/usr/lib/python2.7/dist-packages/celery/bin/beat.py is in python-celery 3.1.20-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 | # -*- coding: utf-8 -*-
"""
The :program:`celery beat` command.
.. program:: celery beat
.. seealso::
See :ref:`preload-options` and :ref:`daemon-options`.
.. cmdoption:: --detach
Detach and run in the background as a daemon.
.. cmdoption:: -s, --schedule
Path to the schedule database. Defaults to `celerybeat-schedule`.
The extension '.db' may be appended to the filename.
Default is {default}.
.. cmdoption:: -S, --scheduler
Scheduler class to use.
Default is :class:`celery.beat.PersistentScheduler`.
.. cmdoption:: --max-interval
Max seconds to sleep between schedule iterations.
.. cmdoption:: -f, --logfile
Path to log file. If no logfile is specified, `stderr` is used.
.. cmdoption:: -l, --loglevel
Logging level, choose between `DEBUG`, `INFO`, `WARNING`,
`ERROR`, `CRITICAL`, or `FATAL`.
"""
from __future__ import absolute_import
from functools import partial
from celery.platforms import detached, maybe_drop_privileges
from celery.bin.base import Command, Option, daemon_options
__all__ = ['beat']
class beat(Command):
"""Start the beat periodic task scheduler.
Examples::
celery beat -l info
celery beat -s /var/run/celery/beat-schedule --detach
celery beat -S djcelery.schedulers.DatabaseScheduler
"""
doc = __doc__
enable_config_from_cmdline = True
supports_args = False
def run(self, detach=False, logfile=None, pidfile=None, uid=None,
gid=None, umask=None, working_directory=None, **kwargs):
if not detach:
maybe_drop_privileges(uid=uid, gid=gid)
workdir = working_directory
kwargs.pop('app', None)
beat = partial(self.app.Beat,
logfile=logfile, pidfile=pidfile, **kwargs)
if detach:
with detached(logfile, pidfile, uid, gid, umask, workdir):
return beat().run()
else:
return beat().run()
def get_options(self):
c = self.app.conf
return (
(Option('--detach', action='store_true'),
Option('-s', '--schedule',
default=c.CELERYBEAT_SCHEDULE_FILENAME),
Option('--max-interval', type='float'),
Option('-S', '--scheduler', dest='scheduler_cls'),
Option('-l', '--loglevel', default=c.CELERYBEAT_LOG_LEVEL)) +
daemon_options(default_pidfile='celerybeat.pid') +
tuple(self.app.user_options['beat'])
)
def main(app=None):
beat(app=app).execute_from_commandline()
if __name__ == '__main__': # pragma: no cover
main()
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