57 lines
1.3 KiB
Nix
57 lines
1.3 KiB
Nix
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{ config, pkgs, lib, ... }:
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with lib;
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let
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makeBackup = pkgs.writeScript "make-backupdl" ''
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#!${pkgs.bash}/bin/bash
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set -e
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export PATH=${pkgs.rsync}/bin:${pkgs.openssh}/bin
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FILENAME=backup-`${pkgs.coreutils}/bin/date +%F`.tar.bz2.gpg
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ssh nixbld.m-labs.hk mlabs-backup > /hdd/backupdl/backupdl/$FILENAME
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rsync -az nixbld.m-labs.hk:/var/lib/nextcloud/data /hdd/backupdl/nextcloud
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'';
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cfg = config.services.backupdl;
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in
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{
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options.services.backupdl = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = "Enable backups";
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};
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};
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config = mkIf cfg.enable {
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systemd.services.backupdl = {
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description = "Nixbld backups download";
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serviceConfig = {
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Type = "oneshot";
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User = "backupdl";
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Group = "backupdl";
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ExecStart = "${makeBackup}";
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};
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};
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users.users.backupdl = {
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name = "backupdl";
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group = "backupdl";
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description = "Nixbld backups download";
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isSystemUser = true;
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createHome = true;
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home = "/hdd/backupdl";
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useDefaultShell = true;
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};
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users.extraGroups.backupdl = {};
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systemd.timers.backupdl = {
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description = "Nixbld backups download";
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wantedBy = [ "timers.target" ];
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timerConfig.OnCalendar = "wednesday,sunday *-*-* 08:00:00";
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};
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};
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}
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