Function copyOptions

cmd/nerdctl/container/container_cp_linux.go:84–128

(cmd *cobra.Command, args []string)

}

func copyOptions(cmd *cobra.Command, args []string) (types.ContainerCpOptions, error) {
	globalOptions, err := helpers.ProcessRootCmdFlags(cmd)
	if err != nil {
		return types.ContainerCpOptions{}, err
	}
	flagL, err := cmd.Flags().GetBool("follow-link")
	if err != nil {
		return types.ContainerCpOptions{}, err
	}

	srcSpec, err := parseCpFileSpec(args[0])
	if err != nil {
		return types.ContainerCpOptions{}, err
	}

	destSpec, err := parseCpFileSpec(args[1])
	if err != nil {
		return types.ContainerCpOptions{}, err
	}

	if (srcSpec.Container != nil && destSpec.Container != nil) || (len(srcSpec.Path) == 0 && len(destSpec.Path) == 0) {
		return types.ContainerCpOptions{}, fmt.Errorf("one of src or dest must be a local file specification")
	}
	if srcSpec.Container == nil && destSpec.Container == nil {
		return types.ContainerCpOptions{}, fmt.Errorf("one of src or dest must be a container file specification")
	}

	container2host := srcSpec.Container != nil
	var containerReq string
	if container2host {
		containerReq = *srcSpec.Container
	} else {
		containerReq = *destSpec.Container
	}
	return types.ContainerCpOptions{
		GOptions:       globalOptions,
		Container2Host: container2host,
		ContainerReq:   containerReq,
		DestPath:       destSpec.Path,
		SrcPath:        srcSpec.Path,
		FollowSymLink:  flagL,
		FromStdin:      srcSpec.Path == "-",
		ToStdout:       destSpec.Path == "-",
	}, nil
}

func AddCpCommand(rootCmd *cobra.Command) {
	rootCmd.AddCommand(copyCommand())