From 5d83b1f30e12b4042524145d13985792bd6f63b9 Mon Sep 17 00:00:00 2001
From: Nathan McCarty <nathan@mccarty.io>
Date: Mon, 3 Jul 2023 21:14:35 -0400
Subject: [PATCH] Enable ZFS

---
 machines/levitation/configuration.nix | 6 ++++++
 machines/levitation/passthrough.nix   | 9 +++++++++
 2 files changed, 15 insertions(+)

diff --git a/machines/levitation/configuration.nix b/machines/levitation/configuration.nix
index 8faa9c0..fddbcbe 100644
--- a/machines/levitation/configuration.nix
+++ b/machines/levitation/configuration.nix
@@ -94,4 +94,10 @@ in {
     enable = true;
     package = unstable.vmware-workstation;
   };
+
+  # ZFS
+  boot.supportedFilesystems = [ "zfs" ];
+  boot.zfs.forceImportRoot = false;
+  # Generated with head -c4 /dev/urandom | od -A none -t x4
+  networking.hostId = "bc94e9d3";
 }
diff --git a/machines/levitation/passthrough.nix b/machines/levitation/passthrough.nix
index 68a1617..227b0e9 100644
--- a/machines/levitation/passthrough.nix
+++ b/machines/levitation/passthrough.nix
@@ -8,6 +8,9 @@ let
     "10de:1ad9" # Usb ????
   ];
 in {
+  ##
+  ## Kernel configuration
+  ##
   boot = {
     kernelParams = [
       # enable iommu
@@ -19,17 +22,23 @@ in {
     initrd.kernelModules = [ "vfio_pci" "vfio" "vfio_iommu_type1" ];
   };
 
+  ##
+  ## Virtualization setup
+  ##
   environment.systemPackages = with pkgs; [ looking-glass-client ];
   virtualisation.spiceUSBRedirection.enable = true;
   virtualisation.libvirtd = {
     qemu = {
+      # Enable tpm for windows 11
       swtpm.enable = true;
       ovmf = {
         enable = true;
+        # Needed for secure boot
         packages = [ pkgs.OVMFFull.fd ];
       };
     };
   };
+  # Looking glass shared memory
   systemd.tmpfiles.rules =
     [ "f /dev/shm/looking-glass 0660 nathan qemu-libvirtd -" ];