Deprecated proxySocket event in favor to open event.

Maintained both proxySocket and open for backward compatibility.

Conflicts:
	test/lib-http-proxy-test.js

Author: Jorge Leal

README.md

@@ -195,8 +195,9 @@ http.createServer(function (req, res) {
 
 * `error`: The error event is emitted if the request to the target fail.
 * `proxyRes`: This event is emitted if the request to the target got a response.
-* `proxySocket`: This event is emitted once the proxy websocket was created and piped into the target websocket.
+* `open`: This event is emitted once the proxy websocket was created and piped into the target websocket.
 * `close`: This event is emitted once the proxy websocket was closed.
+* (DEPRECATED) `proxySocket`: Deprecated in favor to `open`.
 
 ```js
 var httpProxy = require('http-proxy');
@@ -228,9 +229,9 @@ proxy.on('proxyRes', function (proxyRes, req, res) {
 });
 
 //
-// Listen for the `proxySocket` event on `proxy`.
+// Listen for the `open` event on `proxy`.
 //
-proxy.on('proxySocket', function (proxySocket) {
+proxy.on('open', function (proxySocket) {
   // listen for messages coming FROM the target here
   proxySocket.on('data', hybiParseAndLogMessage);
 });

lib/http-proxy/passes/ws-incoming.js

@@ -118,8 +118,9 @@ var passes = exports;
         return i + ": " + proxyRes.headers[i];
       }).join('\r\n') + '\r\n\r\n');
       proxySocket.pipe(socket).pipe(proxySocket);
-      // Make sure server exists before we try to emit
-      server && server.emit('proxySocket', proxySocket);
+
+      server.emit('open', proxySocket);
+      server.emit('proxySocket', proxySocket);  //DEPRECATED.
     });
 
     return proxyReq.end(); // XXX: CHECK IF THIS IS THIS CORRECT

test/lib-http-proxy-test.js

@@ -280,7 +280,7 @@ describe('lib/http-proxy.js', function() {
       client.on('open', function () {
         client.send('hello there');
       });
-      
+
       var count = 0;
       function maybe_done () {
         count += 1;
@@ -373,7 +373,7 @@ describe('lib/http-proxy.js', function() {
     });
 
 
-    it('should emit close event when socket.io client disconnects', function (done) {
+    it('should emit open and close events when socket.io client connects and disconnects', function (done) {
       var ports = { source: gen.port, proxy: gen.port };
       var proxy = httpProxy.createProxyServer({
         target: 'ws://127.0.0.1:' + ports.source,
@@ -389,11 +389,17 @@ describe('lib/http-proxy.js', function() {
           client.disconnect();
         });
       }
-      
+      var count = 0;
+
+      proxyServer.on('open', function() {
+        count += 1;
+
+      });
+
       proxyServer.on('close', function() {
         proxyServer.close();
         server.close();
-        done();
+        if (count == 1) { done(); }
       });
 
       server.listen(ports.source);