Add NixOS ZFS EC2 AMI builder

2026-06-20 11:28:38 -07:00
commit b2e4b7fcaa
9 changed files with 681 additions and 0 deletions
@@ -0,0 +1,49 @@
+{ config, lib, modulesPath, pkgs, ... }:
+
+let
+  nixPool = "nixos-zfs-nix";
+in
+{
+  imports = [
+    "${modulesPath}/virtualisation/amazon-image.nix"
+  ];
+
+  networking.hostName = "nixos-zfs-ec2";
+  networking.hostId = "6e69787a";
+
+  nix.settings.experimental-features = [ "nix-command" "flakes" ];
+
+  environment.systemPackages = [
+    pkgs.amazon-ssm-agent
+    pkgs.git
+    pkgs.zfs
+  ];
+
+  services.amazon-ssm-agent.enable = true;
+
+  boot.supportedFilesystems = [ "zfs" ];
+  boot.zfs.extraPools = [ nixPool ];
+  boot.zfs.forceImportRoot = false;
+
+  fileSystems."/nix" = {
+    device = "${nixPool}/nix";
+    fsType = "zfs";
+    neededForBoot = true;
+    options = [
+      "nofail"
+      "x-systemd.device-timeout=30s"
+    ];
+  };
+
+  systemd.sockets.nix-daemon = {
+    after = [ "nix.mount" ];
+    requires = [ "nix.mount" ];
+  };
+
+  systemd.services.nix-daemon = {
+    after = [ "nix.mount" ];
+    requires = [ "nix.mount" ];
+  };
+
+  system.stateVersion = "25.05";
+}