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<?php |
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namespace PjbServer\Tools\Console\Command; |
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use PjbServer\Tools\Exception as PjbException; |
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use PjbServer\Tools\StandaloneServer; |
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use Symfony\Component\Console\Command\Command; |
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use Symfony\Component\Console\Input\InputArgument; |
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use Symfony\Component\Console\Input\InputInterface; |
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use Symfony\Component\Console\Output\OutputInterface; |
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class PjbServerStatusCommand extends Command |
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{ |
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use LoggerTrait; |
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/** |
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* @var StandaloneServer |
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*/ |
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protected $server; |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function configure() |
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{ |
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$this->setName('pjbserver:status') |
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->setDescription( |
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'Get the status of the standalone pjb server (java)' |
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) |
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->addArgument( |
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'config-file', |
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InputArgument::REQUIRED, |
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'Configuration file, see ./dist/pjbserver.config.php.dist' |
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) |
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->setHelp(<<<'EOT' |
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Get the status of the php java bridge server in the background. |
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EOT |
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); |
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} |
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protected function execute(InputInterface $input, OutputInterface $output) |
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{ |
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$logger = $this->getConsoleLogger($output); |
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$file = $input->getArgument('config-file'); |
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// Test if config file exists |
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if (!file_exists($file) || !is_readable($file)) { |
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$msg = "Configuration file '$file' does not exists or is not readable'"; |
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throw new \InvalidArgumentException($msg); |
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} |
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$params = include $file; |
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$port = $params['port']; |
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$config = new StandaloneServer\Config($params); |
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$this->logServerConfig($logger, $config); |
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$this->server = new StandaloneServer($config, $logger); |
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$pid_file = $config->getPidFile(); |
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$log_file = $config->getLogFile(); |
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if (file_exists($log_file)) { |
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$output->writeln('---------------------------------------------------------'); |
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$output->writeln("Content of log file ($log_file)"); |
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$output->writeln('---------------------------------------------------------'); |
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$output->writeln($this->server->getOutput()); |
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$output->writeln('---------------------------------------------------------'); |
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} |
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$isRunning = false; |
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try { |
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$pid = $this->server->getPid(); |
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if (!$this->server->isProcessRunning()) { |
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$logger->error("Not running but pid file exists ($pid_file) and pid found ($pid)"); |
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$msg = "Server not running but pid exists (pid: $pid) in pid_file ($pid_file). Please restart."; |
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} else { |
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$isRunning = true; |
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$msg = "Server is running on port '$port' (pid: $pid)"; |
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} |
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} catch (PjbException\PidCorruptedException $e) { |
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// Pid file corrupted |
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$logger->critical("Cannot find server pid, your '$pid_file' is corrupted. Remove it."); |
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$msg = 'Server not running (Critical error: pid file corrupted)'; |
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} catch (PjbException\PidNotFoundException $e) { |
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$logger->info("Pid file '$pid_file' not exists, assuming server is down."); |
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$msg = "Server not running on port '$port' (no pid file found)"; |
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} catch (\Exception $e) { |
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$logger->error('Unexpected exception when testing pid file.'); |
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$msg = 'Cannot test server status'; |
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} |
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$output->writeln($msg); |
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return ($isRunning) ? 0 : 1; |
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} |
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} |
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