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 monitor_cmd(tkt_spool_dir, scandir, location):
"""Configure ticket locker for each cell."""
if location:
_LOGGER.info('Using location filter: %s', location)
else:
_LOGGER.info('No location filter, configuring all cells.')
admin_cell = context.GLOBAL.admin.cell()
while True:
for cell in admin_cell.list({}):
celluser = cell['username']
cellname = cell['_id']
celllocation = cell.get('location', '')
if location and not fnmatch.fnmatch(celllocation, location):
_LOGGER.info('Skip cell by location: %s %s', cellname,
celllocation)
continue
_configure_locker(tkt_spool_dir, scandir, cellname, celluser)
# TODO: need to stop/remove extra services. For now, extra
# services are removed on group restart.
supervisor.control_svscan(scandir,
(supervisor.SvscanControlAction.alarm,
supervisor.SvscanControlAction.nuke))
time.sleep(60)
def _refresh_supervisor(self):
"""Notify the supervisor of new cleanup instances.
"""
_LOGGER.info('Refreshing svscan')
supervisor.control_svscan(self.tm_env.cleaning_dir,
(supervisor.SvscanControlAction.alarm,
supervisor.SvscanControlAction.nuke))
def _scan(self, scan_dir):
"""Tells the svscan instance to rescan the given scan dir."""
_LOGGER.debug('Scanning directory %r', scan_dir)
try:
supervisor.control_svscan(scan_dir,
supervisor.SvscanControlAction.alarm)
except subproc.CalledProcessError as ex:
_LOGGER.warning(ex)
def _stop_on_lost(tm_env, state):
_LOGGER.debug('ZK connection state: %s', state)
if state == zkutils.states.KazooState.LOST:
_LOGGER.info('ZK connection lost, stopping node.')
_LOGGER.info('Terminating svscan in %s', tm_env.init_dir)
supervisor.control_svscan(tm_env.init_dir,
supervisor.SvscanControlAction.quit)
# server_init should be terminated at this point but exit just in case.
utils.sys_exit(-1)
def test_control_svscan(self):
"""Tests controlling an svscan instance.
"""
# Disable W0212(protected-access)
# pylint: disable=W0212
supervisor.control_svscan(self.root,
(supervisor.SvscanControlAction.alarm,
supervisor.SvscanControlAction.nuke))
treadmill.subproc.check_call.assert_called_with(
[supervisor._get_cmd('svscanctl'), '-an', self.root])
def _refresh_supervisor(self):
"""Notify the supervisor of new instances to run."""
supervisor.control_svscan(self.tm_env.running_dir,
(supervisor.SvscanControlAction.alarm,
supervisor.SvscanControlAction.nuke))
