def kill_subprocesses(
self, name=None, sig=signal.SIGKILL, expected_num_killed=None
):
# Kill all subprocesses
proc_ids = utils.find_proc_id(proc_name=name, children_only=True)
if expected_num_killed is not None:
self.assertEqual(
len(proc_ids),
expected_num_killed,
msg="Expected to find %d processes to kill, found %d"
% (expected_num_killed, len(proc_ids)),
)
for proc_id in proc_ids:
try:
os.kill(proc_id, sig)
except OSError:
pass
def _signal_handler(signum, _):
name = "Unknown"
for signame in _iter_signal_names():
if signum == getattr(signal, signame):
name = signame
# Terminate children
proc_ids = find_proc_id(children_only=True)
for proc_id in proc_ids:
try:
os.kill(proc_id, signal.SIGKILL)
except OSError:
# If the batch system killed the entire process group, these
# processes might already be dying
pass
# Throw an exception so SystemTest infrastructure can handle this error
expect(False, "Job killed due to receiving signal %d (%s)" % (signum, name))
def _signal_handler(signum, _):
name = "Unknown"
for signame in _iter_signal_names():
if signum == getattr(signal, signame):
name = signame
# Terminate children
proc_ids = find_proc_id(children_only=True)
for proc_id in proc_ids:
try:
os.kill(proc_id, signal.SIGKILL)
except OSError:
# If the batch system killed the entire process group, these
# processes might already be dying
pass
# Throw an exception so SystemTest infrastructure can handle this error
expect(False, "Job killed due to receiving signal {:d} ({})".format(signum, name))
