Versions

Author: halabooda

Dockerfile

@@ -23,6 +23,7 @@ ARG TARGETARCH
 
 RUN set -xe \
 	&& GOOS=$TARGETOS GOARCH=$TARGETARCH CGO_ENABLED=0 \
+    -ldflags="-X main.VersionName=${GIT_VERSION} -X main.GitCommit=${GIT_COMMIT} -X main.BuildDate=$(date --utc)" \
     go build \
     -tags prod \
     -o ./bin/playground .

main.go

@@ -63,6 +63,8 @@ func main() {
 	flag.Parse()
 	log.Printf("Use backend URL on :%s ...", *backendURL)
 
+	ShowVersion()
+
 	if err := waitForSandbox(10, 3*time.Second); err != nil {
 		log.Println(err)
 		return

version.go

@@ -0,0 +1,13 @@
+package main
+
+import (
+	"fmt"
+)
+
+var VersionName = "n/a"
+var GitCommit = "n/a"
+var BuildDate = "n/a"
+
+func ShowVersion() {
+	fmt.Printf("Version: %s\nCommit: %s\nDate: %s\n", VersionName, GitCommit, BuildDate)
+}