From 92ca826539092f33c8e19a19c7a9ea0def2aece0 Mon Sep 17 00:00:00 2001
From: seth <getchoo@tuta.io>
Date: Mon, 17 Apr 2023 12:00:55 -0400
Subject: move most configurations to modules

---
 modules/nixos/default.nix        | 28 ++++++++++++++++++++++++++++
 modules/nixos/locale.nix         | 24 ++++++++++++++++++++++++
 modules/nixos/network.nix        | 26 ++++++++++++++++++++++++++
 modules/nixos/root.nix           | 19 +++++++++++++++++++
 modules/nixos/security.nix       | 28 ++++++++++++++++++++++++++++
 modules/nixos/systemd.nix        |  7 +++++++
 modules/nixos/virtualisation.nix | 23 +++++++++++++++++++++++
 7 files changed, 155 insertions(+)
 create mode 100644 modules/nixos/default.nix
 create mode 100644 modules/nixos/locale.nix
 create mode 100644 modules/nixos/network.nix
 create mode 100644 modules/nixos/root.nix
 create mode 100644 modules/nixos/security.nix
 create mode 100644 modules/nixos/systemd.nix
 create mode 100644 modules/nixos/virtualisation.nix

(limited to 'modules/nixos')

diff --git a/modules/nixos/default.nix b/modules/nixos/default.nix
new file mode 100644
index 0000000..5767d6b
--- /dev/null
+++ b/modules/nixos/default.nix
@@ -0,0 +1,28 @@
+{
+  config,
+  lib,
+  ...
+}: let
+  cfg = config.nixos;
+  inherit (lib) mkDefault mkEnableOption mkIf;
+in {
+  options.nixos.enable = mkEnableOption "base nixos module";
+
+  imports = [
+    ./locale.nix
+    ./network.nix
+    ./root.nix
+    ./security.nix
+    ./systemd.nix
+    ./virtualisation.nix
+  ];
+
+  config = mkIf cfg.enable {
+    base.enable = true;
+    nixos = {
+      defaultLocale.enable = mkDefault true;
+      defaultRoot.enable = mkDefault true;
+      networking.enable = mkDefault true;
+    };
+  };
+}
diff --git a/modules/nixos/locale.nix b/modules/nixos/locale.nix
new file mode 100644
index 0000000..1ac2466
--- /dev/null
+++ b/modules/nixos/locale.nix
@@ -0,0 +1,24 @@
+{
+  config,
+  lib,
+  ...
+}: let
+  cfg = config.nixos.defaultLocale;
+  inherit (lib) mkEnableOption mkIf;
+in {
+  options.nixos.defaultLocale.enable = mkEnableOption "enable default locale";
+
+  config = mkIf cfg.enable {
+    i18n = {
+      supportedLocales = [
+        "en_US.UTF-8/UTF-8"
+      ];
+      defaultLocale = "en_US.UTF-8";
+    };
+
+    time = {
+      hardwareClockInLocalTime = true;
+      timeZone = "America/New_York";
+    };
+  };
+}
diff --git a/modules/nixos/network.nix b/modules/nixos/network.nix
new file mode 100644
index 0000000..8ad670e
--- /dev/null
+++ b/modules/nixos/network.nix
@@ -0,0 +1,26 @@
+{
+  config,
+  lib,
+  ...
+}: let
+  cfg = config.nixos.networking;
+  inherit (lib) mkEnableOption mkIf;
+in {
+  options.nixos.networking.enable = mkEnableOption "enable networking";
+
+  config = mkIf cfg.enable {
+    networking.networkmanager = {
+      enable = true;
+      dns = "systemd-resolved";
+    };
+    services.resolved = {
+      enable = lib.mkDefault true;
+      dnssec = "allow-downgrade";
+      extraConfig = ''
+        [Resolve]
+        DNS=1.1.1.1 1.0.0.1
+        DNSOverTLS=yes
+      '';
+    };
+  };
+}
diff --git a/modules/nixos/root.nix b/modules/nixos/root.nix
new file mode 100644
index 0000000..4e27694
--- /dev/null
+++ b/modules/nixos/root.nix
@@ -0,0 +1,19 @@
+{
+  config,
+  lib,
+  ...
+}: let
+  cfg = config.nixos.defaultRoot;
+  inherit (lib) mkEnableOption mkIf;
+in {
+  options.nixos.defaultRoot.enable = mkEnableOption "enable default root user";
+
+  config = mkIf cfg.enable {
+    users.users.root = {
+      home = "/root";
+      uid = config.ids.uids.root;
+      group = "root";
+      passwordFile = config.age.secrets.rootPassword.path;
+    };
+  };
+}
diff --git a/modules/nixos/security.nix b/modules/nixos/security.nix
new file mode 100644
index 0000000..403cfa5
--- /dev/null
+++ b/modules/nixos/security.nix
@@ -0,0 +1,28 @@
+{
+  lib,
+  pkgs,
+  ...
+}: let
+  inherit (lib) mkDefault;
+in {
+  security = {
+    apparmor.enable = mkDefault true;
+    audit.enable = mkDefault true;
+    auditd.enable = mkDefault true;
+    polkit.enable = mkDefault true;
+    rtkit.enable = mkDefault true;
+    sudo.execWheelOnly = true;
+  };
+
+  services.dbus.apparmor = mkDefault "enabled";
+
+  users = {
+    defaultUserShell = pkgs.bash;
+    mutableUsers = false;
+  };
+
+  nix.settings = {
+    allowed-users = ["root" "@wheel"];
+    trusted-users = ["root"];
+  };
+}
diff --git a/modules/nixos/systemd.nix b/modules/nixos/systemd.nix
new file mode 100644
index 0000000..2888c0b
--- /dev/null
+++ b/modules/nixos/systemd.nix
@@ -0,0 +1,7 @@
+_: {
+  services = {
+    journald.extraConfig = ''
+      MaxRetentionSec=1w
+    '';
+  };
+}
diff --git a/modules/nixos/virtualisation.nix b/modules/nixos/virtualisation.nix
new file mode 100644
index 0000000..d3ceb28
--- /dev/null
+++ b/modules/nixos/virtualisation.nix
@@ -0,0 +1,23 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: let
+  cfg = config.nixos.virtualisation;
+  inherit (lib) mkEnableOption mkIf;
+in {
+  options.nixos.virtualisation.enable = mkEnableOption "enable podman";
+
+  config = mkIf cfg.enable {
+    virtualisation = {
+      podman = {
+        enable = true;
+        enableNvidia = true;
+        extraPackages = with pkgs; [podman-compose];
+        autoPrune.enable = true;
+      };
+      oci-containers.backend = "podman";
+    };
+  };
+}
-- 
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