experimental backupscript added

backupscript.nix

@@ -0,0 +1,30 @@
+{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
+  '';

configuration.nix

@@ -59,9 +59,9 @@
   ];
   
   # Create folders
-#  systemd.tmpfiles.rules = [
-#	"d /mnt/onedrive/Timemachine 0772 lyn onedriveaccess"
-#];
+  systemd.tmpfiles.rules = [
+	  "d /borgbackupcache 700 root root"
+  ];
 
 
   # Enable the OpenSSH daemon.
@@ -110,6 +110,25 @@
       AuthorizedKeysFile ${config.users.users.forgejo.home}/.ssh/authorized_keys
   '';
 
+  # Backup timer
+  systemd.services.borg-backup = {
+   description = "Borg Backup for Forgejo and MySQL";
+   serviceConfig = {
+     ExecStart = "${forgejo-borgbackup}";
+     User = "root";
+   };
+   wantedBy = [ "multi-user.target" ];
+ };
+
+ systemd.timers.borg-backup = {
+   description = "Daily Borg Backup Timer";
+   wantedBy = [ "timers.target" ];
+   timerConfig = {
+     OnCalendar = "daily";
+     Persistent = true;
+   };
+ };
+
   #enable qemu-guestagent
   services.qemuGuest.enable = true;
   # Disable password checking for wheel group users so we can solely rely on ssh keys