TUN-4067: Reformat code for consistent import order, grouping, and fix formatting. Added goimports target to the Makefile to make this easier in the future.

Makefile

@@ -254,3 +254,7 @@ vet:
 .PHONY: msi
 msi: cloudflared
 	go-msi make --msi cloudflared.msi --version $(MSI_VERSION)
+
+.PHONY: goimports
+goimports:
+	for d in $$(go list -mod=readonly -f '{{.Dir}}' -a ./... | fgrep -v tunnelrpc) ; do goimports -format-only -local github.com/cloudflare/cloudflared -w $$d ; done

carrier/carrier.go

@@ -11,11 +11,11 @@ import (
 	"os"
 	"strings"
 
-	"github.com/cloudflare/cloudflared/h2mux"
-	"github.com/cloudflare/cloudflared/token"
-
 	"github.com/pkg/errors"
 	"github.com/rs/zerolog"
+
+	"github.com/cloudflare/cloudflared/h2mux"
+	"github.com/cloudflare/cloudflared/token"
 )
 
 const LogFieldOriginURL = "originURL"

carrier/websocket.go

@@ -7,13 +7,13 @@ import (
 	"net/http"
 	"net/http/httputil"
 
+	"github.com/gorilla/websocket"
+	"github.com/rs/zerolog"
+
 	"github.com/cloudflare/cloudflared/ingress"
 	"github.com/cloudflare/cloudflared/socks"
 	"github.com/cloudflare/cloudflared/token"
 	cfwebsocket "github.com/cloudflare/cloudflared/websocket"
-
-	"github.com/gorilla/websocket"
-	"github.com/rs/zerolog"
 )
 
 // Websocket is used to carry data via WS binary frames over the tunnel from client to the origin

cfsetup.yaml

@@ -195,13 +195,15 @@ stretch: &stretch
       - *pinned_go_fips
       - build-essential
       - gotest-to-teamcity
+    pre-cache:
+      - go get golang.org/x/tools/cmd/goimports
+      - go get github.com/BurntSushi/go-sumtype
     post-cache:
       - export GOOS=linux
       - export GOARCH=amd64
       - export FIPS=true
-      # cd to a non-module directory: https://github.com/golang/go/issues/24250
-      - (cd / && go get github.com/BurntSushi/go-sumtype)
       - export PATH="$HOME/go/bin:$PATH"
+      - ./fmt-check.sh
       - make test | gotest-to-teamcity
   component-test:
     build_dir: *build_dir

cmd/cloudflared/access/cmd.go

@@ -11,6 +11,12 @@ import (
 	"text/template"
 	"time"
 
+	"github.com/getsentry/raven-go"
+	"github.com/pkg/errors"
+	"github.com/rs/zerolog"
+	"github.com/urfave/cli/v2"
+	"golang.org/x/net/idna"
+
 	"github.com/cloudflare/cloudflared/carrier"
 	"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
 	"github.com/cloudflare/cloudflared/h2mux"
@@ -18,12 +24,6 @@ import (
 	"github.com/cloudflare/cloudflared/sshgen"
 	"github.com/cloudflare/cloudflared/token"
 	"github.com/cloudflare/cloudflared/validation"
-
-	"github.com/getsentry/raven-go"
-	"github.com/pkg/errors"
-	"github.com/rs/zerolog"
-	"github.com/urfave/cli/v2"
-	"golang.org/x/net/idna"
 )
 
 const (

cmd/cloudflared/app_forward_service.go

@@ -1,10 +1,10 @@
 package main
 
 import (
+	"github.com/rs/zerolog"
+
 	"github.com/cloudflare/cloudflared/cmd/cloudflared/access"
 	"github.com/cloudflare/cloudflared/config"
-
-	"github.com/rs/zerolog"
 )
 
 // ForwardServiceType is used to identify what kind of overwatch service this is

cmd/cloudflared/app_resolver_service.go

@@ -1,10 +1,10 @@
 package main
 
 import (
+	"github.com/rs/zerolog"
+
 	"github.com/cloudflare/cloudflared/config"
 	"github.com/cloudflare/cloudflared/tunneldns"
-
-	"github.com/rs/zerolog"
 )
 
 const (

cmd/cloudflared/app_service.go

@@ -1,10 +1,10 @@
 package main
 
 import (
+	"github.com/rs/zerolog"
+
 	"github.com/cloudflare/cloudflared/config"
 	"github.com/cloudflare/cloudflared/overwatch"
-
-	"github.com/rs/zerolog"
 )
 
 // AppService is the main service that runs when no command lines flags are passed to cloudflared

cmd/cloudflared/buildinfo/build_info.go

@@ -1,9 +1,10 @@
 package buildinfo
 
 import (
-	"github.com/rs/zerolog"
 	"fmt"
 	"runtime"
+
+	"github.com/rs/zerolog"
 )
 
 type BuildInfo struct {

cmd/cloudflared/cliutil/deprecated.go

@@ -16,6 +16,6 @@ func RemovedCommand(name string) *cli.Command {
 			)
 		},
 		Description: fmt.Sprintf("%s is deprecated", name),
-		Hidden: true,
+		Hidden:      true,
 	}
 }

cmd/cloudflared/linux_service.go

@@ -7,13 +7,13 @@ import (
 	"os"
 	"path/filepath"
 
+	"github.com/rs/zerolog"
+	"github.com/urfave/cli/v2"
+
 	"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
 	"github.com/cloudflare/cloudflared/cmd/cloudflared/tunnel"
 	"github.com/cloudflare/cloudflared/config"
 	"github.com/cloudflare/cloudflared/logger"
-
-	"github.com/rs/zerolog"
-	"github.com/urfave/cli/v2"
 )
 
 func runApp(app *cli.App, graceShutdownC chan struct{}) {

cmd/cloudflared/macos_service.go

@@ -6,11 +6,11 @@ import (
 	"fmt"
 	"os"
 
-	"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
-	"github.com/cloudflare/cloudflared/logger"
-
 	"github.com/pkg/errors"
 	"github.com/urfave/cli/v2"
+
+	"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
+	"github.com/cloudflare/cloudflared/logger"
 )
 
 const (

cmd/cloudflared/main.go

@@ -6,6 +6,11 @@ import (
 	"strings"
 	"time"
 
+	"github.com/getsentry/raven-go"
+	homedir "github.com/mitchellh/go-homedir"
+	"github.com/pkg/errors"
+	"github.com/urfave/cli/v2"
+
 	"github.com/cloudflare/cloudflared/cmd/cloudflared/access"
 	"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
 	"github.com/cloudflare/cloudflared/cmd/cloudflared/proxydns"
@@ -16,11 +21,6 @@ import (
 	"github.com/cloudflare/cloudflared/metrics"
 	"github.com/cloudflare/cloudflared/overwatch"
 	"github.com/cloudflare/cloudflared/watcher"
-
-	"github.com/getsentry/raven-go"
-	"github.com/mitchellh/go-homedir"
-	"github.com/pkg/errors"
-	"github.com/urfave/cli/v2"
 )
 
 const (

cmd/cloudflared/service_template.go

@@ -10,7 +10,7 @@ import (
 	"os/exec"
 	"text/template"
 
-	"github.com/mitchellh/go-homedir"
+	homedir "github.com/mitchellh/go-homedir"
 
 	"github.com/cloudflare/cloudflared/config"
 )

cmd/cloudflared/tunnel/cmd.go

@@ -12,6 +12,15 @@ import (
 	"sync"
 	"time"
 
+	"github.com/coreos/go-systemd/daemon"
+	"github.com/facebookgo/grace/gracenet"
+	"github.com/getsentry/raven-go"
+	homedir "github.com/mitchellh/go-homedir"
+	"github.com/pkg/errors"
+	"github.com/rs/zerolog"
+	"github.com/urfave/cli/v2"
+	"github.com/urfave/cli/v2/altsrc"
+
 	"github.com/cloudflare/cloudflared/cmd/cloudflared/buildinfo"
 	"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
 	"github.com/cloudflare/cloudflared/cmd/cloudflared/proxydns"
@@ -27,15 +36,6 @@ import (
 	"github.com/cloudflare/cloudflared/tlsconfig"
 	"github.com/cloudflare/cloudflared/tunneldns"
 	"github.com/cloudflare/cloudflared/tunnelstore"
-
-	"github.com/coreos/go-systemd/daemon"
-	"github.com/facebookgo/grace/gracenet"
-	"github.com/getsentry/raven-go"
-	"github.com/mitchellh/go-homedir"
-	"github.com/pkg/errors"
-	"github.com/rs/zerolog"
-	"github.com/urfave/cli/v2"
-	"github.com/urfave/cli/v2/altsrc"
 )
 
 const (

cmd/cloudflared/tunnel/configuration.go

@@ -8,6 +8,13 @@ import (
 	"path/filepath"
 	"strings"
 
+	"github.com/google/uuid"
+	homedir "github.com/mitchellh/go-homedir"
+	"github.com/pkg/errors"
+	"github.com/rs/zerolog"
+	"github.com/urfave/cli/v2"
+	"golang.org/x/crypto/ssh/terminal"
+
 	"github.com/cloudflare/cloudflared/cmd/cloudflared/buildinfo"
 	"github.com/cloudflare/cloudflared/config"
 	"github.com/cloudflare/cloudflared/connection"
@@ -18,13 +25,6 @@ import (
 	"github.com/cloudflare/cloudflared/tlsconfig"
 	tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
 	"github.com/cloudflare/cloudflared/validation"
-
-	"github.com/google/uuid"
-	"github.com/mitchellh/go-homedir"
-	"github.com/pkg/errors"
-	"github.com/rs/zerolog"
-	"github.com/urfave/cli/v2"
-	"golang.org/x/crypto/ssh/terminal"
 )
 
 const LogFieldOriginCertPath = "originCertPath"

cmd/cloudflared/tunnel/info.go

@@ -3,8 +3,9 @@ package tunnel
 import (
 	"time"
 
-	"github.com/cloudflare/cloudflared/tunnelstore"
 	"github.com/google/uuid"
+
+	"github.com/cloudflare/cloudflared/tunnelstore"
 )
 
 type Info struct {

cmd/cloudflared/tunnel/login.go

@@ -8,7 +8,7 @@ import (
 	"path/filepath"
 	"syscall"
 
-	"github.com/mitchellh/go-homedir"
+	homedir "github.com/mitchellh/go-homedir"
 	"github.com/pkg/errors"
 	"github.com/urfave/cli/v2"
 

cmd/cloudflared/tunnel/signal.go

@@ -20,4 +20,4 @@ func waitForSignal(graceShutdownC chan struct{}, logger *zerolog.Logger) {
 		close(graceShutdownC)
 	case <-graceShutdownC:
 	}
-}
+}

cmd/cloudflared/tunnel/signal_test.go

@@ -101,4 +101,3 @@ func TestWaitForShutdown(t *testing.T) {
 	assert.True(t, contextCancelled)
 	assert.True(t, time.Now().Sub(startTime) < time.Second) // check that wait ended early
 }
-

cmd/cloudflared/tunnel/subcommand_context_teamnet.go

@@ -3,8 +3,9 @@ package tunnel
 import (
 	"net"
 
-	"github.com/cloudflare/cloudflared/teamnet"
 	"github.com/pkg/errors"
+
+	"github.com/cloudflare/cloudflared/teamnet"
 )
 
 const noClientMsg = "error while creating backend client"

cmd/cloudflared/tunnel/subcommand_context_test.go

@@ -8,13 +8,13 @@ import (
 	"testing"
 	"time"
 
+	"github.com/google/uuid"
+	"github.com/pkg/errors"
 	"github.com/rs/zerolog"
+	"github.com/urfave/cli/v2"
 
 	"github.com/cloudflare/cloudflared/connection"
 	"github.com/cloudflare/cloudflared/tunnelstore"
-	"github.com/google/uuid"
-	"github.com/pkg/errors"
-	"github.com/urfave/cli/v2"
 )
 
 func Test_findIDs(t *testing.T) {

cmd/cloudflared/tunnel/subcommands.go

@@ -14,12 +14,12 @@ import (
 	"time"
 
 	"github.com/google/uuid"
-	"github.com/mitchellh/go-homedir"
+	homedir "github.com/mitchellh/go-homedir"
 	"github.com/pkg/errors"
 	"github.com/urfave/cli/v2"
 	"github.com/urfave/cli/v2/altsrc"
 	"golang.org/x/net/idna"
-	"gopkg.in/yaml.v2"
+	yaml "gopkg.in/yaml.v2"
 
 	"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
 	"github.com/cloudflare/cloudflared/cmd/cloudflared/updater"

cmd/cloudflared/tunnel/subcommands_test.go

@@ -5,10 +5,11 @@ import (
 	"path/filepath"
 	"testing"
 
-	"github.com/cloudflare/cloudflared/tunnelstore"
 	"github.com/google/uuid"
-	"github.com/mitchellh/go-homedir"
+	homedir "github.com/mitchellh/go-homedir"
 	"github.com/stretchr/testify/assert"
+
+	"github.com/cloudflare/cloudflared/tunnelstore"
 )
 
 func Test_fmtConnections(t *testing.T) {

cmd/cloudflared/ui/launch_ui.go

@@ -5,12 +5,12 @@ import (
 	"fmt"
 	"strings"
 
-	"github.com/cloudflare/cloudflared/connection"
-	"github.com/cloudflare/cloudflared/ingress"
-
 	"github.com/gdamore/tcell"
 	"github.com/rivo/tview"
 	"github.com/rs/zerolog"
+
+	"github.com/cloudflare/cloudflared/connection"
+	"github.com/cloudflare/cloudflared/ingress"
 )
 
 type connState struct {

cmd/cloudflared/windows_service.go

@@ -13,15 +13,14 @@ import (
 	"unsafe"
 
 	"github.com/pkg/errors"
-
-	"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
-	"github.com/cloudflare/cloudflared/logger"
-
 	"github.com/urfave/cli/v2"
 	"golang.org/x/sys/windows"
 	"golang.org/x/sys/windows/svc"
 	"golang.org/x/sys/windows/svc/eventlog"
 	"golang.org/x/sys/windows/svc/mgr"
+
+	"github.com/cloudflare/cloudflared/cmd/cloudflared/cliutil"
+	"github.com/cloudflare/cloudflared/logger"
 )
 
 const (

config/configuration.go

@@ -9,11 +9,11 @@ import (
 	"runtime"
 	"time"
 
-	"github.com/mitchellh/go-homedir"
+	homedir "github.com/mitchellh/go-homedir"
 	"github.com/pkg/errors"
 	"github.com/rs/zerolog"
 	"github.com/urfave/cli/v2"
-	"gopkg.in/yaml.v2"
+	yaml "gopkg.in/yaml.v2"
 
 	"github.com/cloudflare/cloudflared/validation"
 )

config/configuration_test.go

@@ -5,7 +5,7 @@ import (
 	"time"
 
 	"github.com/stretchr/testify/assert"
-	"gopkg.in/yaml.v2"
+	yaml "gopkg.in/yaml.v2"
 )
 
 func TestConfigFileSettings(t *testing.T) {

config/manager.go

@@ -4,11 +4,11 @@ import (
 	"io"
 	"os"
 
-	"github.com/cloudflare/cloudflared/watcher"
-
 	"github.com/pkg/errors"
 	"github.com/rs/zerolog"
-	"gopkg.in/yaml.v2"
+	yaml "gopkg.in/yaml.v2"
+
+	"github.com/cloudflare/cloudflared/watcher"
 )
 
 // Notifier sends out config updates

config/manager_test.go

@@ -4,10 +4,10 @@ import (
 	"os"
 	"testing"
 
-	"github.com/cloudflare/cloudflared/watcher"
-
 	"github.com/rs/zerolog"
 	"github.com/stretchr/testify/assert"
+
+	"github.com/cloudflare/cloudflared/watcher"
 )
 
 type mockNotifier struct {

connection/connection.go

@@ -8,8 +8,9 @@ import (
 	"strings"
 	"time"
 
-	"github.com/cloudflare/cloudflared/tunnelrpc/pogs"
 	"github.com/google/uuid"
+
+	"github.com/cloudflare/cloudflared/tunnelrpc/pogs"
 )
 
 const LogFieldConnIndex = "connIndex"

connection/h2mux.go

@@ -7,13 +7,13 @@ import (
 	"net/http"
 	"time"
 
-	"github.com/cloudflare/cloudflared/h2mux"
-	tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
-	"github.com/cloudflare/cloudflared/websocket"
-
 	"github.com/pkg/errors"
 	"github.com/rs/zerolog"
 	"golang.org/x/sync/errgroup"
+
+	"github.com/cloudflare/cloudflared/h2mux"
+	tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
+	"github.com/cloudflare/cloudflared/websocket"
 )
 
 const (

connection/h2mux_test.go

@@ -38,7 +38,7 @@ func newH2MuxConnection(t require.TestingT) (*h2muxConnection, *h2mux.Muxer) {
 				// we only expect RPC traffic in client->edge direction, provide minimal support for mocking
 				require.True(t, stream.IsRPCStream())
 				return stream.WriteHeaders([]h2mux.Header{
-					{Name:  ":status", Value: "200"},
+					{Name: ":status", Value: "200"},
 				})
 			}),
 		}

connection/http2.go

@@ -10,11 +10,11 @@ import (
 	"strings"
 	"sync"
 
-	"github.com/cloudflare/cloudflared/h2mux"
-	tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
-
 	"github.com/rs/zerolog"
 	"golang.org/x/net/http2"
+
+	"github.com/cloudflare/cloudflared/h2mux"
+	tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
 )
 
 const (

connection/http2_test.go

@@ -12,15 +12,14 @@ import (
 	"testing"
 	"time"
 
+	"github.com/gobwas/ws/wsutil"
+	"github.com/rs/zerolog"
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"golang.org/x/net/http2"
 
 	"github.com/cloudflare/cloudflared/tunnelrpc/pogs"
 	tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
-
-	"github.com/gobwas/ws/wsutil"
-	"github.com/rs/zerolog"
-	"github.com/stretchr/testify/require"
-	"golang.org/x/net/http2"
 )
 
 var (

connection/metrics.go

@@ -4,8 +4,9 @@ import (
 	"sync"
 	"time"
 
-	"github.com/cloudflare/cloudflared/h2mux"
 	"github.com/prometheus/client_golang/prometheus"
+
+	"github.com/cloudflare/cloudflared/h2mux"
 )
 
 const (
@@ -414,4 +415,4 @@ func newTunnelMetrics() *tunnelMetrics {
 		tunnelMetricsInternal.metrics = initTunnelMetrics()
 	})
 	return tunnelMetricsInternal.metrics
-}
+}

connection/observer.go

@@ -5,9 +5,9 @@ import (
 	"net/url"
 	"strings"
 
-	tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
-
 	"github.com/rs/zerolog"
+
+	tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
 )
 
 const (

connection/observer_test.go

@@ -67,10 +67,9 @@ func TestObserverEventsDontBlock(t *testing.T) {
 	}
 }
 
-
 type eventCollectorSink struct {
 	observedEvents []Event
-	mu sync.Mutex
+	mu             sync.Mutex
 }
 
 func (s *eventCollectorSink) OnTunnelEvent(event Event) {
@@ -83,4 +82,4 @@ func (s *eventCollectorSink) assertSawEvent(t *testing.T, event Event) {
 	s.mu.Lock()
 	defer s.mu.Unlock()
 	assert.Contains(t, s.observedEvents, event)
-}
+}

connection/rpc.go

@@ -6,11 +6,11 @@ import (
 	"io"
 	"time"
 
-	"github.com/cloudflare/cloudflared/tunnelrpc"
-	tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
-
 	"github.com/rs/zerolog"
 	"zombiezen.com/go/capnproto2/rpc"
+
+	"github.com/cloudflare/cloudflared/tunnelrpc"
+	tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
 )
 
 type tunnelServerClient struct {

edgediscovery/edgediscovery.go

@@ -5,8 +5,9 @@ import (
 	"net"
 	"sync"
 
-	"github.com/cloudflare/cloudflared/edgediscovery/allregions"
 	"github.com/rs/zerolog"
+
+	"github.com/cloudflare/cloudflared/edgediscovery/allregions"
 )
 
 const (

fmt-check.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+set -e -o pipefail
+
+OUTPUT=$(for d in $(go list -mod=vendor -f '{{.Dir}}' -a ./... | fgrep -v tunnelrpc) ; do goimports -format-only -local github.com/cloudflare/cloudflared -d $d ; done)
+
+if [ -n "$OUTPUT" ] ; then
+  PAGER=$(which colordiff || echo cat)
+  echo
+  echo "Code formatting issues found, use 'goimports -format-only -local github.com/cloudflare/cloudflared' to correct them"
+  echo
+  echo "$OUTPUT" | $PAGER
+  exit 1
+fi

h2mux/muxwriter.go

@@ -3,10 +3,11 @@ package h2mux
 import (
 	"bytes"
 	"encoding/binary"
-	"github.com/rs/zerolog"
 	"io"
 	"time"
 
+	"github.com/rs/zerolog"
+
 	"golang.org/x/net/http2"
 	"golang.org/x/net/http2/hpack"
 )

ingress/ingress.go

@@ -9,12 +9,12 @@ import (
 	"strings"
 	"sync"
 
-	"github.com/cloudflare/cloudflared/config"
-	"github.com/cloudflare/cloudflared/ipaccess"
-
 	"github.com/pkg/errors"
 	"github.com/rs/zerolog"
 	"github.com/urfave/cli/v2"
+
+	"github.com/cloudflare/cloudflared/config"
+	"github.com/cloudflare/cloudflared/ipaccess"
 )
 
 var (

ingress/ingress_test.go

@@ -12,7 +12,7 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 	"github.com/urfave/cli/v2"
-	"gopkg.in/yaml.v2"
+	yaml "gopkg.in/yaml.v2"
 
 	"github.com/cloudflare/cloudflared/config"
 	"github.com/cloudflare/cloudflared/ipaccess"

ingress/origin_connection.go

@@ -7,11 +7,12 @@ import (
 	"net"
 	"net/http"
 
+	gws "github.com/gorilla/websocket"
+	"github.com/rs/zerolog"
+
 	"github.com/cloudflare/cloudflared/ipaccess"
 	"github.com/cloudflare/cloudflared/socks"
 	"github.com/cloudflare/cloudflared/websocket"
-	gws "github.com/gorilla/websocket"
-	"github.com/rs/zerolog"
 )
 
 // OriginConnection is a way to stream to a service running on the user's origin.

ingress/origin_connection_test.go

@@ -13,14 +13,15 @@ import (
 	"testing"
 	"time"
 
-	"github.com/cloudflare/cloudflared/logger"
-	"github.com/cloudflare/cloudflared/socks"
 	"github.com/gobwas/ws/wsutil"
 	gorillaWS "github.com/gorilla/websocket"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 	"golang.org/x/net/proxy"
 	"golang.org/x/sync/errgroup"
+
+	"github.com/cloudflare/cloudflared/logger"
+	"github.com/cloudflare/cloudflared/socks"
 )
 
 const (

ingress/origin_proxy.go

@@ -7,9 +7,10 @@ import (
 	"net/url"
 	"strings"
 
+	"github.com/pkg/errors"
+
 	"github.com/cloudflare/cloudflared/h2mux"
 	"github.com/cloudflare/cloudflared/websocket"
-	"github.com/pkg/errors"
 )
 
 var (

ingress/origin_proxy_test.go

@@ -11,10 +11,11 @@ import (
 	"sync"
 	"testing"
 
-	"github.com/cloudflare/cloudflared/h2mux"
-	"github.com/cloudflare/cloudflared/websocket"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
+
+	"github.com/cloudflare/cloudflared/h2mux"
+	"github.com/cloudflare/cloudflared/websocket"
 )
 
 // TestEstablishConnectionResponse ensures each implementation of StreamBasedOriginProxy returns

ingress/origin_request_config.go

@@ -3,10 +3,10 @@ package ingress
 import (
 	"time"
 
-	"github.com/cloudflare/cloudflared/ipaccess"
 	"github.com/urfave/cli/v2"
 
 	"github.com/cloudflare/cloudflared/config"
+	"github.com/cloudflare/cloudflared/ipaccess"
 	"github.com/cloudflare/cloudflared/tlsconfig"
 )
 

ingress/origin_request_config_test.go

@@ -5,10 +5,11 @@ import (
 	"testing"
 	"time"
 
-	"github.com/cloudflare/cloudflared/config"
 	"github.com/stretchr/testify/require"
 	"github.com/urfave/cli/v2"
-	"gopkg.in/yaml.v2"
+	yaml "gopkg.in/yaml.v2"
+
+	"github.com/cloudflare/cloudflared/config"
 )
 
 // Ensure that the nullable config from `config` package and the

ingress/origin_service.go

@@ -11,14 +11,15 @@ import (
 	"sync"
 	"time"
 
+	gws "github.com/gorilla/websocket"
+	"github.com/pkg/errors"
+	"github.com/rs/zerolog"
+
 	"github.com/cloudflare/cloudflared/hello"
 	"github.com/cloudflare/cloudflared/ipaccess"
 	"github.com/cloudflare/cloudflared/socks"
 	"github.com/cloudflare/cloudflared/tlsconfig"
 	"github.com/cloudflare/cloudflared/websocket"
-	gws "github.com/gorilla/websocket"
-	"github.com/pkg/errors"
-	"github.com/rs/zerolog"
 )
 
 // originService is something a tunnel can proxy traffic to.

logger/create_test.go

@@ -1,11 +1,12 @@
 package logger
 
 import (
+	"io"
+	"testing"
+
 	"github.com/pkg/errors"
 	"github.com/rs/zerolog"
 	"github.com/stretchr/testify/assert"
-	"io"
-	"testing"
 )
 
 var writeCalls int
@@ -31,45 +32,45 @@ func TestResilientMultiWriter(t *testing.T) {
 		writers []io.Writer
 	}{
 		{
-			name:    "All valid writers",
+			name: "All valid writers",
 			writers: []io.Writer{
-				mockedWriter {
+				mockedWriter{
 					wantErr: false,
 				},
-				mockedWriter {
+				mockedWriter{
 					wantErr: false,
 				},
 			},
 		},
 		{
-			name:    "All invalid writers",
+			name: "All invalid writers",
 			writers: []io.Writer{
-				mockedWriter {
+				mockedWriter{
 					wantErr: true,
 				},
-				mockedWriter {
+				mockedWriter{
 					wantErr: true,
 				},
 			},
 		},
 		{
-			name:    "First invalid writer",
+			name: "First invalid writer",
 			writers: []io.Writer{
-				mockedWriter {
+				mockedWriter{
 					wantErr: true,
 				},
-				mockedWriter {
+				mockedWriter{
 					wantErr: false,
 				},
 			},
 		},
 		{
-			name:    "First valid writer",
+			name: "First valid writer",
 			writers: []io.Writer{
-				mockedWriter {
+				mockedWriter{
 					wantErr: false,
 				},
-				mockedWriter {
+				mockedWriter{
 					wantErr: true,
 				},
 			},
@@ -86,4 +87,4 @@ func TestResilientMultiWriter(t *testing.T) {
 		assert.Equal(t, len(writers), writeCalls)
 		writeCalls = 0
 	}
-}
+}

metrics/timer.go

@@ -1,47 +1,48 @@
 package metrics
 
 import (
-  "time"
-  "github.com/prometheus/client_golang/prometheus"
+	"time"
+
+	"github.com/prometheus/client_golang/prometheus"
 )
 
 // Timer assumes the metrics is partitioned by one label
 type Timer struct {
-  startTime   map[string]time.Time
-  metrics     *prometheus.HistogramVec
-  measureUnit time.Duration
-  labelKey    string
+	startTime   map[string]time.Time
+	metrics     *prometheus.HistogramVec
+	measureUnit time.Duration
+	labelKey    string
 }
 
 func NewTimer(metrics *prometheus.HistogramVec, unit time.Duration, labelKey string) *Timer {
-  return &Timer{
-    startTime:   make(map[string]time.Time),
-    measureUnit: unit,
-    metrics:     metrics,
-    labelKey:    labelKey,
-  }
+	return &Timer{
+		startTime:   make(map[string]time.Time),
+		measureUnit: unit,
+		metrics:     metrics,
+		labelKey:    labelKey,
+	}
 }
 
 func (i *Timer) Start(labelVal string) {
-  i.startTime[labelVal] = time.Now()
+	i.startTime[labelVal] = time.Now()
 }
 
 func (i *Timer) End(labelVal string) time.Duration {
-  if start, ok := i.startTime[labelVal]; ok {
-    return Latency(start, time.Now())
-  }
-  return 0
+	if start, ok := i.startTime[labelVal]; ok {
+		return Latency(start, time.Now())
+	}
+	return 0
 }
 
 func (i *Timer) Observe(measurement time.Duration, labelVal string) {
-  metricsLabels := prometheus.Labels{i.labelKey: labelVal}
-  i.metrics.With(metricsLabels).Observe(float64(measurement / i.measureUnit))
+	metricsLabels := prometheus.Labels{i.labelKey: labelVal}
+	i.metrics.With(metricsLabels).Observe(float64(measurement / i.measureUnit))
 }
 
 func (i *Timer) EndAndObserve(labelVal string) {
-  i.Observe(i.End(labelVal), labelVal)
+	i.Observe(i.End(labelVal), labelVal)
 }
 
 func Latency(startTime, endTime time.Time) time.Duration {
-  return endTime.Sub(startTime)
+	return endTime.Sub(startTime)
 }

metrics/timer_test.go

@@ -1,24 +1,24 @@
 package metrics
 
 import (
-  "testing"
-  "time"
+	"testing"
+	"time"
 
-  "github.com/prometheus/client_golang/prometheus"
-  "github.com/stretchr/testify/assert"
+	"github.com/prometheus/client_golang/prometheus"
+	"github.com/stretchr/testify/assert"
 )
 
 func TestEnd(t *testing.T) {
-  m := prometheus.NewHistogramVec(
-    prometheus.HistogramOpts{
-      Namespace: "TestCallLatencyWithoutMeasurement",
-      Name:      "Latency",
-      Buckets: prometheus.LinearBuckets(0, 50, 100),
-    },
-    []string{"key"},
-  )
-  timer := NewTimer(m, time.Millisecond, "key")
-  assert.Equal(t, time.Duration(0), timer.End("dne"))
-  timer.Start("test")
-  assert.NotEqual(t, time.Duration(0), timer.End("test"))
+	m := prometheus.NewHistogramVec(
+		prometheus.HistogramOpts{
+			Namespace: "TestCallLatencyWithoutMeasurement",
+			Name:      "Latency",
+			Buckets:   prometheus.LinearBuckets(0, 50, 100),
+		},
+		[]string{"key"},
+	)
+	timer := NewTimer(m, time.Millisecond, "key")
+	assert.Equal(t, time.Duration(0), timer.End("dne"))
+	timer.Start("test")
+	assert.NotEqual(t, time.Duration(0), timer.End("test"))
 }

origin/metrics.go

@@ -1,8 +1,9 @@
 package origin
 
 import (
-	"github.com/cloudflare/cloudflared/connection"
 	"github.com/prometheus/client_golang/prometheus"
+
+	"github.com/cloudflare/cloudflared/connection"
 )
 
 // Metrics uses connection.MetricsNamespace(aka cloudflared) as namespace and connection.TunnelSubsystem

origin/proxy_test.go

@@ -13,20 +13,19 @@ import (
 	"testing"
 	"time"
 
-	"github.com/cloudflare/cloudflared/logger"
+	"github.com/gobwas/ws/wsutil"
+	gorillaWS "github.com/gorilla/websocket"
+	"github.com/rs/zerolog"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"github.com/urfave/cli/v2"
 
 	"github.com/cloudflare/cloudflared/config"
 	"github.com/cloudflare/cloudflared/connection"
 	"github.com/cloudflare/cloudflared/hello"
 	"github.com/cloudflare/cloudflared/ingress"
+	"github.com/cloudflare/cloudflared/logger"
 	tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
-	gorillaWS "github.com/gorilla/websocket"
-	"github.com/urfave/cli/v2"
-
-	"github.com/gobwas/ws/wsutil"
-	"github.com/rs/zerolog"
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
 )
 
 var (

origin/reconnect.go

@@ -7,8 +7,9 @@ import (
 	"sync"
 	"time"
 
-	tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
 	"github.com/prometheus/client_golang/prometheus"
+
+	tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
 )
 
 var (

origin/supervisor.go

@@ -7,14 +7,14 @@ import (
 	"net"
 	"time"
 
+	"github.com/google/uuid"
+	"github.com/rs/zerolog"
+
 	"github.com/cloudflare/cloudflared/connection"
 	"github.com/cloudflare/cloudflared/edgediscovery"
 	"github.com/cloudflare/cloudflared/h2mux"
 	"github.com/cloudflare/cloudflared/signal"
 	tunnelpogs "github.com/cloudflare/cloudflared/tunnelrpc/pogs"
-
-	"github.com/google/uuid"
-	"github.com/rs/zerolog"
 )
 
 const (

origin/tunnel_test.go

@@ -4,10 +4,10 @@ import (
 	"testing"
 	"time"
 
-	"github.com/cloudflare/cloudflared/connection"
-
 	"github.com/rs/zerolog"
 	"github.com/stretchr/testify/assert"
+
+	"github.com/cloudflare/cloudflared/connection"
 )
 
 type dynamicMockFetcher struct {

socks/request_handler.go

@@ -6,8 +6,9 @@ import (
 	"net"
 	"strings"
 
-	"github.com/cloudflare/cloudflared/ipaccess"
 	"github.com/rs/zerolog"
+
+	"github.com/cloudflare/cloudflared/ipaccess"
 )
 
 // RequestHandler is the functions needed to handle a SOCKS5 command

socks/request_handler_test.go

@@ -4,8 +4,9 @@ import (
 	"bytes"
 	"testing"
 
-	"github.com/cloudflare/cloudflared/ipaccess"
 	"github.com/stretchr/testify/assert"
+
+	"github.com/cloudflare/cloudflared/ipaccess"
 )
 
 func TestUnsupportedBind(t *testing.T) {

sshgen/sshgen.go

@@ -18,6 +18,7 @@ import (
 	homedir "github.com/mitchellh/go-homedir"
 	"github.com/pkg/errors"
 	gossh "golang.org/x/crypto/ssh"
+
 	"github.com/cloudflare/cloudflared/config"
 	cfpath "github.com/cloudflare/cloudflared/token"
 )

token/path.go

@@ -6,7 +6,7 @@ import (
 	"path/filepath"
 	"strings"
 
-	"github.com/mitchellh/go-homedir"
+	homedir "github.com/mitchellh/go-homedir"
 
 	"github.com/cloudflare/cloudflared/config"
 )

token/shell.go

@@ -4,4 +4,3 @@ package token
 func OpenBrowser(url string) error {
 	return getBrowserCmd(url).Start()
 }
-

token/token.go

@@ -13,12 +13,12 @@ import (
 	"syscall"
 	"time"
 
-	"github.com/cloudflare/cloudflared/config"
-	"github.com/cloudflare/cloudflared/origin"
-
 	"github.com/coreos/go-oidc/jose"
 	"github.com/pkg/errors"
 	"github.com/rs/zerolog"
+
+	"github.com/cloudflare/cloudflared/config"
+	"github.com/cloudflare/cloudflared/origin"
 )
 
 const (

token/token_test.go

@@ -17,7 +17,7 @@ func TestSignalHandler(t *testing.T) {
 	handlerRan := false
 	done := make(chan struct{})
 	timer := time.NewTimer(time.Second)
-	sigHandler.register(func(){
+	sigHandler.register(func() {
 		handlerRan = true
 		done <- struct{}{}
 	})
@@ -28,10 +28,10 @@ func TestSignalHandler(t *testing.T) {
 
 	// Blocks for up to one second to make sure the handler callback runs before the assert.
 	select {
-		case <- done:
-			assert.True(t, handlerRan)
-		case <- timer.C:
-			t.Fail()
+	case <-done:
+		assert.True(t, handlerRan)
+	case <-timer.C:
+		t.Fail()
 	}
 	sigHandler.deregister()
 }
@@ -40,15 +40,15 @@ func TestSignalHandlerClose(t *testing.T) {
 	sigHandler := signalHandler{signals: []os.Signal{syscall.SIGUSR1}}
 	done := make(chan struct{})
 	timer := time.NewTimer(time.Second)
-	sigHandler.register(func(){done <- struct{}{}})
+	sigHandler.register(func() { done <- struct{}{} })
 	sigHandler.deregister()
 
 	p, err := os.FindProcess(os.Getpid())
 	require.Nil(t, err)
 	p.Signal(syscall.SIGUSR1)
 	select {
-	case <- done:
+	case <-done:
 		t.Fail()
-	case <- timer.C:
+	case <-timer.C:
 	}
 }

tunnelrpc/pogs/auth_outcome.go

@@ -129,4 +129,4 @@ func (ao AuthUnknown) isAuthOutcome() {}
 
 func hoursToTime(hours uint8) time.Duration {
 	return time.Duration(hours) * time.Hour
-}
+}

tunnelrpc/pogs/auth_serialize.go

@@ -3,10 +3,10 @@ package pogs
 import (
 	"context"
 
-	"github.com/cloudflare/cloudflared/tunnelrpc"
-
 	"zombiezen.com/go/capnproto2/pogs"
 	"zombiezen.com/go/capnproto2/server"
+
+	"github.com/cloudflare/cloudflared/tunnelrpc"
 )
 
 func (i TunnelServer_PogsImpl) Authenticate(p tunnelrpc.TunnelServer_authenticate) error {

tunnelrpc/pogs/auth_test.go

@@ -6,9 +6,10 @@ import (
 	"testing"
 	"time"
 
-	"github.com/cloudflare/cloudflared/tunnelrpc"
 	"github.com/stretchr/testify/assert"
 	capnp "zombiezen.com/go/capnproto2"
+
+	"github.com/cloudflare/cloudflared/tunnelrpc"
 )
 
 // Ensure the AuthOutcome sum is correct

tunnelrpc/pogs/reconnect_tunnel.go

@@ -3,8 +3,9 @@ package pogs
 import (
 	"context"
 
-	"github.com/cloudflare/cloudflared/tunnelrpc"
 	"zombiezen.com/go/capnproto2/server"
+
+	"github.com/cloudflare/cloudflared/tunnelrpc"
 )
 
 func (i TunnelServer_PogsImpl) ReconnectTunnel(p tunnelrpc.TunnelServer_reconnectTunnel) error {

tunnelrpc/pogs/support_test.go

@@ -38,4 +38,3 @@ func (mockTunnelServerBase) Authenticate(ctx context.Context, originCert []byte,
 func (mockTunnelServerBase) ReconnectTunnel(ctx context.Context, jwt, eventDigest, connDigest []byte, hostname string, options *RegistrationOptions) (*TunnelRegistration, error) {
 	panic("unexpected call to ReconnectTunnel")
 }
-

tunnelrpc/pogs/tunnelrpc.go

@@ -4,12 +4,12 @@ import (
 	"context"
 	"fmt"
 
-	"github.com/cloudflare/cloudflared/tunnelrpc"
-
 	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"
 )
 
 const (

tunnelrpc/pogs/tunnelrpc_test.go

@@ -4,9 +4,10 @@ import (
 	"fmt"
 	"testing"
 
-	"github.com/cloudflare/cloudflared/tunnelrpc"
 	"github.com/stretchr/testify/assert"
 	capnp "zombiezen.com/go/capnproto2"
+
+	"github.com/cloudflare/cloudflared/tunnelrpc"
 )
 
 const (

tunnelstore/client.go

@@ -12,10 +12,11 @@ import (
 	"strings"
 	"time"
 
-	"github.com/cloudflare/cloudflared/teamnet"
 	"github.com/google/uuid"
 	"github.com/pkg/errors"
 	"github.com/rs/zerolog"
+
+	"github.com/cloudflare/cloudflared/teamnet"
 )
 
 const (

tunnelstore/client_teamnet.go

@@ -7,8 +7,9 @@ import (
 	"net/url"
 	"path"
 
-	"github.com/cloudflare/cloudflared/teamnet"
 	"github.com/pkg/errors"
+
+	"github.com/cloudflare/cloudflared/teamnet"
 )
 
 // ListRoutes calls the Tunnelstore GET endpoint for all routes under an account.

validation/validation.go

@@ -4,12 +4,11 @@ import (
 	"context"
 	"fmt"
 	"net"
+	"net/http"
 	"net/url"
 	"strings"
 	"time"
 
-	"net/http"
-
 	"github.com/pkg/errors"
 	"golang.org/x/net/idna"
 	"gopkg.in/coreos/go-oidc.v2"

websocket/websocket.go

@@ -9,10 +9,10 @@ import (
 	"net/url"
 	"time"
 
-	"github.com/cloudflare/cloudflared/h2mux"
-
 	"github.com/gorilla/websocket"
 	"github.com/rs/zerolog"
+
+	"github.com/cloudflare/cloudflared/h2mux"
 )
 
 var stripWebsocketHeaders = []string{

websocket/websocket_test.go

@@ -11,14 +11,14 @@ import (
 	"testing"
 	"time"
 
-	"github.com/rs/zerolog"
-
-	"github.com/cloudflare/cloudflared/hello"
-	"github.com/cloudflare/cloudflared/tlsconfig"
 	gws "github.com/gorilla/websocket"
+	"github.com/rs/zerolog"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 	"golang.org/x/net/websocket"
+
+	"github.com/cloudflare/cloudflared/hello"
+	"github.com/cloudflare/cloudflared/tlsconfig"
 )
 
 const (