Initial commit

application/Espo/Core/ApplicationRunners/Daemon.php

@@ -0,0 +1,100 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Core\ApplicationRunners;
+
+use Espo\Core\Application\Runner;
+use Espo\Core\Utils\Config;
+use Espo\Core\Utils\Log;
+
+use Symfony\Component\Process\PhpExecutableFinder;
+use Symfony\Component\Process\Process;
+
+/**
+ * Runs daemon. The daemon runs the cron more often than once a minute.
+ */
+class Daemon implements Runner
+{
+    use Cli;
+
+    public function __construct(private Config $config, private Log $log)
+    {}
+
+    public function run(): void
+    {
+        $maxProcessNumber = $this->config->get('daemonMaxProcessNumber');
+        $interval = $this->config->get('daemonInterval');
+        $timeout = $this->config->get('daemonProcessTimeout');
+
+        $phpExecutablePath = $this->config->get('phpExecutablePath');
+
+        if (!$phpExecutablePath) {
+            $phpExecutablePath = (new PhpExecutableFinder)->find();
+        }
+
+        if (!$maxProcessNumber || !$interval) {
+            $this->log->error("Daemon config params are not set.");
+
+            return;
+        }
+
+        $processList = [];
+
+        while (true) { /** @phpstan-ignore-line */
+            $toSkip = false;
+            $runningCount = 0;
+
+            foreach ($processList as $i => $process) {
+                if ($process->isRunning()) {
+                    $runningCount++;
+                } else {
+                    unset($processList[$i]);
+                }
+            }
+
+            $processList = array_values($processList);
+
+            if ($runningCount >= $maxProcessNumber) {
+                $toSkip = true;
+            }
+
+            if (!$toSkip) {
+                $process = new Process([$phpExecutablePath, 'cron.php']);
+
+                $process->setTimeout($timeout);
+
+                $process->start();
+
+                $processList[] = $process;
+            }
+
+            sleep($interval);
+        }
+    }
+}