Added the --local-host parameter to tunnel the traffic to other hosts

bin/client

@@ -11,12 +11,17 @@ var argv = require('optimist')
     .options('subdomain', {
         describe: 'request this subdomain'
     })
+    .options('local-host', {
+        describe: 'tunnel traffic to this host instead of localhost'
+    })
+    .default('local-host', 'localhost')
     .describe('port', 'internal http server port')
     .argv;
 
 var opt = {
     host: argv.host,
     port: argv.port,
+    local_host: argv['local-host'],
     subdomain: argv.subdomain,
 }
 

client.js

@@ -19,6 +19,9 @@ var request_url = function(params, cb) {
 var connect = function(opt) {
     var ev = new EventEmitter();
 
+    // local host
+    var local_host = opt.local_host;
+
     // local port
     var local_port = opt.port;
 
@@ -39,7 +42,7 @@ var connect = function(opt) {
         };
 
         var local_opt = {
-            host: 'localhost',
+            host: local_host,
             port: local_port
         };