1{
 2  config,
 3  lib,
 4  pkgs,
 5  ...
 6}:
 7
 8with lib;
 9let
10  cfg = config.services.govanityurl;
11in
12{
13  options = {
14    services.govanityurl = {
15      enable = mkEnableOption ''
16        govanityurl is a go canonical path server
17      '';
18      package = mkOption {
19        type = types.package;
20        default = pkgs.govanityurl;
21        description = ''
22          govanityurl package to use.
23        '';
24      };
25
26      user = mkOption {
27        type = types.str;
28      };
29
30      host = mkOption {
31        type = types.str;
32      };
33
34      config = mkOption {
35        type = types.lines;
36      };
37    };
38  };
39  config = mkIf cfg.enable {
40    systemd.packages = [ cfg.package ];
41    environment.etc."govanityurl/config.yaml".text = ''
42      host: ${cfg.host}
43      ${cfg.config}
44    '';
45    systemd.services.govanityurl = {
46      description = "Govanity service";
47      after = [ "network.target" ];
48      wantedBy = [ "multi-user.target" ];
49      serviceConfig = {
50        User = cfg.user;
51        Restart = "on-failure";
52        ExecStart = ''
53          ${cfg.package}/bin/vanityurl /etc/govanityurl/config.yaml
54        '';
55      };
56      path = [ cfg.package ];
57    };
58  };
59}