killnode

kill.md

• ps aux | grep node
• sudo kill -9 PID

killer.js

/**
 * Kill Processes containing searchPram string
 * usage: node killer.js {{searchString}}
 */
var exec = require('child_process')
  .exec;

var searchParam = 'test/';
var rootPassword = ''; // replace this with your root password
// look for search param argument passed by command promt
process.argv.forEach(function (val, index, array) {
  console.log(index + ': ' + val);
  if (index === 2) {
    searchParam = val;
  }
});

// grep for processes containing node
dir = exec("ps aux | grep node", function (err, stdout, stderr) {
  if (err) {
    console.log('err: ', err);
  }
  var a = stdout.split("\n");
  var PIDS = a.map(function (elem) {
      // find process containing searchParam
      if (elem.indexOf(searchParam) !== -1) {
        return elem;
      } else {
        return false;
      }
    })
    .filter(function (elem) {
      return elem;
    })
    .map(function (elem) {
      params = elem.split(' ');
      // get PIDS
      var relevantPid = params.map(function (subElem) {
          if (subElem.length > 2) {
            return subElem.trim();
          } else {
            return false;
          }
        })
        .filter(function (arg) {
          return arg;
        });

      return relevantPid[1];

    });

  // kill all found pids
  var killed = PIDS.map(function (elem) {
    killDir = exec("echo " + rootPassword + " | sudo -S kill -9 " + elem, function (err, stdout, stderr) {
      if (err) {
        console.log('err: ', err);
      }
      return elem;
    });
  });

});

dir.on('exit', function (code) {
  console.log('code: ', code);
});