class IntelliCache_Server_Connection_Handler(asyncore.dispatcher):
def __init__(self, sock):
self.chunk_size = 4096
self.log = logging.getLogger("[Client Connection] %s" % str(sock.getsockname()))
asyncore.dispatcher.__init__(self, sock=sock)
self.recv_buffer = ""
self.recv_bufLen = 0
self.write_buffer = []
self.handler = IntelliCache_PacketHandler(self)
self.status = self.handler.protocol.CONNECTION_STATUS.CONNECTED
self.username = ""
self.handler.SEND_PING_REQUEST()
def writable(self):
return bool(self.write_buffer)
def handle_write(self):
data = self.write_buffer.pop()
sent = self.send(data[: self.chunk_size])
if sent < len(data):
remaining = data[sent:]
self.data.to_write.append(remaining)
# self.log.debug('handle_write() -> (%d)', sent)
# debugPacket(data[:sent], "Packet contents:")
if not bool(self.write_buffer):
if self.status == self.handler.protocol.CONNECTION_STATUS.DISCONNECT:
self.log.debug("CONNECTION_STATUS: DISCONNECT -- closing connection...")
self.close()
def handle_read(self):
strTemp = self.recv(self.chunk_size)
self.log.debug("handle_read() -> (%d)" % len(strTemp))
debugPacket(strTemp, "Packet contents:")
recvLen = len(strTemp)
if recvLen == 0:
self.log.debug("Connection lost. (disconnected)")
self.close()
self.recv_buffer += strTemp
self.recv_bufLen += recvLen
# Received packet header and length
while self.recv_bufLen >= 4:
# Get packet length
pktLen, = struct.unpack("H", self.recv_buffer[2:4])
# Break if received buffer is smaller then packet length
if self.recv_bufLen < pktLen:
print "received buffer is smaller then packet length -- breaking..."
break
strPacket = self.recv_buffer[:pktLen]
self.recv_buffer = self.recv_buffer[pktLen:]
self.recv_bufLen -= pktLen
self.handler.parsePacket(strPacket)
def handle_close(self):
self.log.debug("handle_close()")
self.close()
def __init__(self, sock):
self.chunk_size = 4096
self.log = logging.getLogger("[Client Connection] %s" % str(sock.getsockname()))
asyncore.dispatcher.__init__(self, sock=sock)
self.recv_buffer = ""
self.recv_bufLen = 0
self.write_buffer = []
self.handler = IntelliCache_PacketHandler(self)
self.status = self.handler.protocol.CONNECTION_STATUS.CONNECTED
self.username = ""
self.handler.SEND_PING_REQUEST()
