import logging
import os
-import platform
import signal
import threading
import sys
type=str,
required=True,
metavar='FILENAME',
- help='The location of the bundle of code to execute.'
+ help='The location of the bundle of code to execute.',
)
cfg.add_argument(
'--result_file',
type=str,
required=True,
metavar='FILENAME',
- help='The location where we should write the computation results.'
+ help='The location where we should write the computation results.',
)
cfg.add_argument(
'--watch_for_cancel',
action=argparse_utils.ActionNoYes,
- default=False,
- help='Should we watch for the cancellation of our parent ssh process?'
+ default=True,
+ help='Should we watch for the cancellation of our parent ssh process?',
)
@background_thread
def watch_for_cancel(terminate_event: threading.Event) -> None:
- if platform.node() == 'VIDEO-COMPUTER':
- logger.warning('Background thread not allowed on retarded computers, sorry.')
- return
logger.debug('Starting up background thread...')
p = psutil.Process(os.getpid())
while True:
saw_sshd = True
break
if not saw_sshd:
- logger.error('Did not see sshd in our ancestors list?! Committing suicide.')
+ logger.error(
+ 'Did not see sshd in our ancestors list?! Committing suicide.'
+ )
os.system('pstree')
os.kill(os.getpid(), signal.SIGTERM)
time.sleep(5.0)
in_file = config.config['code_file']
out_file = config.config['result_file']
- (thread, stop_thread) = watch_for_cancel()
+ stop_thread = None
+ if config.config['watch_for_cancel']:
+ (thread, stop_thread) = watch_for_cancel()
logger.debug(f'Reading {in_file}.')
try:
stop_thread.set()
sys.exit(-1)
- stop_thread.set()
- thread.join()
+ if stop_thread is not None:
+ stop_thread.set()
+ thread.join()
if __name__ == '__main__':