Limit upgrade operations (patches, maintenance, etc.) to the last upgrade

scripts/upgrade

@@ -176,6 +176,8 @@ do
     # then it's the last upgrade to do
     if [ "$major_version" -eq "$current_major_version" ]; then
       current_major_version=last
+      # Execute the commands dedicated to the last upgrade
+      last_upgrade_operations
     fi
 
     # Load the value for this version

scripts/upgrade.d/upgrade.last.sh

@@ -6,8 +6,11 @@ next_version="15.0.0"
 # Nextcloud tarball checksum sha256
 nextcloud_source_sha256="5bb0c58171353da844019b64080c21078002a59ab956ab72adb958844a98eb78"
 
-# Patch nextcloud files only for the last version
-cp -a ../sources/patches_last_version/* ../sources/patches
+# This function will only be executed upon applying the last upgrade referenced above
+last_upgrade_operations () {
+  # Patch nextcloud files only for the last version
+  cp -a ../sources/patches_last_version/* ../sources/patches
 
-# Execute post-upgrade operations later on
-(cd /tmp ; at now + 10 minutes <<< "(cd $final_path ; sudo -u nextcloud php occ db:add-missing-indices ; sudo -u nextcloud php occ db:convert-filecache-bigint -n) > /tmp/nextcloud_maintenance.log")
+  # Execute post-upgrade operations later on
+  (cd /tmp ; at now + 10 minutes <<< "(cd $final_path ; sudo -u nextcloud php occ db:add-missing-indices ; sudo -u nextcloud php occ db:convert-filecache-bigint -n) > /tmp/nextcloud_maintenance.log")
+}