From a190f44b9085db2f3b0393d0dd9e2b28b74714ce Mon Sep 17 00:00:00 2001
From: Stephan Kergomard <webmaster@kergomard.ch>
Date: Wed, 22 Nov 2023 10:52:17 +0100
Subject: [PATCH] IRSS: Fix Write Access to Storage on Migration

See: https://mantis.ilias.de/view.php?id=38993
---
 .../classes/Setup/class.ilResourceStorageMigrationHelper.php  | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/components/ILIAS/ResourceStorage/classes/Setup/class.ilResourceStorageMigrationHelper.php b/components/ILIAS/ResourceStorage/classes/Setup/class.ilResourceStorageMigrationHelper.php
index 0bfaa9427ad5..504f7f9fb5c0 100755
--- a/components/ILIAS/ResourceStorage/classes/Setup/class.ilResourceStorageMigrationHelper.php
+++ b/components/ILIAS/ResourceStorage/classes/Setup/class.ilResourceStorageMigrationHelper.php
@@ -85,6 +85,10 @@ public function __construct(
         $this->client_data_dir = $client_data_dir;
         $this->database = $db;
 
+        if (!is_writable("{$data_dir}/{$client_id}/storage/fsv2")) {
+            throw new Exception('storage directory is not writable, abort...');
+        }
+
         // Build Container
         $init = new InitResourceStorage();
         $container = new Container();