about summary refs log tree commit diff
path: root/modules/nixos/git/default.nix
blob: 9236437aae5ae748dea92166aed5cfe1ba39902c (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
{
  config,
  lib,
  pkgs,
  ...
}:
with lib; let
  cfg = config.nixfiles.modules.git;
in {
  options.nixfiles.modules.git.server = {
    enable = mkEnableOption "Git server";

    domain = mkOption {
      description = "Domain name sans protocol scheme.";
      type = with types; nullOr str;
      default = "git.${config.networking.domain}";
    };

    package = mkOption {
      description = "Package.";
      type = types.package;
      default = pkgs.cgit;
    };
  };

  config = mkIf cfg.server.enable {
    ark.directories = [
      config.services.gitolite.dataDir
    ];

    nixfiles.modules.nginx = {
      enable = true;
      virtualHosts.${cfg.server.domain} = {
        locations = {
          "/".extraConfig = let
            cgitrc = pkgs.writeText "cgitrc" ''
              root-title=github sux (⩺_⩹)
              root-desc=https://github.com/azahi
              footer=https://GiveUpGitHub.com

              clone-url=https://${cfg.server.domain}/$CGIT_REPO_URL

              logo=/cgit-custom-logo.gif
              favicon=/cgit-custom-favicon.gif
              css=/cgit-custom-style.css

              about-filter=${cfg.server.package}/lib/cgit/filters/about-formatting.sh
              source-filter=${cfg.server.package}/lib/cgit/filters/syntax-highlighting.py
              commit-filter=${cfg.server.package}/lib/cgit/filters/commit-links.sh

              enable-git-config=1
              enable-gitweb-owner=1
              remove-suffix=1

              readme=:README
              readme=:README.md
              readme=:README.org
              readme=:README.txt
              readme=:readme
              readme=:readme.md
              readme=:readme.org
              readme=:readme.txt

              scan-path=${config.services.gitolite.dataDir}/repositories
            '';
          in ''
            include ${config.services.nginx.package}/conf/fastcgi_params;
            fastcgi_split_path_info ^(/?)(.+)$;
            fastcgi_pass unix:${config.services.fcgiwrap.socketAddress};
            fastcgi_param SCRIPT_FILENAME ${cfg.server.package}/cgit/cgit.cgi;
            fastcgi_param CGIT_CONFIG ${cgitrc};
            fastcgi_param PATH_INFO $uri;
            fastcgi_param QUERY_STRING $args;
            fastcgi_param HTTP_HOST $server_name;
          '';
          "~* ^.+(cgit.css|robots.txt)$".extraConfig = ''
            root ${cfg.server.package}/cgit;
          '';
          "~* ^.+cgit-custom-logo.gif$".extraConfig = ''
            alias ${./logo.gif};
          '';
          "~* ^.+cgit-custom-favicon.gif$".extraConfig = ''
            alias ${./favicon.ico};
          '';
          "~* ^.+cgit-custom-style.css$".extraConfig = let
            css = with config.colourScheme;
              pkgs.writeText "custom.css" ''
                @import url("cgit.css");

                div#cgit {
                  font-family: "${config.fontScheme.monospaceFont.family}", monospace;
                  -moz-tab-size: 4;
                  tab-size: 4;
                }
              '';
          in ''
            alias ${css};
          '';
        };
      };
    };

    services = let
      user = "git";
      group = "git";
    in {
      gitolite = {
        enable = true;
        inherit user group;
        adminPubkey = my.ssh.key;
        extraGitoliteRc = ''
          # This allows hiding repositories via "cgit.ignore"[1].
          #
          # [1]: https://www.omarpolo.com/post/cgit-gitolite.html
          $RC{GIT_CONFIG_KEYS} = '.*';
        '';
      };

      fcgiwrap = {
        enable = true;
        inherit user group;
      };
    };
  };
}

Consider giving Nix/NixOS a try! <3