def serve(self):
while self.continue_serving:
try:
self.conn, addr = self.sock.accept()
print "Got connection from " + str(addr)
self.conn.settimeout(SOCKET_TIMEOUT)
if self.authorizeConnection():
while self.continue_serving: # redundant check here to quit on Ctrl+C
try:
proto_bin = self.conn.recv(4096)
except timeout:
continue # do nothing, the timeout is only set so we can poll for Ctrl+C
if not proto_bin: # successfully recving no data implies conn closed
break # so break out of the conn specific loop to await another conn
command = Command()
command.ParseFromString(proto_bin)
self.last_command = CommandWrapper(command)
if (command.HasField('intended_command')
and command.intended_command
== Command.DISCONNECT):
self.conn.close()
else:
self.conn.close()
logger.warning("Invalid login attempt from " + str(addr))
except timeout:
pass # this just means an accept has timed out, which is expected
except Exception, e:
logger.error("Controls Server error!", error=e)
