回答此问题可获得 20 贡献值,回答如果被采纳可获得 50 分。
<p>我正在想办法连接到插座.io(节点.js)带有Python Twisted客户端的服务器。服务器是一个聊天服务器,我没有写,所以我无法控制它。
我尝试了一些方法,主要是TCP连接,但是我想我需要使用Websockets接口来成功地通信。在</p>
<p>为了测试,我使用了插座.io教程,<a href="http://socket.io/#how-to-use" rel="nofollow">http://socket.io/#how-to-use</a>用于服务器。在</p>
<pre><code>var app = require('http').createServer(handler)
, io = require('socket.io').listen(app)
, fs = require('fs')
app.listen(8080);
function handler (req, res) {
fs.readFile(__dirname + '/index.html',
function (err, data) {
if (err) {
res.writeHead(500);
return res.end('Error loading index.html');
}
res.writeHead(200);
res.end(data);
});
}
io.sockets.on('connection', function (socket) {
socket.emit('news', { hello: 'world' });
socket.on('my other event', function (data) {
console.log(data);
});
});
</code></pre>
<p>对于客户机,我使用了本教程中的示例代码<a href="http://autobahn.ws/python/tutorials/echo/" rel="nofollow">http://autobahn.ws/python/tutorials/echo/</a>:(我知道回调不匹配,但我只想看看它是否会先连接,但它不匹配)。在</p>
^{pr2}$
<p>这只是想看看它是否能连接起来。问题是插座.io服务器说:
<code>destroying non-socket.io upgrade</code>,所以我猜客户端没有发送正确的升级头,但我不确定。在</p>
<p>我是否遗漏了一些东西,或者Websocket的实现在不同的库之间是不同的,我需要做一些挖掘才能让它们进行通信?我有种感觉应该很容易。我的问题是,我要在客户端上做些什么更改以便它能够连接(成功完成握手并开始接受/发送帧)?在</p>
<p>最后,我想使用Twisted,但我愿意接受其他建议。我知道最直接的方法就是插座.io客户端,但我只知道Python。在</p>
<p>编辑:</p>
<pre><code>After turning on logging, it shows this:
2013-11-14 22:11:29-0800 [-] Starting factory <autobahn.websocket.WebSocketClientFactory instance at 0xb6812080>
2013-11-14 22:11:30-0800 [Uninitialized]
[('debug', True, 'WebSocketClientFactory'),
('debugCodePaths', False, 'WebSocketClientFactory'),
('logOctets', True, 'WebSocketClientFactory'),
('logFrames', True, 'WebSocketClientFactory'),
('trackTimings', False, 'WebSocketClientFactory'),
('allowHixie76', False, 'WebSocketClientFactory'),
('utf8validateIncoming', True, 'WebSocketClientFactory'),
('applyMask', True, 'WebSocketClientFactory'),
('maxFramePayloadSize', 0, 'WebSocketClientFactory'),
('maxMessagePayloadSize', 0, 'WebSocketClientFactory'),
('autoFragmentSize', 0, 'WebSocketClientFactory'),
('failByDrop', True, 'WebSocketClientFactory'),
('echoCloseCodeReason', False, 'WebSocketClientFactory'),
('openHandshakeTimeout', 5, 'WebSocketClientFactory'),
('closeHandshakeTimeout', 1, 'WebSocketClientFactory'),
('tcpNoDelay', True, 'WebSocketClientFactory'),
('version', 18, 'WebSocketClientFactory'),
('acceptMaskedServerFrames', False, 'WebSocketClientFactory'),
('maskClientFrames', True, 'WebSocketClientFactory'),
('serverConnectionDropTimeout', 1, 'WebSocketClientFactory'),
('perMessageCompressionOffers', [], 'WebSocketClientFactory'),
('perMessageCompressionAccept',
<function <lambda> at 0x177ba30>,
'WebSocketClientFactory')]
2013-11-14 22:11:30-0800 [Uninitialized] connection to 127.0.0.1:8080 established
2013-11-14 22:11:30-0800 [Uninitialized] GET / HTTP/1.1
User-Agent: AutobahnPython/0.6.4
Host: localhost:8080
Upgrade: WebSocket
Connection: Upgrade
Pragma: no-cache
Cache-Control: no-cache
Sec-WebSocket-Key: TOy2OL5T6VwzaiX93cesPw==
Sec-WebSocket-Version: 13
2013-11-14 22:11:30-0800 [Uninitialized] TX Octets to 127.0.0.1:8080 : sync = False, octets = 474554202f20485454502f312e310d0a557365722d4167656e743a204175746f6261686e5079
74686f6e2f302e362e340d0a486f73743a206c6f63616c686f73743a383038300d0a557067726164653a20576562536f636b65740d0a436f6e6e656374696f6e3a20557067726164650d0a507261676d613a206e6f
2d63616368650d0a43616368652d436f6e74726f6c3a206e6f2d63616368650d0a5365632d576562536f636b65742d4b65793a20544f79324f4c35543656777a616958393363657350773d3d0d0a5365632d576562
536f636b65742d56657273696f6e3a2031330d0a0d0a
2013-11-14 22:11:30-0800 [EchoClientProtocol,client] connection to 127.0.0.1:8080 lost
2013-11-14 22:11:30-0800 [EchoClientProtocol,client] Stopping factory <autobahn.websocket.WebSocketClientFactory instance at 0xb6812080>
</code></pre>
<p>我认为这是插座.io不想让不-插座.io连接连接,这有点奇怪。如果有人知道解决办法或任何想法,请与我们分享。在</p>