Embed version into CLI (#28)

.goreleaser.yaml

@@ -9,6 +9,10 @@ builds:
       - windows
       - darwin
     dir: ./cli
+    ldflags:
+      - -X github.com/keyval-dev/odigos/cli/cmd.OdigosVersion={{ .Tag }}
+      - -X github.com/keyval-dev/odigos/cli/cmd.OdigosCommit={{ .ShortCommit }}
+      - -X github.com/keyval-dev/odigos/cli/cmd.OdigosDate={{ .Date }}
 archives:
   - replacements:
       darwin: Darwin

cli/cmd/install.go

@@ -16,7 +16,6 @@ import (
 
 const (
 	defaultNamespace = "odigos-system"
-	defaultVersion   = "v0.1.3"
 )
 
 var (
@@ -262,6 +261,6 @@ func createKubeResourceWithLogging(ctx context.Context, msg string, client *kube
 func init() {
 	rootCmd.AddCommand(installCmd)
 	installCmd.Flags().StringVarP(&namespaceFlag, "namespace", "n", defaultNamespace, "target namespace for Odigos installation")
-	installCmd.Flags().StringVar(&versionFlag, "version", defaultVersion, "target version for Odigos installation")
+	installCmd.Flags().StringVar(&versionFlag, "version", OdigosVersion, "target version for Odigos installation")
 	installCmd.Flags().BoolVar(&skipWait, "nowait", false, "Skip waiting for pods to be ready")
 }

cli/cmd/version.go

@@ -0,0 +1,46 @@
+/*
+Copyright © 2022 NAME HERE <EMAIL ADDRESS>
+
+*/
+package cmd
+
+import (
+	"fmt"
+
+	"github.com/spf13/cobra"
+)
+
+var (
+	OdigosVersion string
+	OdigosCommit  string
+	OdigosDate    string
+)
+
+// versionCmd represents the version command
+var versionCmd = &cobra.Command{
+	Use:   "version",
+	Short: "A brief description of your command",
+	Long: `A longer description that spans multiple lines and likely contains examples
+and usage of using your command. For example:
+
+Cobra is a CLI library for Go that empowers applications.
+This application is a tool to generate the needed files
+to quickly create a Cobra application.`,
+	Run: func(cmd *cobra.Command, args []string) {
+		fmt.Printf("version.Info{Version:'%s', GitCommit:'%s', BuildDate:'%s'}\n", OdigosVersion, OdigosCommit, OdigosDate)
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(versionCmd)
+
+	// Here you will define your flags and configuration settings.
+
+	// Cobra supports Persistent Flags which will work for this command
+	// and all subcommands, e.g.:
+	// versionCmd.PersistentFlags().String("foo", "", "A help for foo")
+
+	// Cobra supports local flags which will only run when this command
+	// is called directly, e.g.:
+	// versionCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
+}