{ config, pkgs, lib, secret, ... }:
with lib;
let
  cfg = config.magic_rb.hardware.blowhole;
in {
  options.magic_rb.hardware.blowhole = mkEnableOption "Enable blowhole.";

  config = mkIf cfg {
    boot = {
      supportedFilesystems = [ "zfs" ];
      initrd.availableKernelModules = [
        "xhci_pci"
        "ahci"
        "usbhid"
        "usb_storage"
        "sd_mod"
        "nvme"
      ];
      zfs.enableUnstable = true;
      kernelPackages = pkgs.zfsUnstable.latestCompatibleLinuxPackages;
    };

    fileSystems = {
      "/boot" =
        {
          device = "/dev/disk/by-uuid/738acc32-3e2e-4986-987c-40264153d5bf";
          fsType = "ext4";
        };
      "/boot/EFI" =
        {
          device = "/dev/disk/by-uuid/246F-0E65";
          fsType = "vfat";
        };
      "/" =
        {
          device = "blowhole-zpool/local/root";
          fsType = "zfs";
        };
      "/nix" =
        {
          device = "blowhole-zpool/local/nix";
          fsType = "zfs";
        };


      "/var/nfs" =
        {
          device = "/dev/disk/by-uuid/e06f6d2c-e434-4eec-b00d-b13c1ecc96f0";
          fsType = "btrfs";
          options =
            [ "subvol=/nfs"
              "noatime"
            ];
        };

      "/old-root" =
        {
          device = "/dev/disk/by-uuid/e06f6d2c-e434-4eec-b00d-b13c1ecc96f0";
          fsType = "btrfs";
          options =
            [ "subvol=/arch"
              "noatime"
            ];
        };
      "/var/lib/nomad" =
        {
          device = "/old-root/var/lib/nomad";
          options = singleton "bind";
        };
      "/var/secrets" =
        {
          device = "blowhole-zpool/persist/secrets";
          fsType = "zfs";
        };
      "/var/lib/consul" =
        {
          device = "/old-root/var/lib/consul";
          options = singleton "bind";
        };
      "/var/lib/vault" =
        {
          device = "/old-root/var/lib/vault";
          options = singleton "bind";
        };
    } // secret.mounts.blowhole;
  };
}