文件缓存增加高并发锁定支持

This commit is contained in:
thinkphp
2017-08-15 12:14:07 +08:00
parent 68b274aa52
commit 930de63aba

View File

@@ -109,8 +109,10 @@ class File extends Driver
$content = file_get_contents($filename);
if (false !== $content) {
$expire = (int) substr($content, 8, 12);
if (0 != $expire && $_SERVER['REQUEST_TIME'] > filemtime($filename) + $expire) {
//缓存过期删除缓存文件
if (0 != $expire && $_SERVER['REQUEST_TIME'] > filemtime($filename) + $expire && !is_file($filename . '.lock')) {
// 生成过期锁定文件
touch($filename . '.lock');
// 缓存过期删除缓存文件
$this->unlink($filename);
return $default;
}
@@ -152,6 +154,10 @@ class File extends Driver
$result = file_put_contents($filename, $data);
if ($result) {
isset($first) && $this->setTagItem($filename);
if (is_file($filename . '.lock')) {
// 解除过期锁定文件
unlink($filename . '.lock');
}
clearstatcache();
return true;
} else {