package client import ( "encoding/json" "errors" "net/url" "github.com/docker/distribution/reference" "github.com/docker/docker/api/types" "golang.org/x/net/context" ) // ContainerCommit applies changes into a container and creates a new tagged image. func (cli *Client) ContainerCommit(ctx context.Context, container string, options types.ContainerCommitOptions) (types.IDResponse, error) { var repository, tag string if options.Reference != "" { ref, err := reference.ParseNormalizedNamed(options.Reference) if err != nil { return types.IDResponse{}, err } if _, isCanonical := ref.(reference.Canonical); isCanonical { return types.IDResponse{}, errors.New("refusing to create a tag with a digest reference") } ref = reference.TagNameOnly(ref) if tagged, ok := ref.(reference.Tagged); ok { tag = tagged.Tag() } repository = reference.FamiliarName(ref) } query := url.Values{} query.Set("container", container) query.Set("repo", repository) query.Set("tag", tag) query.Set("comment", options.Comment) query.Set("author", options.Author) for _, change := range options.Changes { query.Add("changes", change) } if !options.Pause { query.Set("pause", "0") } var response types.IDResponse resp, err := cli.post(ctx, "/commit", query, options.Config, nil) if err != nil { return response, err } err = json.NewDecoder(resp.body).Decode(&response) ensureReaderClosed(resp) return response, err }