89 lines
3.7 KiB
Nix
89 lines
3.7 KiB
Nix
# docs:
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# https://nixos.wiki/wiki/Flakes
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# https://serokell.io/blog/practical-nix-flakes
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{
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inputs = {
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nixpkgs.url = "nixpkgs/nixos-22.05";
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# pkgs-telegram.url = "nixpkgs/33775ec9a2173a08e46edf9f46c9febadbf743e8";# 2022/04/18; telegram 3.7.3. fails: nix log /nix/store/y5kv47hnv55qknb6cnmpcyraicay79fx-telegram-desktop-3.7.3.drv: g++: fatal error: cannot execute '/nix/store/njk5sbd21305bhr7gwibxbbvgbx5lxvn-gcc-9.3.0/libexec/gcc/aarch64-unknown-linux-gnu/9.3.0/cc1plus': execv: No such file or directory
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mobile-nixos = {
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url = "github:nixos/mobile-nixos";
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flake = false;
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};
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home-manager = {
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url = "github:nix-community/home-manager/release-22.05";
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inputs.nixpkgs.follows = "nixpkgs";
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};
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nurpkgs.url = "github:nix-community/NUR";
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sops-nix.url = "github:Mic92/sops-nix";
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impermanence.url = "github:nix-community/impermanence";
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};
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outputs = { self, nixpkgs, mobile-nixos, home-manager, nurpkgs, sops-nix, impermanence }:
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let
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decl-machine = { name, system }:
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let
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patchedPkgs = nixpkgs.legacyPackages.${system}.applyPatches {
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name = "nixpkgs-patched-uninsane";
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src = nixpkgs;
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patches = [
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# phosh: allow fractional scaling
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(nixpkgs.legacyPackages.${system}.fetchpatch {
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url = "https://github.com/NixOS/nixpkgs/pull/175872.diff";
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sha256 = "sha256-mEmqhe8DqlyCxkFWQKQZu+2duz69nOkTANh9TcjEOdY=";
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})
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# for raspberry pi: allow building u-boot for rpi 4{,00}
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# TODO: remove after upstreamed: https://github.com/NixOS/nixpkgs/pull/176018
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./nixpatches/02-rpi4-uboot.patch
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# alternative to https://github.com/NixOS/nixpkgs/pull/173200
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./nixpatches/04-dart-2.7.0.patch
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# whalebird: suuport aarch64
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(nixpkgs.legacyPackages.${system}.fetchpatch {
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url = "https://github.com/NixOS/nixpkgs/pull/176476.diff";
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sha256 = "sha256-126DljM06hqPZ3fjLZ3LBZR64nFbeTfzSazEu72d4y8=";
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})
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# TODO: upstream
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./nixpatches/07-duplicity-rich-url.patch
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];
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};
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nixosSystem = import (patchedPkgs + "/nixos/lib/eval-config.nix");
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in (nixosSystem {
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inherit system;
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specialArgs = { inherit nixpkgs mobile-nixos home-manager nurpkgs impermanence; };
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modules = [
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./modules
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./machines/${name}
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(import ./helpers/set-hostname.nix name)
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sops-nix.nixosModules.sops
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{
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nixpkgs.config.allowUnfree = true;
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nixpkgs.overlays = [
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nurpkgs.overlay
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(import "${mobile-nixos}/overlay/overlay.nix")
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(import ./pkgs/overlay.nix)
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];
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}
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];
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});
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decl-bootable-machine = { name, system }: rec {
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nixosConfiguration = decl-machine { inherit name system; };
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# this produces a EFI-bootable .img file (GPT with a /boot partition and a system (/ or /nix) partition).
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# after building this:
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# - flash it to a bootable medium (SD card, flash drive)
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# - boot
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# - checkout this flake into /etc/nixos AND UPDATE THE FS UUIDS.
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# - `nixos-rebuild --flake './#<machine>' switch`
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img = nixosConfiguration.config.system.build.img;
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};
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machines.servo = decl-bootable-machine { name = "servo"; system = "aarch64-linux"; };
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machines.desko = decl-bootable-machine { name = "desko"; system = "x86_64-linux"; };
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machines.lappy = decl-bootable-machine { name = "lappy"; system = "x86_64-linux"; };
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machines.moby = decl-bootable-machine { name = "moby"; system = "aarch64-linux"; };
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in {
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nixosConfigurations = builtins.mapAttrs (name: value: value.nixosConfiguration) machines;
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imgs = builtins.mapAttrs (name: value: value.img) machines;
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};
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}
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