34 lines
946 B
Python
34 lines
946 B
Python
"""Worker Remote Control Bootstep.
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``Control`` -> :mod:`celery.worker.pidbox` -> :mod:`kombu.pidbox`.
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The actual commands are implemented in :mod:`celery.worker.control`.
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"""
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from celery import bootsteps
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from celery.utils.log import get_logger
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from celery.worker import pidbox
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from .tasks import Tasks
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__all__ = ('Control',)
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logger = get_logger(__name__)
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class Control(bootsteps.StartStopStep):
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"""Remote control command service."""
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requires = (Tasks,)
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def __init__(self, c, **kwargs):
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self.is_green = c.pool is not None and c.pool.is_green
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self.box = (pidbox.gPidbox if self.is_green else pidbox.Pidbox)(c)
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self.start = self.box.start
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self.stop = self.box.stop
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self.shutdown = self.box.shutdown
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super().__init__(c, **kwargs)
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def include_if(self, c):
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return (c.app.conf.worker_enable_remote_control and
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c.conninfo.supports_exchange_type('fanout'))
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