Local Robo instance boostrapping

RoboFile.php

<?php

use Robo\Tasks;

/**
 * Setup an ElasticSearch server locally.
 */
class RoboFile extends Tasks {

  const ES_VERSION = '7.5.2';

  /**
   * Creates a local ElasticSearch instance.
   */
  public function localEs() {
    $elastic_archive = 'elasticsearch-' . self::ES_VERSION . '-linux-x86_64.tar.gz';
    $directory = basename($elastic_archive, '-linux-x86_64.tar.gz');
    if (!file_exists($directory)) {
      $this->taskExec('wget https://artifacts.elastic.co/downloads/elasticsearch/' . $elastic_archive)->run();
      $this->taskExec('tar xfz ' . $elastic_archive)->run();
    }
    $this->taskExec("cd $directory && bin/elasticsearch-plugin install analysis-kuromoji")->run();
    $this->taskExec("cd $directory && nohup bin/elasticsearch &")->run();
    $this->taskExec("while ! echo exit | nc localhost 9200; do sleep 10; done")->run();
    $this->provision("http://localhost:9200", "", "");
  }

}