From 4ac16001e024c869420a5d9775f3b5bb162311c4 Mon Sep 17 00:00:00 2001
From: Robin Appelman <icewind@owncloud.com>
Date: Fri, 22 Apr 2016 16:07:08 +0200
Subject: [PATCH] add locks in the scanner to prevent multiple scanners running
on the same files
---
lib/private/Files/Cache/Scanner.php | 2 ++
1 file changed, 2 insertions(+)
diff --git a/lib/private/Files/Cache/Scanner.php b/lib/private/Files/Cache/Scanner.php
index 8730707f1c2..feefe29d276 100644
--- a/lib/private/Files/Cache/Scanner.php
+++ b/lib/private/Files/Cache/Scanner.php
@@ -296,6 +296,7 @@ class Scanner extends BasicEmitter implements IScanner {
}
if ($lock) {
if ($this->storage->instanceOfStorage('\OCP\Files\Storage\ILockingStorage')) {
+ $this->storage->acquireLock('scanner::' . $path, ILockingProvider::LOCK_EXCLUSIVE, $this->lockingProvider);
$this->storage->acquireLock($path, ILockingProvider::LOCK_SHARED, $this->lockingProvider);
}
}
@@ -307,6 +308,7 @@ class Scanner extends BasicEmitter implements IScanner {
if ($lock) {
if ($this->storage->instanceOfStorage('\OCP\Files\Storage\ILockingStorage')) {
$this->storage->releaseLock($path, ILockingProvider::LOCK_SHARED, $this->lockingProvider);
+ $this->storage->releaseLock('scanner::' . $path, ILockingProvider::LOCK_EXCLUSIVE, $this->lockingProvider);
}
}
return $data;
--
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