websocket draft

Author: yawnt

lib/caronte/passes/ws.js

@@ -14,39 +14,50 @@
 var passes = exports;
 
 [
-  /*
-   * WebSocket requests must have the `GET` method and
-   * the `upgrade:websocket` header
-   */
-  function checkMethodAndHeader (req, res, options) {
-    if (req.method !== 'GET' || req.headers.upgrade.toLowerCase() !== 'websocket') {
-      req.end();
-      // Return true to prevent the next passes to be executed
-      return true;
-    }
-  },
-
-  /**
-    * Sets `x-forwarded-*` headers if specified in config.
-    *
-    */
-
-  function XHeaders(req, res, options) {
-    if(!options.xfwd) return;
-
-    var values = {
-      for  : req.connection.remoteAddress || req.socket.remoteAddress,
-      port : req.connection.remotePort || req.socket.remotePort,
-      proto: req.connection.pair ? 'wss' : 'ws'
-    };
-
-    ['for', 'port', 'proto'].forEach(function(header) {
-      req.headers['x-forwarded-' + header] = 
-        (req.headers['x-forwarded-' + header] || '') +
-        (req.headers['x-forwarded-' + header] ? ',' : '') +
-        values[header]
-    });
+/**
+ * WebSocket requests must have the `GET` method and
+ * the `upgrade:websocket` header
+ */
+
+function checkMethodAndHeader (req, res, options) {
+  if (req.method !== 'GET' || req.headers.upgrade.toLowerCase() !== 'websocket') {
+    req.end();
+    
+    return true;
   }
-].forEach(function(func) {
-  passes[func.name] = func;   
-});
+},
+
+/**
+ * Sets `x-forwarded-*` headers if specified in config.
+ *
+ */
+
+function XHeaders(req, res, options) {
+  if(!options.xfwd) return;
+
+  var values = {
+    for  : req.connection.remoteAddress || req.socket.remoteAddress,
+    port : req.connection.remotePort || req.socket.remotePort,
+    proto: req.connection.pair ? 'wss' : 'ws'
+  };
+
+  ['for', 'port', 'proto'].forEach(function(header) {
+    req.headers['x-forwarded-' + header] = 
+      (req.headers['x-forwarded-' + header] || '') +
+      (req.headers['x-forwarded-' + header] ? ',' : '') +
+      values[header]
+  });
+},
+
+/**
+ *
+ *
+ */
+function stream(req, res, options, instance) {
+  req.pipe(new WebsocketStream(options, instance)).pipe(res);
+}
+
+] // <--
+  .forEach(function(func) {
+    passes[func.name] = func;   
+  });

lib/caronte/streams/websocket.js

@@ -0,0 +1,60 @@
+var Duplex = require('stream').Duplex,
+    common = require('common'),
+    http   = require('http'),
+    https  = require('https');
+
+function WebsocketStream(options, res, instance) {
+  Duplex.call(this);
+
+  this.options  = options;
+  this.res      = res;
+  this.instance = intance;
+
+  var self = this;
+
+  this.once('pipe', function(pipe) { self.onPipe(pipe); });
+  this.once('finish', function() { self.onFinish(); });
+}
+
+require('util').inherits(WebsocketStream, Duplex);
+
+WebsocketStream.prototype.onPipe = function(req) {
+  this.req = req;
+
+  var self = this;
+
+  this.proxyReq = (self.options.ssl ? https : http).request(
+    common.setupOutgoing(self.options.ssl || {}, self.options, req)
+  );
+
+  this.proxyReq.once('response', function(proxyRes) {
+    self.onResponse(proxyRes);
+  });
+  this.proxyReq.on('error', function(e) {
+    self.onError(e);
+  });
+};
+
+WebsocketStream.prototye.onFinish = function() {
+
+};
+
+WebsocketStream.prototype.onResponse = function(proxyRes) {
+
+};
+
+WebsocketStream.prototype.onError = function(e) {
+
+};
+
+
+WebsocketStream.prototype._write = function(chunk, encoding, callback) {
+
+};
+
+WebsocketStream.prototype._read = function(size) {
+
+};
+
+
+WebsocketStream.prototype