def check_and_report_finished(run_state):
try:
finished, exitcode, failure_msg = docker_utils.check_finished(run_state.container)
except docker_utils.DockerException:
traceback.print_exc()
finished, exitcode, failure_msg = False, None, None
new_info = dict(finished=finished, exitcode=exitcode, failure_message=failure_msg)
run_state.info.update(new_info)
run_state = run_state._replace(info=run_state.info)
return run_state
def check_and_report_finished(run_state):
try:
finished, exitcode, failure_msg = docker_utils.check_finished(
run_state.container)
except docker_utils.DockerException:
traceback.print_exc()
finished, exitcode, failure_msg = False, None, None
new_info = dict(finished=finished,
exitcode=exitcode,
failure_message=failure_msg)
run_state.info.update(new_info)
run_state = run_state._replace(info=run_state.info)
return run_state
def _transition_from_CLEANING_UP(self, run_state):
"""
1- delete the container if still existent
2- clean up the dependencies from bundle folder
3- release the dependencies in dependency manager
4- If bundle has contents to upload (i.e. was RUNNING at some point),
move to UPLOADING_RESULTS state
Otherwise move to FINALIZING state
"""
bundle_uuid = run_state.bundle['uuid']
if run_state.container_id is not None:
while True:
try:
finished, _, _ = docker_utils.check_finished(
run_state.container)
if finished:
run_state.container.remove(force=True)
break
except docker.errors.APIError:
traceback.print_exc()
time.sleep(1)
for dep in run_state.bundle['dependencies']:
self.dependency_manager.release(
bundle_uuid, (dep['parent_uuid'], dep['parent_path']))
child_path = os.path.join(run_state.bundle_path, dep['child_path'])
try:
remove_path(child_path)
except Exception:
traceback.print_exc()
if run_state.has_contents:
return run_state._replace(
stage=LocalRunStage.UPLOADING_RESULTS,
run_status='Uploading results',
container=None,
)
else:
return self.finalize_run(run_state)
def _transition_from_CLEANING_UP(self, run_state):
"""
1- delete the container if still existent
2- clean up the dependencies from bundle folder
3- release the dependencies in dependency manager
4- If bundle has contents to upload (i.e. was RUNNING at some point),
move to UPLOADING_RESULTS state
Otherwise move to FINALIZING state
"""
bundle_uuid = run_state.bundle['uuid']
if run_state.container_id is not None:
while True:
try:
finished, _, _ = docker_utils.check_finished(run_state.container)
if finished:
run_state.container.remove(force=True)
break
except docker.errors.APIError:
traceback.print_exc()
time.sleep(1)
for dep in run_state.bundle['dependencies']:
self.dependency_manager.release(bundle_uuid, (dep['parent_uuid'], dep['parent_path']))
child_path = os.path.join(run_state.bundle_path, dep['child_path'])
try:
remove_path(child_path)
except Exception:
traceback.print_exc()
if run_state.has_contents:
return run_state._replace(
stage=LocalRunStage.UPLOADING_RESULTS,
run_status='Uploading results',
container=None,
)
else:
return self.finalize_run(run_state)
def _transition_from_RUNNING(self, run_state):
"""
1- Check run status of the docker container
2- If run is killed, kill the container
3- If run is finished, move to CLEANING_UP state
"""
bundle_uuid = run_state.bundle['uuid']
def check_and_report_finished(run_state):
try:
finished, exitcode, failure_msg = docker_utils.check_finished(
run_state.container)
except docker_utils.DockerException:
traceback.print_exc()
finished, exitcode, failure_msg = False, None, None
new_info = dict(finished=finished,
exitcode=exitcode,
failure_message=failure_msg)
run_state.info.update(new_info)
run_state = run_state._replace(info=run_state.info)
return run_state
def check_resource_utilization(run_state):
kill_messages = []
run_stats = docker_utils.get_container_stats(run_state.container)
time_used = time.time() - run_state.start_time
run_state = run_state._replace(time_used=time_used)
run_state = run_state._replace(max_memory=max(
run_state.max_memory, run_stats.get('memory', 0)))
run_state = run_state._replace(
disk_utilization=self.disk_utilization[bundle_uuid]
['disk_utilization'])
if (run_state.resources['request_time'] and
run_state.time_used > run_state.resources['request_time']):
kill_messages.append(
'Time limit %s exceeded.' %
duration_str(run_state.resources['request_time']))
if run_state.max_memory > run_state.resources['request_memory']:
kill_messages.append(
'Memory limit %s exceeded.' %
duration_str(run_state.resources['request_memory']))
if (run_state.resources['request_disk']
and run_state.disk_utilization >
run_state.resources['request_disk']):
kill_messages.append(
'Disk limit %sb exceeded.' %
size_str(run_state.resources['request_disk']))
if kill_messages:
new_info = run_state.info
new_info['kill_message'] = ' '.join(kill_messages)
run_state = run_state._replace(info=new_info, is_killed=True)
return run_state
def check_disk_utilization():
running = True
while running:
start_time = time.time()
try:
disk_utilization = get_path_size(run_state.bundle_path)
self.disk_utilization[bundle_uuid][
'disk_utilization'] = disk_utilization
running = self.disk_utilization[bundle_uuid]['running']
except Exception:
traceback.print_exc()
end_time = time.time()
# To ensure that we don't hammer the disk for this computation when
# there are lots of files, we run it at most 10% of the time.
time.sleep(max((end_time - start_time) * 10, 1.0))
self.disk_utilization.add_if_new(
bundle_uuid,
threading.Thread(target=check_disk_utilization, args=[]))
run_state = check_and_report_finished(run_state)
run_state = check_resource_utilization(run_state)
if run_state.is_killed and run_state.container_id is not None:
try:
run_state.container.kill()
except docker.errors.APIError:
finished, _, _ = docker_utils.check_finished(
run_state.container)
if not finished:
# If we can't kill a Running container, something is wrong
# Otherwise all well
traceback.print_exc()
self.disk_utilization[bundle_uuid]['running'] = False
self.disk_utilization.remove(bundle_uuid)
return run_state._replace(stage=LocalRunStage.CLEANING_UP,
container_id=None)
if run_state.info['finished']:
logger.debug(
'Finished run with UUID %s, exitcode %s, failure_message %s',
bundle_uuid,
run_state.info['exitcode'],
run_state.info['failure_message'],
)
self.disk_utilization[bundle_uuid]['running'] = False
self.disk_utilization.remove(bundle_uuid)
return run_state._replace(stage=LocalRunStage.CLEANING_UP,
run_status='Uploading results')
else:
return run_state
def _transition_from_RUNNING(self, run_state):
"""
1- Check run status of the docker container
2- If run is killed, kill the container
3- If run is finished, move to CLEANING_UP state
"""
bundle_uuid = run_state.bundle['uuid']
def check_and_report_finished(run_state):
try:
finished, exitcode, failure_msg = docker_utils.check_finished(run_state.container)
except docker_utils.DockerException:
traceback.print_exc()
finished, exitcode, failure_msg = False, None, None
new_info = dict(finished=finished, exitcode=exitcode, failure_message=failure_msg)
run_state.info.update(new_info)
run_state = run_state._replace(info=run_state.info)
return run_state
def check_resource_utilization(run_state):
kill_messages = []
run_stats = docker_utils.get_container_stats(run_state.container)
time_used = time.time() - run_state.start_time
run_state = run_state._replace(time_used=time_used)
run_state = run_state._replace(
max_memory=max(run_state.max_memory, run_stats.get('memory', 0))
)
run_state = run_state._replace(
disk_utilization=self.disk_utilization[bundle_uuid]['disk_utilization']
)
if (
run_state.resources['request_time']
and run_state.time_used > run_state.resources['request_time']
):
kill_messages.append(
'Time limit %s exceeded.' % duration_str(run_state.resources['request_time'])
)
if (
run_state.max_memory > run_state.resources['request_memory']
or run_state.info.get('exitcode', '0') == '137'
):
kill_messages.append(
'Memory limit %s exceeded.' % size_str(run_state.resources['request_memory'])
)
if (
run_state.resources['request_disk']
and run_state.disk_utilization > run_state.resources['request_disk']
):
kill_messages.append(
'Disk limit %sb exceeded.' % size_str(run_state.resources['request_disk'])
)
if kill_messages:
new_info = run_state.info
new_info['kill_message'] = ' '.join(kill_messages)
run_state = run_state._replace(info=new_info, is_killed=True)
return run_state
def check_disk_utilization():
running = True
while running:
start_time = time.time()
try:
disk_utilization = get_path_size(run_state.bundle_path)
self.disk_utilization[bundle_uuid]['disk_utilization'] = disk_utilization
running = self.disk_utilization[bundle_uuid]['running']
except Exception:
traceback.print_exc()
end_time = time.time()
# To ensure that we don't hammer the disk for this computation when
# there are lots of files, we run it at most 10% of the time.
time.sleep(max((end_time - start_time) * 10, 1.0))
self.disk_utilization.add_if_new(
bundle_uuid, threading.Thread(target=check_disk_utilization, args=[])
)
run_state = check_and_report_finished(run_state)
run_state = check_resource_utilization(run_state)
if run_state.is_killed:
try:
run_state.container.kill()
except docker.errors.APIError:
finished, _, _ = docker_utils.check_finished(run_state.container)
if not finished:
# If we can't kill a Running container, something is wrong
# Otherwise all well
traceback.print_exc()
self.disk_utilization[bundle_uuid]['running'] = False
self.disk_utilization.remove(bundle_uuid)
return run_state._replace(stage=LocalRunStage.CLEANING_UP)
if run_state.info['finished']:
logger.debug(
'Finished run with UUID %s, exitcode %s, failure_message %s',
bundle_uuid,
run_state.info['exitcode'],
run_state.info['failure_message'],
)
self.disk_utilization[bundle_uuid]['running'] = False
self.disk_utilization.remove(bundle_uuid)
return run_state._replace(
stage=LocalRunStage.CLEANING_UP, run_status='Uploading results'
)
else:
return run_state
