initial commit

templates/nix-configs/hetzner-amd/pi4/.sops.yaml

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+keys:
+  - &host_portuus age1lghtkhxlz2tc5j9cjm6ancvz4a0mkgevjw4e2mhfar7cr5atl50snr5rs4
+  - &host_edge age194tp22lgh6uw3lcg2u0j9ylllfvs6anjk4ns7prhy8e08k20q3jq439e6c
+  - &user_sid age19yeqvv28fgrtk6jsh3xyaf0lch86kna6rcz4dwe962yyyyevu30sx474xy
+  - &user_steffen age1e8p35795htf7twrejyugpzw0qja2v33awcw76y4gp6acnxnkzq0s935t4t
+creation_rules:
+  - path_regex: hosts/portuus/secrets/secrets.yaml$
+    key_groups:
+    - age:
+      - *user_sid
+      - *user_steffen
+      - *host_portuus
+  - path_regex: hosts/edge/secrets/secrets.yaml$
+    key_groups:
+    - age:
+      - *user_sid
+      - *user_steffen
+      - *host_edge

templates/nix-configs/hetzner-amd/pi4/flake.nix

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+{
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-25.11";
+    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
+    nixpkgs-old-stable.url = "github:nixos/nixpkgs/nixos-25.05";
+
+    synix.url = "git+https://git.sid.ovh/sid/synix.git?ref=release-25.11";
+    synix.imputs.nixpkgs.follows = "nixpkgs";
+
+    git-hooks.url = "github:cachix/git-hooks.nix";
+    git-hooks.inputs.nixpkgs.follows = "nixpkgs";
+  };
+
+  outputs =
+    {
+      self,
+      nixpkgs,
+      ...
+    }@inputs:
+    let
+      inherit (self) outputs;
+
+      supportedSystems = [
+        "x86_64-linux"
+        "aarch64-linux"
+      ];
+
+      forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
+
+      overlays = [ inputs.synix.overlays.default ];
+
+      mkNixosConfiguration =
+        system: modules:
+        nixpkgs.lib.nixosSystem {
+          inherit system modules;
+          specialArgs = {
+            inherit inputs outputs;
+            lib =
+              (import nixpkgs {
+                inherit system overlays;
+              }).lib;
+          };
+        };
+    in
+    {
+      packages = forAllSystems (system: import ./pkgs nixpkgs.legacyPackages.${system});
+
+      overlays = import ./overlays { inherit inputs; };
+
+      nixosModules = import ./modules/nixos;
+
+      nixosConfigurations = {
+        HOSTNAME = mkNixosConfiguration "x86_64-linux" [ ./hosts/HOSTNAME ];
+      };
+
+      formatter = forAllSystems (
+        system:
+        let
+          pkgs = nixpkgs.legacyPackages.${system};
+          config = self.checks.${system}.pre-commit-check.config;
+          inherit (config) package configFile;
+          script = ''
+            ${pkgs.lib.getExe package} run --all-files --config ${configFile}
+          '';
+        in
+        pkgs.writeShellScriptBin "pre-commit-run" script
+      );
+
+      checks = forAllSystems (
+        system:
+        let
+          pkgs = nixpkgs.legacyPackages.${system};
+          flakePkgs = self.packages.${system};
+          overlaidPkgs = import nixpkgs {
+            inherit system;
+            overlays = [ self.overlays.modifications ];
+          };
+        in
+        {
+          pre-commit-check = inputs.git-hooks.lib.${system}.run {
+            src = ./.;
+            hooks = {
+              nixfmt.enable = true;
+            };
+          };
+          build-packages = pkgs.linkFarm "flake-packages-${system}" flakePkgs;
+          build-overlays = pkgs.linkFarm "flake-overlays-${system}" {
+            # package = overlaidPkgs.package;
+          };
+        }
+      );
+    };
+}

templates/nix-configs/hetzner-amd/pi4/hosts/HOSTNAME/boot.nix

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+{
+  boot.loader.systemd-boot = {
+    enable = true;
+    configurationLimit = 10;
+  };
+  boot.loader.efi.canTouchEfiVariables = true;
+}

templates/nix-configs/hetzner-amd/pi4/hosts/HOSTNAME/default.nix

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+{
+  inputs,
+  outputs,
+  ...
+}:
+
+{
+  imports = [
+    ./boot.nix
+    ./hardware.nix
+    ./networking.nix
+    ./packages.nix
+    ./services
+    ./users.nix
+
+    inputs.synix.nixosModules.common
+
+    outputs.nixosModules.common
+  ];
+
+  system.stateVersion = "25.11";
+}

templates/nix-configs/hetzner-amd/pi4/hosts/HOSTNAME/disks.sh

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+#!/usr/bin/env bash
+
+SSD='/dev/sda'
+MNT='/mnt'
+SWAP_GB=4
+
+# Helper function to wait for devices
+wait_for_device() {
+  local device=$1
+  echo "Waiting for device: $device ..."
+  while [[ ! -e $device ]]; do
+    sleep 1
+  done
+  echo "Device $device is ready."
+}
+
+# Function to install a package if it's not already installed
+install_if_missing() {
+  local cmd="$1"
+  local package="$2"
+  if ! command -v "$cmd" &> /dev/null; then
+    echo "$cmd not found, installing $package..."
+    nix-env -iA "nixos.$package"
+  fi
+}
+
+install_if_missing "sgdisk" "gptfdisk"
+install_if_missing "partprobe" "parted"
+
+wait_for_device $SSD
+
+echo "Wiping filesystem on $SSD..."
+wipefs -a $SSD
+
+echo "Clearing partition table on $SSD..."
+sgdisk --zap-all $SSD
+
+echo "Partitioning $SSD..."
+parted -s "$SSD" \
+  mklabel gpt \
+  mkpart ESP fat32 1MiB 513MiB \
+  set 1 esp on \
+  mkpart primary linux-swap 513MiB "$((513 + SWAP_GB*1024))"MiB \
+  mkpart primary ext4 "$((513 + SWAP_GB*1024))"MiB 100%
+partprobe -s $SSD
+udevadm settle
+
+wait_for_device ${SSD}-part1
+wait_for_device ${SSD}-part2
+wait_for_device ${SSD}-part3
+
+echo "Formatting partitions..."
+mkfs.vfat -n BOOT "${SSD}1"
+mkswap -L SWAP "${SSD}2"
+mkfs.ext4 -L ROOT "${SSD}3"
+
+echo "Mounting partitions..."
+mount "${SSD}3" "$MNT"
+mkdir -p "$MNT/boot"
+mount "${SSD}1" "$MNT/boot"
+
+echo "Enabling swap..."
+swapon "${SSD}2"
+
+echo "Partitioning and setup complete:"
+lsblk -o NAME,FSTYPE,SIZE,MOUNTPOINT,LABEL

templates/nix-configs/hetzner-amd/pi4/hosts/HOSTNAME/hardware.nix

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+{
+  lib,
+  modulesPath,
+  ...
+}:
+
+{
+  imports = [
+    (modulesPath + "/profiles/qemu-guest.nix")
+  ];
+
+  boot.initrd.availableKernelModules = [
+    "ahci"
+    "xhci_pci"
+    "virtio_pci"
+    "virtio_scsi"
+    "sd_mod"
+    "sr_mod"
+  ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" = {
+    device = "/dev/disk/by-label/ROOT";
+    fsType = "ext4";
+  };
+
+  fileSystems."/boot" = {
+    device = "/dev/disk/by-label/BOOT";
+    fsType = "vfat";
+  };
+
+  swapDevices = [
+    { device = "/dev/disk/by-label/SWAP"; }
+  ];
+
+  networking.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+}

templates/nix-configs/hetzner-amd/pi4/hosts/HOSTNAME/networking.nix

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+{
+  networking.hostName = "HOSTNAME";
+  networking.domain = "HOSTNAME.local";
+}

templates/nix-configs/hetzner-amd/pi4/hosts/HOSTNAME/packages.nix

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+{ pkgs, ... }:
+
+{
+  environment.systemPackages = with pkgs; [ ];
+}

templates/nix-configs/hetzner-amd/pi4/hosts/HOSTNAME/services/default.nix

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+{
+  imports = [
+    ./nginx.nix
+    ./openssh.nix
+  ];
+}

templates/nix-configs/hetzner-amd/pi4/hosts/HOSTNAME/services/nginx.nix

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+{
+  inputs,
+  ...
+}:
+
+{
+  imports = [ inputs.synix.nixosModules.nginx ];
+
+  services.nginx = {
+    enable = true;
+    forceSSL = true;
+    openFirewall = true;
+  };
+}

templates/nix-configs/hetzner-amd/pi4/hosts/HOSTNAME/services/openssh.nix

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+{
+  inputs,
+  ...
+}:
+
+{
+  imports = [
+    inputs.synix.nixosModules.openssh
+  ];
+
+  services.openssh.enable = true;
+}

templates/nix-configs/hetzner-amd/pi4/hosts/HOSTNAME/users.nix

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+{ inputs, ... }:
+
+{
+  imports = [
+    inputs.synix.nixosModules.normalUsers
+
+    ../../users/USERNAME
+  ];
+}

templates/nix-configs/hetzner-amd/pi4/modules/nixos/common/default.nix

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+{
+  imports = [
+    ./overlays.nix
+  ];
+}

templates/nix-configs/hetzner-amd/pi4/modules/nixos/common/overlays.nix

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+{ outputs, ... }:
+
+{
+  nixpkgs.overlays = [
+    outputs.overlays.synix-packages
+    outputs.overlays.local-packages
+    outputs.overlays.modifications
+    outputs.overlays.old-stable-packages
+    outputs.overlays.unstable-packages
+  ];
+}

templates/nix-configs/hetzner-amd/pi4/modules/nixos/default.nix

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+{
+  common = import ./common;
+}

templates/nix-configs/hetzner-amd/pi4/overlays/default.nix

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+{ inputs, ... }:
+
+{
+  # synix packages accessible through 'pkgs.synix'
+  synix-packages = final: prev: { synix = inputs.synix.packages."${final.system}"; };
+
+  # packages in `pkgs/` accessible through 'pkgs.local'
+  local-packages = final: prev: { local = import ../pkgs { pkgs = final; }; };
+
+  # https://nixos.wiki/wiki/Overlays
+  modifications =
+    final: prev:
+    let
+      files = [
+      ];
+      imports = builtins.map (f: import f final prev) files;
+    in
+    builtins.foldl' (a: b: a // b) { } imports // inputs.synix.overlays.modifications final prev;
+
+  # old-stable nixpkgs accessible through 'pkgs.old-stable'
+  old-stable-packages = final: prev: {
+    old-stable = import inputs.nixpkgs-old-stable {
+      inherit (final) system;
+      inherit (prev) config;
+    };
+  };
+
+  # unstable nixpkgs accessible through 'pkgs.unstable'
+  unstable-packages = final: prev: {
+    unstable = import inputs.nixpkgs-unstable {
+      inherit (final) system;
+      inherit (prev) config;
+    };
+  };
+}

templates/nix-configs/hetzner-amd/pi4/pkgs/default.nix

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+{
+  pkgs ? import <nixpkgs>,
+  ...
+}:
+
+{
+  # example = pkgs.callPackage ./example { };
+}

templates/nix-configs/hetzner-amd/pi4/users/USERNAME/default.nix

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+{
+  normalUsers.USERNAME = {
+    extraGroups = [
+      "wheel"
+    ];
+    # sshKeyFiles = [ ./pubkeys/YOUR_PUBKEY.pub ]; # FIXME
+  };
+}