public static function create(string $bootstrap, int $workerCount = null) : ProcessManager
{
if (Socket::isUnixSocketSupported()) {
$url = \sprintf('unix://%s/k1_ipc_%s.sock', \sys_get_temp_dir(), \md5((string) \microtime(true)));
} else {
$port = Socket::findUnusedPort('tcp', '127.0.0.1');
$url = \sprintf('tcp://127.0.0.1:%u', $port);
}
$errno = null;
$errstr = null;
$server = @\stream_socket_server($url, $errno, $errstr, \STREAM_SERVER_BIND | \STREAM_SERVER_LISTEN);
if ($server === false) {
throw new \RuntimeException(\sprintf('Failed to create IPC server "%s" [%s]: "%s"', $url, $errno, $errstr));
}
return new static($url, $server, $bootstrap, $workerCount);
}
public static function connect(string $dsn, string $username, string $password, LoggerInterface $logger = NULL) : \Generator
{
if ('mysql:' !== substr($dsn, 0, 6)) {
throw new \InvalidArgumentException(sprintf('Invalid MySQL DSN: "%s"', $dsn));
}
$settings = [];
foreach (explode(';', substr($dsn, 6)) as $part) {
list($k, $v) = array_map('trim', explode('=', $part));
switch ($k) {
case 'host':
case 'dbname':
case 'unix_socket':
$settings[$k] = $v;
break;
case 'port':
$settings[$k] = (int) $v;
break;
default:
throw new \InvalidArgumentException(sprintf('Unknown MySQL DSN param: "%s"', $k));
}
}
if (empty($settings['host']) && empty($settings['unix_socket'])) {
throw new \InvalidArgumentException('Neighter MySQL host nor Unix domain socket specified in MySQL DSN');
}
if (!empty($settings['unix_socket'])) {
if (!Socket::isUnixSocketSupported()) {
throw new \RuntimeException(sprintf('Cannot connect to MySQL socket "%s", PHP was not compiled with support for Unix domain sockets', $settings['unix_socket']));
}
$client = new Client(yield from SocketStream::fromUrl('unix://' . $settings['unix_socket']), $logger);
} else {
$client = new Client(yield from SocketStream::connect($settings['host'], $settings['port'] ?? 3306), $logger);
}
yield from $client->handleHandshake($username, $password);
$conn = new static($client, (yield currentExecutor()), $logger);
if (!empty($settings['dbname'])) {
yield from $conn->changeDefaultSchema($settings['dbname']);
}
return $conn;
}
private static function createServerSocket() : array
{
if (Socket::isUnixSocketSupported()) {
$uri = $connectUri = \sprintf('unix://%s/kk_pool_%s.sock', \sys_get_temp_dir(), \md5((string) \microtime(true)));
} else {
$uri = 'tcp://127.0.0.1:0';
}
$errno = null;
$errstr = null;
$context = \stream_context_create(['socket' => ['backlog' => 128]]);
$server = @\stream_socket_server($uri, $errno, $errstr, STREAM_SERVER_BIND | STREAM_SERVER_LISTEN, $context);
if ($server === false) {
throw new \RuntimeException(\sprintf('Failed to start IPC socket "%s": [%s] %s', $uri, $errno, $errstr));
}
if (!isset($connectUri)) {
$connectUri = 'tcp://' . \stream_socket_get_name($server, false);
}
return [$server, $connectUri];
}
