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package main
import (
"fmt"
"strings"
"github.com/containers/libpod/cmd/podman/cliconfig"
"github.com/containers/libpod/pkg/adapter"
"github.com/containers/libpod/pkg/util"
"github.com/pkg/errors"
"github.com/spf13/cobra"
)
var (
commitCommand cliconfig.CommitValues
commitDescription = `Create an image from a container's changes. Optionally tag the image created, set the author with the --author flag, set the commit message with the --message flag, and make changes to the instructions with the --change flag.`
_commitCommand = &cobra.Command{
Use: "commit [flags] CONTAINER IMAGE",
Short: "Create new image based on the changed container",
Long: commitDescription,
RunE: func(cmd *cobra.Command, args []string) error {
commitCommand.InputArgs = args
commitCommand.GlobalFlags = MainGlobalOpts
commitCommand.Remote = remoteclient
return commitCmd(&commitCommand)
},
Example: `podman commit -q --message "committing container to image" reverent_golick image-committed
podman commit -q --author "firstName lastName" reverent_golick image-committed
podman commit -q --pause=false containerID image-committed`,
}
// ChangeCmds is the list of valid Changes commands to passed to the Commit call
ChangeCmds = []string{"CMD", "ENTRYPOINT", "ENV", "EXPOSE", "LABEL", "ONBUILD", "STOPSIGNAL", "USER", "VOLUME", "WORKDIR"}
)
func init() {
commitCommand.Command = _commitCommand
commitCommand.SetHelpTemplate(HelpTemplate())
commitCommand.SetUsageTemplate(UsageTemplate())
flags := commitCommand.Flags()
flags.StringArrayVarP(&commitCommand.Change, "change", "c", []string{}, fmt.Sprintf("Apply the following possible instructions to the created image (default []): %s", strings.Join(ChangeCmds, " | ")))
flags.StringVarP(&commitCommand.Format, "format", "f", "oci", "`Format` of the image manifest and metadata")
flags.StringVarP(&commitCommand.Message, "message", "m", "", "Set commit message for imported image")
flags.StringVarP(&commitCommand.Author, "author", "a", "", "Set the author for the image committed")
flags.BoolVarP(&commitCommand.Pause, "pause", "p", false, "Pause container during commit")
flags.BoolVarP(&commitCommand.Quiet, "quiet", "q", false, "Suppress output")
flags.BoolVar(&commitCommand.IncludeVolumes, "include-volumes", false, "Include container volumes as image volumes")
}
func commitCmd(c *cliconfig.CommitValues) error {
runtime, err := adapter.GetRuntime(getContext(), &c.PodmanCommand)
if err != nil {
return errors.Wrapf(err, "could not get runtime")
}
defer runtime.Shutdown(false)
args := c.InputArgs
if len(args) != 2 {
return errors.Errorf("you must provide a container name or ID and a target image name")
}
container := args[0]
reference := args[1]
if c.Flag("change").Changed {
for _, change := range c.Change {
splitChange := strings.Split(strings.ToUpper(change), "=")
if len(splitChange) == 1 {
splitChange = strings.Split(strings.ToUpper(change), " ")
}
if !util.StringInSlice(splitChange[0], ChangeCmds) {
return errors.Errorf("invalid syntax for --change: %s", change)
}
}
}
iid, err := runtime.Commit(getContext(), c, container, reference)
if err != nil {
return err
}
fmt.Println(iid)
return nil
}
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