Ejemplo n.º 1
0
func runClusterRemove(args *docopt.Args) error {
	name := args.String["<cluster-name>"]

	if c := config.Remove(name); c != nil {
		msg := fmt.Sprintf("Cluster %q removed.", name)

		// Select next available cluster as default
		if config.Default == name && len(config.Clusters) > 0 {
			config.SetDefault(config.Clusters[0].Name)
			msg = fmt.Sprintf("Cluster %q removed and %q is now the default cluster.", name, config.Default)
		}

		if err := config.SaveTo(configPath()); err != nil {
			return err
		}

		cfg.RemoveGlobalGitConfig(c.GitURL)

		if host, err := c.DockerPushHost(); err == nil {
			dockerLogout(host)
		}

		log.Print(msg)
	}

	return nil
}
Ejemplo n.º 2
0
func runClusterMigrateDomain(args *docopt.Args) error {
	cluster, err := getCluster()
	if err != nil {
		shutdown.Fatal(err)
	}
	client, err := cluster.Client()
	if err != nil {
		shutdown.Fatal(err)
	}

	dm := &ct.DomainMigration{
		Domain: args.String["<domain>"],
	}

	release, err := client.GetAppRelease("controller")
	if err != nil {
		return err
	}
	dm.OldDomain = release.Env["DEFAULT_ROUTE_DOMAIN"]

	if !promptYesNo(fmt.Sprintf("Migrate cluster domain from %q to %q?", dm.OldDomain, dm.Domain)) {
		fmt.Println("Aborted")
		return nil
	}

	maxDuration := 2 * time.Minute
	fmt.Printf("Migrating cluster domain (this can take up to %s)...\n", maxDuration)

	events := make(chan *ct.Event)
	stream, err := client.StreamEvents(ct.StreamEventsOptions{
		ObjectTypes: []ct.EventType{ct.EventTypeDomainMigration},
	}, events)
	if err != nil {
		return nil
	}
	defer stream.Close()

	if err := client.PutDomain(dm); err != nil {
		return err
	}

	timeout := time.After(maxDuration)
	for {
		select {
		case event, ok := <-events:
			if !ok {
				return stream.Err()
			}
			var e *ct.DomainMigrationEvent
			if err := json.Unmarshal(event.Data, &e); err != nil {
				return err
			}
			if e.Error != "" {
				fmt.Println(e.Error)
			}
			if e.DomainMigration.FinishedAt != nil {
				dm = e.DomainMigration
				fmt.Printf("Changed cluster domain from %q to %q\n", dm.OldDomain, dm.Domain)

				// update flynnrc
				cluster.TLSPin = dm.TLSCert.Pin
				cluster.ControllerURL = fmt.Sprintf("https://controller.%s", dm.Domain)
				cluster.GitURL = fmt.Sprintf("https://git.%s", dm.Domain)
				cluster.DockerPushURL = fmt.Sprintf("https://docker.%s", dm.Domain)
				if err := config.SaveTo(configPath()); err != nil {
					return fmt.Errorf("Error saving config: %s", err)
				}

				// update git config
				caFile, err := cfg.CACertFile(cluster.Name)
				if err != nil {
					return err
				}
				defer caFile.Close()
				if _, err := caFile.Write([]byte(dm.TLSCert.CACert)); err != nil {
					return err
				}
				if err := cfg.WriteGlobalGitConfig(cluster.GitURL, caFile.Name()); err != nil {
					return err
				}
				cfg.RemoveGlobalGitConfig(fmt.Sprintf("https://git.%s", dm.OldDomain))

				// try to run "docker login" for the new domain, but just print a warning
				// if it fails so the user can fix it later
				if host, err := cluster.DockerPushHost(); err == nil {
					if err := dockerLogin(host, cluster.Key); err == ErrDockerTLSError {
						printDockerTLSWarning(host, caFile.Name())
					}
				}
				dockerLogout(dm.OldDomain)

				fmt.Println("Updated local CLI configuration")
				return nil
			}
		case <-timeout:
			return errors.New("timed out waiting for domain migration to complete")
		}
	}
}