created emergent configuration

configurations/nixos/emergent/configuration.nix

@@ -0,0 +1,139 @@
+# Edit this configuration file to define what should be installed on
+# your system. Help is available in the configuration.nix(5) man page, on
+# https://search.nixos.org/options and in the NixOS manual (`nixos-help`).
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: {
+  imports = [
+  ];
+
+  # Use the systemd-boot EFI boot loader.
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = true;
+
+  # networking.hostName = "nixos"; # Define your hostname.
+  # Pick only one of the below networking options.
+  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
+  # networking.networkmanager.enable = true;  # Easiest to use and most distros use this by default.
+
+  # Set your time zone.
+  # time.timeZone = "Europe/Amsterdam";
+
+  # Configure network proxy if necessary
+  # networking.proxy.default = "http://user:password@proxy:port/";
+  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
+
+  # Select internationalisation properties.
+  # i18n.defaultLocale = "en_US.UTF-8";
+  # console = {
+  #   font = "Lat2-Terminus16";
+  #   keyMap = "us";
+  #   useXkbConfig = true; # use xkb.options in tty.
+  # };
+
+  # Enable the X11 windowing system.
+  services.xserver.enable = true;
+
+  # Enable the GNOME Desktop Environment.
+  services.xserver.displayManager.gdm.enable = true;
+  services.xserver.desktopManager.gnome.enable = true;
+
+  host = {
+    users = {
+      eve = {
+        isDesktopUser = true;
+        isTerminalUser = true;
+        isPrincipleUser = true;
+      };
+    };
+  };
+
+  # Configure keymap in X11
+  # services.xserver.xkb.layout = "us";
+  # services.xserver.xkb.options = "eurosign:e,caps:escape";
+
+  # Enable CUPS to print documents.
+  # services.printing.enable = true;
+
+  # Enable sound.
+  # services.pulseaudio.enable = true;
+  # OR
+  # services.pipewire = {
+  #   enable = true;
+  #   pulse.enable = true;
+  # };
+
+  # Enable touchpad support (enabled default in most desktopManager).
+  # services.libinput.enable = true;
+
+  # Define a user account. Don't forget to set a password with ‘passwd’.
+  # users.users.alice = {
+  #   isNormalUser = true;
+  #   extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
+  #   packages = with pkgs; [
+  #     tree
+  #   ];
+  # };
+
+  # programs.firefox.enable = true;
+
+  # List packages installed in system profile.
+  # You can use https://search.nixos.org/ to find more packages (and options).
+  # environment.systemPackages = with pkgs; [
+  #   vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
+  #   wget
+  # ];
+
+  # Some programs need SUID wrappers, can be configured further or are
+  # started in user sessions.
+  # programs.mtr.enable = true;
+  # programs.gnupg.agent = {
+  #   enable = true;
+  #   enableSSHSupport = true;
+  # };
+
+  # List services that you want to enable:
+
+  # Enable the OpenSSH daemon.
+  # services.openssh.enable = true;
+
+  # Open ports in the firewall.
+  # networking.firewall.allowedTCPPorts = [ ... ];
+  # networking.firewall.allowedUDPPorts = [ ... ];
+  # Or disable the firewall altogether.
+  # networking.firewall.enable = false;
+
+  networking = {
+    networkmanager.enable = true;
+    useDHCP = lib.mkDefault true;
+    hostId = "7e35eb97"; # arbitrary id number generated via this command: `head -c4 /dev/urandom | od -A none -t x4`
+    hostName = "emergent"; # Define your hostname.
+  };
+
+  # Copy the NixOS configuration file and link it from the resulting system
+  # (/run/current-system/configuration.nix). This is useful in case you
+  # accidentally delete configuration.nix.
+  # system.copySystemConfiguration = true;
+
+  # This option defines the first version of NixOS you have installed on this particular machine,
+  # and is used to maintain compatibility with application data (e.g. databases) created on older NixOS versions.
+  #
+  # Most users should NEVER change this value after the initial install, for any reason,
+  # even if you've upgraded your system to a new NixOS release.
+  #
+  # This value does NOT affect the Nixpkgs version your packages and OS are pulled from,
+  # so changing it will NOT upgrade your system - see https://nixos.org/manual/nixos/stable/#sec-upgrading for how
+  # to actually do that.
+  #
+  # This value being lower than the current NixOS release does NOT mean your system is
+  # out of date, out of support, or vulnerable.
+  #
+  # Do NOT change this value unless you have manually inspected all the changes it would make to your configuration,
+  # and migrated your data accordingly.
+  #
+  # For more information, see `man configuration.nix` or https://nixos.org/manual/nixos/stable/options#opt-system.stateVersion .
+  system.stateVersion = "25.05"; # Did you read the comment?
+}

configurations/nixos/emergent/default.nix

@@ -0,0 +1,8 @@
+# evs desktop
+{...}: {
+  imports = [
+    ./configuration.nix
+    ./hardware-configuration.nix
+    ./disco-configuration.nix
+  ];
+}

configurations/nixos/emergent/disco-configuration.nix

@@ -0,0 +1,57 @@
+{...}: {
+  disko.devices = {
+    disk = {
+      disk1 = {
+        type = "disk";
+        device = "/dev/disk/by-id/wwn-0x5000039fd0cf05eb";
+        content = {
+          type = "gpt";
+          partitions = {
+            ESP = {
+              size = "64M";
+              type = "EF00";
+              content = {
+                type = "filesystem";
+                format = "vfat";
+                mountpoint = "/boot";
+                mountOptions = ["umask=0077"];
+              };
+            };
+            zfs = {
+              size = "100%";
+              content = {
+                type = "zfs";
+                pool = "zroot";
+              };
+            };
+          };
+        };
+      };
+    };
+    zpool = {
+      zroot = {
+        type = "zpool";
+        mode = "mirror";
+        options.cachefile = "none";
+        rootFsOptions = {
+          compression = "zstd";
+          "com.sun:auto-snapshot" = "true";
+        };
+        mountpoint = "/";
+        postCreateHook = "zfs list -t snapshot -H -o name | grep -E '^zroot@blank$' || zfs snapshot zroot@blank";
+
+        datasets = {
+          "system/nix" = {
+            type = "zfs_fs";
+            mountpoint = "/nix";
+            options = {
+              atime = "off";
+              relatime = "off";
+              canmount = "on";
+            };
+          };
+        };
+      };
+    };
+  };
+}

configurations/nixos/emergent/hardware-configuration.nix

@@ -0,0 +1,32 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{
+  config,
+  lib,
+  pkgs,
+  modulesPath,
+  ...
+}: {
+  imports = [
+    (modulesPath + "/installer/scan/not-detected.nix")
+  ];
+
+  boot.initrd.availableKernelModules = ["xhci_pci" "ahci" "usb_storage" "usbhid" "sd_mod"];
+  boot.initrd.kernelModules = [];
+  boot.kernelModules = [];
+  boot.extraModulePackages = [];
+
+  swapDevices = [];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp42s0.useDHCP = lib.mkDefault true;
+  # networking.interfaces.wlp4s0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}

flake.nix

@@ -99,6 +99,7 @@
       horizon = mkNixosSystem "horizon";
       twilight = mkNixosSystem "twilight";
       defiant = mkNixosSystem "defiant";
+      emergent = mkNixosSystem "emergent";
     };
 
     darwinSystems = {

modules/nixos-modules/users.nix

@@ -106,7 +106,9 @@ in {
             uid = lib.mkForce uids.eve;
             name = lib.mkForce host.users.eve.name;
             description = "Eve";
-            extraGroups = lib.optionals host.users.eve.isNormalUser ["networkmanager"];
+            extraGroups =
+              lib.optionals host.users.eve.isNormalUser ["networkmanager"]
+              ++ (lib.lists.optionals host.users.eve.isPrincipleUser ["wheel"]);
             hashedPasswordFile = config.sops.secrets."passwords/eve".path;
             isNormalUser = host.users.eve.isNormalUser;
             isSystemUser = !host.users.eve.isNormalUser;