def sighandler_term(signum=None, frame=None):
if _flags.sigterm_sent: return
_flags.sigterm_sent = True
background_job(suicide, daemon=True)()
logging.info('got TERM signal, exiting')
if config.db_update == 2:
try:
do_save()
except:
eva.core.log_traceback()
core_shutdown()
unlink_pid_file()
logging.info('EVA core shut down')
def setValues(self, addr, values):
super().setValues(addr, values)
if not self.event_handlers_lock.acquire(
timeout=eva.core.config.timeout):
logging.critical('WatchBlock::setValues locking broken')
eva.core.critical()
return False
try:
if addr not in self.event_handlers:
return
for f in self.event_handlers[addr]:
background_job(f)(addr, values)
finally:
self.event_handlers_lock.release()
def shutdown_core(self, **kwargs):
"""
shutdown the controller
Controller process will be exited and then (should be) restarted by
watchdog. This allows to restart controller remotely.
Args:
k: .master
"""
parse_api_params(kwargs)
os.system('touch {}/{}_reload'.format(eva.core.dir_var,
eva.core.product.code))
background_job(eva.core.sighandler_term)()
return True, api_result_accepted
def start():
eva.lm.extapi.start()
Q.start()
for i, r in dm_rules.items():
DM.append_rule(r, do_sort=False)
DM.sort()
plc.start_processors()
uc_pool.start()
for i, v in remote_ucs.items():
background_job(connect_remote_controller, daemon=True)(v)
for i, v in lvars_by_full_id.items():
v.start_processors()
for i, v in cycles_by_id.copy().items():
v.start(autostart=True)
for i, r in jobs.items():
try:
r.schedule()
except:
eva.core.log_traceback()
eva.lm.jobs.scheduler.start()
def handle_event(item):
oid = item.oid
if oid in custom_event_handlers:
for f in custom_event_handlers.get(oid):
background_job(exec_event_handler)(f, item)
return True