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Bug #106065
closedToo long X-TYPO3-Cache-Tags Header
Status:
Closed
Priority:
Should have
Assignee:
-
Category:
Caching
Target version:
-
Start date:
2025-02-03
Due date:
% Done:
0%
Estimated time:
TYPO3 Version:
13
PHP Version:
8.3
Tags:
Complexity:
Is Regression:
Sprint Focus:
Description
I get an 500 Server error If I have the FE debug modus active and the X-TYPO3-Cache-Tags will set.
There is a page which has a array with 500 CacheTags. In the array are pages, sys_file, sys_file_metadata cachetags.
The middleware CacheDataCollectorAttribute generates the X-TYPO3-Cache-Tags header and run in a 500 error because the header is too long.
public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
{
// Middlewares are shared services. With sub requests in mind, we need to take care
// existing data of the parent request is not overwritten by a sub request. We thus
// back up any existing data, create a new CacheDataCollector, dispatch the request,
// and reset before returning the response.
// @todo: We could argue sub requests should run their own container instance, but
// this has more impact and has not been sorted out, yet.
$backup = $this->cacheDataCollector;
$this->cacheDataCollector = new CacheDataCollector();
$request = $request->withAttribute('frontend.cache.collector', $this->cacheDataCollector);
$response = $handler->handle($request);
if ($this->isDebugModeEnabled()) {
$cacheTags = array_map(fn(CacheTag $cacheTag) => $cacheTag->name, $this->cacheDataCollector->getCacheTags());
sort($cacheTags);
$response = $response->withHeader('X-TYPO3-Cache-Tags', implode(',', $cacheTags));
$response = $response->withHeader('X-TYPO3-Cache-Lifetime', (string)$this->cacheDataCollector->resolveLifetime());
}
foreach ($this->cacheDataCollector->getCacheEntries() as $deferredCacheItem) {
$deferredCacheItem($request);
}
$this->cacheDataCollector = $backup;
return $response;
}
Updated by Andreas Kienast about 1 month ago
- Is duplicate of Bug #105703: Premature end of script headers due to X-TYPO3-Cache-Tags added
Updated by Andreas Kienast about 1 month ago
- Status changed from New to Closed
Thank you for reporting this issue.
This is ticket is a duplicate of #105703, therefore I'll close it. Let's work in the original ticket.
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