2 files changed, 116 insertions, 0 deletions
diff --git a/hosts/joshua/default.nix b/hosts/joshua/default.nix
new file mode 100644
index 0000000..f2cdd3a
--- /dev/null
+++ b/hosts/joshua/default.nix
@@ -0,0 +1,18 @@
+{
+  imports = [
+    ./hardware-configuration.nix
+
+    ../common/global
+  ];
+
+  # Use the systemd-boot EFI boot loader.
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = true;
+
+  networking.hostName = "joshua";
+
+  sound.enable = true;
+
+  # https://nixos.wiki/wiki/FAQ/When_do_I_update_stateVersion
+  system.stateVersion = "24.05";
+}
diff --git a/hosts/joshua/hardware-configuration.nix b/hosts/joshua/hardware-configuration.nix
new file mode 100644
index 0000000..fd53e13
--- /dev/null
+++ b/hosts/joshua/hardware-configuration.nix
@@ -0,0 +1,98 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{
+  config,
+  lib,
+  pkgs,
+  modulesPath,
+  ...
+}: {
+  imports = [
+    (modulesPath + "/installer/scan/not-detected.nix")
+  ];
+
+  boot.initrd.availableKernelModules = ["xhci_pci" "ahci" "usbhid" "usb_storage" "sd_mod" "sr_mod"];
+  boot.initrd.kernelModules = [];
+  boot.kernelModules = [];
+  boot.extraModulePackages = [];
+
+  fileSystems."/" = {
+    device = "/dev/disk/by-uuid/32a45644-86e5-42c0-96e9-343e8078349e";
+    fsType = "btrfs";
+    options = ["subvol=root" "noatime"];
+  };
+
+  # Note `lib.mkBefore` is used instead of `lib.mkAfter` here.
+  #boot.initrd.postDeviceCommands = pkgs.lib.mkBefore ''
+  #  mkdir -p /mnt
+
+  #  # We first mount the btrfs root to /mnt
+  #  # so we can manipulate btrfs subvolumes.
+  #  mount -o subvol=/ /dev/mapper/enc /mnt
+
+  #  # While we're tempted to just delete /root and create
+  #  # a new snapshot from /root-blank, /root is already
+  #  # populated at this point with a number of subvolumes,
+  #  # which makes `btrfs subvolume delete` fail.
+  #  # So, we remove them first.
+  #  #
+  #  # /root contains subvolumes:
+  #  # - /root/var/lib/portables
+  #  # - /root/var/lib/machines
+  #  #
+  #  # I suspect these are related to systemd-nspawn, but
+  #  # since I don't use it I'm not 100% sure.
+  #  # Anyhow, deleting these subvolumes hasn't resulted
+  #  # in any issues so far, except for fairly
+  #  # benign-looking errors from systemd-tmpfiles.
+  #  btrfs subvolume list -o /mnt/root |
+  #  cut -f9 -d' ' |
+  #  while read subvolume; do
+  #    echo "deleting /$subvolume subvolume..."
+  #    btrfs subvolume delete "/mnt/$subvolume"
+  #  done &&
+  #  echo "deleting /root subvolume..." &&
+  #  btrfs subvolume delete /mnt/root
+
+  #  echo "restoring blank /root subvolume..."
+  #  btrfs subvolume snapshot /mnt/root-blank /mnt/root
+
+  #  # Once we're done rolling back to a blank snapshot,
+  #  # we can unmount /mnt and continue on the boot process.
+  #  umount /mnt
+  #'';
+
+  fileSystems."/nix" = {
+    device = "/dev/disk/by-uuid/32a45644-86e5-42c0-96e9-343e8078349e";
+    fsType = "btrfs";
+    options = ["subvol=nix" "noatime"];
+  };
+
+  fileSystems."/persistent" = {
+    device = "/dev/disk/by-uuid/32a45644-86e5-42c0-96e9-343e8078349e";
+    fsType = "btrfs";
+    neededForBoot = true;
+    options = ["subvol=persist" "noatime"];
+  };
+
+  fileSystems."/boot" = {
+    device = "/dev/disk/by-uuid/323A-5741";
+    fsType = "vfat";
+    options = ["fmask=0022" "dmask=0022"];
+  };
+
+  swapDevices = [
+    {device = "/dev/disk/by-uuid/1962cd0f-4063-4996-a33c-8ebaa9ecea1d";}
+  ];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp0s31f6.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}