89 lines
2.7 KiB
Nix
89 lines
2.7 KiB
Nix
{ configuration ? import (nixpkgs-path + "/nixos/lib/from-env.nix") "NIXOS_CONFIG" <nixos-config>
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, system ? builtins.currentSystem
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, current-host-name ?
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let v = builtins.getEnv "HOSTNAME"; in
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if v != "" then v else builtins.readFile /proc/sys/kernel/hostname
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, current-user-name ?
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let v = builtins.getEnv "LOGNAME"; in
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if v != "" then v else abort "undefined variable: LOGNAME"
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, nixpkgs-path ?
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if (builtins.tryEval <nixpkgs/krebs>).success
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then <upstream-nixpkgs>
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else <nixpkgs>
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, StrictHostKeyChecking ? "yes"
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}@args:
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let stockholm = {
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inherit krebs;
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inherit users;
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inherit lib;
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inherit config options pkgs;
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system = config.system.build.toplevel;
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};
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krebs = import ./krebs (args // { inherit lib stockholm; });
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lib = let
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nlib = import (slib.npath "lib");
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klib = import (slib.kpath "4lib") { lib = nlib; };
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slib = rec {
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nspath = ns: p: ./. + "/${ns}/${p}";
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npath = p: nixpkgs-path + "/${p}";
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kpath = nspath "krebs";
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upath = nspath current-user-name;
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};
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ulib = let p = slib.upath "4lib"; in
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nlib.optionalAttrs (klib.dir.has-default-nix p)
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(import p { lib = nlib // klib; });
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in nlib // klib // slib // ulib // builtins;
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inherit (eval configuration) config options pkgs;
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base-module = { config, ... }: {
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imports = builtins.filter lib.dir.has-default-nix (lib.concatLists [
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(map (f: f "2configs") [ lib.upath ])
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(map (f: f "3modules") [ lib.kpath lib.upath ])
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]);
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krebs.current.enable = true;
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krebs.current.host = config.krebs.hosts.${current-host-name};
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krebs.current.user = config.krebs.users.${current-user-name};
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nixpkgs.config.packageOverrides = pkgs: let
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kpkgs = import (lib.kpath "5pkgs") { inherit lib pkgs; };
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upkgs = import (lib.upath "5pkgs") { inherit lib; pkgs = pkgs // kpkgs; };
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in kpkgs // upkgs;
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};
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eval = config: import (lib.npath "nixos/lib/eval-config.nix") {
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inherit system;
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specialArgs = {
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inherit lib;
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};
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modules = [
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base-module
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config
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];
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};
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# TODO move user namespaces' to users/, so no exception for krebs/ is needed
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users =
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lib.mapAttrs
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(name: _: eval-all-systems (lib.nspath name "1systems"))
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(lib.filterAttrs
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(n: t: !lib.hasPrefix "." n && t == "directory" && n != "krebs")
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(builtins.readDir ./.));
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eval-all-systems = path:
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lib.mapAttrs'
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(n: _: (lib.nameValuePair (lib.removeSuffix ".nix" n)
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(eval-system (path + "/${n}"))))
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(builtins.readDir path);
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eval-system = path: rec {
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inherit (eval path) config options;
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system = config.system.build.toplevel;
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};
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in stockholm
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