beacon.py

   1 from socket import *
   2 from threading import Timer
   3 import config
   4
   5 class Beacon:
   6
   7     UDPSock = socket(AF_INET, SOCK_DGRAM)
   8     UDPSock.setsockopt(SOL_SOCKET, SO_BROADCAST, 1)
   9     services = []
  10
  11     def add_service(self, service):
  12         self.services.append(service)
  13         self.send_beacon()
  14
  15     def format_services(self):
  16         return ';'.join(self.services)
  17
  18     def format_beacon(self):
  19         beacon = []
  20
  21         guid = config.getGUID()
  22
  23         beacon.append('tivoconnect=1')
  24         beacon.append('swversion=1')
  25         beacon.append('method=broadcast')
  26         beacon.append('identity=%s' % guid)
  27
  28         beacon.append('machine=%s' % gethostname())
  29         beacon.append('platform=pc')
  30         beacon.append('services=' + self.format_services())
  31
  32         return '\n'.join(beacon)
  33
  34     def send_beacon(self):
  35         beacon_ips = config.getBeaconAddreses()
  36         for beacon_ip in beacon_ips.split():
  37             try:
  38                 self.UDPSock.sendto(self.format_beacon(), (beacon_ip, 2190))
  39             except error, e:
  40                 print e
  41                 pass
  42
  43     def start(self):
  44         self.send_beacon()
  45         self.timer = Timer(60, self.start)
  46         self.timer.start()
  47
  48     def stop(self):
  49         self.timer.cancel()
  50
  51 if __name__ == '__main__':
  52     b = Beacon()
  53
  54
  55     b.add_service('TiVoMediaServer:9032/http')
  56     b.send_beacon_timer()