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<?php |
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namespace Ivan1986\SupervisorBundle\Service; |
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use Symfony\Bundle\TwigBundle\TwigEngine; |
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use Symfony\Component\Process\Process; |
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class Supervisor |
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{ |
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/** @var TwigEngine */ |
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protected $templating; |
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private $appDir; |
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private $name; |
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public function __construct($templating, $appDir, $name) |
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{ |
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$this->templating = $templating; |
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$this->appDir = $appDir; |
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$this->name = $name ? (' -i '.$name) : ''; |
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} |
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/** |
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* Сгенерировать конфиг для программы |
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* |
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* @param $fileName string file in app/supervisor dir |
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* @param $vars array array(name,command,[numprocs]) |
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* @param bool $template string non default template |
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*/ |
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public function genProgrammConf($fileName, $vars, $template = false) |
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{ |
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$template = $template?:'@Supervisor/programm.conf.twig'; |
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$content = $this->templating->render($template, $vars); |
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file_put_contents($this->appDir.'/supervisor/'.$fileName.'.conf', $content); |
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} |
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/** |
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* Выполняет команду супервизора |
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* |
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* @param string $cmd string supervisorctl command |
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* @return Process Завершенный процесс |
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*/ |
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public function execute($cmd) |
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{ |
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$p = new Process("supervisorctl ".$cmd); |
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$p->setWorkingDirectory($this->appDir); |
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$p->run(); |
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$p->wait(); |
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return $p; |
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} |
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/** |
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* Перечитать конфиг и перезапустить процессы |
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*/ |
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public function reloadAndUpdate() |
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{ |
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$this->execute('reread'); |
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$this->execute('update'); |
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} |
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/** |
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* Запустить демона, если он не работает |
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*/ |
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public function run() |
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{ |
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$result = $this->execute('status')->getOutput(); |
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if (strpos($result, 'sock no such file') || strpos($result, 'refused connection')) { |
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$p = new Process('supervisord'.$this->name); |
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$p->setWorkingDirectory($this->appDir); |
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$p->run(); |
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} |
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} |
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} |
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If a method or function can return multiple different values and unless you are sure that you only can receive a single value in this context, we recommend to add an additional type check:
If this a common case that PHP Analyzer should handle natively, please let us know by opening an issue.