node.js :: Checks if the define process is running

gistfile1.js

  /**
   * Checks if the define process is running
   * @param  {string}  process The process.
   * @param {function(boolean)} The result of the operation.
   * @return {void}
   */
  function isRunning(process, cb) {
    var checkCommand = 'ps x|grep ' + process + '|grep -v grep|awk \'{print $1}\'';
    var execOptions = {};

    exec(checkCommand, execOptions, function( err, stdout ) {
      if ( err ) {
        cb(false);
        return;
      }
      if ( stdout ) {
        cb(true, stdout);
        return;
      }

      cb(false);
    });
  }