Add ochsenchopf host

host/ochsenchopf/default.nix

@@ -0,0 +1,35 @@
+{ config, pkgs, ... }: {
+
+  imports = [
+    ./filesystems.nix
+    ./networking.nix
+
+    ../../defaults/hardware/thinkpad-x1-gen9.nix
+
+    ../../defaults/base
+    ../../defaults/cifs-auth-fix
+    ../../defaults/desktop
+
+    # TODO: threemaModules.openvpn
+  ];
+
+  virtualisation = { # TODO: This should probably be somewhere else.
+    docker = {
+      enable = true;
+      enableOnBoot = false;
+    };
+    libvirtd.enable = true;
+  };
+
+  # Set your time zone.
+  time.timeZone = "Europe/Amsterdam";
+
+  # This value determines the NixOS release from which the default
+  # settings for stateful data, like fi:le locations and database versions
+  # on your system were taken. It‘s perfectly fine and recommended to leave
+  # this value at the release version of the first install of this system.
+  # Before changing this value read the documentation for this option
+  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
+  system.stateVersion = "21.11"; # Did you read the comment?
+
+}

host/ochsenchopf/filesystems.nix

@@ -0,0 +1,30 @@
+{ config, pkgs, lib, ... }: {
+
+  boot.initrd.luks.devices = {
+    "luks".device = "/dev/disk/by-label/luks";
+  };
+
+  fileSystems = let rootdev = "/dev/disk/by-label/hv_ochsenchopf"; in {
+    "/" = {
+      device = rootdev;
+      fsType = "btrfs";
+      options = [ "subvol=nixos" ];
+    };
+    "/home" = {
+      device = rootdev;
+      fsType = "btrfs";
+      options = [ "subvol=home" ];
+    };
+    "/boot" = {
+      device = "/dev/disk/by-label/boot";
+      fsType = "vfat";
+    };
+  };
+
+  swapDevices = [{ device = "/dev/disk/by-label/swap"; }];
+
+  # Use the systemd-boot EFI boot loader.
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = true;
+
+}

host/ochsenchopf/networking.nix

@@ -0,0 +1,12 @@
+{ config, pkgs, ... }:
+
+{
+  networking = {
+    networkmanager = {
+      enable = true;
+      #enableFccUnlock = true; # TODO: Enable with nixos 22.05
+    };
+    useDHCP = false;
+    hostName = "ochsenchopf";
+  };
+}