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文件缓存增加高并发锁定支持

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thinkphp
2017-08-15 12:14:07 +08:00
parent 68b274aa52
commit 930de63aba
1 changed files with 8 additions and 2 deletions
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10
library/think/cache/driver/File.php vendored
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@@ -109,8 +109,10 @@ class File extends Driver
$content = file_get_contents($filename); $content = file_get_contents($filename);
if (false !== $content) { if (false !== $content) {
$expire = (int) substr($content, 8, 12); $expire = (int) substr($content, 8, 12);
if (0 != $expire && $_SERVER['REQUEST_TIME'] > filemtime($filename) + $expire) { if (0 != $expire && $_SERVER['REQUEST_TIME'] > filemtime($filename) + $expire && !is_file($filename . '.lock')) {
//缓存过期删除缓存文件 // 生成过期锁定文件
touch($filename . '.lock');
// 缓存过期删除缓存文件
$this->unlink($filename); $this->unlink($filename);
return $default; return $default;
} }
@@ -152,6 +154,10 @@ class File extends Driver
$result = file_put_contents($filename, $data); $result = file_put_contents($filename, $data);
if ($result) { if ($result) {
isset($first) && $this->setTagItem($filename); isset($first) && $this->setTagItem($filename);
if (is_file($filename . '.lock')) {
// 解除过期锁定文件
unlink($filename . '.lock');
}
clearstatcache(); clearstatcache();
return true; return true;
} else { } else {