auto versioning with goreleaser

Author: Guslington

.github/workflows/goreleaser.yaml

@@ -13,6 +13,10 @@ jobs:
         uses: actions/checkout@v2
         with:
           fetch-depth: 0
+      - 
+        name: Set outputs
+        id: vars
+        run: echo "::set-output name=sha_short::$(git rev-parse --short HEAD)"
       -
         name: Set up Go
         uses: actions/setup-go@v2
@@ -27,3 +31,5 @@ jobs:
           args: release --rm-dist
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          VERSION: ${{ github.event.release.tag_name }}
+          COMMIT: ${{ steps.vars.outputs.sha_short }}

.goreleaser.yml

@@ -5,6 +5,9 @@ builds:
       - windows
       - darwin
       - linux
+    ldflags:
+      - -X github.com/base2Services/bastion-cli/entrypoint.Version={{.Env.VERSION}}
+      - -X github.com/base2Services/bastion-cli/entrypoint.Build={{.Env.COMMIT}}
 archives:
   - format_overrides:
     - goos: windows

Makefile

@@ -1,14 +1,17 @@
+VERSION ?= latest
+GIT_COMMIT ?= $(shell git rev-parse --short HEAD)
+
 help:
 	echo "=== Download goreleaser from https://github.com/goreleaser/goreleaser/releases ===="
 	echo "=== Check https://goreleaser.com/ for alternative installation instructions ==== "
 	echo "make build - build bastion cli requires Go 1.15"
 	echo "make snapshot - create release binaries"
 
 build:
-	go build -o bin/bastion
+	go build -o bin/bastion -ldflags "-X 'github.com/base2Services/bastion-cli/entrypoint.Version=$(VERSION)' -X 'github.com/base2Services/bastion-cli/entrypoint.Build=$(GIT_COMMIT)'"
 
-install:
-	go build -o bastion && cp ./bastion /usr/local/bin/bastion
+install: build
+	cp ./bin/bastion /usr/local/bin/bastion
 
 snapshot:
 	goreleaser --snapshot --rm-dist

entrypoint/main.go

@@ -1,18 +1,22 @@
 package entrypoint
 
 import (
+	"fmt"
 	"log"
 	"os"
 
 	"github.com/base2Services/bastion-cli/bastion"
 	"github.com/urfave/cli/v2"
 )
 
+var Version = "latest"
+var Build = "build"
+
 func CliMain() {
 	app := &cli.App{
 		Name:    "bastion",
 		Usage:   "manage on-demand EC2 bastions",
-		Version: "0.1.3",
+		Version: fmt.Sprintf("%s_%s", Version, Build),
 		Commands: []*cli.Command{
 			{
 				Name:   "launch",