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Fixes #4820: Fixed reading incomplete debug index data in case of high request concurrency

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This commit is contained in:
Alexander Makarov
2014-12-17 01:58:29 +03:00
parent 2aa3949963
commit c808932c24
2 changed files with 12 additions and 2 deletions
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2
extensions/debug/CHANGELOG.md
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@ -4,7 +4,7 @@ Yii Framework 2 debug extension Change Log
2.0.2 under development 2.0.2 under development
----------------------- -----------------------
- no changes in this release. - Bug #4820: Fixed reading incomplete debug index data in case of high request concurrency (martingeorg, samdark)
2.0.1 December 07, 2014 2.0.1 December 07, 2014

12
extensions/debug/controllers/DefaultController.php
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@ -118,7 +118,17 @@ class DefaultController extends Controller
clearstatcache(); clearstatcache();
} }
$indexFile = $this->module->dataPath . '/index.data'; $indexFile = $this->module->dataPath . '/index.data';
if (is_file($indexFile) && is_readable($indexFile) && ($content = file_get_contents($indexFile)) !== false) {
$content = '';
$fp = @fopen($indexFile, 'r');
if ($fp !== false) {
@flock($fp, LOCK_SH);
$content = fread($fp, filesize($indexFile));
@flock($fp, LOCK_UN);
fclose($fp);
}
if ($content !== '') {
$this->_manifest = array_reverse(unserialize($content), true); $this->_manifest = array_reverse(unserialize($content), true);
} else { } else {
$this->_manifest = []; $this->_manifest = [];