Support for version

.github/workflows/release-and-docker.yml

@@ -44,6 +44,8 @@ jobs:
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
+        with:
+          buildkitd-flags: --debug
 
       - name: Login to DockerHub
         uses: docker/login-action@v3
@@ -69,3 +71,7 @@ jobs:
           push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+          build-args: |
+            VERSION=${{ github.ref_name }}
+            COMMIT=${{ github.sha }}
+            DATE=$(date -u +'%Y-%m-%dT%H:%M:%SZ')

.goreleaser.yaml

@@ -12,6 +12,11 @@ builds:
     goarch:
       - amd64
       - arm64
+    ldflags:
+      - -s -w
+      - -X github.com/shayonj/pg_flo/cmd.version={{.Version}}
+      - -X github.com/shayonj/pg_flo/cmd.commit={{.Commit}}
+      - -X github.com/shayonj/pg_flo/cmd.date={{.Date}}
     binary: pg_flo
 
 archives:

Dockerfile

@@ -1,7 +1,10 @@
 FROM golang:1.21-alpine AS builder
 WORKDIR /app
 COPY . .
-RUN go build -o pg_flo .
+ARG VERSION=dev
+ARG COMMIT=none
+ARG DATE=unknown
+RUN go build -v -ldflags="-s -w -X github.com/shayonj/pg_flo/cmd.version=${VERSION} -X github.com/shayonj/pg_flo/cmd.commit=${COMMIT} -X github.com/shayonj/pg_flo/cmd.date=${DATE}" -o pg_flo .
 
 FROM alpine:latest
 COPY --from=builder /app/pg_flo /usr/local/bin/

README.md

@@ -2,6 +2,8 @@
 
 [![CI](https://github.com/shayonj/pg_flo/actions/workflows/ci.yml/badge.svg?branch=main)](https://github.com/shayonj/pg_flo/actions/workflows/ci.yml)
 [![Integration](https://github.com/shayonj/pg_flo/actions/workflows/integration.yml/badge.svg?branch=main)](https://github.com/shayonj/pg_flo/actions/workflows/integration.yml)
+[![Release](https://img.shields.io/github/v/release/shayonj/pg_flo?sort=semver)](https://github.com/shayonj/pg_flo/releases/latest)
+[![Docker Image](https://img.shields.io/docker/v/shayonj/pg_flo?label=docker&sort=semver)](https://hub.docker.com/r/shayonj/pg_flo/tags)
 
 ## Table of Contents
 

cmd/root.go

@@ -65,6 +65,11 @@ var (
 		Short: "Start the worker with webhook sink",
 		Run:   runWorker,
 	}
+
+	// Version information set by goreleaser
+	version = "dev"
+	commit  = "none"
+	date    = "unknown"
 )
 
 func Execute() error {
@@ -134,6 +139,17 @@ func init() {
 	workerCmd.AddCommand(stdoutWorkerCmd, fileWorkerCmd, postgresWorkerCmd, webhookWorkerCmd)
 
 	rootCmd.AddCommand(replicatorCmd, workerCmd)
+
+	// Add version command
+	versionCmd := &cobra.Command{
+		Use:   "version",
+		Short: "Print version information",
+		Run: func(cmd *cobra.Command, args []string) {
+			fmt.Printf("pg_flo version %s\n", formatVersion())
+		},
+	}
+
+	rootCmd.AddCommand(versionCmd)
 }
 
 func initConfig() {
@@ -352,3 +368,7 @@ func markPersistentFlagRequired(cmd *cobra.Command, flags ...string) {
 		}
 	}
 }
+
+func formatVersion() string {
+	return fmt.Sprintf("%s (commit: %s, built: %s)", version, commit, date)
+}