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Source code for galaxy.util.monitors
import logging
import threading
from .sleeper import Sleeper
log = logging.getLogger(__name__)
DEFAULT_MONITOR_THREAD_JOIN_TIMEOUT = 5
[docs]class Monitors:
def _init_monitor_thread(self, name, target_name=None, target=None, start=False, config=None):
self.monitor_join_sleep = getattr(config, "monitor_thread_join_timeout", DEFAULT_MONITOR_THREAD_JOIN_TIMEOUT)
self.monitor_join = self.monitor_join_sleep > 0
self.monitor_running = True
if target is not None:
assert target_name is None
monitor_func = target
else:
target_name = target_name or "monitor"
monitor_func = getattr(self, target_name)
self.sleeper = Sleeper()
self.monitor_thread = threading.Thread(name=name, target=monitor_func)
self.monitor_thread.daemon = True
self._start = start
self.start_monitoring()
def _init_noop_monitor(self):
self.sleeper = None
self.monitor_join = False
def _monitor_sleep(self, sleep_amount):
self.sleeper.sleep(sleep_amount)
[docs] def shutdown_monitor(self):
self.stop_monitoring()
if self.sleeper is not None:
self.sleeper.wake()
if self.monitor_join:
log.debug("Joining monitor thread")
self.monitor_thread.join(self.monitor_join_sleep)