feat: add namespace command (#12)

Closes #11.

Author: leafty

pkg/cmd/namespace.go

@@ -0,0 +1,35 @@
+package cmd
+
+import (
+	"context"
+	"fmt"
+	"os"
+
+	"github.com/SwissDataScienceCenter/renku-dev-utils/pkg/github"
+	ns "github.com/SwissDataScienceCenter/renku-dev-utils/pkg/namespace"
+	"github.com/spf13/cobra"
+)
+
+var namespaceCmd = &cobra.Command{
+	Use:     "namespace",
+	Aliases: []string{"ns"},
+	Short:   "Print the kubernetes namespace of the current deployment",
+	Run:     namespaceFn,
+}
+
+func namespaceFn(cmd *cobra.Command, args []string) {
+	ctx := context.Background()
+
+	cli, err := github.NewGitHubCLI("")
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+	namespace, err = ns.FindCurrentNamespace(ctx, cli)
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+
+	fmt.Printf("%s\n", namespace)
+}

pkg/cmd/root.go

@@ -34,6 +34,7 @@ func init() {
 	rootCmd.AddCommand(cleanupDeploymentCmd)
 	rootCmd.AddCommand(copyKeycloakAdminPasswordCmd)
 	rootCmd.AddCommand(makeMeAdminCmd)
+	rootCmd.AddCommand(namespaceCmd)
 	rootCmd.AddCommand(openDeploymentCmd)
 	rootCmd.AddCommand(versionCmd)
 }