Method restart

lib/API.js:487–518

* Restart process * * @param {String} cmd Application Name / Process id / JSON application file / 'all' * @param {Object} opts Extra options to be updated * @param {Function} cb Callback

(cmd, opts, cb)

   * @param {Function} cb  Callback
   */
  restart (cmd, opts, cb) {
    if (typeof(opts) == "function") {
      cb = opts;
      opts = {};
    }
    var that = this;

    if (typeof(cmd) === 'number')
      cmd = cmd.toString();

    if (cmd == "-") {
      // Restart from PIPED JSON
      process.stdin.resume();
      process.stdin.setEncoding('utf8');
      process.stdin.on('data', function (param) {
        process.stdin.pause();
        that.actionFromJson('restartProcessId', param, opts, 'pipe', cb);
      });
    }
    else if (Common.isConfigFile(cmd) || typeof(cmd) === 'object')
      that._startJson(cmd, opts, 'restartProcessId', cb);
    else {
      if (opts && opts.env) {
        var err = 'Using --env [env] without passing the ecosystem.config.js does not work'
        Common.err(err);
        return cb ? cb(Common.retErr(err)) : that.exitCli(conf.ERROR_EXIT);
      }
      if (opts && !opts.updateEnv)
        Common.printOut(IMMUTABLE_MSG);
      that._operate('restartProcessId', cmd, opts, cb);
    }
  }

  /**
   * Delete process