infra/flake.nix

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{
inputs = {
# Track channels with commits tested and built by hydra
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nixpkgs.url = "github:nixos/nixpkgs/nixos-23.05";
unstable.url = "github:nixos/nixpkgs/nixos-unstable";
mastodon-fork.url = "github:teutat3s/nixpkgs/mastodon-4.2.1";
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nix-darwin.url = "github:lnl7/nix-darwin/master";
nix-darwin.inputs.nixpkgs.follows = "nixpkgs";
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home-manager.url = "github:nix-community/home-manager/release-23.05";
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home-manager.inputs.nixpkgs.follows = "nixpkgs";
flake-parts.url = "github:hercules-ci/flake-parts";
nixos-flake.url = "github:srid/nixos-flake";
terranix.url = "github:terranix/terranix";
terranix.inputs.nixpkgs.follows = "nixpkgs";
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deploy-rs.url = "github:serokell/deploy-rs";
deploy-rs.inputs.nixpkgs.follows = "nixpkgs";
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agenix.url = "github:ryantm/agenix";
agenix.inputs.nixpkgs.follows = "nixpkgs";
agenix.inputs.darwin.follows = "nix-darwin";
agenix.inputs.home-manager.follows = "home-manager";
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};
outputs = inputs@{ self, terranix, ... }:
inputs.flake-parts.lib.mkFlake { inherit inputs; } {
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systems = [ "x86_64-linux" "aarch64-linux" ];
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imports = [
inputs.nixos-flake.flakeModule
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# ./terraform.nix
./public-keys
./lib
./overlays
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];
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perSystem = { system, pkgs, config, ... }: {
_module.args = {
inherit inputs;
pkgs = import inputs.nixpkgs {
inherit system;
overlays = [
inputs.agenix.overlays.default
];
};
unstable = import inputs.unstable { inherit system; };
master = import inputs.master { inherit system; };
};
devShells.default = pkgs.mkShell {
buildInputs = with pkgs; [
deploy-rs
nixpkgs-fmt
agenix
cachix
editorconfig-checker
nix
nodePackages.prettier
nvfetcher
shellcheck
shfmt
treefmt
nixos-generators
];
};
};
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flake =
let
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username = "barkeeper";
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system = "x86_64-linux";
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in {
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nixosConfigurations = {
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nachtigall = self.nixos-flake.lib.mkLinuxSystem {
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imports = [
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self.nixosModules.common
./hosts/nachtigall
self.pub-solar.lib.linux.unlockZFSOnBoot
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self.nixosModules.home-manager
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self.nixosModules.linux
self.nixosModules.overlays
inputs.agenix.nixosModules.default
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{
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home-manager.users.${username} = {
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imports = [
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self.homeModules.common
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];
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home.stateVersion = "23.05";
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};
}
];
};
};
checks = builtins.mapAttrs (system: deployLib: deployLib.deployChecks self.deploy) inputs.deploy-rs.lib;
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nixosModules = {
# Common nixos/nix-darwin configuration shared between Linux and macOS.
common = { pkgs, ... }: {
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virtualisation.docker.enable = true;
services.openssh.enable = true;
services.openssh.settings.PermitRootLogin = "prohibit-password";
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services.openssh.settings.PasswordAuthentication = false;
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};
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# NixOS specific configuration
linux = { pkgs, ... }: {
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users.users.${username} = {
name = username;
group = username;
extraGroups = ["wheel"];
isNormalUser = true;
openssh.authorizedKeys.keys = self.publicKeys.allAdmins;
};
users.groups.${username} = {};
security.sudo.wheelNeedsPassword = false;
nix.settings.trusted-users = [ "root" username ];
# TODO: Remove when we stop locking ourselves out.
users.users.root.openssh.authorizedKeys.keys = self.publicKeys.allAdmins;
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};
};
# All home-manager configurations are kept here.
homeModules = {
# Common home-manager configuration shared between Linux and macOS.
common = { pkgs, ... }: {
programs.git.enable = true;
programs.starship.enable = true;
programs.bash.enable = true;
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programs.neovim = {
enable = true;
vimAlias = true;
viAlias = true;
defaultEditor = true;
# configure = {
# packages.myVimPackages = with pkgs.vimPlugins; {
# start = [vim-nix vim-surrund rainbow];
# };
# };
};
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};
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};
deploy.nodes = self.pub-solar.lib.deploy.mkDeployNodes self.nixosConfigurations {
nachtigall = {
sshUser = username;
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};
};
};
};
}