Files
nix-files/hosts/common/programs/btrfs-progs.nix

41 lines
1.4 KiB
Nix

{ config, lib, ... }:
let
cfg = config.sane.programs.btrfs-progs;
in
{
sane.programs.btrfs-progs = {
# sandbox.autodetectCliPaths = "existing"; # e.g. `btrfs filesystem df /my/fs`
sandbox.autodetectCliPaths = "parent"; # e.g. `btrfs subvolume create ./my_subvol`
sandbox.extraPaths = [
"/dev/btrfs-control"
#vvv required for `sudo btrfs filesystem show` with no args
"/dev"
"/sys/block"
"/sys/dev/block"
"/sys/devices"
#vvv required for `sudo btrfs scrub start`
"/sys/fs"
#vvv required for `sudo btrfs scrub status` to show stats
"/var/lib/btrfs"
];
sandbox.tryKeepUsers = true;
sandbox.keepPids = true; # required for `sudo btrfs scrub start`
sandbox.capabilities = [
"dac_read_search" # for `btrfs replace`
"sys_admin" # for `btrfs scrub`
];
};
# TODO: service sandboxing
services.btrfs.autoScrub.enable = lib.mkIf cfg.enabled true;
services.btrfs.autoScrub.interval = "weekly";
# nixos/modules/tasks/filesystems/btrfs.nix fires this assertion, but its implementation totally handles the case of 0 btrfs filesystems.
sane.silencedAssertions = lib.mkIf cfg.enabled [''
If 'services.btrfs.autoScrub' is enabled, you need to have at least one
btrfs file system mounted via 'fileSystems' or specify a list manually
in 'services.btrfs.autoScrub.fileSystems'.
''];
}