weatherzero: add initial config bits for running on a raspi0

flake.nix

@@ -238,6 +238,22 @@
         ];
       };
 
+      weatherzero = buildSys "armv6l" unstable [
+        "${unstable}/nixos/modules/installer/sd-card/sd-image-raspberrypi.nix"
+        {
+          nixpkgs = {
+            buildPlatform = {
+              system = "x86_64-linux";
+              config = "x86_64-unknown-linux-gnu";
+            };
+            hostPlatform = {
+              system = "armv6l-linux";
+              config = "armv6l-unknown-linux-gnueabihf";
+            };
+          };
+        }
+      ] "weatherzero";
+
       isoInstall = stable.lib.nixosSystem {
         system = "x86_64-linux";
 
@@ -338,7 +354,7 @@
     };
 
     checks = let
-      buildList = ["europa" "stan" "h" "box" "faf"];
+      buildList = ["europa" "stan" "h" "box" "faf" "weatherzero"];
     in
       with unstable.lib;
         foldl' recursiveUpdate {} (mapAttrsToList (name: system: {

hosts/weatherzero/default.nix

@@ -0,0 +1,56 @@
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}: let
+  pubKeys = [
+    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIO7v+/xS8832iMqJHCWsxUZ8zYoMWoZhjj++e26g1fLT europa"
+    "ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBBB/V8N5fqlSGgRCtLJMLDJ8Hd3JcJcY8skI0l+byLNRgQLZfTQRxlZ1yymRs36rXj+ASTnyw5ZDv+q2aXP7Lj0= hosts@secretive.plq.local"
+  ];
+  userBase = {
+    openssh.authorizedKeys.keys = pubKeys ++ config.myconf.managementPubKeys;
+  };
+in {
+  _module.args.isUnstable = true;
+  imports = [
+    ./hardware-configuration.nix
+  ];
+
+  defaultUsers.enable = false;
+
+  boot = {
+    initrd.availableKernelModules = lib.mkForce [
+      "mmc_block"
+      "usbhid"
+      "hid_generic"
+      "hid_microsoft"
+    ];
+
+    supportedFilesystems = lib.mkForce ["vfat"];
+
+    kernelPackages = lib.mkForce pkgs.linuxPackages_rpi0;
+  };
+
+  networking = {
+    hostName = "wzero";
+    networkmanager = {enable = true;};
+    wireless.userControlled.enable = true;
+    hosts."100.120.151.126" = ["graph.tapenet.org"];
+  };
+
+  users.users.weather = {
+    shell = pkgs.zsh;
+    isNormalUser = true;
+    description = "Weather";
+    extraGroups = ["wheel"];
+  };
+
+  preDNS.enable = false;
+  users.users.root = userBase;
+
+  #environment.systemPackages = with pkgs; [
+  #];
+
+  system.stateVersion = "21.11";
+}

hosts/weatherzero/hardware-configuration.nix

@@ -0,0 +1,14 @@
+{pkgs, ...}: {
+  hardware = {
+    deviceTree = {
+      enable = true;
+      overlays = ["${pkgs.device-tree_rpi.overlays}/hifiberry-dac.dtbo"];
+    };
+
+    enableRedistributableFirmware = true;
+    i2c.enable = true;
+    firmware = with pkgs; [
+      raspberrypiWirelessFirmware
+    ];
+  };
+}