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county.py
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county.py
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import config
import src.receiver as receiver
import src.mediator as mediator
import src.engine as engine
import multiprocessing
import sys
import signal
class County(object):
def __init__(self):
self.rm_q = multiprocessing.Queue()
self.me_q = multiprocessing.Queue()
self.receiver = receiver.Receiver(('', config.port), self.rm_q)
self.rec_proc = multiprocessing.Process(target=self.receiver.run)
self.rec_proc.daemon = True
self.mediator = mediator.Mediator(self.rm_q, self.me_q)
self.med_proc = multiprocessing.Process(target=self.mediator.run)
self.med_proc.daemon = True
self.engine = engine.Engine(self.me_q)
signal.signal(signal.SIGINT, self.interrupt_handler)
def run(self):
self.rec_proc.start()
self.med_proc.start()
self.engine.run()
self.kill_children()
sys.exit(0)
def interrupt_handler(self, signum, frame):
#do cleanup here
self.kill_children()
sys.exit(0)
def kill_children(self):
print 'And all the children shall die...'
if self.rec_proc.is_alive():
print "Killing receiver"
self.rec_proc.terminate()
self.rec_proc.join()
if self.med_proc.is_alive():
print "Killing mediator"
self.med_proc.terminate()
self.med_proc.join()
print 'done'
if __name__ == '__main__':
c = County()
c.run()
print 'Time to quit'