def launchTask(self, driver, task):
"""
Logic to launch TaskChunks by running through sub-tasks one at a time.
"""
if task.task_id in self.pendingTaskChunks:
self.pendingTaskChunks.setActive(task.task_id)
if chunk_utils.isTaskChunk(task):
self.pendingTaskChunks.addTask(task)
taskChunkId = task.task_id
if not self.pendingTaskChunks.isActive(taskChunkId):
update = mesos_pb2.TaskStatus()
update.task_id.value = taskChunkId.value
update.state = mesos_pb2.TASK_RUNNING
driver.sendStatusUpdate(update)
self.runNextSubTask(driver, taskChunkId)
else:
chunk_utils.ExecutorWrapper.launchTask(self, driver, task)
def killTask(self, driver, taskId):
"""
Kills task specified using taskId.
taskId can refer to task or TaskChunks.
"""
if taskId in self.pendingTaskChunks:
origTaskId = taskId
task = self.pendingTaskChunks[taskId]
while chunk_utils.isTaskChunk(task):
for subTask in chunk_utils.subTaskIterator(task):
if self.pendingTaskChunks.isActive(subTask.task_id):
taskId = subTask.task_id
task = self.pendingTaskChunks[taskId]
break
update = mesos_pb2.TaskStatus()
update.task_id.value = origTaskId.value
update.state = mesos_pb2.TASK_KILLED
driver.sendStatusUpdate(update)
chunk_utils.ExecutorWrapper.killTask(self, driver, taskId)