automatically write version info every time release (alibaba#245)

Makefile

@@ -14,15 +14,17 @@
 
 #-------------------------------------------------------------------------------
 # General build options
+# Change this parameter while releasing
+MAIN_VERSION := 0.4.0
+
 CURRENT_OS := $(shell uname -s | tr '[:upper:]' '[:lower:]')
 CURRENT_ARCH := $(shell uname -m)
 
 MOD_NAME := github.com/alibaba/opentelemetry-go-auto-instrumentation
-VERSION := $(MAIN_VERSION)_$(COMMIT_ID)
-XVERSION := -X=$(MOD_NAME)/tool/config.ToolVersion=$(VERSION)
 STRIP_DEBUG := -s -w
 LDFLAGS := $(XVERSION) $(STRIP_DEBUG)
-BUILD_CMD = CGO_ENABLED=0 GOOS=$(1) GOARCH=$(2) go build -a -ldflags="$(LDFLAGS)" -o $(3) ./tool/cmd
+# default build cmd without ldflags
+BUILD_CMD = CGO_ENABLED=0 GOOS=$(1) GOARCH=$(2) go build -a -o $(3) ./tool/cmd
 
 OUTPUT_BASE = otel
 OUTPUT_DARWIN_AMD64 = $(OUTPUT_BASE)-darwin-amd64
@@ -31,6 +33,21 @@ OUTPUT_WINDOWS_AMD64 = $(OUTPUT_BASE)-windows-amd64.exe
 OUTPUT_DARWIN_ARM64 = $(OUTPUT_BASE)-darwin-arm64
 OUTPUT_LINUX_ARM64 = $(OUTPUT_BASE)-linux-arm64
 
+#-------------------------------------------------------------------------------
+# Prepare version
+# Get the current Git commit ID
+CHECK_GIT_DIRECTORY := $(if $(wildcard .git),true,false)
+ifeq ($(CHECK_GIT_DIRECTORY),true)
+	COMMIT_ID := $(shell git rev-parse --short HEAD)
+else
+	COMMIT_ID := default
+endif
+
+VERSION := $(MAIN_VERSION)_$(COMMIT_ID)
+XVERSION := -X=$(MOD_NAME)/tool/config.ToolVersion=$(VERSION) -X=$(MOD_NAME)/pkg/inst-api/version.Tag=v$(VERSION)
+LDFLAGS := $(XVERSION) $(STRIP_DEBUG)
+BUILD_CMD = CGO_ENABLED=0 GOOS=$(1) GOARCH=$(2) go build -a -ldflags="$(LDFLAGS)" -o $(3) ./tool/cmd
+
 #-------------------------------------------------------------------------------
 # Multiple OS and ARCH support
 ifeq ($(CURRENT_ARCH), x86_64)
@@ -46,22 +63,6 @@ ifeq ($(findstring msys,$(CURRENT_OS)),msys)
    CURRENT_OS := windows
 endif
 
-# Get the current Git commit ID
-CHECK_GIT_DIRECTORY := $(if $(wildcard .git),true,false)
-ifeq ($(CHECK_GIT_DIRECTORY),true)
-	BRANCH_NAME := $(shell git rev-parse --abbrev-ref HEAD)
-	ifeq ($(findstring /,$(BRANCH_NAME)),/)
-		MAIN_VERSION := $(shell echo $(BRANCH_NAME) | cut -d'/' -f2-)
-	else
-		MAIN_VERSION := 1.0.0
-	endif
-	COMMIT_ID := $(shell git rev-parse --short HEAD)
-else
-	BRANCH_NAME := 1.0.0
-	MAIN_VERSION := 1.0.0
-	COMMIT_ID := default
-endif
-
 #-------------------------------------------------------------------------------
 # Build targets
 .PHONY: build

go.sum

@@ -70,11 +70,9 @@ github.com/docker/go-connections v0.5.0 h1:USnMq7hx7gwdVZq1L49hLXaFtUdTADjXGp+uj
 github.com/docker/go-connections v0.5.0/go.mod h1:ov60Kzw0kKElRwhNs9UlUHAE/F9Fe6GLaXnqyDdmEXc=
 github.com/docker/go-units v0.5.0 h1:69rxXcBk27SvSaaxTtLh/8llcHD8vYHT7WSdRZ/jvr4=
 github.com/docker/go-units v0.5.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
-github.com/elastic/elastic-transport-go/v8 v8.0.0-alpha h1:SW9xcMVxx4Nv9oRm5rQxzAMAatwiZV8xROP2a48y45Q=
-github.com/elastic/elastic-transport-go/v8 v8.0.0-alpha/go.mod h1:87Tcz8IVNe6rVSLdBux1o/PEItLtyabHU3naC7IoqKI=
+github.com/elastic/elastic-transport-go/v8 v8.1.0 h1:NeqEz1ty4RQz+TVbUrpSU7pZ48XkzGWQj02k5koahIE=
 github.com/elastic/elastic-transport-go/v8 v8.1.0/go.mod h1:87Tcz8IVNe6rVSLdBux1o/PEItLtyabHU3naC7IoqKI=
-github.com/elastic/go-elasticsearch/v8 v8.0.0 h1:Hte+pgoEZI88j/sQx7u9vK9SqisvJYkYMmxDnQXiJyM=
-github.com/elastic/go-elasticsearch/v8 v8.0.0/go.mod h1:8NCWP26meGbncX+R9sxo2JD8IqBjRTuS7yXMstHpd40=
+github.com/elastic/go-elasticsearch/v8 v8.4.0 h1:Rn1mcqaIMcNT43hnx2H62cIFZ+B6mjWtzj85BDKrvCE=
 github.com/elastic/go-elasticsearch/v8 v8.4.0/go.mod h1:yY52i2Vj0unLz+N3Nwx1gM5LXwoj3h2dgptNGBYkMLA=
 github.com/envoyproxy/go-control-plane v0.13.0 h1:HzkeUz1Knt+3bK+8LG1bxOO/jzWZmdxpwC51i202les=
 github.com/envoyproxy/go-control-plane v0.13.0/go.mod h1:GRaKG3dwvFoTg4nj7aXdZnvMg4d7nvT/wl9WgVXn3Q8=

pkg/inst-api/version/version.go

@@ -15,4 +15,4 @@
 package version
 
 // Tag specifies the current release tag. It needs to be manually updated.
-const Tag = "v0.4.0"
+var Tag = "v0.4.0"

tool/config/config.go

@@ -236,7 +236,7 @@ func InitConfig() (err error) {
 }
 
 func PrintVersion() error {
-	fmt.Printf("%s version %s", GetToolName(), ToolVersion)
+	fmt.Printf("%s version %s\n", GetToolName(), ToolVersion)
 	os.Exit(0)
 	return nil
 }