cloudflared-mirror/tunnelrpc/pogs/config.go

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package pogs
import (
"context"
"crypto/tls"
"crypto/x509"
"encoding/json"
"fmt"
"net"
"net/http"
"net/url"
"time"
"github.com/cloudflare/cloudflared/h2mux"
"github.com/cloudflare/cloudflared/originservice"
"github.com/cloudflare/cloudflared/tlsconfig"
"github.com/cloudflare/cloudflared/tunnelrpc"
"github.com/pkg/errors"
capnp "zombiezen.com/go/capnproto2"
"zombiezen.com/go/capnproto2/pogs"
"zombiezen.com/go/capnproto2/rpc"
"zombiezen.com/go/capnproto2/server"
)
///
/// Structs
///
// ClientConfig is a collection of FallibleConfig that determines how cloudflared should function
type ClientConfig struct {
Version Version `json:"version"`
SupervisorConfig *SupervisorConfig `json:"supervisor_config"`
EdgeConnectionConfig *EdgeConnectionConfig `json:"edge_connection_config"`
DoHProxyConfigs []*DoHProxyConfig `json:"doh_proxy_configs"`
ReverseProxyConfigs []*ReverseProxyConfig `json:"reverse_proxy_configs"`
}
// Version type models the version of a ClientConfig
type Version uint64
func InitVersion() Version {
return Version(0)
}
func (v Version) IsNewerOrEqual(comparedVersion Version) bool {
return v >= comparedVersion
}
func (v Version) String() string {
return fmt.Sprintf("Version: %d", v)
}
// FallibleConfig is an interface implemented by configs that cloudflared might not be able to apply
type FallibleConfig interface {
FailReason(err error) string
jsonType() string
}
// SupervisorConfig specifies config of components managed by Supervisor other than ConnectionManager
type SupervisorConfig struct {
AutoUpdateFrequency time.Duration `json:"auto_update_frequency"`
MetricsUpdateFrequency time.Duration `json:"metrics_update_frequency"`
GracePeriod time.Duration `json:"grace_period"`
}
// FailReason impelents FallibleConfig interface for SupervisorConfig
func (sc *SupervisorConfig) FailReason(err error) string {
return fmt.Sprintf("Cannot apply SupervisorConfig, err: %v", err)
}
func (sc *SupervisorConfig) MarshalJSON() ([]byte, error) {
marshaler := make(map[string]SupervisorConfig, 1)
marshaler[sc.jsonType()] = *sc
return json.Marshal(marshaler)
}
func (sc *SupervisorConfig) jsonType() string {
return "supervisor_config"
}
// EdgeConnectionConfig specifies what parameters and how may connections should ConnectionManager establish with edge
type EdgeConnectionConfig struct {
NumHAConnections uint8 `json:"num_ha_connections"`
HeartbeatInterval time.Duration `json:"heartbeat_interval"`
Timeout time.Duration `json:"timeout"`
MaxFailedHeartbeats uint64 `json:"max_failed_heartbeats"`
UserCredentialPath string `json:"user_credential_path"`
}
// FailReason impelents FallibleConfig interface for EdgeConnectionConfig
func (cmc *EdgeConnectionConfig) FailReason(err error) string {
return fmt.Sprintf("Cannot apply EdgeConnectionConfig, err: %v", err)
}
func (cmc *EdgeConnectionConfig) MarshalJSON() ([]byte, error) {
marshaler := make(map[string]EdgeConnectionConfig, 1)
marshaler[cmc.jsonType()] = *cmc
return json.Marshal(marshaler)
}
func (cmc *EdgeConnectionConfig) jsonType() string {
return "edge_connection_config"
}
// DoHProxyConfig is configuration for DNS over HTTPS service
type DoHProxyConfig struct {
ListenHost string `json:"listen_host"`
ListenPort uint16 `json:"listen_port"`
Upstreams []string `json:"upstreams"`
}
// FailReason impelents FallibleConfig interface for DoHProxyConfig
func (dpc *DoHProxyConfig) FailReason(err error) string {
return fmt.Sprintf("Cannot apply DoHProxyConfig, err: %v", err)
}
func (dpc *DoHProxyConfig) MarshalJSON() ([]byte, error) {
marshaler := make(map[string]DoHProxyConfig, 1)
marshaler[dpc.jsonType()] = *dpc
return json.Marshal(marshaler)
}
func (dpc *DoHProxyConfig) jsonType() string {
return "doh_proxy_config"
}
// ReverseProxyConfig how and for what hostnames can this cloudflared proxy
type ReverseProxyConfig struct {
TunnelHostname h2mux.TunnelHostname `json:"tunnel_hostname"`
OriginConfigJSONHandler *OriginConfigJSONHandler `json:"origin_config"`
Retries uint64 `json:"retries"`
ConnectionTimeout time.Duration `json:"connection_timeout"`
CompressionQuality uint64 `json:"compression_quality"`
}
func NewReverseProxyConfig(
tunnelHostname string,
originConfig OriginConfig,
retries uint64,
connectionTimeout time.Duration,
compressionQuality uint64,
) (*ReverseProxyConfig, error) {
if originConfig == nil {
return nil, fmt.Errorf("NewReverseProxyConfig: originConfigUnmarshaler was null")
}
return &ReverseProxyConfig{
TunnelHostname: h2mux.TunnelHostname(tunnelHostname),
OriginConfigJSONHandler: &OriginConfigJSONHandler{originConfig},
Retries: retries,
ConnectionTimeout: connectionTimeout,
CompressionQuality: compressionQuality,
}, nil
}
// FailReason impelents FallibleConfig interface for ReverseProxyConfig
func (rpc *ReverseProxyConfig) FailReason(err error) string {
return fmt.Sprintf("Cannot apply ReverseProxyConfig, err: %v", err)
}
func (rpc *ReverseProxyConfig) MarshalJSON() ([]byte, error) {
marshaler := make(map[string]ReverseProxyConfig, 1)
marshaler[rpc.jsonType()] = *rpc
return json.Marshal(marshaler)
}
func (rpc *ReverseProxyConfig) jsonType() string {
return "reverse_proxy_config"
}
//go-sumtype:decl OriginConfig
type OriginConfig interface {
// Service returns a OriginService used to proxy to the origin
Service() (originservice.OriginService, error)
// go-sumtype requires at least one unexported method, otherwise it will complain that interface is not sealed
jsonType() string
}
type originType int
const (
httpType originType = iota
wsType
helloWorldType
)
func (ot originType) String() string {
switch ot {
case httpType:
return "Http"
case wsType:
return "WebSocket"
case helloWorldType:
return "HelloWorld"
default:
return "unknown"
}
}
type HTTPOriginConfig struct {
URLString string `capnp:"urlString" json:"url_string" mapstructure:"url_string"`
TCPKeepAlive time.Duration `capnp:"tcpKeepAlive" json:"tcp_keep_alive" mapstructure:"tcp_keep_alive"`
DialDualStack bool `json:"dial_dual_stack" mapstructure:"dial_dual_stack"`
TLSHandshakeTimeout time.Duration `capnp:"tlsHandshakeTimeout" json:"tls_handshake_timeout" mapstructure:"tls_handshake_timeout"`
TLSVerify bool `capnp:"tlsVerify" json:"tls_verify" mapstructure:"tls_verify"`
OriginCAPool string `json:"origin_ca_pool" mapstructure:"origin_ca_pool"`
OriginServerName string `json:"origin_server_name" mapstructure:"origin_server_name"`
MaxIdleConnections uint64 `json:"max_idle_connections" mapstructure:"max_idle_connections"`
IdleConnectionTimeout time.Duration `json:"idle_connection_timeout" mapstructure:"idle_connection_timeout"`
ProxyConnectionTimeout time.Duration `json:"proxy_connection_timeout" mapstructure:"proxy_connection_timeout"`
ExpectContinueTimeout time.Duration `json:"expect_continue_timeout" mapstructure:"expect_continue_timeout"`
ChunkedEncoding bool `json:"chunked_encoding" mapstructure:"chunked_encoding"`
}
func (hc *HTTPOriginConfig) Service() (originservice.OriginService, error) {
rootCAs, err := tlsconfig.LoadCustomOriginCA(hc.OriginCAPool)
if err != nil {
return nil, err
}
dialContext := (&net.Dialer{
Timeout: hc.ProxyConnectionTimeout,
KeepAlive: hc.TCPKeepAlive,
DualStack: hc.DialDualStack,
}).DialContext
transport := &http.Transport{
Proxy: http.ProxyFromEnvironment,
DialContext: dialContext,
TLSClientConfig: &tls.Config{
RootCAs: rootCAs,
ServerName: hc.OriginServerName,
InsecureSkipVerify: hc.TLSVerify,
},
TLSHandshakeTimeout: hc.TLSHandshakeTimeout,
MaxIdleConns: int(hc.MaxIdleConnections),
IdleConnTimeout: hc.IdleConnectionTimeout,
ExpectContinueTimeout: hc.ExpectContinueTimeout,
}
url, err := url.Parse(hc.URLString)
if err != nil {
return nil, errors.Wrapf(err, "%s is not a valid URL", hc.URLString)
}
if url.Scheme == "unix" {
transport.DialContext = func(ctx context.Context, _, _ string) (net.Conn, error) {
return dialContext(ctx, "unix", url.Host)
}
}
return originservice.NewHTTPService(transport, url, hc.ChunkedEncoding), nil
}
func (_ *HTTPOriginConfig) jsonType() string {
return httpType.String()
}
type WebSocketOriginConfig struct {
URLString string `capnp:"urlString" json:"url_string" mapstructure:"url_string"`
TLSVerify bool `capnp:"tlsVerify" json:"tls_verify" mapstructure:"tls_verify"`
OriginCAPool string `json:"origin_ca_pool" mapstructure:"origin_ca_pool"`
OriginServerName string `json:"origin_server_name" mapstructure:"origin_server_name"`
}
func (wsc *WebSocketOriginConfig) Service() (originservice.OriginService, error) {
rootCAs, err := tlsconfig.LoadCustomOriginCA(wsc.OriginCAPool)
if err != nil {
return nil, err
}
tlsConfig := &tls.Config{
RootCAs: rootCAs,
ServerName: wsc.OriginServerName,
InsecureSkipVerify: wsc.TLSVerify,
}
url, err := url.Parse(wsc.URLString)
if err != nil {
return nil, errors.Wrapf(err, "%s is not a valid URL", wsc.URLString)
}
return originservice.NewWebSocketService(tlsConfig, url)
}
func (_ *WebSocketOriginConfig) jsonType() string {
return wsType.String()
}
type HelloWorldOriginConfig struct{}
func (_ *HelloWorldOriginConfig) Service() (originservice.OriginService, error) {
helloCert, err := tlsconfig.GetHelloCertificateX509()
if err != nil {
return nil, errors.Wrap(err, "Cannot get Hello World server certificate")
}
rootCAs := x509.NewCertPool()
rootCAs.AddCert(helloCert)
transport := &http.Transport{
Proxy: http.ProxyFromEnvironment,
DialContext: (&net.Dialer{
Timeout: 30 * time.Second,
KeepAlive: 30 * time.Second,
DualStack: true,
}).DialContext,
TLSClientConfig: &tls.Config{
RootCAs: rootCAs,
},
MaxIdleConns: 100,
IdleConnTimeout: 90 * time.Second,
TLSHandshakeTimeout: 10 * time.Second,
ExpectContinueTimeout: 1 * time.Second,
}
return originservice.NewHelloWorldService(transport)
}
func (_ *HelloWorldOriginConfig) jsonType() string {
return helloWorldType.String()
}
/*
* Boilerplate to convert between these structs and the primitive structs
* generated by capnp-go.
* Mnemonics for variable names in this section:
* - `p` is for POGS (plain old Go struct)
* - `s` (and `ss`) is for "capnp.Struct", which is the fundamental type
* underlying the capnp-go data structures.
*/
func MarshalClientConfig(s tunnelrpc.ClientConfig, p *ClientConfig) error {
s.SetVersion(uint64(p.Version))
supervisorConfig, err := s.NewSupervisorConfig()
if err != nil {
return errors.Wrap(err, "failed to get SupervisorConfig")
}
if err = MarshalSupervisorConfig(supervisorConfig, p.SupervisorConfig); err != nil {
return errors.Wrap(err, "MarshalSupervisorConfig error")
}
edgeConnectionConfig, err := s.NewEdgeConnectionConfig()
if err != nil {
return errors.Wrap(err, "failed to get EdgeConnectionConfig")
}
if err := MarshalEdgeConnectionConfig(edgeConnectionConfig, p.EdgeConnectionConfig); err != nil {
return errors.Wrap(err, "MarshalEdgeConnectionConfig error")
}
if err := marshalDoHProxyConfigs(s, p.DoHProxyConfigs); err != nil {
return errors.Wrap(err, "marshalDoHProxyConfigs error")
}
if err := marshalReverseProxyConfigs(s, p.ReverseProxyConfigs); err != nil {
return errors.Wrap(err, "marshalReverseProxyConfigs error")
}
return nil
}
func MarshalSupervisorConfig(s tunnelrpc.SupervisorConfig, p *SupervisorConfig) error {
if err := pogs.Insert(tunnelrpc.SupervisorConfig_TypeID, s.Struct, p); err != nil {
return errors.Wrap(err, "failed to insert SupervisorConfig")
}
return nil
}
func MarshalEdgeConnectionConfig(s tunnelrpc.EdgeConnectionConfig, p *EdgeConnectionConfig) error {
if err := pogs.Insert(tunnelrpc.EdgeConnectionConfig_TypeID, s.Struct, p); err != nil {
return errors.Wrap(err, "failed to insert EdgeConnectionConfig")
}
return nil
}
func marshalDoHProxyConfigs(s tunnelrpc.ClientConfig, dohProxyConfigs []*DoHProxyConfig) error {
capnpList, err := s.NewDohProxyConfigs(int32(len(dohProxyConfigs)))
if err != nil {
return err
}
for i, unmarshalledConfig := range dohProxyConfigs {
err := MarshalDoHProxyConfig(capnpList.At(i), unmarshalledConfig)
if err != nil {
return err
}
}
return nil
}
func marshalReverseProxyConfigs(s tunnelrpc.ClientConfig, reverseProxyConfigs []*ReverseProxyConfig) error {
capnpList, err := s.NewReverseProxyConfigs(int32(len(reverseProxyConfigs)))
if err != nil {
return err
}
for i, unmarshalledConfig := range reverseProxyConfigs {
err := MarshalReverseProxyConfig(capnpList.At(i), unmarshalledConfig)
if err != nil {
return err
}
}
return nil
}
func UnmarshalClientConfig(s tunnelrpc.ClientConfig) (*ClientConfig, error) {
p := new(ClientConfig)
p.Version = Version(s.Version())
supervisorConfig, err := s.SupervisorConfig()
if err != nil {
return nil, errors.Wrap(err, "failed to get SupervisorConfig")
}
p.SupervisorConfig, err = UnmarshalSupervisorConfig(supervisorConfig)
if err != nil {
return nil, errors.Wrap(err, "UnmarshalSupervisorConfig error")
}
edgeConnectionConfig, err := s.EdgeConnectionConfig()
if err != nil {
return nil, errors.Wrap(err, "failed to get ConnectionManagerConfig")
}
p.EdgeConnectionConfig, err = UnmarshalEdgeConnectionConfig(edgeConnectionConfig)
if err != nil {
return nil, errors.Wrap(err, "UnmarshalConnectionManagerConfig error")
}
p.DoHProxyConfigs, err = unmarshalDoHProxyConfigs(s)
if err != nil {
return nil, errors.Wrap(err, "unmarshalDoHProxyConfigs error")
}
p.ReverseProxyConfigs, err = unmarshalReverseProxyConfigs(s)
if err != nil {
return nil, errors.Wrap(err, "unmarshalReverseProxyConfigs error")
}
return p, nil
}
func UnmarshalSupervisorConfig(s tunnelrpc.SupervisorConfig) (*SupervisorConfig, error) {
p := new(SupervisorConfig)
err := pogs.Extract(p, tunnelrpc.SupervisorConfig_TypeID, s.Struct)
return p, err
}
func UnmarshalEdgeConnectionConfig(s tunnelrpc.EdgeConnectionConfig) (*EdgeConnectionConfig, error) {
p := new(EdgeConnectionConfig)
err := pogs.Extract(p, tunnelrpc.EdgeConnectionConfig_TypeID, s.Struct)
return p, err
}
func unmarshalDoHProxyConfigs(s tunnelrpc.ClientConfig) ([]*DoHProxyConfig, error) {
var result []*DoHProxyConfig
marshalledDoHProxyConfigs, err := s.DohProxyConfigs()
if err != nil {
return nil, err
}
for i := 0; i < marshalledDoHProxyConfigs.Len(); i++ {
ss := marshalledDoHProxyConfigs.At(i)
dohProxyConfig, err := UnmarshalDoHProxyConfig(ss)
if err != nil {
return nil, err
}
result = append(result, dohProxyConfig)
}
return result, nil
}
func unmarshalReverseProxyConfigs(s tunnelrpc.ClientConfig) ([]*ReverseProxyConfig, error) {
var result []*ReverseProxyConfig
marshalledReverseProxyConfigs, err := s.ReverseProxyConfigs()
if err != nil {
return nil, err
}
for i := 0; i < marshalledReverseProxyConfigs.Len(); i++ {
ss := marshalledReverseProxyConfigs.At(i)
reverseProxyConfig, err := UnmarshalReverseProxyConfig(ss)
if err != nil {
return nil, err
}
result = append(result, reverseProxyConfig)
}
return result, nil
}
func MarshalUseConfigurationResult(s tunnelrpc.UseConfigurationResult, p *UseConfigurationResult) error {
capnpList, err := s.NewFailedConfigs(int32(len(p.FailedConfigs)))
if err != nil {
return errors.Wrap(err, "Cannot create new FailedConfigs")
}
for i, unmarshalledFailedConfig := range p.FailedConfigs {
err := MarshalFailedConfig(capnpList.At(i), unmarshalledFailedConfig)
if err != nil {
return errors.Wrapf(err, "Cannot MarshalFailedConfig at index %d", i)
}
}
s.SetSuccess(p.Success)
return nil
}
func UnmarshalUseConfigurationResult(s tunnelrpc.UseConfigurationResult) (*UseConfigurationResult, error) {
p := new(UseConfigurationResult)
var failedConfigs []*FailedConfig
marshalledFailedConfigs, err := s.FailedConfigs()
if err != nil {
return nil, errors.Wrap(err, "Cannot get FailedConfigs")
}
for i := 0; i < marshalledFailedConfigs.Len(); i++ {
ss := marshalledFailedConfigs.At(i)
failedConfig, err := UnmarshalFailedConfig(ss)
if err != nil {
return nil, errors.Wrapf(err, "Cannot UnmarshalFailedConfig at index %d", i)
}
failedConfigs = append(failedConfigs, failedConfig)
}
p.FailedConfigs = failedConfigs
p.Success = s.Success()
return p, nil
}
func MarshalDoHProxyConfig(s tunnelrpc.DoHProxyConfig, p *DoHProxyConfig) error {
return pogs.Insert(tunnelrpc.DoHProxyConfig_TypeID, s.Struct, p)
}
func UnmarshalDoHProxyConfig(s tunnelrpc.DoHProxyConfig) (*DoHProxyConfig, error) {
p := new(DoHProxyConfig)
err := pogs.Extract(p, tunnelrpc.DoHProxyConfig_TypeID, s.Struct)
return p, err
}
func MarshalReverseProxyConfig(s tunnelrpc.ReverseProxyConfig, p *ReverseProxyConfig) error {
s.SetTunnelHostname(p.TunnelHostname.String())
switch config := p.OriginConfigJSONHandler.OriginConfig.(type) {
case *HTTPOriginConfig:
ss, err := s.Origin().NewHttp()
if err != nil {
return err
}
if err := MarshalHTTPOriginConfig(ss, config); err != nil {
return err
}
case *WebSocketOriginConfig:
ss, err := s.Origin().NewWebsocket()
if err != nil {
return err
}
if err := MarshalWebSocketOriginConfig(ss, config); err != nil {
return err
}
case *HelloWorldOriginConfig:
ss, err := s.Origin().NewHelloWorld()
if err != nil {
return err
}
if err := MarshalHelloWorldOriginConfig(ss, config); err != nil {
return err
}
default:
return fmt.Errorf("Unknown type for config: %T", config)
}
s.SetRetries(p.Retries)
s.SetConnectionTimeout(p.ConnectionTimeout.Nanoseconds())
s.SetCompressionQuality(p.CompressionQuality)
return nil
}
func UnmarshalReverseProxyConfig(s tunnelrpc.ReverseProxyConfig) (*ReverseProxyConfig, error) {
p := new(ReverseProxyConfig)
tunnelHostname, err := s.TunnelHostname()
if err != nil {
return nil, err
}
p.TunnelHostname = h2mux.TunnelHostname(tunnelHostname)
switch s.Origin().Which() {
case tunnelrpc.ReverseProxyConfig_origin_Which_http:
ss, err := s.Origin().Http()
if err != nil {
return nil, err
}
config, err := UnmarshalHTTPOriginConfig(ss)
if err != nil {
return nil, err
}
p.OriginConfigJSONHandler = &OriginConfigJSONHandler{config}
case tunnelrpc.ReverseProxyConfig_origin_Which_websocket:
ss, err := s.Origin().Websocket()
if err != nil {
return nil, err
}
config, err := UnmarshalWebSocketOriginConfig(ss)
if err != nil {
return nil, err
}
p.OriginConfigJSONHandler = &OriginConfigJSONHandler{config}
case tunnelrpc.ReverseProxyConfig_origin_Which_helloWorld:
ss, err := s.Origin().HelloWorld()
if err != nil {
return nil, err
}
config, err := UnmarshalHelloWorldOriginConfig(ss)
if err != nil {
return nil, err
}
p.OriginConfigJSONHandler = &OriginConfigJSONHandler{config}
}
p.Retries = s.Retries()
p.ConnectionTimeout = time.Duration(s.ConnectionTimeout())
p.CompressionQuality = s.CompressionQuality()
return p, nil
}
func MarshalHTTPOriginConfig(s tunnelrpc.HTTPOriginConfig, p *HTTPOriginConfig) error {
return pogs.Insert(tunnelrpc.HTTPOriginConfig_TypeID, s.Struct, p)
}
func UnmarshalHTTPOriginConfig(s tunnelrpc.HTTPOriginConfig) (*HTTPOriginConfig, error) {
p := new(HTTPOriginConfig)
err := pogs.Extract(p, tunnelrpc.HTTPOriginConfig_TypeID, s.Struct)
return p, err
}
func MarshalWebSocketOriginConfig(s tunnelrpc.WebSocketOriginConfig, p *WebSocketOriginConfig) error {
return pogs.Insert(tunnelrpc.WebSocketOriginConfig_TypeID, s.Struct, p)
}
func UnmarshalWebSocketOriginConfig(s tunnelrpc.WebSocketOriginConfig) (*WebSocketOriginConfig, error) {
p := new(WebSocketOriginConfig)
err := pogs.Extract(p, tunnelrpc.WebSocketOriginConfig_TypeID, s.Struct)
return p, err
}
func MarshalHelloWorldOriginConfig(s tunnelrpc.HelloWorldOriginConfig, p *HelloWorldOriginConfig) error {
return pogs.Insert(tunnelrpc.HelloWorldOriginConfig_TypeID, s.Struct, p)
}
func UnmarshalHelloWorldOriginConfig(s tunnelrpc.HelloWorldOriginConfig) (*HelloWorldOriginConfig, error) {
p := new(HelloWorldOriginConfig)
err := pogs.Extract(p, tunnelrpc.HelloWorldOriginConfig_TypeID, s.Struct)
return p, err
}
type ClientService interface {
UseConfiguration(ctx context.Context, config *ClientConfig) (*UseConfigurationResult, error)
}
type ClientService_PogsClient struct {
Client capnp.Client
Conn *rpc.Conn
}
func (c *ClientService_PogsClient) Close() error {
return c.Conn.Close()
}
func (c *ClientService_PogsClient) UseConfiguration(
ctx context.Context,
config *ClientConfig,
) (*UseConfigurationResult, error) {
client := tunnelrpc.ClientService{Client: c.Client}
promise := client.UseConfiguration(ctx, func(p tunnelrpc.ClientService_useConfiguration_Params) error {
clientServiceConfig, err := p.NewClientServiceConfig()
if err != nil {
return err
}
return MarshalClientConfig(clientServiceConfig, config)
})
retval, err := promise.Result().Struct()
if err != nil {
return nil, err
}
return UnmarshalUseConfigurationResult(retval)
}
func ClientService_ServerToClient(s ClientService) tunnelrpc.ClientService {
return tunnelrpc.ClientService_ServerToClient(ClientService_PogsImpl{s})
}
type ClientService_PogsImpl struct {
impl ClientService
}
func (i ClientService_PogsImpl) UseConfiguration(p tunnelrpc.ClientService_useConfiguration) error {
config, err := p.Params.ClientServiceConfig()
if err != nil {
return errors.Wrap(err, "Cannot get CloudflaredConfig parameter")
}
pogsConfig, err := UnmarshalClientConfig(config)
if err != nil {
return errors.Wrap(err, "Cannot unmarshal tunnelrpc.CloudflaredConfig to *CloudflaredConfig")
}
server.Ack(p.Options)
userConfigResult, err := i.impl.UseConfiguration(p.Ctx, pogsConfig)
if err != nil {
return err
}
result, err := p.Results.NewResult()
if err != nil {
return err
}
return MarshalUseConfigurationResult(result, userConfigResult)
}
type UseConfigurationResult struct {
Success bool `json:"success"`
FailedConfigs []*FailedConfig `json:"failed_configs"`
}
type FailedConfig struct {
Config FallibleConfig `json:"config"`
Reason string `json:"reason"`
}
func MarshalFailedConfig(s tunnelrpc.FailedConfig, p *FailedConfig) error {
switch config := p.Config.(type) {
case *SupervisorConfig:
ss, err := s.Config().NewSupervisor()
if err != nil {
return err
}
err = MarshalSupervisorConfig(ss, config)
if err != nil {
return err
}
case *EdgeConnectionConfig:
ss, err := s.Config().NewEdgeConnection()
if err != nil {
return err
}
err = MarshalEdgeConnectionConfig(ss, config)
if err != nil {
return err
}
case *DoHProxyConfig:
ss, err := s.Config().NewDoh()
if err != nil {
return err
}
err = MarshalDoHProxyConfig(ss, config)
if err != nil {
return err
}
case *ReverseProxyConfig:
ss, err := s.Config().NewReverseProxy()
if err != nil {
return err
}
err = MarshalReverseProxyConfig(ss, config)
if err != nil {
return err
}
default:
return fmt.Errorf("Unknown type for Config: %T", config)
}
s.SetReason(p.Reason)
return nil
}
func UnmarshalFailedConfig(s tunnelrpc.FailedConfig) (*FailedConfig, error) {
p := new(FailedConfig)
switch s.Config().Which() {
case tunnelrpc.FailedConfig_config_Which_supervisor:
ss, err := s.Config().Supervisor()
if err != nil {
return nil, errors.Wrap(err, "Cannot get SupervisorConfig from Config")
}
config, err := UnmarshalSupervisorConfig(ss)
if err != nil {
return nil, errors.Wrap(err, "Cannot UnmarshalSupervisorConfig")
}
p.Config = config
case tunnelrpc.FailedConfig_config_Which_edgeConnection:
ss, err := s.Config().EdgeConnection()
if err != nil {
return nil, errors.Wrap(err, "Cannot get ConnectionManager from Config")
}
config, err := UnmarshalEdgeConnectionConfig(ss)
if err != nil {
return nil, errors.Wrap(err, "Cannot UnmarshalConnectionManagerConfig")
}
p.Config = config
case tunnelrpc.FailedConfig_config_Which_doh:
ss, err := s.Config().Doh()
if err != nil {
return nil, errors.Wrap(err, "Cannot get Doh from Config")
}
config, err := UnmarshalDoHProxyConfig(ss)
if err != nil {
return nil, errors.Wrap(err, "Cannot UnmarshalDoHProxyConfig")
}
p.Config = config
case tunnelrpc.FailedConfig_config_Which_reverseProxy:
ss, err := s.Config().ReverseProxy()
if err != nil {
return nil, errors.Wrap(err, "Cannot get ReverseProxy from Config")
}
config, err := UnmarshalReverseProxyConfig(ss)
if err != nil {
return nil, errors.Wrap(err, "Cannot UnmarshalReverseProxyConfig")
}
p.Config = config
default:
return nil, fmt.Errorf("Unknown type for FailedConfig: %v", s.Config().Which())
}
reason, err := s.Reason()
if err != nil {
return nil, errors.Wrap(err, "Cannot get Reason")
}
p.Reason = reason
return p, nil
}