backup_nextcloud.sh.j2

#!/bin/bash

export RESTIC_REPOSITORY="{{ restic_repo }}"
export RESTIC_PASSWORD="{{ restic_backup_secret }}"

# abort entire script if any command fails
set -e

# unlock restic to keep automatic backups going
{{ restic_install_path }}/restic unlock --cleanup-cache

# Make sure nextcloud is enabled when we are done
trap "docker exec -u www-data nextcloud php occ maintenance:mode --off" EXIT

# set nextcloud to maintenance mode
docker exec -u www-data nextcloud php occ maintenance:mode --on

{% if nextcloud_db_type == 'mysql' %}
sudo docker exec nextcloud-db mysqldump --single-transaction -h localhost -u {{ nextcloud_db_user }} -p{{ nextcloud_db_passwd }} {{ nextcloud_db_name }} > {{ nextcloud_database_dump_dir }}/db_dump_{{ nextcloud_db_type }}_nextcloud.sql
{% elif nextcloud_db_type == 'pgsql' %}
sudo docker exec nextcloud-db pg_dump -c -U {{ nextcloud_db_user }} {{ nextcloud_db_name }} > {{ nextcloud_database_dump_dir }}/db_dump_{{ nextcloud_db_type }}_nextcloud.sql
{% endif %}

# backup the data dir
{{ restic_install_path }}/restic backup --verbose {{ nextcloud_base_dir }}

#
# end maintenance mode
docker exec -u www-data nextcloud php occ maintenance:mode --off

# delete trap
trap "" EXIT


# clean up backup dir
{{ restic_install_path }}/restic forget --keep-daily 7 --keep-weekly 5 --keep-monthly 12 --keep-yearly 75
{{ restic_install_path }}/restic prune