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package main
import (
"github.com/containers/libpod/cmd/podman/cliconfig"
"github.com/containers/libpod/pkg/adapter"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"github.com/spf13/cobra"
)
var (
untagCommand cliconfig.UntagValues
_untagCommand = &cobra.Command{
Use: "untag [flags] IMAGE [NAME...]",
Short: "Remove a name from a local image",
Long: "Removes one or more names from a locally-stored image.",
RunE: func(cmd *cobra.Command, args []string) error {
untagCommand.InputArgs = args
untagCommand.GlobalFlags = MainGlobalOpts
untagCommand.Remote = remoteclient
return untag(&untagCommand)
},
Example: `podman untag 0e3bbc2
podman untag imageID:latest otherImageName:latest
podman untag httpd myregistryhost:5000/fedora/httpd:v2`,
}
)
func init() {
untagCommand.Command = _untagCommand
untagCommand.SetHelpTemplate(HelpTemplate())
untagCommand.SetUsageTemplate(UsageTemplate())
}
func untag(c *cliconfig.UntagValues) error {
args := c.InputArgs
if len(args) == 0 {
return errors.Errorf("at least one image name needs to be specified")
}
runtime, err := adapter.GetRuntime(getContext(), &c.PodmanCommand)
if err != nil {
return errors.Wrapf(err, "could not create runtime")
}
defer runtime.DeferredShutdown(false)
newImage, err := runtime.NewImageFromLocal(args[0])
if err != nil {
return err
}
tags := args[1:]
if len(args) == 1 {
// Remove all tags if not explicitly specified
tags = newImage.Names()
}
logrus.Debugf("Tags to be removed: %v", tags)
for _, tag := range tags {
if err := newImage.UntagImage(tag); err != nil {
return errors.Wrapf(err, "removing %q from %q", tag, newImage.InputName)
}
}
return nil
}
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