def execute(self, data):
"""Pass a container to the cleanup service.
"""
_LOGGER.critical('Monitor container cleanup: %r', data)
running = os.path.join(self._tm_env.running_dir, data['id'])
data_dir = supervisor.open_service(running, existing=False).data_dir
cleanup = os.path.join(self._tm_env.cleanup_dir, data['id'])
# pid1 will SIGABRT(6) when there is an issue
if int(data['signal']) == 6:
app_abort.flag_aborted(data_dir, why=app_abort.AbortedReason.PID1)
try:
_LOGGER.info('Moving %r -> %r', running, cleanup)
fs.replace(running, cleanup)
except OSError as err:
if err.errno == errno.ENOENT:
pass
else:
raise
try:
supervisor.control_svscan(self._tm_env.running_dir, [
supervisor.SvscanControlAction.alarm,
supervisor.SvscanControlAction.nuke
])
except subproc.CalledProcessError as err:
_LOGGER.warning('Failed to nuke svscan: %r',
self._tm_env.running_dir)
return True
def run(approot, runtime, container_dir):
"""Runs container given a container dir."""
# Intercept SIGTERM from s6 supervisor, so that initialization is not
# left in broken state.
with lc.LogContext(_LOGGER, os.path.basename(container_dir),
lc.ContainerAdapter) as log:
terminated = utils.make_signal_flag(utils.term_signal())
tm_env = None
try:
log.info('run %r %r', approot, container_dir)
tm_env = appenv.AppEnvironment(approot)
app_runtime.get_runtime(runtime, tm_env,
container_dir).run(terminated)
# If we reach here, the application was terminated.
except Exception as exc: # pylint: disable=W0703
if not terminated:
log.critical('Failed to start, app will be aborted.',
exc_info=True)
app_abort.flag_aborted(tm_env, container_dir, exc)
else:
log.logger.info('Exception while handling term, ignore.',
exc_info=True)
def run(approot, runtime, container_dir):
"""Runs container given a container dir."""
# Make sure container_dir is a fully resolved path.
container_dir = os.path.realpath(container_dir)
_LOGGER.info('run %r %r', approot, container_dir)
tm_env = appenv.AppEnvironment(approot)
try:
app_runtime.get_runtime(runtime, tm_env, container_dir).run()
except Exception as exc: # pylint: disable=W0703
_LOGGER.exception('Failed to start, app will be aborted.')
app_abort.flag_aborted(tm_env, container_dir, exc)
def test_flag_aborted(self):
"""Tests flag abort sequence."""
container_dir = os.path.join(self.root, 'apps', 'proid.myapp#001',
'data')
fs.mkdir_safe(container_dir)
app_abort.flag_aborted(container_dir,
why=app_abort.AbortedReason.INVALID_TYPE,
payload='test')
aborted_file = os.path.join(container_dir, 'aborted')
with io.open(aborted_file) as f:
aborted = json.load(f)
self.assertEqual('invalid_type', aborted.get('why'))
self.assertEqual('test', aborted.get('payload'))
def run(approot, runtime, container_dir, runtime_param=None):
"""Runs container given a container dir."""
# Make sure container_dir is a fully resolved path.
container_dir = os.path.realpath(container_dir)
service = supervisor.open_service(container_dir)
_LOGGER.info('run %r %r', approot, container_dir)
tm_env = appenv.AppEnvironment(approot)
param = utils.equals_list2dict(runtime_param or [])
try:
app_runtime.get_runtime(
runtime, tm_env, service, param
).run()
except exc.ContainerSetupError as err:
_LOGGER.exception('Failed to start, app will be aborted.')
app_abort.flag_aborted(service.data_dir,
why=err.reason,
payload=traceback.format_exc())
except Exception as err: # pylint: disable=W0703
_LOGGER.exception('Failed to start, app will be aborted.')
app_abort.flag_aborted(service.data_dir,
why=app_abort.AbortedReason.UNKNOWN,
payload=traceback.format_exc())
