package client import ( "encoding/json" "net/url" "strconv" "github.com/docker/docker/api/types" "github.com/docker/docker/api/types/swarm" "golang.org/x/net/context" ) // ServiceUpdate updates a Service. func (cli *Client) ServiceUpdate(ctx context.Context, serviceID string, version swarm.Version, service swarm.ServiceSpec, options types.ServiceUpdateOptions) (types.ServiceUpdateResponse, error) { var ( headers map[string][]string query = url.Values{} ) if options.EncodedRegistryAuth != "" { headers = map[string][]string{ "X-Registry-Auth": {options.EncodedRegistryAuth}, } } if options.RegistryAuthFrom != "" { query.Set("registryAuthFrom", options.RegistryAuthFrom) } if options.Rollback != "" { query.Set("rollback", options.Rollback) } query.Set("version", strconv.FormatUint(version.Index, 10)) var response types.ServiceUpdateResponse resp, err := cli.post(ctx, "/services/"+serviceID+"/update", query, service, headers) if err != nil { return response, err } err = json.NewDecoder(resp.body).Decode(&response) ensureReaderClosed(resp) return response, err }