kill.js

var exec = require('child_process').exec;

/**
* Kills a process by PID.
* @param pid Required. Process ID.
* @param callback Optional.
* @remarks Windows only
*/
exports.pid = function (pid, callback) {
  if (!pid) throw new Error('pid is required');
  if (!callback) callback = function () { };

  exec('taskkill /t /f /pid ' + pid.toString(), function (err, stdout, stderr) {
    if (err) {
      callback({ msg: "unable to kill " + pid, err: err, stdout: stdout, stderr: stderr });
      return;
    }

    callback();
  });
};

/**
* Kills all the processes with the specified image name
* @param imageName Required. The name of the image (e.g. 'node.exe')
* @param callback Optional.
*/
exports.image = function (imageName, opts, callback) {
  if (!imageName) throw new Error('imageName is required');

  if (typeof opts === 'function') {
    callback = opts;
    opts = '';
  }

  if (!opts) {
    opts = '';
  }

  if (!callback) callback = function () { };

  var cmd = ('taskkill /t /f /im ' + imageName + ' ' + opts).trim();
  console.log('cmd:', cmd);
  exec(cmd, function (err, stdout, stderr) {
    if (err) {
      callback({ msg: "unable to kill " + imageName, err: err, stdout: stdout, stderr: stderr });
      return;
    }

    callback();
  });
}