Friendica Communications Platform
(please note that this is a clone of the repository at github, issues are handled there)
https://friendi.ca
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126 lines
2.4 KiB
126 lines
2.4 KiB
#!/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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