nixos_forgejo/backup.nix
2024-02-17 02:42:35 +01:00

30 lines
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1.1 KiB
Nix

{config, pkgs, ... }:
let
forgejo-borgbackup = pkgs.writeShellScriptBin "forgejo-borgbackup" ''
#!/bin/sh
set -e
#stop forgejo
systemctl stop forgejo.service
# MySQL-Backup
MYSQL_OPTION_FILE="/etc/nixos/dbauth.cnf"
MYSQL_DATABASE="forgejodb"
mysqldump --defaults-file="${MYSQL_OPTION_FILE}" $MYSQL_DATABASE > /borgbackupcache/forgejobackup.sql
# BorgBackup
export BORG_REPO="ssh://backup@cloud.shibe.pro://mnt/onedrive/Backups/borg"
export BACKUP_NAME="forgejo-$(date +%Y-%m-%d)"
# Add everything to be backed up
${pkgs.borgbackup}/bin/borg create --verbose --filter AME --list --stats --show-rc --compression lz4 --exclude-caches \
$BORG_REPO::$BACKUP_NAME \
/var/lib/forgejo/repositories/ \
/var/lib/forgejo/data/ \
/borgbackupcache/forgejobackup.sql
# Remove DB dump
rm /borgbackupcache/forgejobackup.sql
# Start Forgejo again
systemctl start forgejo.service
# Prune old backups
${pkgs.borgbackup}/bin/borg prune --list $BORG_REPO --prefix 'forgejo-' --show-rc --keep-daily=7 --keep-weekly=4 --keep-monthly=6
'';