update

lib/requestHandler.js

@@ -5,6 +5,7 @@ var http  = require("http"),
     url            = require("url"),
     pathUtil       = require("path"),
     color          = require("colorful"),
+    sleep          = require("sleep"),
     httpsServerMgr = require("./httpsServerMgr");
 
 var httpsServerMgrInstance = new httpsServerMgr();
@@ -77,6 +78,13 @@ function userRequestHandler(req,userRes){
                 console.log("file not exist : " + targetLocalfile);
             }
         }
+
+        //sleep for seconds if configed in the rule file
+        //see rule_sample.js
+        if(hostTest && pathTest && !!rule.sleep){
+            console.log(color.yellow('[' + req.url + '] will sleep for ' + rule.sleep + ' seconds'));
+            sleep.sleep(rule.sleep);
+        }
     }
 
     if(ifLocalruleMatched){