Golang Container.SetStatus方法代码示例

func (h *ContainerHealer) healContainerIfNeeded(cont container.Container) error {
	if cont.LastSuccessStatusUpdate.IsZero() {
		if !cont.MongoID.Time().Before(time.Now().Add(-h.maxUnresponsiveTime)) {
			return nil
		}
	}
	isAsExpected, err := h.isAsExpected(cont)
	if err != nil {
		log.Errorf("Containers healing: couldn't verify running processes in container %q: %s", cont.ID, err)
	}
	if isAsExpected {
		cont.SetStatus(h.provisioner, cont.ExpectedStatus(), true)
		return nil
	}
	locked := h.locker.Lock(cont.AppName)
	if !locked {
		return errors.Errorf("Containers healing: unable to heal %q couldn't lock app %s", cont.ID, cont.AppName)
	}
	defer h.locker.Unlock(cont.AppName)
	// Sanity check, now we have a lock, let's find out if the container still exists
	_, err = h.provisioner.GetContainer(cont.ID)
	if err != nil {
		if _, isNotFound := err.(*provision.UnitNotFoundError); isNotFound {
			return nil
		}
		return errors.Wrapf(err, "Containers healing: unable to heal %q couldn't verify it still exists", cont.ID)
	}
	a, err := app.GetByName(cont.AppName)
	if err != nil {
		return errors.Wrapf(err, "Containers healing: unable to heal %q couldn't get app %q", cont.ID, cont.AppName)
	}
	log.Errorf("Initiating healing process for container %q, unresponsive since %s.", cont.ID, cont.LastSuccessStatusUpdate)
	evt, err := event.NewInternal(&event.Opts{
		Target:       event.Target{Type: event.TargetTypeContainer, Value: cont.ID},
		InternalKind: "healer",
		CustomData:   cont,
		Allowed: event.Allowed(permission.PermAppReadEvents, append(permission.Contexts(permission.CtxTeam, a.Teams),
			permission.Context(permission.CtxApp, a.Name),
			permission.Context(permission.CtxPool, a.Pool),
		)...),
	})
	if err != nil {
		return errors.Wrap(err, "Error trying to insert container healing event, healing aborted")
	}
	newCont, healErr := h.healContainer(cont)
	if healErr != nil {
		healErr = errors.Errorf("Error healing container %q: %s", cont.ID, healErr.Error())
	}
	err = evt.DoneCustomData(healErr, newCont)
	if err != nil {
		log.Errorf("Error trying to update containers healing event: %s", err)
	}
	return healErr
}

func (h *ContainerHealer) healContainerIfNeeded(cont container.Container) error {
	if cont.LastSuccessStatusUpdate.IsZero() {
		if !cont.MongoID.Time().Before(time.Now().Add(-h.maxUnresponsiveTime)) {
			return nil
		}
	}
	isRunning, err := h.isRunning(cont)
	if err != nil {
		log.Errorf("Containers healing: couldn't verify running processes in container %s: %s", cont.ID, err.Error())
	}
	if isRunning {
		cont.SetStatus(h.provisioner, provision.StatusStarted, true)
		return nil
	}
	healingCounter, err := healingCountFor("container", cont.ID, consecutiveHealingsTimeframe)
	if err != nil {
		return fmt.Errorf("Containers healing: couldn't verify number of previous healings for %s: %s", cont.ID, err.Error())
	}
	if healingCounter > consecutiveHealingsLimitInTimeframe {
		return fmt.Errorf("Containers healing: number of healings for container %s in the last %d minutes exceeds limit of %d: %d",
			cont.ID, consecutiveHealingsTimeframe/time.Minute, consecutiveHealingsLimitInTimeframe, healingCounter)
	}
	locked := h.locker.Lock(cont.AppName)
	if !locked {
		return fmt.Errorf("Containers healing: unable to heal %s couldn't lock app %s", cont.ID, cont.AppName)
	}
	defer h.locker.Unlock(cont.AppName)
	// Sanity check, now we have a lock, let's find out if the container still exists
	_, err = h.provisioner.GetContainer(cont.ID)
	if err != nil {
		if err == mgo.ErrNotFound {
			return nil
		}
		return fmt.Errorf("Containers healing: unable to heal %s couldn't verify it still exists.", cont.ID)
	}
	log.Errorf("Initiating healing process for container %s, unresponsive since %s.", cont.ID, cont.LastSuccessStatusUpdate)
	evt, err := NewHealingEvent(cont)
	if err != nil {
		return fmt.Errorf("Error trying to insert container healing event, healing aborted: %s", err.Error())
	}
	newCont, healErr := h.healContainer(cont)
	if healErr != nil {
		healErr = fmt.Errorf("Error healing container %s: %s", cont.ID, healErr.Error())
	}
	err = evt.Update(newCont, healErr)
	if err != nil {
		log.Errorf("Error trying to update containers healing event: %s", err.Error())
	}
	return healErr
}

func (s *S) newContainer(opts *newContainerOpts, p *dockerProvisioner) (*container.Container, error) {
	container := container.Container{
		ID:          "id",
		IP:          "10.10.10.10",
		HostPort:    "3333",
		HostAddr:    "127.0.0.1",
		ProcessName: "web",
		ExposedPort: "8888/tcp",
	}
	if p == nil {
		p = s.p
	}
	imageName := "tsuru/python:latest"
	var customData map[string]interface{}
	if opts != nil {
		if opts.Image != "" {
			imageName = opts.Image
		}
		container.AppName = opts.AppName
		container.ProcessName = opts.ProcessName
		customData = opts.ImageCustomData
		if opts.Provisioner != nil {
			p = opts.Provisioner
		}
		container.SetStatus(p, provision.Status(opts.Status), false)
	}
	err := s.newFakeImage(p, imageName, customData)
	if err != nil {
		return nil, err
	}
	if container.AppName == "" {
		container.AppName = "container"
	}
	routertest.FakeRouter.AddBackend(container.AppName)
	routertest.FakeRouter.AddRoute(container.AppName, container.Address())
	ports := map[docker.Port]struct{}{
		docker.Port(s.port + "/tcp"): {},
	}
	config := docker.Config{
		Image:        imageName,
		Cmd:          []string{"ps"},
		ExposedPorts: ports,
	}
	createOptions := docker.CreateContainerOptions{Config: &config}
	createOptions.Name = randomString()
	_, c, err := p.Cluster().CreateContainer(createOptions, net.StreamInactivityTimeout)
	if err != nil {
		return nil, err
	}
	container.ID = c.ID
	container.Image = imageName
	container.Name = createOptions.Name
	conn, err := db.Conn()
	if err != nil {
		return nil, err
	}
	defer conn.Close()
	err = conn.Collection(s.collName).Insert(&container)
	if err != nil {
		return nil, err
	}
	imageId, err := image.AppCurrentImageName(container.AppName)
	if err != nil {
		return nil, err
	}
	err = s.newFakeImage(p, imageId, nil)
	if err != nil {
		return nil, err
	}
	return &container, nil
}