def send_hello(self, ):
# 与服务端建立socket连接
with socket.create_connection((host, port)) as sock:
#sock.send(bytes(testreq,"utf-8") )
# print("sent",testreq)
#reply = sock.recv(4096)
# print(reply)
# 将socket打包成SSL socket
print("connect {}:{},as socket {}".format(host, port, sock))
with context.wrap_socket(sock) as ssock:
print(ssock)
# 向服务端发送信息
buffer = ChannelPack.pack_all(ChannelPack.TYPE_RPC, testreq)
ssock.send(buffer)
# 接收服务端返回的信息
responsePack = None
respbuffer = bytearray()
for i in [0, 3]:
msg = ssock.recv(1024 * 10)
respbuffer += msg
(code, len,
responsePack) = ChannelPack.unpack(bytes(respbuffer))
i += 1
if code != 0:
continue
if len > 0:
respbuffer = respbuffer[len:]
if code == 0:
break
print(responsePack.result, responsePack.data)
ssock.close()
def read_channel(self):
# 接收服务端返回的信息
try:
self.logger.debug("{} channelHandler.ssock.recv begin.".format(
self.name))
msg = self.channelHandler.ssock.recv(1024 * 1024 * 10)
self.logger.debug("channelHandler.ssock.recv len:{}".format(
len(msg)))
if msg is None:
return -1
if len(msg) == 0:
return 0
except Exception as e:
self.logger.error("{}:ssock read error {}".format(self.name, e))
return -1
self.respbuffer += msg
# if no enough data even for header ,continue to read
if len(self.respbuffer) < ChannelPack.getheaderlen():
return len(msg)
code = 0
# decode all packs in buffer from node,maybe got N packs on one read
# -1 means no enough bytes for decode, should break to continue read and wait
while code != -1:
(code, decodelen,
responsePack) = ChannelPack.unpack(bytes(self.respbuffer))
# print("respbuffer:",self.respbuffer)
if decodelen > 0:
# cut the buffer from last decode pos
self.respbuffer = self.respbuffer[decodelen:]
if code != -1 and responsePack is not None: # got a pack
# print("get a pack from node, put to queue {}".format(responsePack.detail()))
self.logger.debug(
"{}:pack from node, put queue(qsize{}),detail {}".format(
self.name, self.recvQueue.qsize(),
responsePack.detail()))
if self.recvQueue.full():
self.recvQueue.get(
) # if queue full ,pop the head item ,!! the item LOST
self.logger.error(
"{}:queue {} FULL pop and LOST: {}".format(
self.name, responsePack.type,
responsePack.detail()))
self.recvQueue.put(responsePack)
# self.print_queue()
return len(msg)