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#!/usr/bin/bash
set -euf -o pipefail
declare -r DATE=$(date +%d)
ensure_directory () {
local -r dir="$1"; shift
if [ ! -d "$dir" ]; then
mkdir "$dir"
chmod 700 "$dir"
fi
}
get_docker_id () {
local -r image="$1"; shift
docker ps | awk -v image="$image" '$2 == image { print $1 }'
}
backup_wallabag () {
ensure_directory /opt/backup/wallabag
local -r container="$(get_docker_id 'wallabag/wallabag')"
docker stop "$container"
tar -hcvpf /opt/backup/wallabag/wallabag.tar.gz.tmp /opt/wallabag &&
mv /opt/backup/wallabag/wallabag.tar.gz.tmp /opt/backup/wallabag/wallabag-$DATE.tar.gz &&
touch /opt/backup/wallabag.lastrun
docker start "$container"
}
backup_vaultwarden () {
ensure_directory /opt/backup/vaultwarden
local -r container="$(get_docker_id 'vaultwarden/server:latest')"
docker stop "$container"
tar -hcvpf /opt/backup/vaultwarden/vaultwarden.tar.gz.tmp /opt/vaultwarden &&
mv /opt/backup/vaultwarden/vaultwarden.tar.gz.tmp /opt/backup/vaultwarden/vaultwarden-$DATE.tar.gz &&
touch /opt/backup/vaultwarden.lastrun
docker start "$container"
}
backup_anki () {
ensure_directory /opt/backup/anki-sync-server
local -r container="$(get_docker_id 'anki-sync-server:latest')"
docker stop "$container"
tar -hcvpf /opt/backup/anki-sync-server/anki-sync-server.tar.gz.tmp /opt/anki-sync-server &&
mv /opt/backup/anki-sync-server/anki-sync-server.tar.gz.tmp \
/opt/backup/anki-sync-server/anki-sync-server-$DATE.tar.gz &&
touch /opt/backup/anki-sync-server.lastrun
docker start "$container"
}
backup_audiobookshelf_meta () {
ensure_directory /opt/backup/audiobookshelf
rsync -avz -delete /opt/audiobookshelf/metadata/backups/ /opt/backup/audiobookshelf
}
backup_wallabag
backup_vaultwarden
backup_anki
backup_audiobookshelf_meta
chgrp -R backup /opt/backup/
find -L /opt/backup -mindepth 2 -type f -exec chmod 640 "{}" \;
find -L /opt/backup -mindepth 2 -type d -exec chmod 750 "{}" \;
chmod 755 /opt/backup/nextcloud/borg
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