def is_admin_context(context):
"""Indicates if the request context is an administrator."""
if not context:
LOG.warning(_LW('Use of empty request context is deprecated'),
DeprecationWarning)
raise Exception('die')
return context.is_admin
def is_admin_context(context):
"""Indicates if the request context is an administrator."""
if not context:
LOG.warning(_LW('Use of empty request context is deprecated'),
DeprecationWarning)
raise Exception('die')
return context.is_admin
def kill(self):
"""Destroy the service object in the datastore."""
self.stop()
try:
db.service_destroy(context.get_admin_context(), self.service_id)
except exception.NotFound:
LOG.warning(_LW('Service killed that has no database entry'))
def execute_operation(self, operation_id, triggered_time,
expect_start_time, window_time, **kwargs):
if self._check_operation(operation_id, self._CHECK_ITEMS.values()):
LOG.warn(_LW("Execute operation(%s), it can't be executed"),
operation_id)
return
end_time_for_run = expect_start_time + timedelta(seconds=window_time)
ret = self._update_operation_state(
operation_id, {
'state': constants.OPERATION_STATE_TRIGGERED,
'end_time_for_run': end_time_for_run
})
if not ret:
return
param = {
'operation_id': operation_id,
'triggered_time': triggered_time,
'expect_start_time': expect_start_time,
'window_time': window_time,
'run_type': constants.OPERATION_RUN_TYPE_EXECUTE
}
self._execute_operation(operation_id, self._run_operation, param)
def wrapped(*args, **kwargs):
while True:
try:
return f(*args, **kwargs)
except db_exc.DBDeadlock:
LOG.warning(_LW("Deadlock detected when running "
"'%(func_name)s': Retrying..."),
dict(func_name=f.__name__))
# Retry!
time.sleep(0.5)
continue
def wrapped(*args, **kwargs):
while True:
try:
return f(*args, **kwargs)
except db_exc.DBDeadlock:
LOG.warning(
_LW("Deadlock detected when running "
"'%(func_name)s': Retrying..."),
dict(func_name=f.__name__))
# Retry!
time.sleep(0.5)
continue
def basic_config_check(self):
"""Perform basic config checks before starting service."""
# Make sure report interval is less than service down time
if self.report_interval:
if CONF.service_down_time <= self.report_interval:
new_down_time = int(self.report_interval * 2.5)
LOG.warning(
_LW("Report interval must be less than service down "
"time. Current config service_down_time: "
"%(service_down_time)s, report_interval for this: "
"service is: %(report_interval)s. Setting global "
"service_down_time to: %(new_down_time)s"),
{'service_down_time': CONF.service_down_time,
'report_interval': self.report_interval,
'new_down_time': new_down_time})
CONF.set_override('service_down_time', new_down_time)
def execute_operation(self, operation_id, triggered_time,
expect_start_time, window_time, **kwargs):
if self._check_operation(operation_id, self._CHECK_ITEMS.values()):
LOG.warn(_LW("Execute operation(%s), it can't be executed"),
operation_id)
return
end_time_for_run = expect_start_time + timedelta(seconds=window_time)
ret = self._update_operation_state(
operation_id,
{'state': constants.OPERATION_STATE_TRIGGERED,
'end_time_for_run': end_time_for_run})
if not ret:
return
param = {
'operation_id': operation_id,
'triggered_time': triggered_time,
'expect_start_time': expect_start_time,
'window_time': window_time,
'run_type': constants.OPERATION_RUN_TYPE_EXECUTE
}
self._execute_operation(operation_id, self._run_operation, param)