stuff

buildfiles/node_modules/global-tunnel-ng/lib/agents.js

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+/* jshint node:true */
+'use strict';
+
+var util = require('util');
+var http = require('http');
+var HttpAgent = http.Agent;
+var https = require('https');
+var HttpsAgent = https.Agent;
+
+var pick = require('lodash/pick');
+
+/**
+ * Proxy some traffic over HTTP.
+ */
+function OuterHttpAgent(opts) {
+  HttpAgent.call(this, opts);
+  mixinProxying(this, opts.proxy);
+}
+util.inherits(OuterHttpAgent, HttpAgent);
+exports.OuterHttpAgent = OuterHttpAgent;
+
+/**
+ * Proxy some traffic over HTTPS.
+ */
+function OuterHttpsAgent(opts) {
+  HttpsAgent.call(this, opts);
+  mixinProxying(this, opts.proxy);
+}
+util.inherits(OuterHttpsAgent, HttpsAgent);
+exports.OuterHttpsAgent = OuterHttpsAgent;
+
+/**
+ * Override createConnection and addRequest methods on the supplied agent.
+ * http.Agent and https.Agent will set up createConnection in the constructor.
+ */
+function mixinProxying(agent, proxyOpts) {
+  agent.proxy = proxyOpts;
+
+  var orig = pick(agent, 'createConnection', 'addRequest');
+
+  // Make the tcp or tls connection go to the proxy, ignoring the
+  // destination host:port arguments.
+  agent.createConnection = function(port, host, options) {
+    return orig.createConnection.call(this, this.proxy.port, this.proxy.host, options);
+  };
+
+  agent.addRequest = function(req, options) {
+    req.path =
+      this.proxy.innerProtocol + '//' + options.host + ':' + options.port + req.path;
+    return orig.addRequest.call(this, req, options);
+  };
+}