def _execute(self, pkg_loader):
class_loader = package_class_loader.PackageClassLoader(pkg_loader)
system_objects.register(class_loader, pkg_loader)
get_plugin_loader().register_in_loader(class_loader)
exc = executor.MuranoDslExecutor(class_loader, self.environment)
obj = exc.load(self.model)
self._validate_model(obj, self.action, class_loader)
action_result = None
exception = None
exception_traceback = None
try:
LOG.info(_LI('Invoking pre-cleanup hooks'))
self.environment.start()
exc.cleanup(self._model)
except Exception as e:
exception = e
exception_traceback = TaskExecutor._log_exception(e, obj, '<GC>')
finally:
LOG.info(_LI('Invoking post-cleanup hooks'))
self.environment.finish()
if exception is None and self.action:
try:
LOG.info(_LI('Invoking pre-execution hooks'))
self.environment.start()
action_result = self._invoke(exc)
except Exception as e:
exception = e
exception_traceback = TaskExecutor._log_exception(
e, obj, self.action['method'])
finally:
LOG.info(_LI('Invoking post-execution hooks'))
self.environment.finish()
model = serializer.serialize_model(obj, exc)
model['SystemData'] = self._environment.system_attributes
result = {
'model': model,
'action': {
'result': None,
'isException': False
}
}
if exception is not None:
result['action'] = TaskExecutor.exception_result(
exception, exception_traceback)
else:
result['action']['result'] = serializer.serialize_object(
action_result)
return result
def _execute(self, pkg_loader):
class_loader = package_class_loader.PackageClassLoader(pkg_loader)
system_objects.register(class_loader, pkg_loader)
get_plugin_loader().register_in_loader(class_loader)
exc = executor.MuranoDslExecutor(class_loader, self.environment)
obj = exc.load(self.model)
self._validate_model(obj, self.action, class_loader)
action_result = None
exception = None
exception_traceback = None
try:
LOG.info(_LI('Invoking pre-execution hooks'))
self.environment.start()
# Skip execution of action in case no action is provided.
# Model will be just loaded, cleaned-up and unloaded.
# Most of the time this is used for deletion of environments.
if self.action:
action_result = self._invoke(exc)
except Exception as e:
exception = e
if isinstance(e, dsl_exception.MuranoPlException):
LOG.error('\n' + e.format(prefix=' '))
else:
exception_traceback = traceback.format_exc()
LOG.exception(
_LE("Exception %(exc)s occured"
" during invocation of %(method)s"),
{'exc': e, 'method': self.action['method']})
reporter = status_reporter.StatusReporter()
reporter.initialize(obj)
reporter.report_error(obj, str(e))
finally:
LOG.info(_LI('Invoking post-execution hooks'))
self.environment.finish()
model = serializer.serialize_model(obj, exc)
model['SystemData'] = self._environment.system_attributes
result = {
'model': model,
'action': {
'result': None,
'isException': False
}
}
if exception is not None:
result['action'] = TaskExecutor.exception_result(
exception, exception_traceback)
else:
result['action']['result'] = serializer.serialize_object(
action_result)
return result
def test_value_deserialization(self):
"""Test serialization of arbitrary values that can be returned
from action methods
"""
runner = self.new_runner(self._class2)
result = runner.testMethod()
self.assertEqual(
{
'key1': 'abc',
'key2': ['a', 'b', 'c'],
'key3': None,
'key4': False,
'key5': {'x': 'y'},
'key6': [{'w': 'q'}]
},
serializer.serialize_object(result))
def _execute(self, pkg_loader):
class_loader = package_class_loader.PackageClassLoader(pkg_loader)
system_objects.register(class_loader, pkg_loader)
get_plugin_loader().register_in_loader(class_loader)
exc = executor.MuranoDslExecutor(class_loader, self.environment)
obj = exc.load(self.model)
self._validate_model(obj, self.action, class_loader)
action_result = None
exception = None
exception_traceback = None
try:
LOG.info(_LI('Invoking pre-cleanup hooks'))
self.environment.start()
exc.cleanup(self._model)
except Exception as e:
exception = e
exception_traceback = TaskExecutor._log_exception(e, obj, '<GC>')
finally:
LOG.info(_LI('Invoking post-cleanup hooks'))
self.environment.finish()
if exception is None and self.action:
try:
LOG.info(_LI('Invoking pre-execution hooks'))
self.environment.start()
action_result = self._invoke(exc)
except Exception as e:
exception = e
exception_traceback = TaskExecutor._log_exception(
e, obj, self.action['method'])
finally:
LOG.info(_LI('Invoking post-execution hooks'))
self.environment.finish()
model = serializer.serialize_model(obj, exc)
model['SystemData'] = self._environment.system_attributes
result = {
'model': model,
'action': {
'result': None,
'isException': False
}
}
if exception is not None:
result['action'] = TaskExecutor.exception_result(
exception, exception_traceback)
# NOTE(kzaitsev): Exception here means that it happened during
# cleanup. ObjectsCopy and Attributes would be empty if obj
# is empty. This would cause failed env to be deleted.
# Therefore restore these attrs from self._model
for attr in ['ObjectsCopy', 'Attributes']:
if not model.get(attr):
model[attr] = self._model[attr]
else:
result['action']['result'] = serializer.serialize_object(
action_result)
return result
