def join_network(self):
# start event listener thread
t = threading.Thread(target=self.start)
t.daemon = True
t.start()
# if we are root
if self.is_root == 1:
self.root = None
self.successor = None
self.sucsuccessor = None
self.predecessor = None
self.sec_successor = None
self.toString()
# if we are peer
else:
self.predecessor = None
self.sucsuccessor = None
# contact the root to find our successor
self.root = Proxy(self.root_addr.ip_addr, self.root_addr.port)
self.successor = self.root.find_successor(self.address.NODEID)
# set our predecessor
succ = Proxy(self.successor.ip_addr, self.successor.port)
tmp = succ.getpredec()
if not tmp:
succ.notify(self.address)
else:
pred = Proxy(tmp.ip_addr, tmp.port)
pred.revnotify(self.address)
pred.revnotify2(self.successor)
self.predecessor = tmp
succ.notify(self.address)
# get successor's successor
self.sucsuccessor = succ.getsucc()
# inherit necessary files from successor
self.inherit()
# print current state of the node
self.toString()
# start stabilizing thread
s = threading.Thread(target=self.periodical)
s.daemon = True
s.start()
# don't kill the main thread so that deamon threads can survive
while True:
time.sleep(1)
