Add mutex on datastore I/O operations

To make sure that there is no concurrent operation on the datastore file.

Fixes #1132

1 files changed, 2 insertions, 0 deletions

diff --git a/application/container/ContainerBuilder.php b/application/container/ContainerBuilder.php
index 55bb51b5..c21d58dd 100644
--- a/application/container/ContainerBuilder.php
+++ b/application/container/ContainerBuilder.php
@@ -4,6 +4,7 @@ declare(strict_types=1);
 
 namespace Shaarli\Container;
 
+use malkusch\lock\mutex\FlockMutex;
 use Shaarli\Bookmark\BookmarkFileService;
 use Shaarli\Bookmark\BookmarkServiceInterface;
 use Shaarli\Config\ConfigManager;
@@ -84,6 +85,7 @@ class ContainerBuilder
             return new BookmarkFileService(
                 $container->conf,
                 $container->history,
+                new FlockMutex(fopen(SHAARLI_MUTEX_FILE, 'r'), 2),
                 $container->loginManager->isLoggedIn()
             );
         };