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()