servers/mermet/system/zfs.nix

   1 { pkgs, lib, config, ... }:
   2
   3 {
   4   imports = [];
   5
   6   boot.supportedFilesystems = [ "zfs" ];
   7
   8   # The 32-bit host id of the machine, formatted as 8 hexadecimal characters.
   9   # You should try to make this id unique among your machines.
  10   # Manually generated with : head -c4 /dev/urandom | od -A none -t x4 | cut -d ' ' -f 2
  11   networking.hostId = "69c40b03";
  12
  13   # noop, the recommended elevator with zfs.
  14   boot.kernelParams = [
  15     "elevator=noop"
  16   ];
  17
  18   # FIXME: Uncomment [on a working system] to ensure extra safeguards are active that zfs uses to protect zfs pools:
  19   #boot.zfs.forceImportAll = false;
  20   #boot.zfs.forceImportRoot = false;
  21
  22   boot.zfs.enableUnstable = true;
  23   boot.zfs.requestEncryptionCredentials = true;
  24
  25   # Enables periodic scrubbing of ZFS pools.
  26   services.zfs.autoScrub.enable = true;
  27
  28   /*
  29   # Enable the (OpenSolaris-compatible) ZFS auto-snapshotting service.
  30   services.zfs.autoSnapshot = {
  31     enable   = true;
  32     frequent = ;
  33     hourly   = ;
  34     daily    = ;
  35     weekly   = ;
  36     monthly  = ;
  37   };
  38   */
  39   /*
  40   fileSystems."/boot" =
  41     { device = "bpool/boot";
  42       fsType = "zfs";
  43     };
  44   */
  45   fileSystems."/" =
  46     { device = "rpool/root";
  47       fsType = "zfs";
  48     };
  49
  50   fileSystems."/home" =
  51     { device = "rpool/home";
  52       fsType = "zfs";
  53     };
  54
  55   fileSystems."/nix" =
  56     { device = "rpool/nix";
  57       fsType = "zfs";
  58     };
  59
  60   fileSystems."/nix/var" =
  61     { device = "rpool/nix/var";
  62       fsType = "zfs";
  63     };
  64
  65   fileSystems."/var" =
  66     { device = "rpool/var";
  67       fsType = "zfs";
  68     };
  69
  70   fileSystems."/var/cache" =
  71     { device = "rpool/var/cache";
  72       fsType = "zfs";
  73     };
  74
  75   fileSystems."/var/log" =
  76     { device = "rpool/var/log";
  77       fsType = "zfs";
  78     };
  79
  80   fileSystems."/var/mail" =
  81     { device = "rpool/var/mail";
  82       fsType = "zfs";
  83     };
  84
  85   fileSystems."/var/tmp" =
  86     { device = "rpool/var/tmp";
  87       fsType = "zfs";
  88     };
  89
  90   fileSystems."/var/www" =
  91     { device = "rpool/var/www";
  92       fsType = "zfs";
  93     };
  94
  95 }