Function runPort

cmd/compose/port.go:66–86

(ctx context.Context, dockerCli command.Cli, backendOptions *BackendOptions, opts portOptions, service string)

}

func runPort(ctx context.Context, dockerCli command.Cli, backendOptions *BackendOptions, opts portOptions, service string) error {
	projectName, err := opts.toProjectName(ctx, dockerCli)
	if err != nil {
		return err
	}

	backend, err := compose.NewComposeService(dockerCli, backendOptions.Options...)
	if err != nil {
		return err
	}
	ip, port, err := backend.Port(ctx, projectName, service, opts.port, api.PortOptions{
		Protocol: opts.protocol,
		Index:    opts.index,
	})
	if err != nil {
		return err
	}

	_, _ = fmt.Fprintf(dockerCli.Out(), "%s:%d\n", ip, port)
	return nil
}