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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/spf13/cobra"
)
var (
tagCommand cliconfig.TagValues
tagDescription = "Adds one or more additional names to locally-stored image"
_tagCommand = &cobra.Command{
Use: "tag [flags] IMAGE TAG [TAG...]",
Short: "Add an additional name to a local image",
Long: tagDescription,
RunE: func(cmd *cobra.Command, args []string) error {
tagCommand.InputArgs = args
tagCommand.GlobalFlags = MainGlobalOpts
return tagCmd(&tagCommand)
},
Example: `podman tag 0e3bbc2 fedora:latest
podman tag imageID:latest myNewImage:newTag
podman tag httpd myregistryhost:5000/fedora/httpd:v2`,
}
)
func init() {
tagCommand.Command = _tagCommand
tagCommand.SetUsageTemplate(UsageTemplate())
}
func tagCmd(c *cliconfig.TagValues) error {
args := c.InputArgs
if len(args) < 2 {
return errors.Errorf("image name and at least one new name must be specified")
}
runtime, err := adapter.GetRuntime(&c.PodmanCommand)
if err != nil {
return errors.Wrapf(err, "could not create runtime")
}
defer runtime.Shutdown(false)
newImage, err := runtime.NewImageFromLocal(args[0])
if err != nil {
return err
}
for _, tagName := range args[1:] {
if err := newImage.TagImage(tagName); err != nil {
return errors.Wrapf(err, "error adding '%s' to image %q", tagName, newImage.InputName)
}
}
return nil
}
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