def _worker_postfork(self, tmpfd):
self.log.info("initializing worker")
if self.worker_uid is not None:
self.log.info("setting worker uid")
os.setuid(self.worker_uid)
if self.worker_gid is not None:
self.log.info("setting worker gid")
os.setgid(self.worker_gid)
if self.readiness_notifier is not None:
scheduler.end(self.readiness_notifier)
scheduler.reset_poller()
if self.original:
scheduler.schedule(self.worker_inform_ready)
self.clear_master_signals()
self.apply_worker_signals()
for t in self.workers.values():
t.cancel()
self.workers = None
self.log.info("starting health timer")
self.worker_health_timer(tmpfd)
self.zombie_checker.cancel()
self.worker_postfork()
def _worker_exited(self, pid):
wid = self.rev_workers.pop(pid, None)
if wid is None:
# this could be another master that was created
# by a SIGUSR2 handler and then killed off
return
scheduler.end(self.health_checks.pop(pid))
del self.workers[wid]
if pid in self.do_not_revive:
self.do_not_revive.discard(pid)
else:
self.log.fatal("worker %d crashed, starting replacement" % pid)
self.worker_crashed(wid, pid)
if self.fork_worker(wid):
return
if self.die_with_last_worker and not self.workers:
self.log.info("last worker done, exiting")
self.done.set()
def _worker_postfork(self, wid, pid, tmpfd):
self.log.info("initializing worker")
with io.File(self.control_path(self.WORKER_PIDFILE % wid), 'w') as fp:
fp.write(str(os.getpid()))
if self.worker_gid is not None:
self.log.info("setting worker gid")
os.setgid(self.worker_gid)
if self.worker_uid is not None:
self.log.info("setting worker uid")
os.setuid(self.worker_uid)
if self.readiness_notifier is not None:
scheduler.end(self.readiness_notifier)
scheduler.reset_poller()
if self.original:
scheduler.schedule(self.worker_inform_ready)
self.clear_master_signals()
self.apply_worker_signals()
for t in self.health_checks.values():
scheduler.end(t)
self.workers = None
self.rev_workers = None
self.health_checks = None
self.log.info("starting health timer")
self.worker_health_timer(tmpfd)
self.zombie_checker.cancel()
self.worker_postfork(wid, pid)