| package client |
| |
| import ( |
| "net/url" |
| |
| Cli "github.com/docker/docker/cli" |
| flag "github.com/docker/docker/pkg/mflag" |
| "github.com/docker/docker/pkg/parsers" |
| "github.com/docker/docker/registry" |
| ) |
| |
| // CmdTag tags an image into a repository. |
| // |
| // Usage: docker tag [OPTIONS] IMAGE[:TAG] [REGISTRYHOST/][USERNAME/]NAME[:TAG] |
| func (cli *DockerCli) CmdTag(args ...string) error { |
| cmd := Cli.Subcmd("tag", []string{"IMAGE[:TAG] [REGISTRYHOST/][USERNAME/]NAME[:TAG]"}, "Tag an image into a repository", true) |
| force := cmd.Bool([]string{"f", "#force", "-force"}, false, "Force") |
| cmd.Require(flag.Exact, 2) |
| |
| cmd.ParseFlags(args, true) |
| |
| var ( |
| repository, tag = parsers.ParseRepositoryTag(cmd.Arg(1)) |
| v = url.Values{} |
| ) |
| |
| //Check if the given image name can be resolved |
| if err := registry.ValidateRepositoryName(repository); err != nil { |
| return err |
| } |
| v.Set("repo", repository) |
| v.Set("tag", tag) |
| |
| if *force { |
| v.Set("force", "1") |
| } |
| |
| if _, _, err := readBody(cli.call("POST", "/images/"+cmd.Arg(0)+"/tag?"+v.Encode(), nil, nil)); err != nil { |
| return err |
| } |
| return nil |
| } |