From bc034900495ed766b3adc4a64121bd8939b3ac6d Mon Sep 17 00:00:00 2001
From: Uwe Steinmann <steinm@debian.org>
Date: Mon, 17 Nov 2025 20:09:13 +0100
Subject: [PATCH] ensure user has write access on cache, because the
 extensions' config will be updated

---
 utils/Commands/RepositoryextensionCommand.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/utils/Commands/RepositoryextensionCommand.php b/utils/Commands/RepositoryextensionCommand.php
index b1f4805a0..b06fc957b 100644
--- a/utils/Commands/RepositoryextensionCommand.php
+++ b/utils/Commands/RepositoryextensionCommand.php
@@ -55,6 +55,11 @@ class RepositoryextensionCommand extends Command
 
         $output->writeln("<comment>Using configuration from '".$settings->_configFilePath."'.</comment>", OutputInterface::VERBOSITY_VERBOSE);
 
+        if (!is_writable($settings->_cacheDir)) {
+            $output->writeln(sprintf("<error>The cache dir '%s' is not writable for the system user running this script.</error>", $settings->_cacheDir));
+            return Command::FAILURE;
+        }
+
         $reposurl = $input->getOption('url');
         if($reposurl)
             $extmgr->setRepositoryUrl($reposurl);