Initial Working Configuration

flake.nix

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+{
+  outputs = { self, nixpkgs, sops-nix }: {
+    nixosConfigurations.kcnhub = nixpkgs.lib.nixosSystem {
+      system = "x86_64-linux";
+      modules = [ 
+         ./machines/kcnhub/configuration.nix 
+      ];
+    };
+  };
+}

machines/kcnhub/configuration.nix

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+# Edit this configuration file to define what should be installed on
+# your system.  Help is available in the configuration.nix(5) man page
+# and in the NixOS manual (accessible by running ‘nixos-help’).
+
+{ config, pkgs, ... }:
+
+{
+  imports =
+    [ 
+      ./hardware-configuration.nix
+    ];
+
+  # Use the systemd-boot EFI boot loader.
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = true;
+
+  networking.hostName = "kcnhub";
+
+  time.timeZone = "America/Toronto";
+
+  # 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;
+
+  # Enable CUPS to print documents.
+  services.printing.enable = true;
+
+  # Enable sound.
+  security.rtkit.enable = true;
+  services.pipewire = {
+    enable = true;
+    alsa.enable = true;
+    alsa.support32Bit = true;
+    pulse.enable = true;
+    jack.enable = true;
+  };
+  # Disable Pulseaudio -- we get its features through pipewire
+  hardware.pulseaudio.enable = false;
+
+  # TODO: Define module for adding users & their ssh keys & what projects they have in their home folder
+  # 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; [
+  #     firefox
+  #     thunderbird
+  #   ];
+  # };
+
+  # TODO: Make set of themed packages for packages that are available, e.g. Python packages, Matlab, Octave, etc.
+  environment.systemPackages = with pkgs; [
+    git
+  ];
+
+  # TODO: Make services directory for with a nix for each service that is enabled and what options it has
+  # 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;
+
+  # 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 value determines the NixOS release from which the default
+  # settings for stateful data, like file locations and database versions
+  # on your system were taken. It‘s perfectly fine and recommended to leave
+  # this value at the release version of the first install of this system.
+  # Before changing this value read the documentation for this option
+  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
+  system.stateVersion = "22.11"; # Did you read the comment?
+}
+

machines/kcnhub/hardware-configuration.nix

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+# 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 = [ "ahci" "xhci_pci" "nvme" "usbhid" "usb_storage" "sd_mod" "rtsx_usb_sdmmc" ];
+  boot.initrd.kernelModules = [ 
+    "dm-snapshot" 
+    "dm_cache_smq"
+    "dm_cache"
+    "dm_persistent_data"
+    "dm_bio_prison"
+    "dm_bufio"
+    "dm_raid"
+    "dm_mod"
+  ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+  boot.initrd.services.swraid.enable = true;
+
+  # Cache and Thin Provisioning Support
+  services.lvm.boot.thin.enable = true;
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/4aa8d42a-e8c3-4b60-bc69-2d0333886c55";
+      fsType = "xfs";
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/BF96-6765";
+      fsType = "vfat";
+    };
+
+  fileSystems."/storage" =
+    { device = "/dev/disk/by-uuid/eb2170c8-236a-40d4-baa8-07ad4981a442";
+      fsType = "xfs";
+    };
+
+  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.eno1.useDHCP = lib.mkDefault true;
+  # networking.interfaces.eno2.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  powerManagement.cpuFreqGovernor = lib.mkDefault "powersave";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}