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<?php namespace Comodojo\Extender\Components; |
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use \Comodojo\Foundation\Base\Configuration; |
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use \Comodojo\Foundation\Validation\DataFilter; |
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use \Exception; |
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/** |
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* @package Comodojo Extender |
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* @author Marco Giovinazzi <[email protected]> |
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* @license MIT |
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* |
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* LICENSE: |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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*/ |
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class Ipc { |
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const READER = 0; |
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const WRITER = 1; |
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private $bytes; |
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private $ipc = []; |
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public function __construct(Configuration $configuration) { |
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$this->bytes = DataFilter::filterInteger( |
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$configuration->get('child-max-result-bytes'), |
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1024, |
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PHP_INT_MAX, |
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16384 |
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); |
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} |
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public function init($uid) { |
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$this->ipc[$uid] = []; |
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$socket = socket_create_pair(AF_UNIX, SOCK_STREAM, 0, $this->ipc[$uid]); |
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if ( $socket == false ) throw new Exception("Socket error: ".socket_strerror(socket_last_error())); |
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return $socket; |
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} |
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public function read($uid) { |
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$reader = $this->ipc[$uid][self::READER]; |
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$result = socket_read($reader, $this->bytes, PHP_BINARY_READ); |
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if ( $result === false ) throw new Exception("Socket error: ".socket_strerror(socket_last_error($reader))); |
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return $result; |
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} |
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public function write($uid, $data) { |
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$writer = $this->ipc[$uid][self::WRITER]; |
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$result = socket_write($writer, $data, strlen($data)); |
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if ( $result === false ) throw new Exception("Socket error: ".socket_strerror(socket_last_error($writer))); |
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return $result; |
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} |
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public function close($uid, $handler) { |
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socket_close($this->ipc[$uid][$handler]); |
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} |
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public function hang($uid) { |
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socket_close($this->ipc[$uid][self::READER]); |
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socket_close($this->ipc[$uid][self::WRITER]); |
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} |
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public function free() { |
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$this->ipc = []; |
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} |
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} |
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comodojo /
extender.framework
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