class TimerWheel():
def __init__(self):
self.scheduler = Scheduler()
def add_task(self, name, task, tick=20):
logger.debug("add task", task, 'name', name, 'tick', tick)
self.scheduler.schedule(name, every_second(tick), task)
def start(self):
logger.debug('run task for ever')
self.add_task('default task', TimerWheel._pattern_rule)
self.scheduler.run_forever()
@staticmethod
def _pattern_rule():
rules = _query_rules()
if rules is None or len(rules) <= 0:
logger.info('rules is empty')
return
for s_rule in rules:
if not isinstance(s_rule, dict):
logger.info('The rule is invalid', s_rule)
continue
need_alarm = True
for obj, condition in s_rule.items():
# if not list ,skip and continue
if not isinstance(condition, list):
continue
expression = _get_expression(condition)
if len(expression) <= 0:
continue
if not validate(obj, expression):
need_alarm = False
break
if need_alarm:
_send_alarm(s_rule)
_send_email(s_rule)
def stop(self):
self.scheduler.stop()
class TimerWheel():
def __init__(self):
self.scheduler = Scheduler()
def add_task(self, name, task, tick=20):
logger.debug("add task", task, 'name', name, 'tick', tick)
self.scheduler.schedule(name, every_second(tick), task)
def start(self):
logger.debug('run task for ever')
self.add_task('default task', TimerWheel._pattern_rule)
self.scheduler.run_forever()
@staticmethod
def _pattern_rule():
rules = _query_rules()
if rules is None or len(rules) <= 0:
logger.info('rules is empty')
return
for s_rule in rules:
if not isinstance(s_rule, dict):
logger.info('The rule is invalid', s_rule)
continue
need_alarm = True
for obj, condition in s_rule.items():
# if not list ,skip and continue
if not isinstance(condition, list):
continue
expression = _get_expression(condition)
if len(expression) <= 0:
continue
if not validate(obj, expression):
need_alarm = False
break
if need_alarm:
_send_alarm(s_rule)
_send_email(s_rule)
def stop(self):
self.scheduler.stop()
def __init__(self):
self.scheduler = Scheduler()
def __init__(self):
self.scheduler = Scheduler()
