def __cgexec_infinite_loop(config, controller, cgname, sleep_time=1):
cmd = [
"/usr/bin/perl", "-e",
"'while(1){{sleep({})}};'".format(sleep_time)
]
try:
Cgroup.cgexec(config, controller, cgname, cmd)
except RunError:
# When this process is killed, it will throw a run error.
# Ignore it.
pass
def test(config):
config.process.create_process_in_cgroup(config,
CONTROLLER,
CGNAME,
cgclassify=False)
pids = Cgroup.get_pids_in_cgroup(config, CGNAME, CONTROLLER)
if pids is None:
result = consts.TEST_FAILED
cause = 'No processes were found in cgroup {}'.format(CGNAME)
return result, cause
# run cgexec -h
ret = Cgroup.cgexec(config,
controller=CONTROLLER,
cgname=CGNAME,
cmdline=None,
cghelp=True)
if 'Run the task in given control group(s)' not in ret:
result = consts.TEST_FAILED
cause = 'Failed to print cgexec help text: {}'.format(ret)
return result, cause
return consts.TEST_PASSED, None