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borg: allow to exclude datadir and preview folder from backup via .noaiobackup file

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Signed-off-by: Simon L. <szaimen@e.mail.de>
This commit is contained in:
Simon L. 2025-02-04 19:29:22 +01:00
parent 69ea9d1a72
commit 13afcd944a
2 changed files with 47 additions and 5 deletions
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38
Containers/borgbackup/backupscript.sh
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@ -185,13 +185,27 @@ if [ "$BORG_MODE" = backup ]; then
# Borg options
# auto,zstd compression seems to has the best ratio based on:
# https://forum.level1techs.com/t/optimal-compression-for-borg-backups/145870/6
BORG_OPTS=(-v --stats --compression "auto,zstd" --exclude-caches)
BORG_OPTS=(-v --stats --compression "auto,zstd")
if [ "$NEW_REPOSITORY" = 1 ]; then
BORG_OPTS+=(--progress)
fi
# Exclude the nextcloud log and audit log for GDPR reasons
BORG_EXCLUDE=(--exclude "/nextcloud_aio_volumes/nextcloud_aio_nextcloud/data/nextcloud.log*" --exclude "/nextcloud_aio_volumes/nextcloud_aio_nextcloud/data/audit.log")
BORG_INCLUDE=()
# Exclude datadir if .noaiobackup file was found
# shellcheck disable=SC2144
if [ -f "/nextcloud_aio_volumes/nextcloud_aio_nextcloud_data/.noaiobackup" ]; then
BORG_EXCLUDE+=(--exclude "/nextcloud_aio_volumes/nextcloud_aio_nextcloud_data/")
BORG_INCLUDE+=(--pattern="+/nextcloud_aio_volumes/nextcloud_aio_nextcloud_data/.noaiobackup")
echo "⚠️⚠️⚠️ '.noaiobackup' file was found in Nextclouds data directory. Excluding the data directory from backup!"
# Exclude preview folder if .noaiobackup file was found
elif [ -f /nextcloud_aio_volumes/nextcloud_aio_nextcloud_data/appdata_*/preview/.noaiobackup ]; then
BORG_EXCLUDE+=(--exclude "/nextcloud_aio_volumes/nextcloud_aio_nextcloud_data/appdata_*/preview/")
BORG_INCLUDE+=(--pattern="+/nextcloud_aio_volumes/nextcloud_aio_nextcloud_data/appdata_*/preview/.noaiobackup")
echo "⚠️⚠️⚠️ '.noaiobackup' file was found in the preview directory. Excluding the preview directory from backup!"
fi
# Make sure that there is always a borg.config file before creating a new backup
if ! [ -f "/nextcloud_aio_volumes/nextcloud_aio_mastercontainer/data/borg.config" ]; then
@ -203,7 +217,7 @@ if [ "$BORG_MODE" = backup ]; then
# Create the backup
echo "Starting the backup..."
get_start_time
if ! borg create "${BORG_OPTS[@]}" "${BORG_EXCLUDE[@]}" "::$CURRENT_DATE-nextcloud-aio" "/nextcloud_aio_volumes/" --exclude-from /borg_excludes; then
if ! borg create "${BORG_OPTS[@]}" "${BORG_INCLUDE[@]}" "${BORG_EXCLUDE[@]}" "::$CURRENT_DATE-nextcloud-aio" "/nextcloud_aio_volumes/" --exclude-from /borg_excludes; then
echo "Deleting the failed backup archive..."
borg delete --stats "::$CURRENT_DATE-nextcloud-aio"
echo "Backup failed!"
@ -320,16 +334,30 @@ if [ "$BORG_MODE" = restore ]; then
fi
echo "Restoring '$SELECTED_ARCHIVE'..."
# Exclude previews from restore if selected to speed up process
ADDITIONAL_RSYNC_EXCLUDES=()
ADDITIONAL_BORG_EXCLUDES=()
ADDITIONAL_FIND_EXCLUDES=()
if [ -n "$RESTORE_EXCLUDE_PREVIEWS" ]; then
# Exclude datadir if .noaiobackup file was found
# shellcheck disable=SC2144
if [ -f "/nextcloud_aio_volumes/nextcloud_aio_nextcloud_data/.noaiobackup" ]; then
# Keep these 3 in sync. Beware, the pattern syntax and the paths differ
ADDITIONAL_RSYNC_EXCLUDES=(--exclude "nextcloud_aio_nextcloud_data/**")
ADDITIONAL_BORG_EXCLUDES=(--exclude "sh:nextcloud_aio_volumes/nextcloud_aio_nextcloud_data/**")
ADDITIONAL_FIND_EXCLUDES=(-o -regex 'nextcloud_aio_volumes/nextcloud_aio_nextcloud_data\(/.*\)?')
echo "⚠️⚠️⚠️ '.noaiobackup' file was found in Nextclouds data directory. Excluding the data directory from restore!"
echo "You might run into problems due to this afterwards as potentially this makes the directory go out of sync with the database."
echo "You might be able to fix this by running 'occ files:scan --all' and 'occ maintenance:repair' and 'occ files:scan-app-data' after the restore."
echo "See https://github.com/nextcloud/all-in-one#how-to-run-occ-commands"
# Exclude previews from restore if selected to speed up process or exclude preview folder if .noaiobackup file was found
elif [ -n "$RESTORE_EXCLUDE_PREVIEWS" ] || [ -f /nextcloud_aio_volumes/nextcloud_aio_nextcloud_data/appdata_*/preview/.noaiobackup ]; then
# Keep these 3 in sync. Beware, the pattern syntax and the paths differ
ADDITIONAL_RSYNC_EXCLUDES=(--exclude "nextcloud_aio_nextcloud_data/appdata_*/preview/**")
ADDITIONAL_BORG_EXCLUDES=(--exclude "sh:nextcloud_aio_volumes/nextcloud_aio_nextcloud_data/appdata_*/preview/**")
ADDITIONAL_FIND_EXCLUDES=(-o -regex 'nextcloud_aio_volumes/nextcloud_aio_nextcloud_data/appdata_[^/]*/preview\(/.*\)?')
echo "Excluding previews from restore"
echo "⚠️⚠️⚠️ Excluding previews from restore!"
echo "You might run into problems due to this afterwards as potentially this makes the directory go out of sync with the database."
echo "You might be able to fix this by running 'occ files:scan-app-data preview' after the restore."
echo "See https://github.com/nextcloud/all-in-one#how-to-run-occ-commands"
fi
# Save Additional Backup dirs