package client import ( "fmt" "net/url" "strconv" "github.com/docker/engine-api/types/swarm" "golang.org/x/net/context" ) // SwarmUpdate updates the Swarm. func (cli *Client) SwarmUpdate(ctx context.Context, version swarm.Version, swarm swarm.Spec, flags swarm.UpdateFlags) error { query := url.Values{} query.Set("version", strconv.FormatUint(version.Index, 10)) query.Set("rotateWorkerToken", fmt.Sprintf("%v", flags.RotateWorkerToken)) query.Set("rotateManagerToken", fmt.Sprintf("%v", flags.RotateManagerToken)) resp, err := cli.post(ctx, "/swarm/update", query, swarm, nil) ensureReaderClosed(resp) return err }