/**
* {@inheritdoc}
*/
public function create(string $host, int $port = null, array $options = []) : Server
{
$protocol = (string) ($options['protocol'] ?? (null === $port ? 'unix' : 'tcp'));
$autoClose = (bool) ($options['auto_close'] ?? true);
$queue = (int) ($options['backlog'] ?? (defined('SOMAXCONN') ? SOMAXCONN : self::DEFAULT_BACKLOG));
$pem = (string) ($options['pem'] ?? '');
$passphrase = $options['passphrase'] ?? '';
$name = (string) ($options['name'] ?? '');
$verify = (string) ($options['verify_peer'] ?? self::DEFAULT_VERIFY_PEER);
$allowSelfSigned = (bool) ($options['allow_self_signed'] ?? self::DEFAULT_ALLOW_SELF_SIGNED);
$verifyDepth = (int) ($options['verify_depth'] ?? self::DEFAULT_VERIFY_DEPTH);
$context = [];
$context['socket'] = ['bindto' => Socket\makeName($host, $port), 'backlog' => $queue, 'ipv6_v6only' => true, 'so_reuseaddr' => (bool) ($options['reuseaddr'] ?? false), 'so_reuseport' => (bool) ($options['reuseport'] ?? false)];
if ('' !== $pem) {
if (!file_exists($pem)) {
throw new InvalidArgumentError('No file found at given PEM path.');
}
$context['ssl'] = ['verify_peer' => $verify, 'verify_peer_name' => $verify, 'allow_self_signed' => $allowSelfSigned, 'verify_depth' => $verifyDepth, 'local_cert' => $pem, 'disable_compression' => true, 'SNI_enabled' => true, 'SNI_server_name' => $name, 'peer_name' => $name];
if ('' !== $passphrase) {
$context['ssl']['passphrase'] = $passphrase;
}
}
$context = stream_context_create($context);
$uri = Socket\makeUri($protocol, $host, $port);
// Error reporting suppressed since stream_socket_server() emits an E_WARNING on failure (checked below).
$socket = @stream_socket_server($uri, $errno, $errstr, STREAM_SERVER_BIND | STREAM_SERVER_LISTEN, $context);
if (!$socket || $errno) {
throw new FailureException(sprintf('Could not create server %s: Errno: %d; %s', $uri, $errno, $errstr));
}
return new BasicServer($socket, $autoClose);
}
/**
* {@inheritdoc}
*/
public function create(string $host, int $port = null, array $options = []) : Datagram
{
$autoClose = (bool) ($options['auto_close'] ?? true);
$context = [];
$context['socket'] = [];
$context['socket']['bindto'] = Socket\makeName($host, $port);
$context = stream_context_create($context);
$uri = Socket\makeUri('udp', $host, $port);
// Error reporting suppressed since stream_socket_server() emits an E_WARNING on failure (checked below).
$socket = @stream_socket_server($uri, $errno, $errstr, STREAM_SERVER_BIND, $context);
if (!$socket || $errno) {
throw new FailureException(sprintf('Could not create datagram on %s: Errno: %d; %s', $uri, $errno, $errstr));
}
return new BasicDatagram($socket, $autoClose);
}
/**
* {@inheritdoc}
*/
public function connect(string $ip, int $port = null, array $options = []) : \Generator
{
$protocol = (string) ($options['protocol'] ?? (null === $port ? 'unix' : 'tcp'));
$autoClose = (bool) ($options['auto_close'] ?? true);
$allowSelfSigned = (bool) ($options['allow_self_signed'] ?? self::DEFAULT_ALLOW_SELF_SIGNED);
$timeout = (double) ($options['timeout'] ?? self::DEFAULT_CONNECT_TIMEOUT);
$verifyDepth = (int) ($options['verify_depth'] ?? self::DEFAULT_VERIFY_DEPTH);
$cafile = (string) ($options['cafile'] ?? '');
$name = (string) ($options['name'] ?? '');
$cn = (string) ($options['cn'] ?? $name);
$context = [];
$context['socket'] = ['connect' => Socket\makeName($ip, $port)];
$context['ssl'] = ['capture_peer_cert' => true, 'capture_peer_chain' => true, 'capture_peer_cert_chain' => true, 'verify_peer' => true, 'verify_peer_name' => true, 'allow_self_signed' => $allowSelfSigned, 'verify_depth' => $verifyDepth, 'CN_match' => $cn, 'SNI_enabled' => true, 'SNI_server_name' => $name, 'peer_name' => $name, 'disable_compression' => true, 'honor_cipher_order' => true];
if ('' !== $cafile) {
if (!file_exists($cafile)) {
throw new InvalidArgumentError('No file exists at path given for cafile.');
}
$context['ssl']['cafile'] = $cafile;
}
$context = stream_context_create($context);
$uri = Socket\makeUri($protocol, $ip, $port);
// Error reporting suppressed since stream_socket_client() emits an E_WARNING on failure (checked below).
$socket = @stream_socket_client($uri, $errno, $errstr, null, STREAM_CLIENT_CONNECT | STREAM_CLIENT_ASYNC_CONNECT, $context);
if (!$socket || $errno) {
throw new FailureException(sprintf('Could not connect to %s; Errno: %d; %s', $uri, $errno, $errstr));
}
$delayed = new Delayed();
$await = Loop\await($socket, function ($resource, bool $expired, Io $await) use($delayed, $autoClose) {
$await->free();
if ($expired) {
$delayed->reject(new TimeoutException('Connection attempt timed out.'));
return;
}
$delayed->resolve(new NetworkSocket($resource, $autoClose));
});
$await->listen($timeout);
try {
return (yield $delayed);
} finally {
$await->free();
}
}
/**
* {@inheritdoc}
*/
public function send(string $address, int $port, string $data) : \Generator
{
if (!$this->isOpen()) {
throw new UnavailableException('The datagram is no longer writable.');
}
$data = (string) $data;
$length = strlen($data);
$written = 0;
$peer = Socket\makeName($address, $port);
if ($this->writeQueue->isEmpty()) {
if (0 === $length) {
return $written;
}
$written = stream_socket_sendto($this->getResource(), substr($data, 0, self::MAX_PACKET_SIZE), 0, $peer);
// Having difficulty finding a test to cover this scenario, but the check seems appropriate.
if (false === $written || -1 === $written) {
$message = 'Failed to write to datagram.';
if ($error = error_get_last()) {
$message .= sprintf(' Errno: %d; %s', $error['type'], $error['message']);
}
throw new FailureException($message);
}
if ($length <= $written) {
return $written;
}
$data = substr($data, $written);
}
if (null === $this->await) {
$this->await = $this->createAwait($this->getResource(), $this->writeQueue);
$this->await->listen();
} elseif (!$this->await->isPending()) {
$this->await->listen();
}
$delayed = new Delayed($this->onSendCancelled);
$this->writeQueue->push([$data, $written, $peer, $delayed]);
try {
return (yield $delayed);
} catch (Throwable $exception) {
$this->free($exception);
throw $exception;
}
}
