def createSchedules(events):
schedules = []
for job in API.getJobs():
#Adding Schedules for jobs within SCHEDULER_UPDATE_INTERVAL
cmd = CronTab(tab="""%s %s""" % (job.interval, job.command)) #these two lines
command = cmd.crons.pop()
cmd_sch = command.schedule(date_from = datetime.now()) #allow us to obtain next timeToRun
nxt = cmd_sch.get_next()
while (nxt - datetime.now()) < SCHEDULER_UPDATE_INTERVAL:
job.lastTimeRun = nxt
worker = API.getNextWorker()
if not worker:
break
schedule = API.Schedule(nxt, job, worker)
schedules.append(schedule)
API.setJobTime(job)
nxt = cmd_sch.get_next()
API.addSchedules(sortSchedules(schedules))
events.enter(SCHEDULER_UPDATE_INTERVAL.total_seconds(), 1, createSchedules, (events,))
def checkWorkerHeartbeat(events):
for worker in API.getWorkers():
if (datetime.now() - worker.heartbeat) > WORKER_HEARTBEAT_TIMEOUT:
for schedule in API.getSchedules(worker):
schedule.worker = API.getNextWorker()
API.destroyWorker(worker)
events.enter(WORKER_HEARTBEAT_TIMEOUT.total_seconds(), 1, checkWorkerHeartbeat, (events,))
