def _verify_status(self, stack, stack_identifier, status, fail_regexp):
if stack.stack_status == status:
# Handle UPDATE_COMPLETE/FAILED case: Make sure we don't
# wait for a stale UPDATE_COMPLETE/FAILED status.
if status in ('UPDATE_FAILED', 'UPDATE_COMPLETE'):
if self.updated_time.get(
stack_identifier) != stack.updated_time:
self.updated_time[stack_identifier] = stack.updated_time
return True
elif status == 'DELETE_COMPLETE' and stack.deletion_time is None:
# Wait for deleted_time to be filled, so that we have more
# confidence the operation is finished.
return False
else:
return True
wait_for_action = status.split('_')[0]
if (stack.action == wait_for_action
and fail_regexp.search(stack.stack_status)):
# Handle UPDATE_COMPLETE/UPDATE_FAILED case.
if status in ('UPDATE_FAILED', 'UPDATE_COMPLETE'):
if self.updated_time.get(
stack_identifier) != stack.updated_time:
self.updated_time[stack_identifier] = stack.updated_time
raise exceptions.StackBuildErrorException(
stack_identifier=stack_identifier,
stack_status=stack.stack_status,
stack_status_reason=stack.stack_status_reason)
else:
raise exceptions.StackBuildErrorException(
stack_identifier=stack_identifier,
stack_status=stack.stack_status,
stack_status_reason=stack.stack_status_reason)
def _verify_status(self, stack, stack_identifier, status, fail_regexp):
if stack.stack_status == status:
# Handle UPDATE_COMPLETE/FAILED case: Make sure we don't
# wait for a stale UPDATE_COMPLETE/FAILED status.
if status in ('UPDATE_FAILED', 'UPDATE_COMPLETE'):
if self.updated_time.get(
stack_identifier) != stack.updated_time:
self.updated_time[stack_identifier] = stack.updated_time
return True
else:
return True
wait_for_action = status.split('_')[0]
if (stack.action == wait_for_action
and fail_regexp.search(stack.stack_status)):
# Handle UPDATE_COMPLETE/UPDATE_FAILED case.
if status in ('UPDATE_FAILED', 'UPDATE_COMPLETE'):
if self.updated_time.get(
stack_identifier) != stack.updated_time:
self.updated_time[stack_identifier] = stack.updated_time
raise exceptions.StackBuildErrorException(
stack_identifier=stack_identifier,
stack_status=stack.stack_status,
stack_status_reason=stack.stack_status_reason)
else:
raise exceptions.StackBuildErrorException(
stack_identifier=stack_identifier,
stack_status=stack.stack_status,
stack_status_reason=stack.stack_status_reason)
def wait_for_stack_status(self,
stack_identifier,
status,
failure_pattern='^.*_FAILED$'):
"""Waits for a Stack to reach a given status."""
start = int(time.time())
fail_regexp = re.compile(failure_pattern)
while True:
try:
body = self.show_stack(stack_identifier)['stack']
except lib_exc.NotFound:
if status == 'DELETE_COMPLETE':
return
stack_name = body['stack_name']
stack_status = body['stack_status']
if stack_status == status:
return body
if fail_regexp.search(stack_status):
raise exceptions.StackBuildErrorException(
stack_identifier=stack_identifier,
stack_status=stack_status,
stack_status_reason=body['stack_status_reason'])
if int(time.time()) - start >= self.build_timeout:
message = (
'Stack %s failed to reach %s status (current: %s) '
'within the required time (%s s).' %
(stack_name, status, stack_status, self.build_timeout))
raise lib_exc.TimeoutException(message)
time.sleep(self.build_interval)
def _wait_for_stack_status(self,
stack_identifier,
status,
failure_pattern='^.*_FAILED$',
success_on_not_found=False):
"""
Waits for a Stack to reach a given status.
Note this compares the full $action_$status, e.g
CREATE_COMPLETE, not just COMPLETE which is exposed
via the status property of Stack in heatclient
"""
fail_regexp = re.compile(failure_pattern)
build_timeout = self.conf.build_timeout
build_interval = self.conf.build_interval
start = timeutils.utcnow()
while timeutils.delta_seconds(start,
timeutils.utcnow()) < build_timeout:
try:
stack = self.client.stacks.get(stack_identifier)
except heat_exceptions.HTTPNotFound:
if success_on_not_found:
return
# ignore this, as the resource may not have
# been created yet
else:
if stack.stack_status == status:
return
if fail_regexp.search(stack.stack_status):
raise exceptions.StackBuildErrorException(
stack_identifier=stack_identifier,
stack_status=stack.stack_status,
stack_status_reason=stack.stack_status_reason)
time.sleep(build_interval)
message = ('Stack %s failed to reach %s status within '
'the required time (%s s).' %
(stack.stack_name, status, build_timeout))
raise exceptions.TimeoutException(message)
def _verify_status(self,
stack,
stack_identifier,
status,
fail_regexp,
is_action_cancelled=False):
if stack.stack_status == status:
if status == 'DELETE_COMPLETE' and stack.deletion_time is None:
# Wait for deleted_time to be filled, so that we have more
# confidence the operation is finished.
return False
else:
return True
wait_for_action = status.split('_')[0]
if (stack.action == wait_for_action
and fail_regexp.search(stack.stack_status)):
raise exceptions.StackBuildErrorException(
stack_identifier=stack_identifier,
stack_status=stack.stack_status,
stack_status_reason=stack.stack_status_reason)
return False
