feat: register extra information during build (#390)

* feat: register extra information during build

* update github action go version

* update action

.github/workflows/e2e-linux.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.16.x
+          go-version: 1.22.x
       - name: Checkout code
         uses: actions/checkout@v2
       - name: Go build
@@ -33,5 +33,5 @@ jobs:
           ./goc build -o ./gocc .
       - name: run e2e test
         run: |
-          go get github.com/onsi/ginkgo/ginkgo
+          go install github.com/onsi/ginkgo/ginkgo
           make e2e

.github/workflows/e2e-wins.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.16.x
+          go-version: 1.22.x
       - name: Checkout code
         uses: actions/checkout@v2
       - name: Go build
@@ -33,5 +33,5 @@ jobs:
           .\goc.exe build -o gocc .
       - name: run e2e test
         run: |
-          go get github.com/onsi/ginkgo/ginkgo
+          go install github.com/onsi/ginkgo/ginkgo
           ginkgo tests/e2e/...

.github/workflows/release.yml

@@ -11,7 +11,7 @@ jobs:
     - name: Install Go
       uses: actions/setup-go@v2
       with:
-        go-version: 1.16.x
+        go-version: 1.22.x
     - name: compile and release
       run: |
         ./hack/release.sh
@@ -28,7 +28,7 @@ jobs:
     - name: Install Go
       uses: actions/setup-go@v2
       with:
-        go-version: 1.16.x
+        go-version: 1.22.x
     - name: compile and release
       run: |
         ./hack/release.sh
@@ -45,7 +45,7 @@ jobs:
     - name: Install Go
       uses: actions/setup-go@v2
       with:
-        go-version: 1.16.x
+        go-version: 1.22.x
     - name: compile and release
       run: |
         ./hack/release.sh
@@ -62,7 +62,7 @@ jobs:
     - name: Install Go
       uses: actions/setup-go@v2
       with:
-        go-version: 1.16.x
+        go-version: 1.22.x
     - name: compile and release
       run: |
         ./hack/release.sh

.github/workflows/style_check.yml

@@ -15,7 +15,7 @@ jobs:
     name: vet and gofmt
     strategy:
       matrix:
-        go-version: [1.16.x]
+        go-version: [1.22.x]
     runs-on: ubuntu-latest
     steps:
       - name: Install Go

.github/workflows/ut-check-win.yml

@@ -15,7 +15,7 @@ jobs:
     name: go test on windows
     strategy:
       matrix:
-        go-version: [1.16.x]
+        go-version: [1.22.x]
     runs-on: windows-latest
     steps:
       - name: Install Go

.github/workflows/ut-check.yml

@@ -15,7 +15,7 @@ jobs:
     name: go test on linux
     strategy:
       matrix:
-        go-version: [1.16.x]
+        go-version: [1.22.x]
     runs-on: ubuntu-latest
     steps:
       - name: Install Go

cmd/build.go

@@ -26,13 +26,15 @@ var buildCmd = &cobra.Command{
 }
 
 var (
-	gocmode string
+	gocmode  string
-	gochost string
+	gochost  string
+	gocextra string
 )
 
 func init() {
 	buildCmd.Flags().StringVarP(&gocmode, "gocmode", "", "count", "coverage mode: set, count, atomic, watch")
 	buildCmd.Flags().StringVarP(&gochost, "gochost", "", "127.0.0.1:7777", "specify the host of the goc sever")
+	buildCmd.Flags().StringVarP(&gocextra, "gocextra", "", "", "specify the extra information injected into the build")
 	rootCmd.AddCommand(buildCmd)
 }
 
@@ -47,6 +49,7 @@ func buildAction(cmd *cobra.Command, args []string) {
 		build.WithArgs(args),
 		build.WithBuild(),
 		build.WithDebug(globalDebug),
+		build.WithExtra(gocextra),
 	)
 	b.Build()
 

cmd/install.go

@@ -28,6 +28,7 @@ var installCmd = &cobra.Command{
 func init() {
 	installCmd.Flags().StringVarP(&gocmode, "gocmode", "", "count", "coverage mode: set, count, atomic, watch")
 	installCmd.Flags().StringVarP(&gochost, "gochost", "", "127.0.0.1:7777", "specify the host of the goc sever")
+	installCmd.Flags().StringVarP(&gocextra, "gocextra", "", "", "specify the extra information injected into the build")
 	rootCmd.AddCommand(installCmd)
 }
 
@@ -42,6 +43,7 @@ func installAction(cmd *cobra.Command, args []string) {
 		build.WithArgs(args),
 		build.WithInstall(),
 		build.WithDebug(globalDebug),
+		build.WithExtra(gocextra),
 	)
 	b.Install()
 

pkg/build/agent.tpl

@@ -45,7 +45,7 @@ var (
 	token string
 	id string
 	cond = sync.NewCond(&sync.Mutex{})
-	register_extra = os.Getenv("GOC_REGISTER_EXTRA")
+	register_extra = "{{.Extra}}"
 )
 
 func init() {
@@ -55,6 +55,11 @@ func init() {
 		host = host_env
 	}
 
+	// init extra information
+	if os.Getenv("GOC_REGISTER_EXTRA") != "" {
+		register_extra = os.Getenv("GOC_REGISTER_EXTRA")
+	}
+
 	var dialer = websocket.DefaultDialer
 
 	go func() {

pkg/build/build.go

@@ -31,6 +31,7 @@ type Build struct {
 	Debug bool
 	Host  string
 	Mode  string // cover mode
+	Extra string
 
 	GOPATH           string
 	GOBIN            string
@@ -53,7 +54,6 @@ type Build struct {
 }
 
 // NewBuild creates a Build struct
-//
 func NewBuild(opts ...gocOption) *Build {
 	b := &Build{}
 

pkg/build/config.go

@@ -14,6 +14,8 @@
 package build
 
 import (
+	"strings"
+
 	"github.com/spf13/pflag"
 )
 
@@ -60,3 +62,9 @@ func WithDebug(enable bool) gocOption {
 		b.Debug = enable
 	}
 }
+
+func WithExtra(extra string) gocOption {
+	return func(b *Build) {
+		b.Extra = strings.TrimSpace(extra)
+	}
+}

pkg/build/inject.go

@@ -127,14 +127,14 @@ func (b *Build) getPkgTmpDir(pkgDir string) string {
 
 // injectGocAgent inject handlers like following
 //
-// - xxx.go
+//   - xxx.go
-// - yyy_package
+//   - yyy_package
-// - main.go
+//   - main.go
-// - goc-cover-agent-apis-auto-generated-11111-22222-bridge.go
+//   - goc-cover-agent-apis-auto-generated-11111-22222-bridge.go
-// - goc-cover-agent-apis-auto-generated-11111-22222-package
+//   - goc-cover-agent-apis-auto-generated-11111-22222-package
-//  |
+//     |
-//  -- rpcagent.go
+//     -- rpcagent.go
-//  -- watchagent.go
+//     -- watchagent.go
 //
 // 11111_22222_bridge.go 仅仅用于引用 11111_22222_package, where package contains ws agent main logic.
 // 使用 bridge.go 文件是为了避免插桩逻辑中的变量名污染 main 包
@@ -195,12 +195,14 @@ func (b *Build) injectGocAgent(where string, covers []*PackageCover) {
 		Package                  string
 		Host                     string
 		Mode                     string
+		Extra                    string
 	}{
 		Covers:                   covers,
 		GlobalCoverVarImportPath: b.GlobalCoverVarImportPath,
 		Package:                  injectPkgName,
 		Host:                     b.Host,
 		Mode:                     _coverMode,
+		Extra:                    b.Extra,
 	}
 
 	if err := coverMainTmpl.Execute(f2, tmplData); err != nil {