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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Yii\Console\Command; |
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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\Input\InputOption; |
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use Symfony\Component\Console\Output\OutputInterface; |
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use Symfony\Component\Console\Style\SymfonyStyle; |
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use Yiisoft\Yii\Console\ExitCode; |
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use function explode; |
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use function fclose; |
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use function file_exists; |
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use function fsockopen; |
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use function getcwd; |
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use function is_dir; |
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use function passthru; |
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use function strpos; |
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final class Serve extends Command |
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{ |
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public const EXIT_CODE_NO_DOCUMENT_ROOT = 2; |
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public const EXIT_CODE_NO_ROUTING_FILE = 3; |
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public const EXIT_CODE_ADDRESS_TAKEN_BY_ANOTHER_PROCESS = 5; |
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private const DEFAULT_PORT = '8080'; |
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private const DEFAULT_DOCROOT = 'public'; |
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private const DEFAULT_ROUTER = 'public/index.php'; |
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protected static $defaultName = 'serve'; |
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protected static $defaultDescription = 'Runs PHP built-in web server'; |
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public function configure(): void |
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{ |
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$this |
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->setHelp('In order to access server from remote machines use 0.0.0.0:8000. That is especially useful when running server in a virtual machine.') |
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->addArgument('address', InputArgument::OPTIONAL, 'Host to serve at', 'localhost') |
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->addOption('port', 'p', InputOption::VALUE_OPTIONAL, 'Port to serve at', self::DEFAULT_PORT) |
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->addOption('docroot', 't', InputOption::VALUE_OPTIONAL, 'Document root to serve from', self::DEFAULT_DOCROOT) |
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->addOption('router', 'r', InputOption::VALUE_OPTIONAL, 'Path to router script', self::DEFAULT_ROUTER) |
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->addOption('env', 'e', InputOption::VALUE_OPTIONAL, 'It is only used for testing.'); |
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} |
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protected function execute(InputInterface $input, OutputInterface $output): int |
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{ |
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$io = new SymfonyStyle($input, $output); |
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/** @var string $address */ |
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$address = $input->getArgument('address'); |
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/** @var string $router */ |
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$router = $input->getOption('router'); |
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/** @var string $port */ |
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$port = $input->getOption('port'); |
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/** @var string $docroot */ |
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$docroot = $input->getOption('docroot'); |
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if ($router === self::DEFAULT_ROUTER && !file_exists(self::DEFAULT_ROUTER)) { |
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$io->warning('Default router "' . self::DEFAULT_ROUTER . '" does not exist. Serving without router. URLs with dots may fail.'); |
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$router = null; |
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} |
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/** @var string $env */ |
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$env = $input->getOption('env'); |
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$documentRoot = getcwd() . '/' . $docroot; // TODO: can we do it better? |
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if (strpos($address, ':') === false) { |
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$address .= ':' . $port; |
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} |
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if (!is_dir($documentRoot)) { |
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$io->error("Document root \"$documentRoot\" does not exist."); |
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return self::EXIT_CODE_NO_DOCUMENT_ROOT; |
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} |
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if ($this->isAddressTaken($address) && $this->isDefaultPort($address)) { |
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$this->findFreeAddress($address); |
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} |
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if ($this->isAddressTaken($address)) { |
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$io->error("http://$address is taken by another process."); |
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return self::EXIT_CODE_ADDRESS_TAKEN_BY_ANOTHER_PROCESS; |
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} |
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if ($router !== null && !file_exists($router)) { |
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$io->error("Routing file \"$router\" does not exist."); |
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return self::EXIT_CODE_NO_ROUTING_FILE; |
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} |
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$output->writeLn("Server started on <href=http://$address/>http://$address/</>"); |
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$output->writeLn("Document root is \"$documentRoot\""); |
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if ($router) { |
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$output->writeLn("Routing file is \"$router\""); |
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} |
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$output->writeLn('Quit the server with CTRL-C or COMMAND-C.'); |
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if ($env === 'test') { |
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return ExitCode::OK; |
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} |
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passthru('"' . PHP_BINARY . '"' . " -S $address -t \"$documentRoot\" $router"); |
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return ExitCode::OK; |
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} |
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/** |
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* @param string $address The server address. |
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* |
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* @return bool If address is already in use. |
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*/ |
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private function isAddressTaken(string $address): bool |
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{ |
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[$hostname, $port] = explode(':', $address); |
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$fp = @fsockopen($hostname, (int)$port, $errno, $errstr, 3); |
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if ($fp === false) { |
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return false; |
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} |
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fclose($fp); |
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return true; |
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} |
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private function findFreeAddress(string &$address): void |
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{ |
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[$hostname, $port] = explode(':', $address); |
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$port = (int)$port; |
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while ($this->isAddressTaken($address)) { |
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$port++; |
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$address = $hostname . ':' . $port; |
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} |
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} |
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private function isDefaultPort(string $address): bool |
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{ |
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[, $port] = explode(':', $address); |
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return $port === self::DEFAULT_PORT; |
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} |
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} |
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yiisoft /
yii-console
