diff options
Diffstat (limited to 'Biz/Cloud')
| -rw-r--r-- | Biz/Cloud/Cgit.nix | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/Biz/Cloud/Cgit.nix b/Biz/Cloud/Cgit.nix new file mode 100644 index 0000000..78eda7b --- /dev/null +++ b/Biz/Cloud/Cgit.nix @@ -0,0 +1,132 @@ +{ config, lib, pkgs, ... }: + +with lib; +let + globalConfig = config; + settingsFormat = { + type = with lib.types; let + value = oneOf [ int str ] // { + description = "INI-like atom (int or string)"; + }; + values = coercedTo value lib.singleton (listOf value) // { + description = value.description + " or a list of them for duplicate keys"; + }; + in + attrsOf (values); + generate = name: values: + pkgs.writeText name (lib.generators.toKeyValue { listsAsDuplicateKeys = true; } values); + }; +in +{ + options.services.nginx.virtualHosts = mkOption { + type = types.attrsOf (types.submodule ({ config, ... }: + let + cfg = config.cgit; + + # These are the global options for this submodule, but for nicer UX they + # are inlined into the freeform settings. Hence they MUST NOT INTERSECT + # with any settings from cgitrc! + options = { + enable = mkEnableOption "cgit"; + + location = mkOption { + default = "/"; + type = types.str; + description = '' + Location to serve cgit on. + ''; + }; + }; + + # Remove the global options for serialization into cgitrc + settings = removeAttrs cfg (attrNames options); + in + { + options.cgit = mkOption { + type = types.submodule { + freeformType = settingsFormat.type; + inherit options; + config = { + css = mkDefault "/cgit.css"; + logo = mkDefault "/cgit.png"; + favicon = mkDefault "/favicon.ico"; + }; + }; + default = { }; + example = literalExample '' + { + enable = true; + virtual-root = "/"; + source-filter = "''${pkgs.cgit}/lib/cgit/filters/syntax-highlighting.py"; + about-filter = "''${pkgs.cgit}/lib/cgit/filters/about-formatting.sh"; + cache-size = 1000; + scan-path = "/srv/git"; + include = [ + (builtins.toFile "cgitrc-extra-1" ''' + # Anything that has to be in a particular order + ''') + (builtins.toFile "cgitrc-extra-2" ''' + # Anything that has to be in a particular order + ''') + ]; + } + ''; + description = '' + Verbatim contents of the cgit runtime configuration file. Documentation + (with cgitrc example file) is available in "man cgitrc". Or online: + http://git.zx2c4.com/cgit/tree/cgitrc.5.txt + ''; + }; + + config = let + location = removeSuffix "/" cfg.location; + in mkIf cfg.enable { + + locations."${location}/" = { + root = "${pkgs.cgit}/cgit/"; + tryFiles = "$uri @cgit"; + }; + locations."~ ^${location}/(cgit.(css|png)|favicon.ico|robots.txt)$" = { + alias = "${pkgs.cgit}/cgit/$1"; + }; + locations."@cgit" = { + extraConfig = '' + include ${pkgs.nginx}/conf/fastcgi_params; + fastcgi_param CGIT_CONFIG ${settingsFormat.generate "cgitrc" settings}; + fastcgi_param SCRIPT_FILENAME ${pkgs.cgit}/cgit/cgit.cgi; + fastcgi_param QUERY_STRING $args; + fastcgi_param HTTP_HOST $server_name; + fastcgi_pass unix:${globalConfig.services.fcgiwrap.socketAddress}; + '' + ( + if cfg.location == "/" + then + '' + fastcgi_param PATH_INFO $uri; + '' + else + '' + fastcgi_split_path_info ^(${location}/)(/?.+)$; + fastcgi_param PATH_INFO $fastcgi_path_info; + '' + ); + }; + }; + + })); + }; + + config = + let + vhosts = config.services.nginx.virtualHosts; + in + mkIf (any (name: vhosts.${name}.cgit.enable) (attrNames vhosts)) { + # make the cgitrc manpage available + environment.systemPackages = [ pkgs.cgit ]; + + services.fcgiwrap.enable = true; + }; + + meta = { + maintainers = with lib.maintainers; [ bsima ]; # afix-space hmenke ]; + }; +} |