mirror of https://github.com/rq/rq.git
103 lines
3.7 KiB
Python
103 lines
3.7 KiB
Python
import time
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from multiprocessing import Process
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from redis import Redis
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from rq import Queue, Worker
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from rq.command import send_command, send_kill_horse_command, send_shutdown_command, send_stop_job_command
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from rq.exceptions import InvalidJobOperation, NoSuchJobError
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from rq.serializers import JSONSerializer
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from rq.worker import WorkerStatus
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from tests import RQTestCase
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from tests.fixtures import _send_kill_horse_command, _send_shutdown_command, long_running_job
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def start_work(queue_name, worker_name, connection_kwargs):
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worker = Worker(queue_name, name=worker_name, connection=Redis(**connection_kwargs))
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worker.work()
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def start_work_burst(queue_name, worker_name, connection_kwargs):
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worker = Worker(queue_name, name=worker_name, connection=Redis(**connection_kwargs), serializer=JSONSerializer)
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worker.work(burst=True)
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class TestCommands(RQTestCase):
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def test_shutdown_command(self):
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"""Ensure that shutdown command works properly."""
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connection = self.connection
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worker = Worker('foo', connection=connection)
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p = Process(
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target=_send_shutdown_command, args=(worker.name, connection.connection_pool.connection_kwargs.copy())
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)
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p.start()
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worker.work()
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p.join(1)
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def test_kill_horse_command(self):
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"""Ensure that shutdown command works properly."""
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connection = self.connection
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queue = Queue('foo', connection=connection)
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job = queue.enqueue(long_running_job, 4)
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worker = Worker('foo', connection=connection)
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p = Process(
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target=_send_kill_horse_command, args=(worker.name, connection.connection_pool.connection_kwargs.copy())
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)
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p.start()
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worker.work(burst=True)
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p.join(1)
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job.refresh()
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self.assertTrue(job.id in queue.failed_job_registry)
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p = Process(target=start_work, args=('foo', worker.name, connection.connection_pool.connection_kwargs.copy()))
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p.start()
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p.join(2)
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send_kill_horse_command(connection, worker.name)
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worker.refresh()
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# Since worker is not busy, command will be ignored
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self.assertEqual(worker.get_state(), WorkerStatus.IDLE)
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send_shutdown_command(connection, worker.name)
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def test_stop_job_command(self):
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"""Ensure that stop_job command works properly."""
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connection = self.connection
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queue = Queue('foo', connection=connection, serializer=JSONSerializer)
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job = queue.enqueue(long_running_job, 3)
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worker = Worker('foo', connection=connection, serializer=JSONSerializer)
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# If job is not executing, an error is raised
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with self.assertRaises(InvalidJobOperation):
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send_stop_job_command(connection, job_id=job.id, serializer=JSONSerializer)
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# An exception is raised if job ID is invalid
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with self.assertRaises(NoSuchJobError):
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send_stop_job_command(connection, job_id='1', serializer=JSONSerializer)
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p = Process(
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target=start_work_burst, args=('foo', worker.name, connection.connection_pool.connection_kwargs.copy())
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)
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p.start()
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p.join(1)
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time.sleep(0.1)
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send_command(connection, worker.name, 'stop-job', job_id=1)
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time.sleep(0.25)
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# Worker still working due to job_id mismatch
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worker.refresh()
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self.assertEqual(worker.get_state(), WorkerStatus.BUSY)
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send_stop_job_command(connection, job_id=job.id, serializer=JSONSerializer)
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time.sleep(0.25)
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# Job status is set appropriately
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self.assertTrue(job.is_stopped)
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# Worker has stopped working
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worker.refresh()
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self.assertEqual(worker.get_state(), WorkerStatus.IDLE)
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