def getFreeAddresses(self):
import socket
s = socket.socket()
s.bind(('', 0))
port0 = s.getsockname()[1]
s1 = socket.socket()
s1.bind(('', 0))
port1 = s1.getsockname()[1]
s.close()
s1.close()
if port0 <= 0 or port1 <= 0:
#This happens in Jython...
from java.net import ServerSocket
s0 = ServerSocket(0)
port0 = s0.getLocalPort()
s1 = ServerSocket(0)
port1 = s1.getLocalPort()
s0.close()
s1.close()
assert port0 != port1
assert port0 > 0
assert port1 > 0
return port0, port1
def getFreeAddresses(self):
import socket
s = socket.socket()
s.bind(('',0))
port0 = s.getsockname()[1]
s1 = socket.socket()
s1.bind(('',0))
port1 = s1.getsockname()[1]
s.close()
s1.close()
if port0 <= 0 or port1 <= 0:
#This happens in Jython...
from java.net import ServerSocket
s0 = ServerSocket(0)
port0 = s0.getLocalPort()
s1 = ServerSocket(0)
port1 = s1.getLocalPort()
s0.close()
s1.close()
assert port0 != port1
assert port0 > 0
assert port1 > 0
return port0, port1
class NetworkListener(Thread):
"""Use a new thread to listen to a network port and place each message
sent on a new line to the message queue"""
def __init__(self):
self._serverSocket = ServerSocket(PORT)
self._isListening = True
Thread.__init__(self)
log("Started server on " + str(PORT))
def run(self):
"""Start thread listening to the socket"""
while(self._isListening):
self._clientSocket = self._serverSocket.accept()
self._handleConnection(self._clientSocket)
def _handleConnection(self, socket):
reader = BufferedReader(InputStreamReader(socket.getInputStream()))
try:
line = reader.readLine();
while(line is not None and not self._serverSocket.closed):
self._handleMessage(line)
line = reader.readLine();
except SocketException:
if self._isListening:
raise SocketException
else:
log("Ignoring socket exception during shutdown")
socket.close()
def _handleMessage(self, message):
"""Called for each message received."""
lock.acquire()
messageQueue.append(message)
lock.notifyAll()
lock.release()
def stop(self):
"""Stop the server socket and close any open client socket"""
self._isListening = False
if(self._serverSocket is not None):
self._serverSocket.close()
if(self._clientSocket is not None):
self._clientSocket.close()
