def show_watch(self, context, watch_name):
'''
The show_watch method returns the attributes of one watch/alarm
arg1 -> RPC context.
arg2 -> Name of the watch you want to see, or None to see all
'''
if watch_name:
try:
wr = db_api.watch_rule_get(context, watch_name)
except Exception as ex:
logger.warn('show_watch (%s) db error %s' %
(watch_name, str(ex)))
if wr:
wrs = [wr]
else:
raise AttributeError('Unknown watch name %s' % watch_name)
else:
try:
wrs = db_api.watch_rule_get_all(context)
except Exception as ex:
logger.warn('show_watch (all) db error %s' % str(ex))
return
result = [api.format_watch(w) for w in wrs]
return result
def get_matching_watches():
if watch_name:
yield watchrule.WatchRule.load(cnxt, watch_name)
else:
for wr in db_api.watch_rule_get_all(cnxt):
if watchrule.rule_can_use_sample(wr, stats_data):
yield watchrule.WatchRule.load(cnxt, watch=wr)
def get_matching_watches():
if watch_name:
yield watchrule.WatchRule.load(cnxt, watch_name)
else:
for wr in db_api.watch_rule_get_all(cnxt):
if watchrule.rule_can_use_sample(wr, stats_data):
yield watchrule.WatchRule.load(cnxt, watch=wr)
def _periodic_watcher_task(self, context):
try:
wrn = [w.name for w in db_api.watch_rule_get_all(context)]
except Exception as ex:
logger.warn('periodic_task db error (%s) %s' %
('watch rule removed?', str(ex)))
return
for wr in wrn:
rule = watchrule.WatchRule.load(context, wr)
rule.evaluate()
def _periodic_watcher_task(self, context):
now = timeutils.utcnow()
try:
wrn = [w.name for w in db_api.watch_rule_get_all(context)]
except Exception as ex:
logger.warn('periodic_task db error (%s) %s' %
('watch rule removed?', str(ex)))
return
for wr in wrn:
rule = watchrule.WatchRule.load(context, wr)
rule.evaluate()
def _periodic_watcher_task(self, context):
now = timeutils.utcnow()
try:
wrs = db_api.watch_rule_get_all(context)
except Exception as ex:
logger.warn('periodic_task db error (%s) %s' %
('watch rule removed?', str(ex)))
return
for wr in wrs:
# has enough time progressed to run the rule
dt_period = datetime.timedelta(seconds=int(wr.rule['Period']))
if now < (wr.last_evaluated + dt_period):
continue
self.run_rule(context, wr, now)
def show_watch(self, cnxt, watch_name):
'''
The show_watch method returns the attributes of one watch/alarm
arg1 -> RPC context.
arg2 -> Name of the watch you want to see, or None to see all
'''
if watch_name:
wrn = [watch_name]
else:
try:
wrn = [w.name for w in db_api.watch_rule_get_all(cnxt)]
except Exception as ex:
logger.warn('show_watch (all) db error %s' % str(ex))
return
wrs = [watchrule.WatchRule.load(cnxt, w) for w in wrn]
result = [api.format_watch(w) for w in wrs]
return result
def show_watch(self, cnxt, watch_name):
'''
The show_watch method returns the attributes of one watch/alarm
arg1 -> RPC context.
arg2 -> Name of the watch you want to see, or None to see all
'''
if watch_name:
wrn = [watch_name]
else:
try:
wrn = [w.name for w in db_api.watch_rule_get_all(cnxt)]
except Exception as ex:
logger.warn('show_watch (all) db error %s' % str(ex))
return
wrs = [watchrule.WatchRule.load(cnxt, w) for w in wrn]
result = [api.format_watch(w) for w in wrs]
return result
def show_watch(self, cnxt, watch_name):
"""
The show_watch method returns the attributes of one watch/alarm
:param cnxt: RPC context.
:param watch_name: Name of the watch you want to see, or None to see
all
"""
if watch_name:
wrn = [watch_name]
else:
try:
wrn = [w.name for w in db_api.watch_rule_get_all(cnxt)]
except Exception as ex:
LOG.warn(_('show_watch (all) db error %s') % ex)
return
wrs = [watchrule.WatchRule.load(cnxt, w) for w in wrn]
result = [api.format_watch(w) for w in wrs]
return result
def show_watch(self, cnxt, watch_name):
"""
The show_watch method returns the attributes of one watch/alarm
:param cnxt: RPC context.
:param watch_name: Name of the watch you want to see, or None to see
all
"""
if watch_name:
wrn = [watch_name]
else:
try:
wrn = [w.name for w in db_api.watch_rule_get_all(cnxt)]
except Exception as ex:
LOG.warn(_('show_watch (all) db error %s') % ex)
return
wrs = [watchrule.WatchRule.load(cnxt, w) for w in wrn]
result = [api.format_watch(w) for w in wrs]
return result
def get_all(cls, context):
return [
cls._from_db_object(context, cls(), db_rule)
for db_rule in db_api.watch_rule_get_all(context)
]
def get_all(cls, context):
return [cls._from_db_object(context, cls(), db_rule)
for db_rule in db_api.watch_rule_get_all(context)]