nix lernt man nicht, man gewöhnt sich nur dran
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{
description = "hacc infra stuff";
inputs = {
mattermost-webapp.url = "https://releases.mattermost.com/7.1.4/mattermost-7.1.4-linux-amd64.tar.gz";
mattermost-webapp.flake = false;
mattermost-server.url = "github:mattermost/mattermost-server?ref=v7.1.4";
mattermost-server.flake = false;
nixpkgs.url = "nixpkgs/nixos-22.05";
nixpkgs-unstable.url = "nixpkgs/nixpkgs-unstable";
nix-hexchen.url = "gitlab:hexchen/nixfiles";
nixos-mailserver.url = "gitlab:simple-nixos-mailserver/nixos-mailserver/nixos-22.05";
deploy-rs.url = "github:serokell/deploy-rs";
deploy-rs.inputs.nixpkgs.follows = "nixpkgs";
# these exist mostly to make the flake.lock somewhat more human-friendly
# note that in theory doing this might break things, but it seems fairly unlikely
nix-hexchen.inputs = {
nixos-mailserver.follows = "nixos-mailserver";
nixpkgs.follows = "nixpkgs-unstable";
deploy-rs.follows = "deploy-rs";
doom-emacs.follows = "nix-hexchen/nix-doom-emacs/doom-emacs";
emacs-overlay.follows = "nix-hexchen/nix-doom-emacs/emacs-overlay";
flake-utils.follows = "/deploy-rs/utils";
};
nixos-mailserver.inputs = {
"nixpkgs-22_05".follows = "nixpkgs";
nixpkgs.follows = "nixpkgs-unstable";
};
};
outputs = { self, nixpkgs, nix-hexchen, deploy-rs, ... }@inputs:
let modules = nix-hexchen.nixosModules;
profiles = nix-hexchen.nixosModules.profiles;
pkgs = import ./pkgs {
sources = inputs;
system = "x86_64-linux";
};
# simulate the evalConfig as contained in nix-hexchen/lib/hosts.nix,
# but compatible with flakes
evalConfig = extraSpecial: config: nixpkgs.lib.nixosSystem {
system = "x86_64-linux";
modules = [
config
nix-hexchen.nixosModules.network.nftables
{ nixpkgs.pkgs = pkgs; }
];
specialArgs = {
inherit modules profiles evalConfig;
sources = inputs;
} // extraSpecial;
};
in {
# do this by hand instead of via nix-hexchen/lib/hosts.nix, since that one
# apparently can't support pkgs depending on flake inputs
nixosConfigurations.parsons = nixpkgs.lib.nixosSystem {
system = "x86_64-linux";
modules = [
./hosts/parsons/configuration.nix
# not used anymore, but other things in nix-hexchen still depend on it
nix-hexchen.nixosModules.deploy
{ nixpkgs.pkgs = pkgs; }
];
specialArgs = {
# with a few exceptions, the flake inputs can be used the same
# as the niv-style (import nix/sources.nix {})
sources = inputs;
inherit modules profiles evalConfig;
};
};
deploy.nodes.parsons = {
hostname = "parsons";
profiles.system = {
user = "root";
autoRollback = false;
path = deploy-rs.lib.x86_64-linux.activate.nixos
self.nixosConfigurations.parsons;
};
};
# This is highly advised, and will prevent many possible mistakes
checks = builtins.mapAttrs
(system: deployLib: deployLib.deployChecks self.deploy)
deploy-rs.lib;
};
}