mochi/flake.nix

183 lines
6.2 KiB
Nix

{
description = "My NixOS flake";
inputs = {
# Nixpkgs and unstable
nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
# impermanence
# https://github.com/nix-community/impermanence
impermanence.url = "github:nix-community/impermanence";
# Nix User Repository: User contributed nix packages
nur.url = "github:nix-community/NUR";
# nix-community hardware quirks
# https://github.com/nix-community
nixos-hardware.url = "github:NixOS/nixos-hardware/master";
# home-manager - unstable
# https://github.com/nix-community/home-manager
home-manager = {
url = "github:nix-community/home-manager/master";
inputs.nixpkgs.follows = "nixpkgs";
};
# sops-nix - secrets with mozilla sops
# https://github.com/Mic92/sops-nix
sops-nix = {
url = "github:Mic92/sops-nix";
inputs.nixpkgs.follows = "nixpkgs";
};
# VSCode community extensions
# https://github.com/nix-community/nix-vscode-extensions
nix-vscode-extensions = {
url = "github:nix-community/nix-vscode-extensions";
inputs.nixpkgs.follows = "nixpkgs";
};
# nix-index database
# https://github.com/nix-community/nix-index-database
nix-index-database = {
url = "github:nix-community/nix-index-database";
inputs.nixpkgs.follows = "nixpkgs";
};
# nix-inspect - inspect nix derivations usingn a TUI interface
# https://github.com/bluskript/nix-inspect
nix-inspect = {
url = "github:bluskript/nix-inspect";
};
};
outputs =
{ self, nixpkgs, sops-nix, home-manager, nix-vscode-extensions, impermanence, ... } @ inputs:
let
forAllSystems = nixpkgs.lib.genAttrs [
"aarch64-linux"
"x86_64-linux"
];
in
rec {
# Use nixpkgs-fmt for 'nix fmt'
formatter = forAllSystems (system: nixpkgs.legacyPackages."${system}".nixpkgs-fmt);
# setup devshells against shell.nix
# devShells = forAllSystems (pkgs: import ./shell.nix { inherit pkgs; });
# extend lib with my custom functions
lib = nixpkgs.lib.extend (
final: prev: {
inherit inputs;
myLib = import ./nixos/lib { inherit inputs; lib = final; };
}
);
nixosConfigurations =
let
inherit inputs;
# Import overlays for building nixosconfig with them.
overlays = import ./nixos/overlays { inherit inputs; };
# generate a base nixos configuration with the specified overlays, hardware modules, and any extraModules applied
mkNixosConfig =
{ hostname
, system ? "x86_64-linux"
, nixpkgs ? inputs.nixpkgs
, hardwareModules ? [ ]
# basemodules is the base of the entire machine building
# here we import all the modules and setup home-manager
, baseModules ? [
sops-nix.nixosModules.sops
home-manager.nixosModules.home-manager
impermanence.nixosModules.impermanence
./nixos/profiles/global.nix # all machines get a global profile
./nixos/modules/nixos # all machines get nixos modules
./nixos/hosts/${hostname} # load this host's config folder for machine-specific config
{
home-manager = {
useUserPackages = true;
useGlobalPkgs = true;
extraSpecialArgs = {
inherit inputs hostname system;
};
};
}
]
, profileModules ? [ ]
}:
nixpkgs.lib.nixosSystem {
inherit system lib;
modules = baseModules ++ hardwareModules ++ profileModules;
specialArgs = { inherit self inputs nixpkgs; };
# Add our overlays
pkgs = import nixpkgs {
inherit system;
overlays = builtins.attrValues overlays;
config = {
allowUnfree = true;
allowUnfreePredicate = _: true;
};
};
};
in
{
"durincore" = mkNixosConfig {
# T470 Thinkpad
# Nix dev laptop
hostname = "durincore";
system = "x86_64-linux";
hardwareModules = [
./nixos/profiles/hw-thinkpad-t470.nix
inputs.nixos-hardware.nixosModules.lenovo-thinkpad-t470s
];
profileModules = [
./nixos/profiles/role-workstation.nix
./nixos/profiles/role-dev.nix
{ home-manager.users.jahanson = ./nixos/home/jahanson/workstation.nix; }
];
};
"legiondary" = mkNixosConfig {
# Legion 15arh05h AMD/Nvidia
# Nix gaming laptop
hostname = "legiondary";
system = "x86_64-linux";
hardwareModules = [
./nixos/profiles/hw-legion-15arh05h.nix
inputs.nixos-hardware.nixosModules.lenovo-legion-15arh05h
];
profileModules = [
./nixos/profiles/role-dev.nix
./nixos/profiles/role-gaming.nix
./nixos/profiles/role-workstation.nix
{ home-manager.users.jahanson = ./nixos/home/jahanson/workstation.nix; }
];
};
"varda" = mkNixosConfig {
# Arm64 cax21 @ Hetzner
# forgejo server
hostname = "varda";
system = "aarch64-linux";
hardwareModules = [
./nixos/profiles/hw-hetzner-cax.nix
];
profileModules = [
./nixos/profiles/role-server.nix
{ home-manager.users.jahanson = ./nixos/home/jahanson/server.nix; }
];
};
};
# Convenience output that aggregates the outputs for home, nixos.
# Also used in ci to build targets generally.
top =
let
nixtop = nixpkgs.lib.genAttrs
(builtins.attrNames inputs.self.nixosConfigurations)
(attr: inputs.self.nixosConfigurations.${attr}.config.system.build.toplevel);
in
nixtop;
};
}