def test_monitor_experiment_resources(self):
expeirment_uuid = uuid.uuid4().hex
RedisToStream.monitor_experiment_resources(expeirment_uuid)
assert RedisToStream.is_monitored_experiment_resources(
expeirment_uuid) is True
RedisToStream.remove_experiment_resources(expeirment_uuid)
assert RedisToStream.is_monitored_experiment_resources(
expeirment_uuid) is False
async def experiment_resources(request, ws, username, project_name, experiment_id):
experiment, message = validate_experiment(request=request,
username=username,
project_name=project_name,
experiment_id=experiment_id)
if experiment is None:
await ws.send(get_error_message(message))
return
experiment_uuid = experiment.uuid.hex
auditor.record(event_type=EXPERIMENT_RESOURCES_VIEWED,
instance=experiment,
actor_id=request.app.user.id,
actor_name=request.app.user.username)
if not RedisToStream.is_monitored_experiment_resources(experiment_uuid=experiment_uuid):
logger.info('Experiment resource with uuid `%s` is now being monitored', experiment_uuid)
RedisToStream.monitor_experiment_resources(experiment_uuid=experiment_uuid)
if experiment_uuid in request.app.experiment_resources_ws_managers:
ws_manager = request.app.experiment_resources_ws_managers[experiment_uuid]
else:
ws_manager = SocketManager()
request.app.experiment_resources_ws_managers[experiment_uuid] = ws_manager
def handle_experiment_disconnected_ws(ws):
ws_manager.remove_sockets(ws)
if not ws_manager.ws:
logger.info('Stopping resources monitor for uuid %s', experiment_uuid)
RedisToStream.remove_experiment_resources(experiment_uuid=experiment_uuid)
request.app.experiment_resources_ws_managers.pop(experiment_uuid, None)
logger.info('Quitting resources socket for uuid %s', experiment_uuid)
jobs = []
for job in experiment.jobs.values('uuid', 'role', 'id'):
job['uuid'] = job['uuid'].hex
job['name'] = '{}.{}'.format(job.pop('role'), job.pop('id'))
jobs.append(job)
ws_manager.add_socket(ws)
should_check = 0
while True:
resources = RedisToStream.get_latest_experiment_resources(jobs)
should_check += 1
# After trying a couple of time, we must check the status of the experiment
if should_check > RESOURCES_CHECK:
experiment.refresh_from_db()
if experiment.is_done:
logger.info(
'removing all socket because the experiment `%s` is done', experiment_uuid)
ws_manager.ws = set([])
handle_experiment_disconnected_ws(ws)
return
else:
should_check -= CHECK_DELAY
if resources:
try:
await ws.send(resources)
except ConnectionClosed:
handle_experiment_disconnected_ws(ws)
return
# Just to check if connection closed
if ws._connection_lost: # pylint:disable=protected-access
handle_experiment_disconnected_ws(ws)
return
await asyncio.sleep(SOCKET_SLEEP)
