def validate_experiment_job(request, username, project_name, experiment_id,
job_id):
experiment, message = validate_experiment(request=request,
username=username,
project_name=project_name,
experiment_id=experiment_id)
if experiment is None:
return None, None, message
try:
job = ExperimentJob.objects.get(experiment=experiment, id=job_id)
except (ExperimentJob.DoesNotExist, ValidationError):
return None, None, 'Experiment job was not found'
if job.is_done:
return None, 'Experiment job is not running, current status: {}'.format(
job.last_status)
return job, experiment, None
async def experiment_logs_v2(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
auditor.record(event_type=EXPERIMENT_LOGS_VIEWED,
instance=experiment,
actor_id=request.app.user.id,
actor_name=request.app.user.username)
# Stream logs
await log_experiment(request=request,
ws=ws,
experiment=experiment,
container=conf.get('CONTAINER_NAME_EXPERIMENT_JOB'),
namespace=conf.get('K8S_NAMESPACE'))
async def experiment_logs_v2(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
auditor.record(event_type=EXPERIMENT_LOGS_VIEWED,
instance=experiment,
actor_id=request.app.user.id,
actor_name=request.app.user.username)
container_job_name = get_experiment_job_container_name(backend=experiment.backend,
framework=experiment.framework)
# Stream logs
await log_experiment(request=request,
ws=ws,
experiment=experiment,
container=container_job_name,
namespace=conf.get(K8S_NAMESPACE))
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)
async def experiment_logs(
request, # pylint:disable=too-many-branches
ws,
username,
project_name,
experiment_id):
from streams.consumers.consumers import Consumer
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_LOGS_VIEWED,
instance=experiment,
actor_id=request.app.user.id,
actor_name=request.app.user.username)
if not RedisToStream.is_monitored_experiment_logs(
experiment_uuid=experiment_uuid):
logger.info('Experiment uuid `%s` logs is now being monitored',
experiment_uuid)
RedisToStream.monitor_experiment_logs(experiment_uuid=experiment_uuid)
# start consumer
if experiment_uuid in request.app.experiment_logs_consumers:
consumer = request.app.experiment_logs_consumers[experiment_uuid]
else:
logger.info('Add experiment log consumer for %s', experiment_uuid)
consumer = Consumer(routing_key='{}.{}.*'.format(
RoutingKeys.STREAM_LOGS_SIDECARS_EXPERIMENTS, experiment_uuid),
queue='{}.{}'.format(
CeleryQueues.STREAM_LOGS_SIDECARS,
experiment_uuid))
request.app.experiment_logs_consumers[experiment_uuid] = consumer
consumer.run()
def should_disconnect():
if not consumer.ws:
logger.info('Stopping logs monitor for experiment uuid %s',
experiment_uuid)
RedisToStream.remove_experiment_logs(
experiment_uuid=experiment_uuid)
# if experiment_uuid in request.app.experiment_logs_consumers:
# consumer = request.app.experiment_logs_consumers.pop(experiment_uuid, None)
# if consumer:
# consumer.stop()
return True
return False
# add socket manager
consumer.add_socket(ws)
should_quite = False
num_message_retries = 0
# Stream phase changes
status = None
while status != ExperimentLifeCycle.RUNNING and not ExperimentLifeCycle.is_done(
status):
experiment.refresh_from_db()
if status != experiment.last_status:
status = experiment.last_status
await notify(ws_manager=consumer,
message=get_status_message(status))
if should_disconnect():
return
await asyncio.sleep(SOCKET_SLEEP)
if ExperimentLifeCycle.is_done(status):
await notify(ws_manager=consumer, message=get_status_message(status))
RedisToStream.remove_experiment_logs(experiment_uuid=experiment_uuid)
return
while True:
num_message_retries += 1
for message in consumer.get_messages():
num_message_retries = 0
await notify(ws_manager=consumer, message=message)
# After trying a couple of time, we must check the status of the experiment
if num_message_retries > MAX_RETRIES:
experiment.refresh_from_db()
if experiment.is_done:
logger.info(
'removing all socket because the experiment `%s` is done',
experiment_uuid)
consumer.ws = set([])
else:
num_message_retries -= CHECK_DELAY
# Just to check if connection closed
if ws._connection_lost: # pylint:disable=protected-access
logger.info('Quitting logs socket for experiment uuid %s',
experiment_uuid)
consumer.remove_sockets({
ws,
})
should_quite = True
if should_disconnect():
should_quite = True
if should_quite:
return
await asyncio.sleep(SOCKET_SLEEP)
