feat: include build info in docker image

.github/workflows/main.yml

@@ -51,8 +51,8 @@ jobs:
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           tags: |
-            type=semver,pattern=v{{version}}
-            type=semver,pattern=v{{major}}.{{minor}}
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
@@ -68,3 +68,7 @@ jobs:
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
           platforms: linux/amd64,linux/arm64
+          build-args: |
+            GENESIS_BUILD_VERSION=${{ github.ref_name }}
+            GENESIS_BUILD_COMMIT=${{ github.sha }}
+            GENESIS_BUILD_DATE=${{ github.event.head_commit.timestamp }}

Dockerfile

@@ -13,10 +13,18 @@ RUN GOOS=$TARGETOS GOARCH=$TARGETARCH go build
 
 FROM alpine:3.18
 
+ARG GENESIS_BUILD_VERSION
+ARG GENESIS_BUILD_DATE
+ARG GENESIS_BUILD_COMMIT
+
 WORKDIR /app
 
 COPY --from=build /app/genesis /app
 
 EXPOSE 8080
 
+ENV GENESIS_BUILD_VERSION=${GENESIS_BUILD_VERSION}
+ENV GENESIS_BUILD_DATE=${GENESIS_BUILD_DATE}
+ENV GENESIS_BUILD_COMMIT=${GENESIS_BUILD_COMMIT}
+
 CMD ["./genesis"]

core/config.go

@@ -18,6 +18,9 @@ type AppConfig struct {
 	DbPath           string
 	JWTSecret        []byte
 	JWTExpiration    time.Duration
+	AppBuildVersion  string
+	AppBuildDate     string
+	AppBuildCommit   string
 	AppGinMode       string
 	AppLogMode       string
 	AppPort          string
@@ -36,13 +39,16 @@ var Config = func() AppConfig {
 	}
 
 	if err := godotenv.Load(envFile); err != nil {
-		Logger.Info(".env file not found", zap.Error(err))
+		Logger.Info(".env file skipped")
 	}
 
-	return AppConfig{
+	config := AppConfig{
 		DbPath:           resolvePath(os.Getenv("GENESIS_DB_PATH")),
 		JWTSecret:        []byte(os.Getenv("GENESIS_JWT_SECRET")),
 		JWTExpiration:    time.Duration(parseInt(os.Getenv("GENESIS_JWT_TOKEN_EXPIRATION"))) * time.Minute,
+		AppBuildVersion:  os.Getenv("GENESIS_BUILD_VERSION"),
+		AppBuildDate:     os.Getenv("GENESIS_BUILD_DATE"),
+		AppBuildCommit:   os.Getenv("GENESIS_BUILD_COMMIT"),
 		AppGinMode:       os.Getenv("GENESIS_GIN_MODE"),
 		AppLogMode:       os.Getenv("GENESIS_LOG_MODE"),
 		AppPort:          os.Getenv("GENESIS_PORT"),
@@ -52,6 +58,14 @@ var Config = func() AppConfig {
 		AppDataMaxSize:   parseInt(os.Getenv("GENESIS_DATA_MAX_SIZE")) * 1000,
 		AppKeysPerUser:   parseInt(os.Getenv("GENESIS_KEYS_PER_USER")),
 	}
+
+	Logger.Info("build info",
+		zap.String("version", config.AppBuildVersion),
+		zap.String("date", config.AppBuildDate),
+		zap.String("commit", config.AppBuildCommit),
+	)
+
+	return config
 }()
 
 func parseInitialUserList(raw string) []User {