package client import ( "fmt" "strings" Cli "github.com/docker/docker/cli" flag "github.com/docker/docker/pkg/mflag" ) // CmdRename renames a container. // // Usage: docker rename OLD_NAME NEW_NAME func (cli *DockerCli) CmdRename(args ...string) error { cmd := Cli.Subcmd("rename", []string{"OLD_NAME NEW_NAME"}, "Rename a container", true) cmd.Require(flag.Exact, 2) cmd.ParseFlags(args, true) oldName := strings.TrimSpace(cmd.Arg(0)) newName := strings.TrimSpace(cmd.Arg(1)) if oldName == "" || newName == "" { return fmt.Errorf("Error: Neither old nor new names may be empty") } if _, _, err := readBody(cli.call("POST", fmt.Sprintf("/containers/%s/rename?name=%s", oldName, newName), nil, nil)); err != nil { fmt.Fprintf(cli.err, "%s\n", err) return fmt.Errorf("Error: failed to rename container named %s", oldName) } return nil }