IYUUPlus/process/FileMonitor.php
2021-02-03 01:32:37 +08:00

106 lines
2.8 KiB
PHP

<?php
/**
* This file is part of webman.
*
* Licensed under The MIT License
* For full copyright and license information, please see the MIT-LICENSE.txt
* Redistributions of files must retain the above copyright notice.
*
* @author walkor<walkor@workerman.net>
* @copyright walkor<walkor@workerman.net>
* @link http://www.workerman.net/
* @license http://www.opensource.org/licenses/mit-license.php MIT License
*/
namespace process;
use Workerman\Timer;
use Workerman\Worker;
class FileMonitor
{
/**
* @var array
*/
protected $_paths = [];
/**
* @var array
*/
protected $_extensions = [];
/**
* pidFile
*/
const pidFile = 'IYUUFileMonitor.pid';
/**
* FileMonitor constructor.
* @param $monitor_dir
* @param $monitor_extenstions
*/
public function __construct($monitor_dir, $monitor_extenstions)
{
if (function_exists('posix_getpid')) {
\file_put_contents(runtime_path() . \DIRECTORY_SEPARATOR . self::pidFile, \posix_getpid());
}
if (Worker::$daemonize) {
#return;
}
$this->_paths = (array)$monitor_dir;
$this->_extensions = $monitor_extenstions;
Timer::add(1, function () {
foreach ($this->_paths as $path) {
$this->check_files_change($path);
}
});
}
/**
* 析构方法
*/
public function __destruct()
{
is_file(runtime_path() . \DIRECTORY_SEPARATOR . self::pidFile) and @\unlink(runtime_path() . \DIRECTORY_SEPARATOR . self::pidFile);
}
/**
* @param $monitor_dir
*/
public function check_files_change($monitor_dir)
{
static $last_mtime;
if (!$last_mtime) {
$last_mtime = time();
}
clearstatcache();
if (!is_dir($monitor_dir)) {
return;
}
// recursive traversal directory
$dir_iterator = new \RecursiveDirectoryIterator($monitor_dir);
$iterator = new \RecursiveIteratorIterator($dir_iterator);
foreach ($iterator as $file) {
/** var SplFileInfo $file */
if (is_dir($file)) {
continue;
}
// check mtime
if ($last_mtime < $file->getMTime() && in_array($file->getExtension(), $this->_extensions)) {
$var = 0;
exec("php -l " . $file, $out, $var);
if ($var) {
$last_mtime = $file->getMTime();
continue;
}
echo $file . " update and reload\n";
// send SIGUSR1 signal to master process for reload
posix_kill(posix_getppid(), SIGUSR1);
$last_mtime = $file->getMTime();
break;
}
}
}
}