def reconnect(self):
'''reconnect to gateway after lost ultrapeer'''
self.isUltra = None # boolean
self.peers = [] # list of connected peers
self.upeers = [] # list of connected ultrapeers
self.upeer = None # ultrapeer of node
self.searchctr = 0
self.completedSearches = {}
data = http.send_register(self.port, GATEWAY_ADDR)
data = pickle.loads(data)
if data['isUltra']:
self.isUltra = True
self.upId=data['upId']
if data['uPeers'] is not None:
self.upeers = data['uPeers']
if self.upeers is not None:
for up in self.upeers:
http.send_imaupeer(self.port, up)
else:
self.isUltra = False
self.upeer = data['uPeer']
if http.send_imapeer(self.port, self.upeer) is False:
time.sleep(5)
self.reconnect()
def connectToNetwork(self):
'''Establish connection with gateway and process result'''
data = http.send_register(self.port, GATEWAY_ADDR)
data = pickle.loads(data)
if data['isUltra']:
# node is an ultrapeer
self.isUltra = True
self.upId = data['upId']
self.upeers = data['uPeers']
# connect to listed ultrapeers
if self.upeers is not None:
for up in self.upeers:
http.send_imaupeer(self.port, up)
else:
# node is not ultrapeer
self.isUltra = False
self.upeer = data['uPeer']
# connect to listed ultrapeer
if http.send_imapeer(self.port, self.upeer) is False:
time.sleep(5)
self.reconnect()
t=threading.Thread(target=self.pingNodes)
t.start()
