37 lines
722 B
Nix
37 lines
722 B
Nix
{
|
|
lib,
|
|
pkgs,
|
|
...
|
|
}: {
|
|
boot.initrd.availableKernelModules = [
|
|
# Btrfs CRC hardware acceleration
|
|
"crc32c-intel"
|
|
];
|
|
|
|
services.btrfs.autoScrub = {
|
|
enable = true;
|
|
interval = "monthly";
|
|
fileSystems = lib.mkDefault ["/"];
|
|
};
|
|
|
|
systemd.timers."btrfs-snapshot" = {
|
|
wantedBy = ["timers.target"];
|
|
timerConfig = {
|
|
OnCalendar = "weekly";
|
|
Persistent = true;
|
|
Unit = "btrfs-snapshot.service";
|
|
};
|
|
};
|
|
|
|
systemd.services."btrfs-snapshot" = {
|
|
script = ''
|
|
set -eu
|
|
${pkgs.btrfs-progs}/bin/btrfs subvolume snapshot /home /snapshots/home/$(date +"%Y-M%m-%d_%H-%M-%S") -r
|
|
'';
|
|
serviceConfig = {
|
|
Type = "oneshot";
|
|
User = "root";
|
|
};
|
|
};
|
|
}
|