diff options
Diffstat (limited to 'cmd/podman/save.go')
-rw-r--r-- | cmd/podman/save.go | 70 |
1 files changed, 31 insertions, 39 deletions
diff --git a/cmd/podman/save.go b/cmd/podman/save.go index 325140b76..766561f1a 100644 --- a/cmd/podman/save.go +++ b/cmd/podman/save.go @@ -12,12 +12,13 @@ import ( "github.com/containers/image/manifest" ociarchive "github.com/containers/image/oci/archive" "github.com/containers/image/types" + "github.com/containers/libpod/cmd/podman/cliconfig" "github.com/containers/libpod/cmd/podman/libpodruntime" libpodImage "github.com/containers/libpod/libpod/image" imgspecv1 "github.com/opencontainers/image-spec/specs-go/v1" "github.com/pkg/errors" "github.com/sirupsen/logrus" - "github.com/urfave/cli" + "github.com/spf13/cobra" ) const ( @@ -26,67 +27,58 @@ const ( ) var ( - saveFlags = []cli.Flag{ - cli.BoolFlag{ - Name: "compress", - Usage: "Compress tarball image layers when saving to a directory using the 'dir' transport. (default is same compression type as source)", - }, - cli.StringFlag{ - Name: "output, o", - Usage: "Write to a file, default is STDOUT", - Value: "/dev/stdout", - }, - cli.BoolFlag{ - Name: "quiet, q", - Usage: "Suppress the output", - }, - cli.StringFlag{ - Name: "format", - Usage: "Save image to oci-archive, oci-dir (directory with oci manifest type), docker-dir (directory with v2s2 manifest type)", - }, - } + saveCommand cliconfig.SaveValues saveDescription = ` Save an image to docker-archive or oci-archive on the local machine. Default is docker-archive` - saveCommand = cli.Command{ - Name: "save", - Usage: "Save image to an archive", - Description: saveDescription, - Flags: sortFlags(saveFlags), - Action: saveCmd, - ArgsUsage: "", - SkipArgReorder: true, - OnUsageError: usageErrorHandler, + _saveCommand = &cobra.Command{ + Use: "save", + Short: "Save image to an archive", + Long: saveDescription, + RunE: func(cmd *cobra.Command, args []string) error { + saveCommand.InputArgs = args + saveCommand.GlobalFlags = MainGlobalOpts + return saveCmd(&saveCommand) + }, + Example: "", } ) +func init() { + saveCommand.Command = _saveCommand + flags := saveCommand.Flags() + flags.BoolVar(&saveCommand.Compress, "compress", false, "Compress tarball image layers when saving to a directory using the 'dir' transport. (default is same compression type as source)") + flags.StringVar(&saveCommand.Format, "format", "", "Save image to oci-archive, oci-dir (directory with oci manifest type), docker-dir (directory with v2s2 manifest type)") + flags.StringVarP(&saveCommand.Output, "output", "o", "/dev/stdout", "Write to a file, default is STDOUT") + flags.BoolVarP(&saveCommand.Quiet, "quiet", "q", false, "Suppress the output") + + rootCmd.AddCommand(saveCommand.Command) +} + // saveCmd saves the image to either docker-archive or oci -func saveCmd(c *cli.Context) error { - args := c.Args() +func saveCmd(c *cliconfig.SaveValues) error { + args := c.InputArgs if len(args) == 0 { return errors.Errorf("need at least 1 argument") } - if err := validateFlags(c, saveFlags); err != nil { - return err - } - runtime, err := libpodruntime.GetRuntime(c) + runtime, err := libpodruntime.GetRuntime(&c.PodmanCommand) if err != nil { return errors.Wrapf(err, "could not create runtime") } defer runtime.Shutdown(false) - if c.IsSet("compress") && (c.String("format") != ociManifestDir && c.String("format") != v2s2ManifestDir && c.String("format") == "") { + if c.Flag("compress").Changed && (c.Format != ociManifestDir && c.Format != v2s2ManifestDir && c.Format == "") { return errors.Errorf("--compress can only be set when --format is either 'oci-dir' or 'docker-dir'") } var writer io.Writer - if !c.Bool("quiet") { + if !c.Quiet { writer = os.Stderr } - output := c.String("output") + output := c.Output if output == "/dev/stdout" { fi := os.Stdout if logrus.IsTerminal(fi) { @@ -105,7 +97,7 @@ func saveCmd(c *cli.Context) error { var destRef types.ImageReference var manifestType string - switch c.String("format") { + switch c.Format { case "oci-archive": destImageName := imageNameForSaveDestination(newImage, source) destRef, err = ociarchive.NewReference(output, destImageName) // destImageName may be "" |