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- package container
- import (
- "fmt"
- "golang.org/x/net/context"
- "github.com/docker/docker/api/client"
- "github.com/docker/docker/cli"
- dockeropts "github.com/docker/docker/opts"
- "github.com/docker/engine-api/types"
- "github.com/spf13/cobra"
- )
- type commitOptions struct {
- container string
- reference string
- pause bool
- comment string
- author string
- changes dockeropts.ListOpts
- }
- // NewCommitCommand creates a new cobra.Command for `docker commit`
- func NewCommitCommand(dockerCli *client.DockerCli) *cobra.Command {
- var opts commitOptions
- cmd := &cobra.Command{
- Use: "commit [OPTIONS] CONTAINER [REPOSITORY[:TAG]]",
- Short: "Create a new image from a container's changes",
- Args: cli.RequiresRangeArgs(1, 2),
- RunE: func(cmd *cobra.Command, args []string) error {
- opts.container = args[0]
- if len(args) > 1 {
- opts.reference = args[1]
- }
- return runCommit(dockerCli, &opts)
- },
- }
- cmd.SetFlagErrorFunc(flagErrorFunc)
- flags := cmd.Flags()
- flags.SetInterspersed(false)
- flags.BoolVarP(&opts.pause, "pause", "p", true, "Pause container during commit")
- flags.StringVarP(&opts.comment, "message", "m", "", "Commit message")
- flags.StringVarP(&opts.author, "author", "a", "", "Author (e.g., \"John Hannibal Smith <hannibal@a-team.com>\")")
- opts.changes = dockeropts.NewListOpts(nil)
- flags.VarP(&opts.changes, "change", "c", "Apply Dockerfile instruction to the created image")
- return cmd
- }
- func runCommit(dockerCli *client.DockerCli, opts *commitOptions) error {
- ctx := context.Background()
- name := opts.container
- reference := opts.reference
- options := types.ContainerCommitOptions{
- Reference: reference,
- Comment: opts.comment,
- Author: opts.author,
- Changes: opts.changes.GetAll(),
- Pause: opts.pause,
- }
- response, err := dockerCli.Client().ContainerCommit(ctx, name, options)
- if err != nil {
- return err
- }
- fmt.Fprintln(dockerCli.Out(), response.ID)
- return nil
- }
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