mirror of
https://github.com/friendica/friendica
synced 2024-12-22 22:40:16 +00:00
126 lines
2.4 KiB
PHP
Executable file
126 lines
2.4 KiB
PHP
Executable file
#!/usr/bin/env php
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<?php
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/**
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* @file bin/daemon.php
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* @brief Run the worker from a daemon.
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*
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* This script was taken from http://php.net/manual/en/function.pcntl-fork.php
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*/
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function shutdown() {
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posix_kill(posix_getpid(), SIGHUP);
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}
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if (in_array("start", $_SERVER["argv"])) {
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$mode = "start";
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}
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if (in_array("stop", $_SERVER["argv"])) {
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$mode = "stop";
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}
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if (in_array("status", $_SERVER["argv"])) {
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$mode = "status";
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}
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if (!isset($mode)) {
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die("Please use either 'start', 'stop' or 'status'.\n");
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}
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if (empty($_SERVER["argv"][0])) {
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die("Unexpected script behaviour. This message should never occur.\n");
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}
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// Fetch the base directory
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$directory = dirname($_SERVER["argv"][0]);
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if (substr($directory, 0, 1) != "/") {
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$directory = $_SERVER["PWD"]."/".$directory;
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}
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$directory = realpath($directory."/..");
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@include($directory."/.htconfig.php");
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if (!isset($pidfile)) {
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die('Please specify a pid file in the variable $pidfile in the .htconfig.php. For example:'."\n".
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'$pidfile = "/path/to/daemon.pid";'."\n");
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}
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if (in_array($mode, array("stop", "status"))) {
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$pid = @file_get_contents($pidfile);
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if (!$pid) {
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die("Pidfile wasn't found. Is the daemon running?\n");
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}
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}
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if ($mode == "status") {
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if (posix_kill($pid, 0)) {
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die("Daemon process $pid is running.\n");
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}
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unlink($pidfile);
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die("Daemon process $pid isn't running.\n");
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}
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if ($mode == "stop") {
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posix_kill($pid, SIGTERM);
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unlink($pidfile);
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die("Worker daemon process $pid was killed.\n");
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}
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echo "Starting worker daemon.\n";
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if (isset($a->config['php_path'])) {
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$php = $a->config['php_path'];
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} else {
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$php = "php";
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}
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// Switch over to daemon mode.
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if ($pid = pcntl_fork())
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return; // Parent
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fclose(STDIN); // Close all of the standard
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fclose(STDOUT); // file descriptors as we
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fclose(STDERR); // are running as a daemon.
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register_shutdown_function('shutdown');
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if (posix_setsid() < 0)
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return;
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if ($pid = pcntl_fork())
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return; // Parent
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$pid = getmypid();
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file_put_contents($pidfile, $pid);
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// Now running as a daemon.
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while (true) {
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// Just to be sure that this script really runs endlessly
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set_time_limit(0);
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// Call the worker
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$cmdline = $php.' bin/worker.php';
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$executed = false;
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if (function_exists('proc_open')) {
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$resource = proc_open($cmdline . ' &', array(), $foo, $directory);
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if (is_resource($resource)) {
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$executed = true;
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proc_close($resource);
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}
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}
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if (!$executed) {
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exec($cmdline.' spawn');
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}
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// Now sleep for 5 minutes
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sleep(300);
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}
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