74 lines
2.3 KiB
PHP
74 lines
2.3 KiB
PHP
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<?php
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/*
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* Copyright (C) 2023 Xibo Signage Ltd
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*
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* Xibo - Digital Signage - https://xibosignage.com
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*
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* This file is part of Xibo.
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*
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* Xibo is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* Xibo is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with Xibo. If not, see <http://www.gnu.org/licenses/>.
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*/
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// This is a simple XMR client which connects to the display added in XMDS.http
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// performing actions in the CMS which affect the display should be logged here.
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define('PROJECT_ROOT', realpath(__DIR__ . '/../..'));
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require PROJECT_ROOT . '/vendor/autoload.php';
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// RSA key
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$fp = fopen(PROJECT_ROOT . '/library/certs/private.key', 'r');
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$privateKey = openssl_get_privatekey(fread($fp, 8192));
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fclose($fp);
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// Sub
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$loop = React\EventLoop\Factory::create();
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$context = new React\ZMQ\Context($loop);
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$sub = $context->getSocket(ZMQ::SOCKET_SUB);
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$sub->connect('tcp://xmr:9505');
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$sub->subscribe('H');
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$sub->subscribe('XMR_test_channel');
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$sub->on('messages', function ($msg) use ($privateKey) {
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try {
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if ($msg[0] == 'H') {
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echo '[' . date('Y-m-d H:i:s') . '] Heartbeat...' . PHP_EOL;
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return;
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}
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// Expect messages to have a length of 3
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if (count($msg) != 3) {
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throw new InvalidArgumentException('Incorrect Message Length');
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}
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// Message will be: channel, key, message
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if ($msg[0] != 'XMR_test_channel') {
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throw new InvalidArgumentException('Channel does not match');
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}
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// Decrypt
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$output = null;
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openssl_open(base64_decode($msg[2]), $output, base64_decode($msg[1]), $privateKey, 'RC4');
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echo '[' . date('Y-m-d H:i:s') . '] Received: ' . $output . PHP_EOL;
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} catch (InvalidArgumentException $e) {
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echo '[' . date('Y-m-d H:i:s') . '] E: ' . $e->getMessage() . PHP_EOL;
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}
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});
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$loop->run();
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openssl_free_key($privateKey);
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