Function exportCommand

cmd/compose/export.go:37–60

(p *ProjectOptions, dockerCli command.Cli, backendOptions *BackendOptions)

}

func exportCommand(p *ProjectOptions, dockerCli command.Cli, backendOptions *BackendOptions) *cobra.Command {
	options := exportOptions{
		ProjectOptions: p,
	}
	cmd := &cobra.Command{
		Use:   "export [OPTIONS] SERVICE",
		Short: "Export a service container's filesystem as a tar archive",
		Args:  cobra.MinimumNArgs(1),
		PreRunE: Adapt(func(ctx context.Context, args []string) error {
			options.service = args[0]
			return nil
		}),
		RunE: Adapt(func(ctx context.Context, args []string) error {
			return runExport(ctx, dockerCli, backendOptions, options)
		}),
		ValidArgsFunction: completeServiceNames(dockerCli, p),
	}

	flags := cmd.Flags()
	flags.IntVar(&options.index, "index", 0, "index of the container if service has multiple replicas.")
	flags.StringVarP(&options.output, "output", "o", "", "Write to a file, instead of STDOUT")

	return cmd
}

func runExport(ctx context.Context, dockerCli command.Cli, backendOptions *BackendOptions, options exportOptions) error {
	projectName, err := options.toProjectName(ctx, dockerCli)