makefu/2configs/fs/sda-crypto-root.nix


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{ config, lib, pkgs, ... }:

# sda:  bootloader grub2
# sda1: boot ext4 (label nixboot)
# sda2: cryptoluks -> ext4
with lib;
{
  boot = {
    loader.grub.enable = true;
    loader.grub.version = 2;
    loader.grub.device = "/dev/sda";

    initrd.luks.devices = [ { name = "luksroot"; device = "/dev/sda2"; allowDiscards=true; }];
    initrd.luks.cryptoModules = ["aes" "sha512" "sha1" "xts" ];
    initrd.availableKernelModules = ["xhci_hcd" "ehci_pci" "ahci" "usb_storage" ];
  };
  fileSystems = {
    "/" = {
      device = "/dev/mapper/luksroot";
      fsType = "ext4";
      options="defaults,discard";
    };
    "/boot" = {
      device = "/dev/disk/by-label/nixboot";
      fsType = "ext4";
      options="defaults,discard";
    };
  };
}