signal a non-existing Sample.
ZeroSample = Sample{Timestamp: Earliest}
)
// A SampleValue is a representation of a value for a given sample at a given
// time.
type SampleValue float64
// MarshalJSON implements json.Marshaler.
func (v SampleValue) MarshalJSON() ([]byte, error) {
return json.Marshal(v.String())
}
// UnmarshalJSON implements json.Unmarshaler.
func (v *SampleValue) UnmarshalJSON(b []byte) error {
if len(b) < 2 || b[0] != '"' || b[len(b)-1] != '"' {
return fmt.Errorf("sample value must be a quoted string")
}
f, err := strconv.ParseFloat(string(b[1:len(b)-1]), 64)
if err != nil {
return err
}
*v = SampleValue(f)
return nil
}
// Equal returns true if the value of v and o is equal or if both are NaN. Note
// that v==o is false if both are NaN. If you want the conventional float
// behavior, use == to compare two SampleValues.
func (v SampleValue) Equal(o SampleValue) bool {
if v == o {
return true
}
return math.IsNaN(float64(v)) && math.IsNaN(float64(o))
}
func (v SampleValue) String() string {
return strconv.FormatFloat(float64(v), 'f', -1, 64)
}
// SamplePair pairs a SampleValue with a Timestamp.
type SamplePair struct {
Timestamp Time
Value SampleValue
}
// MarshalJSON implements json.Marshaler.
func (s SamplePair) MarshalJSON() ([]byte, error) {
t, err := json.Marshal(s.Timestamp)
if err != nil {
return nil, err
}
v, err := json.Marshal(s.Value)
if err != nil {
return nil, err
}
return []byte(fmt.Sprintf("[%s,%s]", t, v)), nil
}
// UnmarshalJSON implements json.Unmarshaler.
func (s *SamplePair) UnmarshalJSON(b []byte) error {
v := [...]json.Unmarshaler{&s.Timestamp, &s.Value}
return json.Unmarshal(b, &v)
}
// Equal returns true if this SamplePair and o have equal Values and equal
// Timestamps. The semantics of Value equality is defined by SampleValue.Equal.
func (s *SamplePair) Equal(o *SamplePair) bool {
return s == o || (s.Value.Equal(o.Value) && s.Timestamp.Equal(o.Timestamp))
}
func (s SamplePair) String() string {
return fmt.Sprintf("%s @[%s]", s.Value, s.Timestamp)
}
// Sample is a sample pair associated with a metric.
type Sample struct { type Sample struct {
Metric Metric `json:"metric"` Metric Metric `json:"metric"`
Value SampleValue `json:"value"` Value SampleValue `json:"value"`
Timestamp Time `json:"timestamp"` Timestamp Time `json:"timestamp"`
Histogram *SampleHistogram `json:"histogram"`
} }
// Equal compares first the metrics, then the timestamp, then the value. The // Equal compares first the metrics, then the timestamp, then the value. The
@ -129,11 +51,19 @@ func (s *Sample) Equal(o *Sample) bool {
if !s.Timestamp.Equal(o.Timestamp) { if !s.Timestamp.Equal(o.Timestamp) {
return false return false
} }
if s.Histogram != nil {
return s.Histogram.Equal(o.Histogram)
}
return s.Value.Equal(o.Value) return s.Value.Equal(o.Value)
} }
func (s Sample) String() string { func (s Sample) String() string {
if s.Histogram != nil {
return fmt.Sprintf("%s => %s", s.Metric, SampleHistogramPair{
Timestamp: s.Timestamp,
Histogram: s.Histogram,
})
}
return fmt.Sprintf("%s => %s", s.Metric, SamplePair{ return fmt.Sprintf("%s => %s", s.Metric, SamplePair{
Timestamp: s.Timestamp, Timestamp: s.Timestamp,
Value: s.Value, Value: s.Value,
@ -142,6 +72,19 @@ func (s Sample) String() string {
// MarshalJSON implements json.Marshaler. // MarshalJSON implements json.Marshaler.
func (s Sample) MarshalJSON() ([]byte, error) { func (s Sample) MarshalJSON() ([]byte, error) {
if s.Histogram != nil {
v := struct {
Metric Metric `json:"metric"`
Histogram SampleHistogramPair `json:"histogram"`
}{
Metric: s.Metric,
Histogram: SampleHistogramPair{
Timestamp: s.Timestamp,
Histogram: s.Histogram,
},
}
return json.Marshal(&v)
}
v := struct { v := struct {
Metric Metric `json:"metric"` Metric Metric `json:"metric"`
Value SamplePair `json:"value"` Value SamplePair `json:"value"`
@ -152,7 +95,6 @@ func (s Sample) MarshalJSON() ([]byte, error) {
Value: s.Value, Value: s.Value,
}, },
} }
return json.Marshal(&v) return json.Marshal(&v)
} }
@ -161,12 +103,17 @@ func (s *Sample) UnmarshalJSON(b []byte) error {
v := struct { v := struct {
Metric Metric `json:"metric"` Metric Metric `json:"metric"`
Value SamplePair `json:"value"` Value SamplePair `json:"value"`
Histogram SampleHistogramPair `json:"histogram"`
}{ }{
Metric: s.Metric, Metric: s.Metric,
Value: SamplePair{ Value: SamplePair{
Timestamp: s.Timestamp, Timestamp: s.Timestamp,
Value: s.Value, Value: s.Value,
}, },
Histogram: SampleHistogramPair{
Timestamp: s.Timestamp,
Histogram: s.Histogram,
},
} }
if err := json.Unmarshal(b, &v); err != nil { if err := json.Unmarshal(b, &v); err != nil {
@ -174,8 +121,13 @@ func (s *Sample) UnmarshalJSON(b []byte) error {
} }
s.Metric = v.Metric s.Metric = v.Metric
if v.Histogram.Histogram != nil {
s.Timestamp = v.Histogram.Timestamp
s.Histogram = v.Histogram.Histogram
} else {
s.Timestamp = v.Value.Timestamp s.Timestamp = v.Value.Timestamp
s.Value = v.Value.Value s.Value = v.Value.Value
}
return nil return nil
} }
@ -223,78 +175,74 @@ func (s Samples) Equal(o Samples) bool {
type SampleStream struct { type SampleStream struct {
Metric Metric `json:"metric"` Metric Metric `json:"metric"`
Values []SamplePair `json:"values"` Values []SamplePair `json:"values"`
Histograms []SampleHistogramPair `json:"histograms"`
} }
func (ss SampleStream) String() string { func (ss SampleStream) String() string {
vals := make([]string, len(ss.Values)) valuesLength := len(ss.Values)
vals := make([]string, valuesLength+len(ss.Histograms))
for i, v := range ss.Values { for i, v := range ss.Values {
vals[i] = v.String() vals[i] = v.String()
} }
for i, v := range ss.Histograms {
vals[i+valuesLength] = v.String()
}
return fmt.Sprintf("%s =>\n%s", ss.Metric, strings.Join(vals, "\n")) return fmt.Sprintf("%s =>\n%s", ss.Metric, strings.Join(vals, "\n"))
} }
// Value is a generic interface for values resulting from a query evaluation. func (ss SampleStream) MarshalJSON() ([]byte, error) {
type Value interface { if len(ss.Histograms) > 0 && len(ss.Values) > 0 {
Type() ValueType v := struct {
String() string Metric Metric `json:"metric"`
Values []SamplePair `json:"values"`
Histograms []SampleHistogramPair `json:"histograms"`
}{
Metric: ss.Metric,
Values: ss.Values,
Histograms: ss.Histograms,
}
return json.Marshal(&v)
} else if len(ss.Histograms) > 0 {
v := struct {
Metric Metric `json:"metric"`
Histograms []SampleHistogramPair `json:"histograms"`
}{
Metric: ss.Metric,
Histograms: ss.Histograms,
}
return json.Marshal(&v)
} else {
v := struct {
Metric Metric `json:"metric"`
Values []SamplePair `json:"values"`
}{
Metric: ss.Metric,
Values: ss.Values,
}
return json.Marshal(&v)
}
} }
func (Matrix) Type() ValueType { return ValMatrix } func (ss *SampleStream) UnmarshalJSON(b []byte) error {
func (Vector) Type() ValueType { return ValVector } v := struct {
func (*Scalar) Type() ValueType { return ValScalar } Metric Metric `json:"metric"`
func (*String) Type() ValueType { return ValString } Values []SamplePair `json:"values"`
Histograms []SampleHistogramPair `json:"histograms"`
}{
Metric: ss.Metric,
Values: ss.Values,
Histograms: ss.Histograms,
}
type ValueType int if err := json.Unmarshal(b, &v); err != nil {
const (
ValNone ValueType = iota
ValScalar
ValVector
ValMatrix
ValString
)
// MarshalJSON implements json.Marshaler.
func (et ValueType) MarshalJSON() ([]byte, error) {
return json.Marshal(et.String())
}
func (et *ValueType) UnmarshalJSON(b []byte) error {
var s string
if err := json.Unmarshal(b, &s); err != nil {
return err return err
} }
switch s {
case "<ValNone>":
*et = ValNone
case "scalar":
*et = ValScalar
case "vector":
*et = ValVector
case "matrix":
*et = ValMatrix
case "string":
*et = ValString
default:
return fmt.Errorf("unknown value type %q", s)
}
return nil
}
func (e ValueType) String() string { ss.Metric = v.Metric
switch e { ss.Values = v.Values
case ValNone: ss.Histograms = v.Histograms
return "<ValNone>"
case ValScalar: return nil
return "scalar"
case ValVector:
return "vector"
case ValMatrix:
return "matrix"
case ValString:
return "string"
}
panic("ValueType.String: unhandled value type")
} }
// Scalar is a scalar value evaluated at the set timestamp. // Scalar is a scalar value evaluated at the set timestamp.
@ -324,7 +272,7 @@ func (s *Scalar) UnmarshalJSON(b []byte) error {
value, err := strconv.ParseFloat(f, 64) value, err := strconv.ParseFloat(f, 64)
if err != nil { if err != nil {
return fmt.Errorf("error parsing sample value: %s", err) return fmt.Errorf("error parsing sample value: %w", err)
} }
s.Value = SampleValue(value) s.Value = SampleValue(value)
return nil return nil

98
vendor/github.com/prometheus/common/model/value_float.go generated vendored Normal file
View File

@ -0,0 +1,98 @@
// Copyright 2013 The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package model
import (
"encoding/json"
"fmt"
"math"
"strconv"
)
// ZeroSamplePair is the pseudo zero-value of SamplePair used to signal a
// non-existing sample pair. It is a SamplePair with timestamp Earliest and
// value 0.0. Note that the natural zero value of SamplePair has a timestamp
// of 0, which is possible to appear in a real SamplePair and thus not
// suitable to signal a non-existing SamplePair.
var ZeroSamplePair = SamplePair{Timestamp: Earliest}
// A SampleValue is a representation of a value for a given sample at a given
// time.
type SampleValue float64
// MarshalJSON implements json.Marshaler.
func (v SampleValue) MarshalJSON() ([]byte, error) {
return json.Marshal(v.String())
}
// UnmarshalJSON implements json.Unmarshaler.
func (v *SampleValue) UnmarshalJSON(b []byte) error {
if len(b) < 2 || b[0] != '"' || b[len(b)-1] != '"' {
return fmt.Errorf("sample value must be a quoted string")
}
f, err := strconv.ParseFloat(string(b[1:len(b)-1]), 64)
if err != nil {
return err
}
*v = SampleValue(f)
return nil
}
// Equal returns true if the value of v and o is equal or if both are NaN. Note
// that v==o is false if both are NaN. If you want the conventional float
// behavior, use == to compare two SampleValues.
func (v SampleValue) Equal(o SampleValue) bool {
if v == o {
return true
}
return math.IsNaN(float64(v)) && math.IsNaN(float64(o))
}
func (v SampleValue) String() string {
return strconv.FormatFloat(float64(v), 'f', -1, 64)
}
// SamplePair pairs a SampleValue with a Timestamp.
type SamplePair struct {
Timestamp Time
Value SampleValue
}
func (s SamplePair) MarshalJSON() ([]byte, error) {
t, err := json.Marshal(s.Timestamp)
if err != nil {
return nil, err
}
v, err := json.Marshal(s.Value)
if err != nil {
return nil, err
}
return []byte(fmt.Sprintf("[%s,%s]", t, v)), nil
}
// UnmarshalJSON implements json.Unmarshaler.
func (s *SamplePair) UnmarshalJSON(b []byte) error {
v := [...]json.Unmarshaler{&s.Timestamp, &s.Value}
return json.Unmarshal(b, &v)
}
// Equal returns true if this SamplePair and o have equal Values and equal
// Timestamps. The semantics of Value equality is defined by SampleValue.Equal.
func (s *SamplePair) Equal(o *SamplePair) bool {
return s == o || (s.Value.Equal(o.Value) && s.Timestamp.Equal(o.Timestamp))
}
func (s SamplePair) String() string {
return fmt.Sprintf("%s @[%s]", s.Value, s.Timestamp)
}

178
vendor/github.com/prometheus/common/model/value_histogram.go generated vendored Normal file
View File

@ -0,0 +1,178 @@
// Copyright 2013 The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package model
import (
"encoding/json"
"fmt"
"strconv"
"strings"
)
type FloatString float64
func (v FloatString) String() string {
return strconv.FormatFloat(float64(v), 'f', -1, 64)
}
func (v FloatString) MarshalJSON() ([]byte, error) {
return json.Marshal(v.String())
}
func (v *FloatString) UnmarshalJSON(b []byte) error {
if len(b) < 2 || b[0] != '"' || b[len(b)-1] != '"' {
return fmt.Errorf("float value must be a quoted string")
}
f, err := strconv.ParseFloat(string(b[1:len(b)-1]), 64)
if err != nil {
return err
}
*v = FloatString(f)
return nil
}
type HistogramBucket struct {
Boundaries int32
Lower FloatString
Upper FloatString
Count FloatString
}
func (s HistogramBucket) MarshalJSON() ([]byte, error) {
b, err := json.Marshal(s.Boundaries)
if err != nil {
return nil, err
}
l, err := json.Marshal(s.Lower)
if err != nil {
return nil, err
}
u, err := json.Marshal(s.Upper)
if err != nil {
return nil, err
}
c, err := json.Marshal(s.Count)
if err != nil {
return nil, err
}
return []byte(fmt.Sprintf("[%s,%s,%s,%s]", b, l, u, c)), nil
}
func (s *HistogramBucket) UnmarshalJSON(buf []byte) error {
tmp := []interface{}{&s.Boundaries, &s.Lower, &s.Upper, &s.Count}
wantLen := len(tmp)
if err := json.Unmarshal(buf, &tmp); err != nil {
return err
}
if gotLen := len(tmp); gotLen != wantLen {
return fmt.Errorf("wrong number of fields: %d != %d", gotLen, wantLen)
}
return nil
}
func (s *HistogramBucket) Equal(o *HistogramBucket) bool {
return s == o || (s.Boundaries == o.Boundaries && s.Lower == o.Lower && s.Upper == o.Upper && s.Count == o.Count)
}
func (b HistogramBucket) String() string {
var sb strings.Builder
lowerInclusive := b.Boundaries == 1 || b.Boundaries == 3
upperInclusive := b.Boundaries == 0 || b.Boundaries == 3
if lowerInclusive {
sb.WriteRune('[')
} else {
sb.WriteRune('(')
}
fmt.Fprintf(&sb, "%g,%g", b.Lower, b.Upper)
if upperInclusive {
sb.WriteRune(']')
} else {
sb.WriteRune(')')
}
fmt.Fprintf(&sb, ":%v", b.Count)
return sb.String()
}
type HistogramBuckets []*HistogramBucket
func (s HistogramBuckets) Equal(o HistogramBuckets) bool {
if len(s) != len(o) {
return false
}
for i, bucket := range s {
if !bucket.Equal(o[i]) {
return false
}
}
return true
}
type SampleHistogram struct {
Count FloatString `json:"count"`
Sum FloatString `json:"sum"`
Buckets HistogramBuckets `json:"buckets"`
}
func (s SampleHistogram) String() string {
return fmt.Sprintf("Count: %f, Sum: %f, Buckets: %v", s.Count, s.Sum, s.Buckets)
}
func (s *SampleHistogram) Equal(o *SampleHistogram) bool {
return s == o || (s.Count == o.Count && s.Sum == o.Sum && s.Buckets.Equal(o.Buckets))
}
type SampleHistogramPair struct {
Timestamp Time
// Histogram should never be nil, it's only stored as pointer for efficiency.
Histogram *SampleHistogram
}
func (s SampleHistogramPair) MarshalJSON() ([]byte, error) {
if s.Histogram == nil {
return nil, fmt.Errorf("histogram is nil")
}
t, err := json.Marshal(s.Timestamp)
if err != nil {
return nil, err
}
v, err := json.Marshal(s.Histogram)
if err != nil {
return nil, err
}
return []byte(fmt.Sprintf("[%s,%s]", t, v)), nil
}
func (s *SampleHistogramPair) UnmarshalJSON(buf []byte) error {
tmp := []interface{}{&s.Timestamp, &s.Histogram}
wantLen := len(tmp)
if err := json.Unmarshal(buf, &tmp); err != nil {
return err
}
if gotLen := len(tmp); gotLen != wantLen {
return fmt.Errorf("wrong number of fields: %d != %d", gotLen, wantLen)
}
if s.Histogram == nil {
return fmt.Errorf("histogram is null")
}
return nil
}
func (s SampleHistogramPair) String() string {
return fmt.Sprintf("%s @[%s]", s.Histogram, s.Timestamp)
}
func (s *SampleHistogramPair) Equal(o *SampleHistogramPair) bool {
return s == o || (s.Histogram.Equal(o.Histogram) && s.Timestamp.Equal(o.Timestamp))
}

83
vendor/github.com/prometheus/common/model/value_type.go generated vendored Normal file
View File

@ -0,0 +1,83 @@
// Copyright 2013 The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package model
import (
"encoding/json"
"fmt"
)
// Value is a generic interface for values resulting from a query evaluation.
type Value interface {
Type() ValueType
String() string
}
func (Matrix) Type() ValueType { return ValMatrix }
func (Vector) Type() ValueType { return ValVector }
func (*Scalar) Type() ValueType { return ValScalar }
func (*String) Type() ValueType { return ValString }
type ValueType int
const (
ValNone ValueType = iota
ValScalar
ValVector
ValMatrix
ValString
)
// MarshalJSON implements json.Marshaler.
func (et ValueType) MarshalJSON() ([]byte, error) {
return json.Marshal(et.String())
}
func (et *ValueType) UnmarshalJSON(b []byte) error {
var s string
if err := json.Unmarshal(b, &s); err != nil {
return err
}
switch s {
case "<ValNone>":
*et = ValNone
case "scalar":
*et = ValScalar
case "vector":
*et = ValVector
case "matrix":
*et = ValMatrix
case "string":
*et = ValString
default:
return fmt.Errorf("unknown value type %q", s)
}
return nil
}
func (e ValueType) String() string {
switch e {
case ValNone:
return "<ValNone>"
case ValScalar:
return "scalar"
case ValVector:
return "vector"
case ValMatrix:
return "matrix"
case ValString:
return "string"
}
panic("ValueType.String: unhandled value type")
}

3
vendor/github.com/prometheus/procfs/.golangci.yml generated vendored
View File

@ -2,6 +2,7 @@
linters: linters:
enable: enable:
- godot - godot
- misspell
- revive - revive
linter-settings: linter-settings:
@ -10,3 +11,5 @@ linter-settings:
exclude: exclude:
# Ignore "See: URL" # Ignore "See: URL"
- 'See:' - 'See:'
misspell:
locale: US

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