add ping command

cmd/harbor/root/cmd.go

@@ -110,6 +110,7 @@ harbor help
 		user.User(),
 		artifact.Artifact(),
 		HealthCommand(),
+		pingCommand(),
 	)
 
 	return root

cmd/harbor/root/ping.go

@@ -0,0 +1,41 @@
+package root
+
+import (
+	"fmt"
+
+	"github.com/goharbor/go-client/pkg/sdk/v2.0/client/ping"
+	"github.com/goharbor/harbor-cli/pkg/utils"
+	"github.com/sirupsen/logrus"
+	"github.com/spf13/cobra"
+)
+
+func pingCommand() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:     "ping",
+		Short:   "Ping the Harbor server",
+		Long:    `Ping the Harbor server to check if it is alive.`,
+		Example: `  harbor ping`,
+		RunE: func(cmd *cobra.Command, args []string) error {
+			return runPing()
+		},
+	}
+
+	return cmd
+}
+
+func runPing() error {
+	ctx, client, err := utils.ContextWithClient()
+	if err != nil {
+		logrus.Errorf("failed to get client: %v", err)
+		return err
+	}
+
+	resp, err := client.Ping.GetPing(ctx, &ping.GetPingParams{})
+	if err != nil {
+		logrus.Errorf("failed to ping the server: %v", err)
+		return err
+	}
+
+	fmt.Printf("Ping: %s\n", resp.Payload)
+	return nil
+}