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<?php
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namespace React\Socket;
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use React\EventLoop\LoopInterface;
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use React\Promise;
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use InvalidArgumentException;
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use RuntimeException;
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/**
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* Unix domain socket connector
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*
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* Unix domain sockets use atomic operations, so we can as well emulate
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* async behavior.
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*/
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final class UnixConnector implements ConnectorInterface
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{
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private $loop;
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public function __construct(LoopInterface $loop)
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{
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$this->loop = $loop;
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}
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public function connect($path)
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{
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if (\strpos($path, '://') === false) {
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$path = 'unix://' . $path;
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} elseif (\substr($path, 0, 7) !== 'unix://') {
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return Promise\reject(new \InvalidArgumentException('Given URI "' . $path . '" is invalid'));
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}
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$resource = @\stream_socket_client($path, $errno, $errstr, 1.0);
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if (!$resource) {
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return Promise\reject(new \RuntimeException('Unable to connect to unix domain socket "' . $path . '": ' . $errstr, $errno));
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}
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$connection = new Connection($resource, $this->loop);
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$connection->unix = true;
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return Promise\resolve($connection);
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}
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}
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