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nextcloud
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Updates per comments on PR: 

* Use "filesystem_cache_readonly" config setting, update comment in config.sample
* Use $this->cacheActive to cache config setting
* Add public Scanner::setCacheActive() to set $cacheActive programmatically
This commit is contained in:
ringmaster 2014-05-30 09:42:41 -04:00
parent f79948f519
commit 16ae63bdfd
2 changed files with 22 additions and 8 deletions
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4
config/config.sample.php
View File

@ -293,7 +293,7 @@ $CONFIG = array(
*/
'filesystem_check_changes' => 1,
/* specifies whether changes in the filesystem outside of owncloud affect cached data about those files */
'filesystem_check_enable' => 1,
/* If true, prevent owncloud from changing the cache due to changes in the filesystem for all storage */
'filesystem_cache_readonly' => false,
);

26
lib/private/files/cache/scanner.php vendored
View File

@ -44,6 +44,11 @@ class Scanner extends BasicEmitter {
*/
private $permissionsCache;
/**
* @var boolean $cacheActive If true, perform cache operations, if false, do not affect cache
*/
protected $cacheActive;
const SCAN_RECURSIVE = true;
const SCAN_SHALLOW = false;
@ -55,6 +60,7 @@ class Scanner extends BasicEmitter {
$this->storageId = $this->storage->getId();
$this->cache = $storage->getCache();
$this->permissionsCache = $storage->getPermissionsCache();
$this->cacheActive = !Config::getSystemValue('filesystem_cache_readonly', false);
}
/**
@ -139,7 +145,7 @@ class Scanner extends BasicEmitter {
}
$parentCacheData = $this->cache->get($parent);
\OC_Hook::emit('Scanner', 'updateCache', array('file' => $file, 'data' => $data));
if(Config::getSystemValue('filesystem_check_enable', true)) {
if($this->cacheActive) {
$this->cache->update($parentCacheData['fileid'], array(
'etag' => $this->storage->getETag($parent),
));
@ -161,7 +167,7 @@ class Scanner extends BasicEmitter {
}
if (!empty($newData)) {
\OC_Hook::emit('Scanner', 'addToCache', array('file' => $file, 'data' => $newData));
if(Config::getSystemValue('filesystem_check_enable', true)) {
if(!Config::getSystemValue('filesystem_cache_readonly', false)) {
$data['fileid'] = $this->cache->put($file, $newData);
}
$this->emit('\OC\Files\Cache\Scanner', 'postScanFile', array($file, $this->storageId));
@ -169,7 +175,7 @@ class Scanner extends BasicEmitter {
}
} else {
\OC_Hook::emit('Scanner', 'removeFromCache', array('file' => $file));
if(Config::getSystemValue('filesystem_check_enable', true)) {
if($this->cacheActive) {
$this->cache->remove($file);
}
}
@ -255,7 +261,7 @@ class Scanner extends BasicEmitter {
foreach ($removedChildren as $childName) {
$child = ($path) ? $path . '/' . $childName : $childName;
\OC_Hook::emit('Scanner', 'removeFromCache', array('file' => $child));
if(Config::getSystemValue('filesystem_check_enable', true)) {
if($this->cacheActive) {
$this->cache->remove($child);
}
}
@ -278,7 +284,7 @@ class Scanner extends BasicEmitter {
}
$newData = array('size' => $size);
\OC_Hook::emit('Scanner', 'addToCache', array('file' => $child, 'data' => $newData));
if(Config::getSystemValue('filesystem_check_enable', true)) {
if($this->cacheActive) {
$this->cache->put($path, $newData);
}
}
@ -308,10 +314,18 @@ class Scanner extends BasicEmitter {
while (($path = $this->cache->getIncomplete()) !== false && $path !== $lastPath) {
$this->scan($path, self::SCAN_RECURSIVE, self::REUSE_ETAG);
\OC_Hook::emit('Scanner', 'correctFolderSize', array('path' => $path));
if(Config::getSystemValue('filesystem_check_enable', true)) {
if($this->cacheActive) {
$this->cache->correctFolderSize($path);
}
$lastPath = $path;
}
}
/**
* Set whether the cache is affected by scan operations
* @param boolean $active The active state of the cache
*/
public function setCacheActive($active) {
$this->cacheActive = $active;
}
}