sample.js

var fs = require ('fs');
fs.readdir(__dirname, function (err, files) {
  console.log(files);
});


// function readLines(input, func) {
//   var remaining = '';

//   input.on('data', function(data) {
//     remaining += data;
//     var index = remaining.indexOf('\n');
//     while (index > -1) {
//       var line = remaining.substring(0, index);
//       remaining = remaining.substring(index + 1);
//       func(line);
//       index = remaining.indexOf('\n');
//     }
//   });

//   input.on('end', function() {
//     if (remaining.length > 0) {
//       func(remaining);
//     }
//   });
// }

// function func(data) {
//   console.log('Line: ' + data);
// }

// var input = fs.createReadStream('sample.log');
// var str = readLines(input, func);
// console.log(typeof(str));
// //var count1 = (str.match(/is/g) || []).length;


// var temp = "This is is a string.";

// // the g in the regular expression says to search the whole string 
// // rather than just find the first occurrence
// var count = (temp.match(/is/g) || []).length;

// console.log(count);



var file = fs.readFileSync("sample.log", "utf8");

//console.log(file);
// /api/users/

console.log("Synopsis:\n");
console.log("URL\t\t\t\t\t\t Number of time being called\n");
// /api/users/{user_id}/count_pending_messages"
var count2 = (file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\/count_pending_messages\shost=\w+.\w+.\w+\sfwd=\"\w+.\w+.\w+.\w+\"\sdyno=\w+.\w+\sconnect=\w+\sservice=\w+\s/g) || []).length;

console.log("GET /api/users/{user_id}/count_pending_messages\t"+count2);

// /api/users/{user_id}/get_messages;
var count3 = (file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\/get_messages/g) || []).length;
console.log("GET /api/users/{user_id}/get_messages\t\t"+count3);

// /api/users/{user_id}/get_friends_progress;
var count4 = (file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\/get_friends_progress/g) || []).length;
console.log("GET /api/users/{user_id}/get_friends_progress\t"+count4);


// /api/users/{user_id}/get_friends_score;
var count5 = (file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\/get_friends_score/g) || []).length;
console.log("GET /api/users/{user_id}/get_friends_score\t"+count5);

//GET /api/users/{user_id};
var count6 = (file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\s/g) || []).length;
console.log("GET /api/users\t\t\t\t\t"+count6);

//POST /api/users/{user_id};
var count7 = (file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=POST\spath=\/api\/users\/\w+\shost=\w+.\w+.\w+\sfwd=\"\w+.\w+.\w+.\w+\"\sdyno=\w+.\w+\sconnect=\w+\sservice=\w+\s/g) || []).length;
console.log("POST /api/users\t\t\t\t\t"+count7);


console.log("\nTotal number of url call :",count2+count3+count4+count5+count6+count7);




//var count8 =  (file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\/count_pending_messages\shost=\w+.\w+.\w+\sfwd=\"\w+.\w+.\w+.\w+\"\sdyno=\w+.\w+\sconnect=\w+\sservice=\w+\s/g) || []).length;
//console.log(count8);

// requesttime2 = [];

// for(var i=0;i<count2;i++){

//     var s_id = file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\/count_pending_messages\shost=\w+.\w+.\w+\sfwd=\"\w+.\w+.\w+.\w+\"\sdyno=\w+.\w+\sconnect=\w+\sservice=\w+\s/g)[i].split('connect=')[1];
//      var sPosition = s_id.indexOf(' ');
//          if(sPosition != -1) {
//            s_id = s_id.substring(0,sPosition);
//          }
//     s_id = s_id.replace(/\D/g,'');
    
//     //  console.log(s_id+ "   "+(i+1));
     
//      var m_id = file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\/count_pending_messages\shost=\w+.\w+.\w+\sfwd=\"\w+.\w+.\w+.\w+\"\sdyno=\w+.\w+\sconnect=\w+\sservice=\w+\s/g)[i].split('service=')[1];
//      var mPosition = m_id.indexOf(' ');
//          if(mPosition != -1) {
//            m_id = m_id.substring(0,mPosition);
//          }
//      m_id = m_id.replace(/\D/g,'');
    
//      //console.log(m_id+ "   "+(i+1));
// requesttime2.push(parseInt(s_id,10)+parseInt(m_id,10));

// console.log(m_id+" "+s_id +"   "+(i+1));


//  }


// console.log("Mean response time for GET /api/users/{user_id}/count_pending_messages : "+(eval(requesttime2.join('+')))/count2);


// requesttime3 = [];

// for(var i=0;i<count3;i++){

//     var s_id = file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\/get_messages\shost=\w+.\w+.\w+\sfwd=\"\w+.\w+.\w+.\w+\"\sdyno=\w+.\w+\sconnect=\w+\sservice=\w+\s/g)[i].split('connect=')[1];
//      var sPosition = s_id.indexOf(' ');
//          if(sPosition != -1) {
//            s_id = s_id.substring(0,sPosition);
//          }
//     s_id = s_id.replace(/\D/g,'');
    
//     //  console.log(s_id+ "   "+(i+1));
     
//      var m_id = file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\/get_messages\shost=\w+.\w+.\w+\sfwd=\"\w+.\w+.\w+.\w+\"\sdyno=\w+.\w+\sconnect=\w+\sservice=\w+\s/g)[i].split('service=')[1];
//      var mPosition = m_id.indexOf(' ');
//          if(mPosition != -1) {
//            m_id = m_id.substring(0,mPosition);
//          }
//      m_id = m_id.replace(/\D/g,'');
    
//      //console.log(m_id+ "   "+(i+1));
// requesttime3.push(parseInt(s_id,10)+parseInt(m_id,10));
// console.log(m_id+" "+s_id +" "+requesttime3[i]+"   "+(i+1));


//  }


// console.log("Mean response time for GET /api/users/{user_id}/get_messages : "+((eval(requesttime3.join('+')))/count3));



// requesttime4 = [];

// for(var i=0;i<count4;i++){

//     var s_id = file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\/get_friends_progress\shost=\w+.\w+.\w+\sfwd=\"\w+.\w+.\w+.\w+\"\sdyno=\w+.\w+\sconnect=\w+\sservice=\w+\s/g)[i].split('connect=')[1];
//      var sPosition = s_id.indexOf(' ');
//          if(sPosition != -1) {
//            s_id = s_id.substring(0,sPosition);
//          }
//     s_id = s_id.replace(/\D/g,'');
    
//     //  console.log(s_id+ "   "+(i+1));
     
//      var m_id = file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\/get_friends_progress\shost=\w+.\w+.\w+\sfwd=\"\w+.\w+.\w+.\w+\"\sdyno=\w+.\w+\sconnect=\w+\sservice=\w+\s/g)[i].split('service=')[1];
//      var mPosition = m_id.indexOf(' ');
//          if(mPosition != -1) {
//            m_id = m_id.substring(0,mPosition);
//          }
//      m_id = m_id.replace(/\D/g,'');
    
//      //console.log(m_id+ "   "+(i+1));
// requesttime4.push(parseInt(s_id,10)+parseInt(m_id,10));
// console.log(m_id+" "+s_id +" "+requesttime4[i]+"   "+(i+1));


//  }


// console.log("Mean response time for GET /api/users/{user_id}/get_friends_progress : "+((eval(requesttime4.join('+')))/count4));




requesttime5 = [];

for(var i=0;i<count5;i++){

    var s_id = file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\/get_friends_score\shost=\w+.\w+.\w+\sfwd=\"\w+.\w+.\w+.\w+\"\sdyno=\w+.\w+\sconnect=\w+\sservice=\w+\s/g)[i].split('connect=')[1];
     var sPosition = s_id.indexOf(' ');
         if(sPosition != -1) {
           s_id = s_id.substring(0,sPosition);
         }
    s_id = s_id.replace(/\D/g,'');
    
    //  console.log(s_id+ "   "+(i+1));
     
     var m_id = file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\/get_friends_score\shost=\w+.\w+.\w+\sfwd=\"\w+.\w+.\w+.\w+\"\sdyno=\w+.\w+\sconnect=\w+\sservice=\w+\s/g)[i].split('service=')[1];
     var mPosition = m_id.indexOf(' ');
         if(mPosition != -1) {
           m_id = m_id.substring(0,mPosition);
         }
     m_id = m_id.replace(/\D/g,'');
    
     //console.log(m_id+ "   "+(i+1));
requesttime5.push(parseInt(s_id,10)+parseInt(m_id,10));
console.log(m_id+" "+s_id +" "+requesttime5[i]+"   "+(i+1));


 }


console.log("Mean response time for GET /api/users/{user_id}/get_friends_score : "+((eval(requesttime5.join('+')))/count5));

 if(count5%2==0){
  console.log("Median = "+(requesttime5[Math.floor(count5/2)]+requesttime5[Math.floor(count5/2)-1])/2);
 }
 else{
 console.log("Median = "+requesttime5[Math.floor(count5/2)]);
 }



// requesttime6 = [];

// for(var i=0;i<count6;i++){

//     var s_id = file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\shost=\w+.\w+.\w+\sfwd=\"\w+.\w+.\w+.\w+\"\sdyno=\w+.\w+\sconnect=\w+\sservice=\w+\s/g)[i].split('connect=')[1];
//      var sPosition = s_id.indexOf(' ');
//          if(sPosition != -1) {
//            s_id = s_id.substring(0,sPosition);
//          }
//     s_id = s_id.replace(/\D/g,'');
    
//     //  console.log(s_id+ "   "+(i+1));
     
//      var m_id = file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=GET\spath=\/api\/users\/\w+\shost=\w+.\w+.\w+\sfwd=\"\w+.\w+.\w+.\w+\"\sdyno=\w+.\w+\sconnect=\w+\sservice=\w+\s/g)[i].split('service=')[1];
//      var mPosition = m_id.indexOf(' ');
//          if(mPosition != -1) {
//            m_id = m_id.substring(0,mPosition);
//          }
//      m_id = m_id.replace(/\D/g,'');
    
//      //console.log(m_id+ "   "+(i+1));
// requesttime6.push(parseInt(s_id,10)+parseInt(m_id,10));
// console.log(m_id+" "+s_id +" "+requesttime6[i]+"   "+(i+1));


//  }


// console.log("Mean response time for GET /api/users/{user_id} : "+((eval(requesttime6.join('+')))/count6));

//  if(count6%2==0){
//  console.log("Median = "+(requesttime6[Math.floor(count6/2)]+requesttime6[Math.floor(count6/2)-1])/2);
//  }
//  else{
//  console.log("Median = "+requesttime6[Math.floor(count6/2)]);
//  }





// requesttime7 = [];

// for(var i=0;i<count7;i++){

//      var s_id = file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=POST\spath=\/api\/users\/\w+\shost=\w+.\w+.\w+\sfwd=\"\w+.\w+.\w+.\w+\"\sdyno=\w+.\w+\sconnect=\w+\sservice=\w+\s/g)[i].split('service=')[1];
//      var sPosition = s_id.indexOf(' ');
//          if(sPosition != -1) {
//            s_id = s_id.substring(0,sPosition);
//          }
//     s_id = s_id.replace(/\D/g,'');
    
//     //  console.log(s_id+ "   "+(i+1));
     
//      var m_id = file.match(/\w+-\w+-\w+:\w+:\w+.\w+\+\w+:\w+\s\w+\[\w+\]:\sat=info\smethod=POST\spath=\/api\/users\/\w+\shost=\w+.\w+.\w+\sfwd=\"\w+.\w+.\w+.\w+\"\sdyno=\w+.\w+\sconnect=\w+\sservice=\w+\s/g)[i].split('service=')[1];
//      var mPosition = m_id.indexOf(' ');
//          if(mPosition != -1) {
//            m_id = m_id.substring(0,mPosition);
//          }
//      m_id = m_id.replace(/\D/g,'');
    
//      //console.log(m_id+ "   "+(i+1));
// requesttime7.push(parseInt(s_id,10)+parseInt(m_id,10));
// console.log(m_id+" "+s_id +" "+requesttime7[i]+"   "+(i+1));


//  }


// console.log("Mean response time for GET /api/users/{user_id}/get_friends_progress : "+((eval(requesttime7.join('+')))/count7));




//  if(count7%2==0){
//  console.log("Median = "+(requesttime7[Math.floor(count7/2)]+requesttime7[Math.floor(count7/2)-1])/2);
//  }
//  else{
//  console.log("Median = "+requesttime7[Math.floor(count7/2)]);
//  }
// //Mean of response time


// //var str = readLines(file);