migration: barebones c-pc config

4 files changed, 122 insertions, 0 deletions

diff --git a/snowfall/modules/nixos/system/default.nix b/snowfall/modules/nixos/system/default.nix
new file mode 100644
index 0000000..a6a570b
--- /dev/null
+++ b/snowfall/modules/nixos/system/default.nix
@@ -0,0 +1,21 @@
+{ options, config, lib, namespace, ... }:
+
+with lib; with lib.${namespace}; let
+  cfg = config.${namespace}.system;
+in {
+  options.${namespace}.system = with types; {
+    hostname = mkOption {
+      type = strMatching "^$|^[[:alnum:]]([[:alnum:]_-]{0,61}[[:alnum:]])?$";
+    };
+
+    id = mkOption {
+      default = null;
+      type = nullOr str;
+    };
+  };
+
+  config = {
+    networking.hostName = cfg.hostname;
+    networking.hostId = cfg.id;
+  };
+}
\ No newline at end of file
diff --git a/snowfall/systems/x86_64-linux/c-pc/default.nix b/snowfall/systems/x86_64-linux/c-pc/default.nix
new file mode 100644
index 0000000..ad4b923
--- /dev/null
+++ b/snowfall/systems/x86_64-linux/c-pc/default.nix
@@ -0,0 +1,17 @@
+{ lib, namespace, ... }:
+
+with lib; with lib.${namespace}; {
+  imports = [
+    ./hardware.nix
+    ./network.nix
+  ];
+  
+  cxl = {
+    system = {
+      hostname = "c-pc";
+      id = "23ce94ff";
+    };
+  };
+
+  system.stateVersion = "23.11";
+}
\ No newline at end of file
diff --git a/snowfall/systems/x86_64-linux/c-pc/hardware.nix b/snowfall/systems/x86_64-linux/c-pc/hardware.nix
new file mode 100644
index 0000000..68cf8bd
--- /dev/null
+++ b/snowfall/systems/x86_64-linux/c-pc/hardware.nix
@@ -0,0 +1,59 @@
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports = [
+    (modulesPath + "/installer/scan/not-detected.nix")
+  ];
+
+  boot = {
+    loader.grub = {
+      enable = true;
+
+      useOSProber = true;
+
+      zfsSupport = true;
+      efiSupport = true;
+      efiInstallAsRemovable = true;
+      
+      mirroredBoots = [
+        { devices = [ "nodev" ]; path = "/boot"; }
+      ];
+    };
+
+    initrd = {
+      availableKernelModules = [ "xhci_pci" "ahci" "usb_storage" "usbhid" "sd_mod" ];
+      kernelModules = [ "amdgpu" ];
+
+      postDeviceCommands = lib.mkAfter ''
+        zfs rollback -r zpool/root@blank && zfs rollback -r zpool/home@blank
+      '';
+
+      postMountCommands = lib.mkAfter ''
+        chmod u=rw,g=,o= /secrets
+      '';
+    };
+
+    kernelModules = [ "kvm-amd" ];
+    extraModulePackages = [ ];
+
+    supportedFilesystems = [ "ntfs" ];
+  };
+
+  fileSystems = {
+    "/"               = { fsType = "zfs"; neededForBoot = true; device = "zpool/root"; };
+    "/nix"            = { fsType = "zfs"; neededForBoot = true; device = "zpool/nix";  };
+    "/home"           = { fsType = "zfs"; neededForBoot = true; device = "zpool/home"; };
+    "/persist"        = { fsType = "zfs"; neededForBoot = true; device = "zpool/persist"; };
+    "/persist/secure" = { fsType = "zfs"; neededForBoot = true; device = "zpool/secure/persist"; };
+    "/secrets"        = { fsType = "zfs"; neededForBoot = true; device = "zpool/secure/secrets"; };
+
+    "/boot"           = { fsType = "vfat"; device = "/dev/disk/by-uuid/12CE-A600"; };
+
+    "/mnt/4tb"        = { fsType = "ext4"; device = "/dev/disk/by-label/4tb"; };
+  };
+
+  swapDevices = [ ];
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}
diff --git a/snowfall/systems/x86_64-linux/c-pc/network.nix b/snowfall/systems/x86_64-linux/c-pc/network.nix
new file mode 100644
index 0000000..aa7e075
--- /dev/null
+++ b/snowfall/systems/x86_64-linux/c-pc/network.nix
@@ -0,0 +1,25 @@
+{ ... }:
+
+{
+  networking = {
+    useDHCP = true;
+
+    wireless = {
+      enable = true;
+      
+      # Import /etc/wpa_supplicant.conf networks
+      allowAuxiliaryImperativeNetworks = true;
+    };
+
+    firewall = {
+      enable = false;
+
+      allowedTCPPorts = [ 8096 50000 ];
+      allowedUDPPorts = [ ];
+    };
+  };
+
+  environment.etc."wpa_supplicant.conf" = {
+    source = "/secrets/wireless.conf";
+  };
+}