68 lines
2.2 KiB
Nix
68 lines
2.2 KiB
Nix
{ nixpkgs, self, lib }:
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{ directory # The directory containing the machines subdirectory
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, specialArgs ? { } # Extra arguments to pass to nixosSystem i.e. useful to make self available
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, machines ? { } # allows to include machine-specific modules i.e. machines.${name} = { ... }
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}:
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let
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machinesDirs = lib.optionalAttrs (builtins.pathExists "${directory}/machines") (builtins.readDir (directory + /machines));
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machineSettings = machineName:
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lib.optionalAttrs (builtins.pathExists "${directory}/machines/${machineName}/settings.json")
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(builtins.fromJSON
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(builtins.readFile (directory + /machines/${machineName}/settings.json)));
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nixosConfiguration = { system ? "x86_64-linux", name }: nixpkgs.lib.nixosSystem {
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modules = [
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self.nixosModules.clanCore
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(machineSettings name)
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(machines.${name} or { })
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{
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clanCore.machineName = name;
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clanCore.clanDir = directory;
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# TODO: remove this once we have a hardware-config mechanism
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nixpkgs.hostPlatform = lib.mkDefault system;
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}
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];
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inherit specialArgs;
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};
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allMachines = machinesDirs // machines;
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supportedSystems = [
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"x86_64-linux"
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"aarch64-linux"
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"riscv64-linux"
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"x86_64-darwin"
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"aarch64-darwin"
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];
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nixosConfigurations = lib.mapAttrs (name: _: nixosConfiguration { inherit name; }) allMachines;
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# This instantiates nixos for each system that we support:
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# configPerSystem = <system>.<machine>.nixosConfiguration
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# We need this to build nixos secret generators for each system
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configPerSystem = builtins.listToAttrs
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(builtins.map
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(system: lib.nameValuePair system
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(lib.mapAttrs (name: _: nixosConfiguration { inherit name system; }) allMachines))
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supportedSystems);
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machinesPerSystem = lib.mapAttrs (_: machine:
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let
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config = {
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inherit (machine.config.system.clan) uploadSecrets generateSecrets;
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inherit (machine.config.clan.networking) deploymentAddress;
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};
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in
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config // {
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json = machine.pkgs.writeText "config.json" (builtins.toJSON config);
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});
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in
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{
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inherit nixosConfigurations;
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clanInternals = {
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machines = lib.mapAttrs (_: machinesPerSystem) configPerSystem;
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};
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}
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