fix close method

Author: felicienfrancois

lib/proxy.js

@@ -100,11 +100,20 @@ Proxy.prototype._createHttpsServer = function (options, callback) {
 
 Proxy.prototype.close = function () {
   var self = this;
-  self.httpServer.close();
-  (Object.keys(this.sslServers)).forEach(function (srvName) {
-    self.sslServers[srvName].server.close();
-    delete self.sslServers[srvName];
-  });
+  this.httpServer.close();
+  delete this.httpServer;
+  if (self.forceSNI) {
+    this.httpsServer.close();
+    delete this.httpsServer;
+    delete this.wssServer;
+    delete this.sslServers;
+  } else {
+    (Object.keys(this.sslServers)).forEach(function (srvName) {
+      var server = self.sslServers[srvName].server;
+      if (server) server.close();
+      delete self.sslServers[srvName];
+    });
+  }
   return this;
 };
 
@@ -281,13 +290,15 @@ Proxy.prototype._onHttpServerConnect = function(req, socket, head) {
     }
     sem.take(function() {
       if (self.sslServers[hostname]) {
-          process.nextTick(sem.leave.bind(sem));
-          return makeConnection(self.sslServers[hostname].port);
+        process.nextTick(sem.leave.bind(sem));
+        return makeConnection(self.sslServers[hostname].port);
       }
       if (self.sslServers[wilcardHost]) {
-          process.nextTick(sem.leave.bind(sem));
-          self.sslServers[hostname] = self.sslServers[wilcardHost];
-          return makeConnection(self.sslServers[hostname].port);
+        process.nextTick(sem.leave.bind(sem));
+        self.sslServers[hostname] = {
+          port: self.sslServers[wilcardHost]
+        };
+        return makeConnection(self.sslServers[hostname].port);
       }
       getHttpsServer(hostname, function(err, port) {
         process.nextTick(sem.leave.bind(sem));
@@ -990,7 +1001,7 @@ Proxy.parseHost = function(hostString, defaultPort) {
 Proxy.filterAndCanonizeHeaders = function(originalHeaders) {
   var headers = {};
   for (var key in originalHeaders) {
-	var canonizedKey = key.trim();
+    var canonizedKey = key.trim();
     if (/^public\-key\-pins/i.test(canonizedKey)) {
       // KPKP header => filter
       continue;