podmanv2 commit

add commit of a container to a container-image

Signed-off-by: Brent Baude <bbaude@redhat.com>

1 files changed, 79 insertions, 0 deletions

diff --git a/cmd/podmanV2/containers/commit.go b/cmd/podmanV2/containers/commit.go
new file mode 100644
index 000000000..28eb42f33
--- /dev/null
+++ b/cmd/podmanV2/containers/commit.go
@@ -0,0 +1,79 @@
+package containers
+
+import (
+	"context"
+	"fmt"
+	"io/ioutil"
+	"os"
+	"strings"
+
+	"github.com/containers/libpod/cmd/podmanV2/registry"
+	"github.com/containers/libpod/pkg/domain/entities"
+	"github.com/pkg/errors"
+	"github.com/spf13/cobra"
+)
+
+var (
+	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:    commit,
+		PreRunE: preRunE,
+		Args:    cobra.MinimumNArgs(1),
+		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
+  podman commit containerID`,
+	}
+
+	// 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"}
+)
+
+var (
+	commitOptions = entities.CommitOptions{
+		ImageName: "",
+	}
+	iidFile string
+)
+
+func init() {
+	registry.Commands = append(registry.Commands, registry.CliCommand{
+		Mode:    []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
+		Command: commitCommand,
+	})
+	flags := commitCommand.Flags()
+	flags.StringArrayVarP(&commitOptions.Changes, "change", "c", []string{}, "Apply the following possible instructions to the created image (default []): "+strings.Join(ChangeCmds, " | "))
+	flags.StringVarP(&commitOptions.Format, "format", "f", "oci", "`Format` of the image manifest and metadata")
+	flags.StringVarP(&iidFile, "iidfile", "", "", "`file` to write the image ID to")
+	flags.StringVarP(&commitOptions.Message, "message", "m", "", "Set commit message for imported image")
+	flags.StringVarP(&commitOptions.Author, "author", "a", "", "Set the author for the image committed")
+	flags.BoolVarP(&commitOptions.Pause, "pause", "p", false, "Pause container during commit")
+	flags.BoolVarP(&commitOptions.Quiet, "quiet", "q", false, "Suppress output")
+	flags.BoolVar(&commitOptions.IncludeVolumes, "include-volumes", false, "Include container volumes as image volumes")
+
+}
+func commit(cmd *cobra.Command, args []string) error {
+	container := args[0]
+	if len(args) > 1 {
+		commitOptions.ImageName = args[1]
+	}
+	if !commitOptions.Quiet {
+		commitOptions.Writer = os.Stderr
+	}
+
+	response, err := registry.ContainerEngine().ContainerCommit(context.Background(), container, commitOptions)
+	if err != nil {
+		return err
+	}
+	if len(iidFile) > 0 {
+		if err = ioutil.WriteFile(iidFile, []byte(response.Id), 0644); err != nil {
+			return errors.Wrapf(err, "failed to write image ID to file %q", iidFile)
+		}
+	}
+	fmt.Println(response.Id)
+	return nil
+}