From b07e10139c88d6060e57ca52b2dc12b17b53ac82 Mon Sep 17 00:00:00 2001
From: Azat Bahawi <azat@bahawi.net>
Date: Sun, 21 May 2023 23:10:32 +0300
Subject: 2023-05-21

---
 nixosConfigurations/eonwe/default.nix | 16 ++++++++++------
 nixosConfigurations/varda/default.nix |  8 ++++++++
 2 files changed, 18 insertions(+), 6 deletions(-)

(limited to 'nixosConfigurations')

diff --git a/nixosConfigurations/eonwe/default.nix b/nixosConfigurations/eonwe/default.nix
index 5de3315..1545925 100644
--- a/nixosConfigurations/eonwe/default.nix
+++ b/nixosConfigurations/eonwe/default.nix
@@ -16,7 +16,7 @@ with lib; {
 
     games = {
       lutris.enable = true;
-      # minecraft.client.enable = true; # FIXME Build fails.
+      minecraft.client.enable = true;
       steam.enable = true;
       steam-run.quirks.crusaderKings3 = true;
     };
@@ -81,10 +81,14 @@ with lib; {
     cores = 32;
   };
 
+  # Required[1] for using ZFS kernel modules with "unsupported" kernels.
+  #
+  # [1]: https://github.com/NixOS/nixpkgs/pull/121113#issuecomment-830003344
+  # [1]: https://github.com/NixOS/nixpkgs/pull/230498#issuecomment-1551328615
+  nixpkgs.config.allowBroken = true;
+
   boot = {
-    # TODO Override Xanmod kernel to support ZFS. This probably will require
-    # some patching.
-    kernelPackages = config.boot.zfs.package.latestCompatibleLinuxPackages;
+    kernelPackages = pkgs.linuxPackages_xanmod;
 
     kernelParams = [
       # Silence benign MCE errors:
@@ -94,8 +98,8 @@ with lib; {
       # mce: [Hardware Error]: PROCESSOR 2:a60f12 TIME 1669988017 SOCKET 0 APIC 2 microcode a601201
       # ```
       "mce=nobootlog"
-      # This disables[1] User Mode Instruction Protection (UMIP)[2]. Required
-      # for some games to run via Wine.
+      # This disables[1] User Mode Instruction Protection (UMIP)[2]. This is
+      # required for some games to run via Wine.
       #
       # [1]: https://docs.kernel.org/x86/cpuinfo.html
       # [2]: https://en.wikichip.org/wiki/x86/umip
diff --git a/nixosConfigurations/varda/default.nix b/nixosConfigurations/varda/default.nix
index 2ff8993..230521e 100644
--- a/nixosConfigurations/varda/default.nix
+++ b/nixosConfigurations/varda/default.nix
@@ -22,6 +22,14 @@ with lib; {
       "virtio_pci"
       "virtio_scsi"
     ];
+
+    # https://github.com/NixOS/nixpkgs/issues/89025
+    # https://forum.netcup.de/administration-of-a-server-vserver/vserver-server-kvm-server/p67571-icmpv6-ra-ndisc-router-discovery-failed-to-add-default-route/#post67571
+    # https://superuser.com/questions/33196/how-to-disable-autoconfiguration-on-ipv6-in-linux
+    kernel.sysctl = {
+      "net.ipv6.conf.all.autoconf" = 0;
+      "net.ipv6.conf.all.accept_ra" = 0;
+    };
   };
 
   fileSystems = {
-- 
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