1{lib, ...}: {
 2  options.flake.meta = let
 3    inherit (lib) mkOption types;
 4
 5    hostsOption = {
 6      prefix = mkOption {
 7        type = types.str;
 8        default = "host/";
 9        description = "Prefix for hosts";
10      };
11      hosts = mkOption {
12        type = types.attrsOf perHostOption;
13        default = {};
14        description = "Metas for each host";
15      };
16    };
17
18    perHostOption = types.submodule {
19      options = {
20        system = mkOption {
21          type = types.nonEmptyStr;
22          description = "System of the host.";
23          example = "x86_64-linux";
24        };
25        hostPubKey = mkOption {
26          type = types.str;
27          description = "Public host key of the host.";
28        };
29        sshPorts = mkOption {
30          type = types.listOf types.port;
31          default = [22];
32          description = "SSH ports of the host.";
33        };
34        deploy = lib.mkEnableOption {
35          default = false;
36          description = "Whether to deploy this host using deploy-rs.";
37        };
38
39        isServer = lib.mkEnableOption {
40          default = false;
41          description = "Whether this host is a server.";
42        };
43        isDesktop = lib.mkEnableOption {
44          default = false;
45          description = "Whether this host is a desktop.";
46        };
47        isLaptop = lib.mkEnableOption {
48          default = false;
49          description = "Whether this host is a laptop.";
50        };
51      };
52    };
53
54    servicesOption = {
55      prefix = mkOption {
56        type = types.str;
57        default = "service/";
58        description = "Prefix for services";
59      };
60    };
61  in
62    mkOption {
63      type = types.submodule {
64        freeformType = types.lazyAttrsOf types.anything;
65        options = {
66          host = hostsOption;
67          service = servicesOption;
68        };
69      };
70    };
71
72  config.flake.meta.uri = "github:HPCesia/nix-config";
73}