From a3eb62b41627d60bfcaabfde22d42b23e11e5e19 Mon Sep 17 00:00:00 2001 From: Joshua Yuen Date: Fri, 25 Jul 2025 15:23:21 -0400 Subject: [PATCH] Initial commit --- .gitignore | 2 + README.md | 3 + configuration.nix | 145 +++++++++++++++++++++++++++++++++++++ flake.lock | 27 +++++++ flake.nix | 34 +++++++++ hardware-configuration.nix | 82 +++++++++++++++++++++ hyprland.nix | 47 ++++++++++++ rebuild.sh | 5 ++ 8 files changed, 345 insertions(+) create mode 100644 .gitignore create mode 100644 README.md create mode 100644 configuration.nix create mode 100644 flake.lock create mode 100644 flake.nix create mode 100644 hardware-configuration.nix create mode 100644 hyprland.nix create mode 100755 rebuild.sh diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..8752276 --- /dev/null +++ b/.gitignore @@ -0,0 +1,2 @@ +result +nixos.qcow2 \ No newline at end of file diff --git a/README.md b/README.md new file mode 100644 index 0000000..53321cc --- /dev/null +++ b/README.md @@ -0,0 +1,3 @@ +# Building NixOS VM +`nix build .#nixosConfigurations.nixosvm.config.system.build.vm` +https://gist.github.com/FlakM/0535b8aa7efec56906c5ab5e32580adf \ No newline at end of file diff --git a/configuration.nix b/configuration.nix new file mode 100644 index 0000000..2634d10 --- /dev/null +++ b/configuration.nix @@ -0,0 +1,145 @@ +# 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, ... }: +let + nixpkgs = fetchTarball "https://github.com/NixOS/nixpkgs/tarball/26d499fc9f1d567283d5d56fcf367edd815dba1d.tar.gz"; +in + +{ + imports = + [ # Include the results of the hardware scan. + # ./hardware-configuration.nix + ./hyprland.nix + ]; + + # Use the systemd-boot EFI boot loader. + boot.loader.systemd-boot.enable = true; + boot.loader.efi.canTouchEfiVariables = true; + + # Virtual machine options + # virtualisation.vmVariant = { + # virtualisation = { + # memorySize = 8192; + # cores = 8; + # }; + # }; + + 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 = "America/New_York"; + + # 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; + + # Drivers + services.xserver.videoDrivers = [ + "nvidia" + ]; + + # 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. + # hardware.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.josh = { + isNormalUser = true; + initialPassword = "test"; + extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user. + packages = with pkgs; [ + cowsay + lolcat + htop + firefox + pciutils + vim + ]; + }; + + # List packages installed in system profile. To search, run: + # $ nix search wget + # 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; + + # 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 = "24.05"; # Did you read the comment? + +} + diff --git a/flake.lock b/flake.lock new file mode 100644 index 0000000..06c0920 --- /dev/null +++ b/flake.lock @@ -0,0 +1,27 @@ +{ + "nodes": { + "nixpkgs": { + "locked": { + "lastModified": 1753345091, + "narHash": "sha256-CdX2Rtvp5I8HGu9swBmYuq+ILwRxpXdJwlpg8jvN4tU=", + "owner": "nixos", + "repo": "nixpkgs", + "rev": "3ff0e34b1383648053bba8ed03f201d3466f90c9", + "type": "github" + }, + "original": { + "owner": "nixos", + "ref": "nixos-25.05", + "repo": "nixpkgs", + "type": "github" + } + }, + "root": { + "inputs": { + "nixpkgs": "nixpkgs" + } + } + }, + "root": "root", + "version": 7 +} diff --git a/flake.nix b/flake.nix new file mode 100644 index 0000000..37c992e --- /dev/null +++ b/flake.nix @@ -0,0 +1,34 @@ +{ + inputs = { + nixpkgs.url = "github:nixos/nixpkgs/nixos-25.05"; + }; + + outputs = { self, nixpkgs, ... }: + let + system = "x86_64-linux"; + in + { + nixosConfigurations.nixos = nixpkgs.lib.nixosSystem { + modules = [ + { nix.settings.experimental-features = ["nix-command" "flakes"]; } + ./configuration.nix + ]; + }; + + nixosConfigurations.nixosvm = nixpkgs.lib.nixosSystem { + inherit system; + modules = [ + { + nix.settings.experimental-features = ["nix-command" "flakes"]; + virtualisation.vmVariant = { + virtualisation = { + memorySize = 8192; + cores = 8; + }; + }; + } + ./configuration.nix + ]; + }; + }; +} \ No newline at end of file diff --git a/hardware-configuration.nix b/hardware-configuration.nix new file mode 100644 index 0000000..6c0543f --- /dev/null +++ b/hardware-configuration.nix @@ -0,0 +1,82 @@ +# 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 = [ "nvme" "usbhid" ]; + boot.initrd.kernelModules = [ ]; + boot.kernelModules = [ "kvm-amd" ]; + boot.extraModulePackages = [ ]; + + fileSystems."/" = + { device = "/dev/disk/by-uuid/1b805e8b-8c98-4822-ab83-4985313edde2"; + fsType = "btrfs"; + options = [ "subvol=@" ]; + }; + + fileSystems."/.snapshots" = + { device = "/dev/disk/by-uuid/1b805e8b-8c98-4822-ab83-4985313edde2"; + fsType = "btrfs"; + options = [ "subvol=@.snapshots" ]; + }; + + fileSystems."/home" = + { device = "/dev/disk/by-uuid/1b805e8b-8c98-4822-ab83-4985313edde2"; + fsType = "btrfs"; + options = [ "subvol=@home" ]; + }; + + fileSystems."/var/cache/pacman/pkg" = + { device = "/dev/disk/by-uuid/1b805e8b-8c98-4822-ab83-4985313edde2"; + fsType = "btrfs"; + options = [ "subvol=@pkg" ]; + }; + + fileSystems."/var/log" = + { device = "/dev/disk/by-uuid/1b805e8b-8c98-4822-ab83-4985313edde2"; + fsType = "btrfs"; + options = [ "subvol=@log" ]; + }; + + fileSystems."/boot" = + { device = "/dev/disk/by-uuid/14F8-5905"; + fsType = "vfat"; + options = [ "fmask=0022" "dmask=0022" ]; + }; + + fileSystems."/misc" = + { device = "/etc/autofs/auto.misc"; + fsType = "autofs"; + }; + + fileSystems."/net" = + { device = "-hosts"; + fsType = "autofs"; + }; + + 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..useDHCP`. + networking.useDHCP = lib.mkDefault true; + # networking.interfaces.br-31542a7e57f0.useDHCP = lib.mkDefault true; + # networking.interfaces.br-69965655bcab.useDHCP = lib.mkDefault true; + # networking.interfaces.br-7032ce7b26c2.useDHCP = lib.mkDefault true; + # networking.interfaces.br-733a8e75a123.useDHCP = lib.mkDefault true; + # networking.interfaces.br-88821a6825f9.useDHCP = lib.mkDefault true; + # networking.interfaces.br-9876c096cccf.useDHCP = lib.mkDefault true; + # networking.interfaces.br-ce1af49d610b.useDHCP = lib.mkDefault true; + # networking.interfaces.docker0.useDHCP = lib.mkDefault true; + # networking.interfaces.enp14s0.useDHCP = lib.mkDefault true; + # networking.interfaces.virbr0.useDHCP = lib.mkDefault true; + + nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux"; + hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware; +} diff --git a/hyprland.nix b/hyprland.nix new file mode 100644 index 0000000..0c2b90c --- /dev/null +++ b/hyprland.nix @@ -0,0 +1,47 @@ +{ config, lib, pkgs, ... }: + +{ + programs.hyprland = { + enable = true; + withUWSM = true; + xwayland.enable = true; + }; + + services.xserver.displayManager.gdm = { + enable = true; + wayland = true; + }; + + xdg.portal = { + enable = true; + extraPortals = [ + pkgs.xdg-desktop-portal-gtk + ]; + }; + + hardware = { + graphics.enable = true; + }; + + environment = { + systemPackages = [ + pkgs.kitty + + pkgs.waybar + + pkgs.dunst + pkgs.libnotify + + pkgs.swww + + pkgs.rofi-wayland + + pkgs.networkmanager + pkgs.networkmanagerapplet + ]; + + sessionVariables = { + NIXOS_OZONE_WL = "1"; + }; + }; +} diff --git a/rebuild.sh b/rebuild.sh new file mode 100755 index 0000000..b45dec9 --- /dev/null +++ b/rebuild.sh @@ -0,0 +1,5 @@ +echo "Removing old qcow2 disk ..." +rm -f ./nixos.qcow2 +echo "Building new VM ..." +nix build .#nixosConfigurations.nixosvm.config.system.build.vm +echo "Done!"