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{ self, agenix, nixpkgs, nixpkgs-unstable, deploy-rs, home-manager, darwin, ... }@inputs:
rec {
generateSystem = name: {
hostname ? name,
username ? "emile",
system ? "x86_64-linux",
deployUser ? "root",
homeManagerEnable ? false,
group ? null,
modules ? [],
...
}:
let
# inputs.nixpkgs-${name}, if that doesn't exist, just use nixpkgs
localNixpkgs =
nixpkgs.lib.attrByPath
[ "nixpkgs-${name}" ] # path
nixpkgs # default
inputs; # base
# determine if our system type that is used further down
systemType =
if system == "x86_64-linux" then localNixpkgs.lib.nixosSystem
else
if system == "aarch64-darwin" then darwin.lib.darwinSystem
else null;
in systemType { # this may fail if we aren't using x86_64-linux or aarch64-darwin
inherit system;
# ; nix repl
# nix-repl> :lf .
# nix-repl> nixosConfigurations.corrino._module.args.modules
modules = modules ++ [
# a module so that we can access the flake output from inside the
# flake (yes, I need this for fetching the system type while building the hosts for deploy-rs)
{ config._module.args = { flake = self; }; }
# overlays
({ ... }: {
nixpkgs.overlays = [
self.overlays.emile
(_: _: { inherit (agenix.packages."x86_64-linux") agenix; })
(_: _: {
unstable = import nixpkgs-unstable {
system = "x86_64-linux";
config.allowUnfree = true;
};
})
];
})
# general modules
agenix.nixosModules.default
# # the host config itself
(../hosts +
(if (system == "x86_64-linux")
then "/${name}/configuration.nix"
else
if (system == "aarch64-darwin")
then "/${name}/darwin-configuration.nix"
else ""))
# secrets (have to be added to git (crypted) #lessonslearned)
({ lib, ... }: let
secretsPath = (../hosts + "/${name}/secrets");
in {
age.secrets = lib.mapAttrs'
(filename: _:
lib.nameValuePair (lib.removeSuffix ".age" filename)
{ file = secretsPath + "/${filename}"; }
)
(lib.filterAttrs
(name: type:
(type == "regular") &&
(lib.hasSuffix ".age" name) )
(if builtins.pathExists secretsPath
then builtins.readDir secretsPath
else {} )
);
})
]
++ (if (system == "aarch64-darwin")
then [ (home-manager.darwinModules.home-manager) ]
else [])
++ (if (homeManagerEnable == true)
then [{
home-manager = {
useGlobalPkgs = true;
users."${username}" =
import (../hosts + "/${hostname}/home_${username}.nix");
};
}]
else []);
};
mapToNixosConfigurations = { system ? "x86_64-linux", ... }@hosts:
builtins.mapAttrs
(name: host: generateSystem name host)
(nixpkgs.lib.filterAttrs
(n: v: v.system or "" == "x86_64-linux") hosts);
mapToDarwinConfigurations = hosts:
builtins.mapAttrs
(name: host: generateSystem name host)
(nixpkgs.lib.filterAttrs
(n: v: v.system or "" == "aarch64-darwin") hosts);
generateDeployRsHost = name: {
hostname ? name,
ip ? "${name}.pinto-pike.ts.net",
sshUser ? "root",
system ? "x86_64-linux",
...
}: {
reboteBuild = true;
hostname = "${ip}";
fastConnection = true;
profiles.system = {
user = "root"; # user to install as
sshUser = sshUser; # user to ssh to as
# make sure people can use sudo
# sshOpts = ["-A", "-t", "-S"];
# make sure to add the nix foo on the darwin hosts to ~/.zshenv
# as the ~/.zshrc doesn't get sourced when ssh-ing into the system
path = (if system == "x86_64-linux"
then deploy-rs.lib.x86_64-linux.activate.nixos
self.nixosConfigurations."${name}"
else
if system == "aarch64-darwin"
then deploy-rs.lib.aarch64-darwin.activate.darwin
self.darwinConfigurations."${name}"
else "");
};
};
mapToDeployRsConfiguration = hosts:
builtins.mapAttrs (name: host: generateDeployRsHost name host) hosts;
buildHosts = hosts:
builtins.mapAttrs (name: host: host.config.system.build.toplevel)
# don't build hosts that start with an underscore
(nixpkgs.lib.filterAttrs
(name: host: (builtins.substring 0 1 name) != "_")
hosts
);
}
|