Merge pull request #254 from systemli/Add-Version-Command

🧑‍💻 Add Version Command

.goreleaser.yml

@@ -12,20 +12,19 @@ builds:
       - "6"
       - "7"
     ldflags:
-      - "-s -w"
-      - "-X main.GitCommit={{ .Commit }}"
-      - "-X main.GitVersion={{ .Version }}"
+      - -s -w
+      - -X github.com/systemli/ticker/cmd.version={{.Version}}
+      - -X github.com/systemli/ticker/cmd.commit={{.Commit}}
 dockers:
-  -
-    goos: linux
+  - goos: linux
     goarch: amd64
     image_templates:
       - "systemli/ticker:{{ .Tag }}"
       - "systemli/ticker:{{ .Major }}"
       - "systemli/ticker:{{ .Major }}.{{ .Minor }}"
       - "systemli/ticker:latest"
 checksum:
-  name_template: 'checksums.txt'
+  name_template: "checksums.txt"
 snapshot:
   name_template: "{{ .Tag }}-next"
 changelog:

cmd/root.go

@@ -12,9 +12,6 @@ import (
 )
 
 var (
-	GitCommit  string
-	GitVersion string
-
 	configPath string
 	cfg        config.Config
 
@@ -50,6 +47,7 @@ func initConfig() {
 func Execute() {
 	rootCmd.AddCommand(runCmd)
 	rootCmd.AddCommand(dbCmd)
+	rootCmd.AddCommand(versionCmd)
 
 	if err := rootCmd.Execute(); err != nil {
 		fmt.Println(err)

cmd/run.go

@@ -20,10 +20,7 @@ var (
 		Use:   "run",
 		Short: "Run the ticker",
 		Run: func(cmd *cobra.Command, args []string) {
-			log.Infof("starting ticker api on %s", cfg.Listen)
-			if GitCommit != "" && GitVersion != "" {
-				log.Infof("build info: %s (commit: %s)", GitVersion, GitCommit)
-			}
+			log.Infof("starting ticker (version: %s, commit: %s) on %s", version, commit, cfg.Listen)
 
 			go func() {
 				http.Handle("/metrics", promhttp.Handler())

cmd/version.go

@@ -0,0 +1,20 @@
+package cmd
+
+import (
+	"fmt"
+
+	"github.com/spf13/cobra"
+)
+
+var (
+	version = "dev"
+	commit  = "HEAD"
+
+	versionCmd = &cobra.Command{
+		Use:   "version",
+		Short: "Print the version",
+		Run: func(cmd *cobra.Command, args []string) {
+			fmt.Printf("Ticker version: %s (commit: %s)\n", version, commit)
+		},
+	}
+)