Golang TaskStatus.GetSlaveId方法代碼示例

// StatusUpdate is called when a status update message is sent to the scheduler.
func (k *KubernetesScheduler) StatusUpdate(driver bindings.SchedulerDriver, taskStatus *mesos.TaskStatus) {

	source, reason := "none", "none"
	if taskStatus.Source != nil {
		source = (*taskStatus.Source).String()
	}
	if taskStatus.Reason != nil {
		reason = (*taskStatus.Reason).String()
	}
	taskState := taskStatus.GetState()
	metrics.StatusUpdates.WithLabelValues(source, reason, taskState.String()).Inc()

	log.Infof(
		"task status update %q from %q for task %q on slave %q executor %q for reason %q",
		taskState.String(),
		source,
		taskStatus.TaskId.GetValue(),
		taskStatus.SlaveId.GetValue(),
		taskStatus.ExecutorId.GetValue(),
		reason)

	switch taskState {
	case mesos.TaskState_TASK_RUNNING, mesos.TaskState_TASK_FINISHED, mesos.TaskState_TASK_STARTING, mesos.TaskState_TASK_STAGING:
		if _, state := k.taskRegistry.UpdateStatus(taskStatus); state == podtask.StateUnknown {
			if taskState != mesos.TaskState_TASK_FINISHED {
				//TODO(jdef) what if I receive this after a TASK_LOST or TASK_KILLED?
				//I don't want to reincarnate then..  TASK_LOST is a special case because
				//the master is stateless and there are scenarios where I may get TASK_LOST
				//followed by TASK_RUNNING.
				//TODO(jdef) consider running this asynchronously since there are API server
				//calls that may be made
				k.reconcileNonTerminalTask(driver, taskStatus)
			} // else, we don't really care about FINISHED tasks that aren't registered
			return
		}
		if _, exists := k.slaves.getSlave(taskStatus.GetSlaveId().GetValue()); !exists {
			// a registered task has an update reported by a slave that we don't recognize.
			// this should never happen! So we don't reconcile it.
			log.Errorf("Ignore status %+v because the slave does not exist", taskStatus)
			return
		}
	case mesos.TaskState_TASK_FAILED:
		if task, _ := k.taskRegistry.UpdateStatus(taskStatus); task != nil {
			if task.Has(podtask.Launched) && !task.Has(podtask.Bound) {
				go k.plugin.reconcilePod(task.Pod)
				return
			}
		} else {
			// unknown task failed, not much we can do about it
			return
		}
		// last-ditch effort to reconcile our records
		fallthrough
	case mesos.TaskState_TASK_LOST, mesos.TaskState_TASK_KILLED:
		k.reconcileTerminalTask(driver, taskStatus)
	}
}

func (sched *Scheduler) StatusUpdate(driver sched.SchedulerDriver, status *mesos.TaskStatus) {
	if glog.V(1) {
		glog.Infof("status update from task %s in state %s under executor %s on slave %s: %s",
			status.GetTaskId().GetValue(),
			status.GetState(),
			status.GetExecutorId().GetValue(),
			status.GetSlaveId().GetValue(),
			status.GetMessage(),
		)
	}
}

func Status(status *mesos.TaskStatus) string {
	var buffer bytes.Buffer
	buffer.WriteString(fmt.Sprintf("%s %s", status.GetTaskId().GetValue(), status.GetState().String()))
	if status.GetSlaveId().GetValue() != "" {
		buffer.WriteString(" slave: ")
		buffer.WriteString(ID(status.GetSlaveId().GetValue()))
	}

	if status.GetState() != mesos.TaskState_TASK_RUNNING {
		buffer.WriteString(" reason: ")
		buffer.WriteString(status.GetReason().String())
	}

	if status.GetMessage() != "" {
		buffer.WriteString(" message: ")
		buffer.WriteString(status.GetMessage())
	}

	return buffer.String()
}

func statusString(status *mesos.TaskStatus) string {
	s := fmt.Sprintf("%s %s slave: %s", status.GetTaskId().GetValue(), status.GetState().String(), idString(status.GetSlaveId().GetValue()))

	if status.GetState() != mesos.TaskState_TASK_RUNNING {
		s += " reason: " + status.GetReason().String()
	}

	if status.GetMessage() != "" {
		s += " message: " + status.GetMessage()
	}

	return s
}