def handle_agent_death(self, state, recp):
recp = IRecipient(recp)
task = state.handler_tasks.get(recp.key, None)
if task:
return task.notify_finish()
else:
task = self.initiate_protocol(HandleDeath, recp,
state.notification_sender)
self._register_task(recp.key, task)
return task.notify_finish()
def _start_global(self, state, blackbox):
kwargs = dict()
if blackbox:
kwargs['blackbox'] = blackbox
task = state.agent.initiate_protocol(start_agent.GloballyStartAgent,
state.descriptor, **kwargs)
return task.notify_finish()
def testTask(self):
agent = self.get_local('agent')
yield agent.run_tasks()
self.assertEqual(agent.get_result("task_result1"), 18 + 18*2)
self.assertEqual(agent.get_result("task_result2"), 42 + 42*2)
task = yield agent.start_task(66)
result = yield task.notify_finish()
self.assertEqual(result, 66 + 66*2)
def apply_migration(self, state, migration, export=None):
'''
apply_migration(migration) -> Apply the migration object.
'''
tunel = state.exports.get_by_name(export)
task = self.initiate_protocol(ApplyMigration, tunel.recipient,
migration)
return task.notify_finish()
def testRetryingProtocol(self):
d = self.cb_after(None, self.agent, 'initiate_protocol')
task = self.agent.retrying_protocol(ErrorTask, max_retries=3)
self.finished = task.notify_finish()
yield d
self.assertEqual(task.attempt, 1)
yield self.cb_after(None, self.agent, 'initiate_protocol')
yield self.cb_after(None, self.agent, 'initiate_protocol')
yield self.cb_after(None, self.agent, 'initiate_protocol')
self.assertEqual(task.attempt, task.max_retries+1)
self.assertFailure(self.finished, DummyException)
def apply_migration_step(self, state, migration_or_id, step):
migration = self._get_migration(migration_or_id)
if isinstance(step, int):
step = migration.get_steps()[step]
if not isinstance(step, MigrationStep):
raise AttributeError("Second parameter expected to be a "
"MigrationStep or an index in step of"
"migration, got %r instead." % step)
task = self.initiate_protocol(ApplyMigrationStep, migration, step,
state.notification_sender)
return task.notify_finish()
def start_agent(self, state, doc_id, allocation_id=None,
static_name=None, **kwargs):
task = self.initiate_protocol(StartAgent, doc_id, allocation_id,
kwargs=kwargs, static_name=static_name)
return task.notify_finish()
def resolve_missing_shard_agent_problem(self, state, host_recipients):
task = state.medium.initiate_protocol(
problem.CollectiveSolver, MissingShard(self), host_recipients)
return task.notify_finish()
