Function newLoginCommand

cli/command/registry/login.go:38–69

newLoginCommand creates a new `docker login` command

(dockerCLI command.Cli)

// newLoginCommand creates a new `docker login` command
func newLoginCommand(dockerCLI command.Cli) *cobra.Command {
	var opts loginOptions

	cmd := &cobra.Command{
		Use:   "login [OPTIONS] [SERVER]",
		Short: "Authenticate to a registry",
		Long:  "Authenticate to a registry.\nDefaults to Docker Hub if no server is specified.",
		Args:  cli.RequiresMaxArgs(1),
		RunE: func(cmd *cobra.Command, args []string) error {
			if len(args) > 0 {
				opts.serverAddress = args[0]
			}
			if err := verifyLoginFlags(cmd.Flags(), opts); err != nil {
				return err
			}
			return runLogin(cmd.Context(), dockerCLI, opts)
		},
		Annotations: map[string]string{
			"category-top": "8",
		},
		ValidArgsFunction:     cobra.NoFileCompletions,
		DisableFlagsInUseLine: true,
	}

	flags := cmd.Flags()

	flags.StringVarP(&opts.user, "username", "u", "", "Username")
	flags.StringVarP(&opts.password, "password", "p", "", `Password or Personal Access Token (PAT), or "-" to read from stdin`)
	flags.BoolVar(&opts.passwordStdin, "password-stdin", false, "Take the Password or Personal Access Token (PAT) from stdin")

	return cmd
}

// verifyLoginFlags validates flags set on the command.
//