Files
nixos-configs/flake.nix
John Ogle bbcb13881f refactor(flake): Consolidate overlay configurations into shared functions
Extract duplicated overlay and home-manager configuration code into two
reusable factory functions:

- mkBaseOverlay: Creates the base overlay with unstable pkgs, custom
  packages, and bitwarden-desktop compatibility. Accepts optional
  unstableOverlays parameter for darwin-specific customizations.

- mkHomeManagerConfig: Creates home-manager configuration with shared
  settings (useGlobalPkgs, useUserPackages, doom-emacs module). Accepts
  sharedModules parameter for platform-specific modules like plasma-manager.

This reduces code duplication across nixosModules, nixosModulesUnstable,
and darwinModules, making the flake easier to maintain and extend.

Implements bead: nixos-configs-ek5
2026-01-10 13:15:57 -08:00

298 lines
9.6 KiB
Nix

{
description = "A very basic flake";
inputs = {
nixpkgs.url = "github:nixos/nixpkgs/nixos-25.11";
nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
nixos-wsl.url = "github:nix-community/NixOS-WSL/main";
nix-darwin = {
url = "github:nix-darwin/nix-darwin/nix-darwin-25.11";
inputs.nixpkgs.follows = "nixpkgs";
};
home-manager = {
url = "github:nix-community/home-manager/release-25.11";
inputs.nixpkgs.follows = "nixpkgs";
};
home-manager-unstable = {
url = "github:nix-community/home-manager/master";
inputs.nixpkgs.follows = "nixpkgs-unstable";
};
plasma-manager = {
url = "github:nix-community/plasma-manager";
inputs.nixpkgs.follows = "nixpkgs";
inputs.home-manager.follows = "home-manager";
};
plasma-manager-unstable = {
url = "github:nix-community/plasma-manager";
inputs.nixpkgs.follows = "nixpkgs-unstable";
inputs.home-manager.follows = "home-manager-unstable";
};
google-cookie-retrieval = {
url = "git+https://git.johnogle.info/johno/google-cookie-retrieval.git";
inputs.nixpkgs.follows = "nixpkgs";
};
jovian = {
url = "github:Jovian-Experiments/Jovian-NixOS";
inputs.nixpkgs.follows = "nixpkgs-unstable";
};
beads = {
url = "github:steveyegge/beads";
inputs.nixpkgs.follows = "nixpkgs-unstable";
};
nix-doom-emacs-unstraightened = {
url = "github:marienz/nix-doom-emacs-unstraightened";
# Don't follow nixpkgs to avoid rebuild issues with emacs-overlay
inputs.nixpkgs.follows = "";
};
};
outputs = { self, nixpkgs, nixpkgs-unstable, nixos-wsl, ... } @ inputs: let
# Shared overlay function to reduce duplication across module sets
# Parameters:
# unstableOverlays: Additional overlays to apply when importing nixpkgs-unstable
mkBaseOverlay = { unstableOverlays ? [] }: (final: prev: {
unstable = import nixpkgs-unstable {
system = prev.stdenv.hostPlatform.system;
config.allowUnfree = true;
overlays = unstableOverlays;
};
custom = prev.callPackage ./packages {};
# Compatibility: bitwarden renamed to bitwarden-desktop in unstable
bitwarden-desktop = prev.bitwarden-desktop or prev.bitwarden;
});
# Shared home-manager configuration factory
# Parameters:
# sharedModules: Additional modules to include in home-manager.sharedModules
mkHomeManagerConfig = { sharedModules ? [] }: {
home-manager.useGlobalPkgs = true;
home-manager.useUserPackages = true;
home-manager.sharedModules = sharedModules ++ [
inputs.nix-doom-emacs-unstraightened.homeModule
];
home-manager.extraSpecialArgs = {
globalInputs = inputs;
};
};
nixosModules = [
./roles
inputs.home-manager.nixosModules.home-manager
{
nixpkgs.overlays = [ (mkBaseOverlay {}) ];
}
(mkHomeManagerConfig {
sharedModules = [ inputs.plasma-manager.homeModules.plasma-manager ];
})
];
# Modules for unstable-based systems (like nix-deck)
nixosModulesUnstable = [
./roles
inputs.home-manager-unstable.nixosModules.home-manager
inputs.jovian.nixosModules.jovian
{
nixpkgs.overlays = [ (mkBaseOverlay {}) ];
}
(mkHomeManagerConfig {
sharedModules = [ inputs.plasma-manager-unstable.homeModules.plasma-manager ];
})
];
darwinModules = [
./roles/darwin.nix
inputs.home-manager.darwinModules.home-manager
{
nixpkgs.overlays = [
(mkBaseOverlay {
# Override claude-code in unstable to use our custom GCS-based build
# (needed for corporate networks that block npm registry)
unstableOverlays = [
(ufinal: uprev: {
claude-code = uprev.callPackage ./packages/claude-code {};
})
];
})
];
}
(mkHomeManagerConfig { sharedModules = []; })
];
in {
nixosConfigurations.nix-book = nixpkgs.lib.nixosSystem rec {
system = "x86_64-linux";
modules = nixosModules ++ [
./machines/nix-book/configuration.nix
{
home-manager.users.johno = {
imports = [ ./home/home-laptop-compact.nix ];
# Machine-specific overrides
home.roles.i3_sway.extraSwayConfig = {
output.eDP-1.scale = "1.75";
};
};
home-manager.extraSpecialArgs = { inherit system; };
}
];
};
nixosConfigurations.boxy = nixpkgs.lib.nixosSystem rec {
system = "x86_64-linux";
modules = nixosModules ++ [
./machines/boxy/configuration.nix
{
home-manager.users.johno = import ./home/home-media-center.nix;
home-manager.users.kodi = import ./home/home-kodi.nix;
home-manager.extraSpecialArgs = { inherit system; };
}
];
};
nixosConfigurations.wixos = nixpkgs.lib.nixosSystem rec {
system = "x86_64-linux";
modules = nixosModules ++ [
nixos-wsl.nixosModules.default
./machines/wixos/configuration.nix
inputs.home-manager.nixosModules.home-manager
{
home-manager.users.johno = import ./home/home-desktop.nix;
home-manager.extraSpecialArgs = { inherit system; };
}
];
};
nixosConfigurations.zix790prors = nixpkgs.lib.nixosSystem rec {
system = "x86_64-linux";
modules = nixosModules ++ [
./machines/zix790prors/configuration.nix
inputs.home-manager.nixosModules.home-manager
{
home-manager.users.johno = import ./home/home-desktop.nix;
home-manager.extraSpecialArgs = { inherit system; };
}
];
};
# Live USB ISO configuration
nixosConfigurations.live-usb = nixpkgs.lib.nixosSystem rec {
system = "x86_64-linux";
modules = nixosModules ++ [
./machines/live-usb/configuration.nix
{
home-manager.users.nixos = import ./home/home-live-usb.nix;
home-manager.extraSpecialArgs = { inherit system; };
}
];
};
# Steam Deck configuration (using unstable for better Jovian compatibility)
nixosConfigurations.nix-deck = nixpkgs-unstable.lib.nixosSystem rec {
system = "x86_64-linux";
modules = nixosModulesUnstable ++ [
./machines/nix-deck/configuration.nix
{
home-manager.users.johno = import ./home/home-desktop.nix;
home-manager.extraSpecialArgs = { inherit system; };
}
];
};
# ZFS/NFS server configuration
nixosConfigurations.john-endesktop = nixpkgs.lib.nixosSystem rec {
system = "x86_64-linux";
modules = nixosModules ++ [
./machines/john-endesktop/configuration.nix
inputs.home-manager.nixosModules.home-manager
{
home-manager.users.johno = import ./home/home-server.nix;
home-manager.extraSpecialArgs = { inherit system; };
}
];
};
# Darwin/macOS configurations
darwinConfigurations."blkfv4yf49kt7" = inputs.nix-darwin.lib.darwinSystem rec {
system = "aarch64-darwin";
modules = darwinModules ++ [
./machines/johno-macbookpro/configuration.nix
{
home-manager.users.johno = import ./home/home-darwin-work.nix;
home-manager.extraSpecialArgs = { inherit system; };
}
];
};
# Flake apps
apps = nixpkgs.lib.genAttrs [ "x86_64-linux" "aarch64-linux" "aarch64-darwin" ] (system:
let
pkgs = import nixpkgs { inherit system; };
commonDeps = [ pkgs.curl pkgs.jq pkgs.nix pkgs.git pkgs.gnused pkgs.gnugrep pkgs.coreutils pkgs.gawk ];
update-doomemacs = pkgs.writeShellScriptBin "update-doomemacs" ''
export PATH="${pkgs.lib.makeBinPath commonDeps}:$PATH"
${builtins.readFile ./scripts/update-doomemacs.sh}
'';
update-claude-code = pkgs.writeShellScriptBin "update-claude-code" ''
export PATH="${pkgs.lib.makeBinPath commonDeps}:$PATH"
${builtins.readFile ./packages/claude-code/update.sh}
'';
rotate-wallpaper = pkgs.writeShellScriptBin "rotate-wallpaper" ''
export PATH="${pkgs.lib.makeBinPath commonDeps}:$PATH"
${builtins.readFile ./scripts/rotate-wallpaper.sh}
'';
upgrade = pkgs.writeShellScriptBin "upgrade" ''
export PATH="${pkgs.lib.makeBinPath commonDeps}:$PATH"
${builtins.readFile ./scripts/upgrade.sh}
'';
bootstrap = pkgs.writeShellScriptBin "bootstrap" ''
export PATH="${pkgs.lib.makeBinPath commonDeps}:$PATH"
${builtins.readFile ./scripts/bootstrap.sh}
'';
build-liveusb = pkgs.writeShellScriptBin "build-liveusb" ''
export PATH="${pkgs.lib.makeBinPath commonDeps}:$PATH"
${builtins.readFile ./scripts/build-liveusb.sh}
'';
in {
update-doomemacs = {
type = "app";
program = "${update-doomemacs}/bin/update-doomemacs";
};
update-claude-code = {
type = "app";
program = "${update-claude-code}/bin/update-claude-code";
};
rotate-wallpaper = {
type = "app";
program = "${rotate-wallpaper}/bin/rotate-wallpaper";
};
upgrade = {
type = "app";
program = "${upgrade}/bin/upgrade";
};
bootstrap = {
type = "app";
program = "${bootstrap}/bin/bootstrap";
};
build-liveusb = {
type = "app";
program = "${build-liveusb}/bin/build-liveusb";
};
}
);
};
}