Function newPortsForwardCmd

pkg/cmd/codespace/ports.go:301–322

NewPortsForwardCmd returns a Cobra "ports forward" subcommand, which forwards a set of port pairs from the codespace to localhost.

(app *App, selector *CodespaceSelector)

// NewPortsForwardCmd returns a Cobra "ports forward" subcommand, which forwards a set of
// port pairs from the codespace to localhost.
func newPortsForwardCmd(app *App, selector *CodespaceSelector) *cobra.Command {
	var allInterfaces bool

	cmd := &cobra.Command{
		Use:   "forward <remote-port>:<local-port>...",
		Short: "Forward ports",
		Long: heredoc.Docf(`
			Forward ports from a codespace to your local machine.

			Ports bind to loopback (%[1]s127.0.0.1%[1]s) by default. Use %[1]s--all-interfaces%[1]s
			to bind to all interfaces.
		`, "`"),
		Args: cobra.MinimumNArgs(1),
		RunE: func(cmd *cobra.Command, args []string) error {
			return app.ForwardPorts(cmd.Context(), selector, args, allInterfaces)
		},
	}

	cmd.Flags().BoolVar(&allInterfaces, "all-interfaces", false, "Listen on all network interfaces")

	return cmd
}

func (a *App) ForwardPorts(ctx context.Context, selector *CodespaceSelector, ports []string, allInterfaces bool) (err error) {
	portPairs, err := getPortPairs(ports)