72 lines
1.8 KiB
Nix
72 lines
1.8 KiB
Nix
let
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sources = import ./npins;
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metadata = import ./meta;
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lib = import (sources.nix-lib + "/src/trivial.nix");
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patch = import sources.nix-patches { patchFile = ./patches; };
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mkNode = node:
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{ name, nodes, pkgs, ... }: {
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# Import the base configuration for each node
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imports = builtins.map (lib.mkRel ./machines/${node}) [
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"_configuration.nix"
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"_hardware-configuration.nix"
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];
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# Include default secrets
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age-secrets.sources = [ ./machines/${node}/secrets ];
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# Deployment config is specified in meta.nodes.${node}.deployment
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inherit (metadata.nodes.${node}) deployment;
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# Set NIX_PATH to the patched version of nixpkgs
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nix.nixPath = [ "nixpkgs=${mkNixpkgs node}" ];
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nix.optimise.automatic = true;
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# Allow unfree packages
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nixpkgs.config.allowUnfree = true;
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# Use the stateVersion declared in the metadata
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system = { inherit (metadata.nodes.${node}) stateVersion; };
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};
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mkNixpkgs = node:
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patch.mkNixpkgsSrc rec {
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src = sources.${version};
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version = "nixos-${metadata.nodes.${node}.nixpkgs}";
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};
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mkNixpkgs' = node: import (mkNixpkgs node) { };
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###
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# Function to create arguments based on the node
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#
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mkArgs = node:
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let lib' = (mkNixpkgs' node).lib;
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in {
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lib = import sources.nix-lib {
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lib = lib';
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keysRoot = ./keys;
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};
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};
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nodes = builtins.attrNames metadata.nodes;
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in {
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meta = {
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nodeNixpkgs = lib.mapSingleFuse mkNixpkgs' nodes;
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specialArgs = {
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inherit sources;
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meta = metadata;
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};
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nodeSpecialArgs = lib.mapSingleFuse mkArgs nodes;
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};
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defaults = { pkgs, ... }: {
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# Import the default modules
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imports = [ ./modules ];
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};
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} // (lib.mapSingleFuse mkNode nodes)
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