def keep_alive_waiting_app(self):
queue = SchedulerState.get_user_app_queue()
for c_app in list(queue):
# Not alive since last check ?
if time.time() > (c_app['last_alive'] +
SchedulerState.DEFAULT_KEEP_ALIVE_DELAY):
queue.remove(c_app)
def print_scheduler_info(self):
if self.count % 100 == 0:
self.count = 0
logging.info(" ========== Scheduling ==========")
logging.info("-------- Geometry")
logging.info("\t\t {} rows * {} cols".format(
SchedulerState.get_rows(), SchedulerState.get_cols()))
logging.info("-------- Disabled")
logging.info("\t\t {}".format(SchedulerState.get_disabled()))
logging.info("-------- Enable State")
logging.info(SchedulerState.get_enable_state())
logging.info("-------- Is Frontage Up?")
logging.info(SchedulerState.is_frontage_on())
logging.info("-------- Usable?")
logging.info(SchedulerState.usable())
logging.info("-------- Current App")
logging.info(SchedulerState.get_current_app())
logging.info('Forced App ? {}'.format(
SchedulerState.get_forced_app()))
logging.info("---------- Waiting Queue")
logging.info(SchedulerState.get_user_app_queue())
if SchedulerState.get_enable_state() == 'scheduled':
logging.info("---------- Scheduled ON")
logging.info(SchedulerState.get_scheduled_on_time().strftime(
"%d-%m-%Y %H:%M:%S UTC+00"))
logging.info("---------- Scheduled OFF")
logging.info(SchedulerState.get_scheduled_off_time().strftime(
"%d-%m-%Y %H:%M:%S UTC+00"))
logging.info("---------- TIME NOW")
logging.info(datetime.datetime.now().strftime(
"%d-%m-%Y %H:%M:%S UTC+00"))
self.count += 1
def print_scheduler_info(self):
if self.count % 10 == 0:
self.count = 0
print_flush(" ========== Scheduling ==========")
print_flush("-------- Enable State")
print_flush(SchedulerState.get_enable_state())
print_flush("-------- Is Frontage Up?")
print_flush(SchedulerState.is_frontage_on())
print_flush("-------- Usable?")
print_flush(SchedulerState.usable())
print_flush("-------- Current App")
print_flush(SchedulerState.get_current_app())
print_flush('Forced App ?', SchedulerState.get_forced_app())
print_flush("---------- Waiting Queue")
print_flush(SchedulerState.get_user_app_queue())
if SchedulerState.get_enable_state() == 'scheduled':
print_flush("---------- Scheduled ON")
print_flush(SchedulerState.get_scheduled_on_time())
print_flush("---------- Scheduled OFF")
print_flush(SchedulerState.get_scheduled_off_time())
self.count += 1
def check_app_scheduler(self):
# check keep alive app (in user waiting app Q)
self.keep_alive_waiting_app()
# collect usefull struct & data
queue = SchedulerState.get_user_app_queue() # User waiting app
c_app = SchedulerState.get_current_app() # Current running app
now = datetime.datetime.now()
forced_app = SchedulerState.get_forced_app_request()
# Is a app running ?
if c_app:
close_request, close_userid = SchedulerState.get_close_app_request()
if close_request:
message = Fap.CODE_CLOSE_APP if close_userid != c_app['userid'] else None
print_flush('## Stopping app upon user reques [check_app_scheduler]')
self.stop_app(c_app, message, 'Executing requested app closure')
redis.set(SchedulerState.KEY_STOP_APP_REQUEST, '{}')
return
if len(forced_app) > 0 and not SchedulerState.get_forced_app():
print_flush('## Closing previous app for forced one [check_app_scheduler]')
SchedulerState.clear_user_app_queue()
self.stop_app(c_app, Fap.CODE_CLOSE_APP, 'The admin started a forced app')
return
# do we kill an old app no used ? ?
if self.keep_alive_current_app(c_app):
return
# is expire soon ?
if not c_app.get('is_default', False) and now > (datetime.datetime.strptime(c_app['expire_at'], "%Y-%m-%d %H:%M:%S.%f") - datetime.timedelta(seconds=EXPIRE_SOON_DELAY)):
if not SchedulerState.get_expire_soon():
Fap.send_expires_soon(EXPIRE_SOON_DELAY, c_app['username'], c_app['userid'])
# is the current_app expired ?
if self.app_is_expired(c_app) or c_app.get('is_default', False):
# is the current_app a FORCED_APP ?
if SchedulerState.get_forced_app():
print_flush('## Stopping expired forced app [check_app_scheduler]')
self.stop_app(c_app)
return
# is some user-app are waiting in queue ?
if len(queue) > 0:
next_app = queue[0]
self.stop_current_app_start_next(queue, c_app, next_app)
return
else:
# is a defautl scheduled app ?
if c_app.get('is_default', False) and self.app_is_expired(c_app):
print_flush('## Stopping expired default scheduled app [check_app_scheduler]')
self.stop_app(c_app)
return
# it's a USER_APP, we let it running, do nothing
else:
pass
else:
if len(forced_app) > 0 and not SchedulerState.get_forced_app():
print_flush("## Starting {} [FORCED]".format(forced_app['name']))
SchedulerState.set_event_lock(True)
SchedulerState.clear_forced_app_request()
start_forced_fap.apply_async(args=[forced_app], queue='userapp')
redis.set(SchedulerState.KEY_FORCED_APP, 'True')
return
# is an user-app waiting in queue to be started ?
elif len(queue) > 0:
SchedulerState.set_event_lock(True)
start_fap.apply_async(args=[queue[0]], queue='userapp')
print_flush(" Starting {} [QUEUE]".format(queue[0]['name']))
return
else:
return self.start_default_app()