2016-08-24 23 views
1

我試圖使用扭曲的websocket服務器,並將其連接到本地主機上的JavaScript客戶端,而不是通過網絡。服務器和客戶端可以看到對方,但他們無法完成握手。是的,由於系統要求,我使用txWS提供的Hixie-76封裝。爲什麼Autobahn Twisted Websocket服務器沒有完成與javascript客戶端的握手?

我難以理解爲什麼他們不能連接?

版本:高速公路0.16,扭曲0.16.3

這是我想要實現一個實際的例子: https://github.com/crossbario/autobahn-python/tree/master/examples/twisted/websocket/echo使用server.py和client.html

日誌:

2016-08-24 15:44:33+0100 [-] Log opened. 
2016-08-24 15:44:33+0100 [-] WebSocketServerFactory (WebSocketFactory) starting on 8080 

2016-08-24 15:44:33+0100 [-] Starting factory <autobahn.twisted.websocket.WebSocketServerFactory object at 0x00000000031DB7F0> 

2016-08-24 15:44:33+0100 [-] Starting factory <txws.WebSocketFactory instance at 0x0000000002FA82C8> 

2016-08-24 15:44:34+0100 [MyServerProtocol (WebSocketProtocol),0,127.0.0.1] Starting HyBi-00/Hixie-76 handshake 

2016-08-24 15:44:34+0100 [MyServerProtocol (WebSocketProtocol),0,127.0.0.1] Completed HyBi-00/Hixie-76 handshake 

2016-08-24 15:44:39+0100 [-] WebSocket connection closed: 
2016-08-24 15:44:39+0100 [-] False 
2016-08-24 15:44:39+0100 [-] 1006 
2016-08-24 15:44:39+0100 [-] connection was closed uncleanly (peer did not finish (in time) the opening handshake) 

Python類:

from txws import WebSocketFactory 
from twisted.internet import reactor 
from twisted.python import log 
from autobahn.twisted.websocket import WebSocketServerFactory 
from autobahn.twisted.websocket import WebSocketServerProtocol 

import json 
import sys 

class MyServerProtocol(WebSocketServerProtocol): 

    def onMessage(self, payload, isBinary): 
     print "Message Received!!!!" 
     msg = json.dumps({'status':'PLEASE WORK'}) 
     self.sendMessage(msg, isBinary=False) 

    def onClose(self, wasClean, code, reason): 
     print "WebSocket connection closed: " 
     print str(wasClean) 
     print str(code) 
     print str(reason) 

def make_server(): 
    print 'Making ws server' 
    log.startLogging(sys.stdout) 
    factory = WebSocketServerFactory("ws://127.0.0.1:8080") 
    factory.protocol = MyServerProtocol 
    reactor.listenTCP(8080, WebSocketFactory(factory)) #txWS WebSocketFactory wrapper 
    reactor.run() 

Javascript:

function ConnectWebSocket() { 
    websocket = new WebSocket('ws://127.0.0.1:8080'); 
    websocket_open = true; 

    websocket.onopen = function(e) { 
     console.log('opened'); 
     console.log(e); 
     websocket.send('slow test'); 
    }; 
    websocket.onclose = function(e) { 
     console.log("Connection closed."); 
     websocket_open = false; 
     websocket = null; 
     ConnectWebSocket(); 
    }; 
    websocket.onmessage = function(e) { 
     console.log('message'); 
     console.log(e.data); 
    }; 
    websocket.onerror = function(e) { 
     console.log('error'); 
     console.log(e); 
    }; 
} 
ConnectWebSocket(); 
+1

我可以看到的唯一的問題可能是一個問題是「u」在'(u「ws://127.0.0.1:8080」)中缺失''這只是將該字符串標記爲unicode,並且從我的理解通常不是什麼大不了的事情。我從來沒有使用Hixie-76封裝,所以我猜'WebSocketFactory(工廠)'是問題出在哪裏,因爲其他東西看起來都不錯。 –

回答

0

好吧,我發現了這個問題。正如邁克爾S所說,它可能在Hixie-76包裝紙上,就是這樣。開發人員必須讓該協議隨時間推移而失效,並且不再有效。我可以通過在代碼中追溯來確認這一點。我會將其報告給txWS的開發者。

我找到了Hixie-76問題的備用解決方案。我將包裝器切換到https://github.com/gleicon/txwebsockets的txWebSockets。不是一個優雅的解決方案,但它現在的作品。

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