1 files changed, 64 insertions, 0 deletions
diff --git a/sys/preset/dmz.nix b/sys/preset/dmz.nix
new file mode 100644
index 0000000..5a04c1e
--- /dev/null
+++ b/sys/preset/dmz.nix
@@ -0,0 +1,64 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.local.preset.dmz;
+in {
+  options.local.preset.dmz = {
+    enable = mkEnableOption "dmz preset";
+
+    container = mkOption {
+      type = types.bool;
+      default = false;
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    local = {
+      boot = {
+        kernel = mkDefault pkgs.linuxPackages_hardened;
+        loader = mkDefault "grub";
+
+        efi.enable = mkDefault (!cfg.container);
+        firmware.mode = mkDefault "none";
+        namespaced.enable = cfg.container;
+
+        stack.luksExt4FscryptImpermanence = {
+          enable = mkDefault (!cfg.container);
+        };
+      };
+
+      jobs.pkiExpiry.enable = mkDefault config.local.mta.enable;
+
+      mta = {
+        enable = mkDefault true;
+
+        mode = "primary";
+      };
+
+      net = {
+        enable = true;
+        hostname = "dmz";
+
+        fail2ban.enable = true;
+      };
+
+      web.sites.portal.enable = true;
+    };
+
+    services = {
+      resolved = {
+        llmnr = "false";
+        fallbackDns = []; # Disable the default systemd-resolved server list
+      };
+    };
+
+    users = {
+      allowNoPasswordLogin = cfg.container;
+      mutableUsers = false;
+    };
+  };
+}