stockholm/modules/tv/git/cgit.nix

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{ config, lib, pkgs, ... }:
let
inherit (builtins) attrValues filter getAttr;
inherit (lib) concatMapStringsSep mkIf optionalString;
cfg = config.services.git;
isPublicRepo = getAttr "public"; # TODO this is also in ./default.nix
in
{
config = mkIf cfg.cgit {
users.extraUsers = lib.singleton {
name = "fcgiwrap";
uid = 2851179180; # genid fcgiwrap
group = "fcgiwrap";
home = "/var/empty";
};
users.extraGroups = lib.singleton {
name = "fcgiwrap";
gid = 2851179180; # genid fcgiwrap
};
services.fcgiwrap = {
enable = true;
user = "fcgiwrap";
group = "fcgiwrap";
# socketAddress = "/run/fcgiwrap.sock" (default)
# socketType = "unix" (default)
};
environment.etc."cgitrc".text = ''
css=/cgit-static/cgit.css
logo=/cgit-static/cgit.png
# if you do not want that webcrawler (like google) index your site
robots=noindex, nofollow
virtual-root=/cgit
# TODO make this nicer
cache-root=/tmp/cgit
cache-size=1000
enable-commit-graph=1
enable-index-links=1
enable-index-owner=0
enable-log-filecount=1
enable-log-linecount=1
enable-remote-branches=1
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root-title=public repositories at ${config.networking.hostName}
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root-desc=keep calm and engage
snapshots=0
max-stats=year
${concatMapStringsSep "\n" (repo: ''
repo.url=${repo.name}
repo.path=${cfg.dataDir}/${repo.name}
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${optionalString (repo.section != null) "repo.section=${repo.section}"}
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${optionalString (repo.desc != null) "repo.desc=${repo.desc}"}
'') (filter isPublicRepo (attrValues cfg.repos))}
'';
# TODO modular nginx configuration
services.nginx =
let
name = config.networking.hostName;
qname = "${name}.retiolum";
in
{
enable = true;
httpConfig = ''
include ${pkgs.nginx}/conf/mime.types;
default_type application/octet-stream;
sendfile on;
keepalive_timeout 65;
gzip on;
server {
listen 80;
server_name ${name} ${qname} localhost;
root ${pkgs.cgit}/cgit;
location /cgit-static {
rewrite ^/cgit-static(/.*)$ $1 break;
#expires 30d;
}
location /cgit {
include ${pkgs.nginx}/conf/fastcgi_params;
fastcgi_param SCRIPT_FILENAME $document_root/cgit.cgi;
#fastcgi_param PATH_INFO $uri;
fastcgi_split_path_info ^(/cgit/?)(.+)$;
fastcgi_param PATH_INFO $fastcgi_path_info;
fastcgi_param QUERY_STRING $args;
fastcgi_param HTTP_HOST $server_name;
fastcgi_pass unix:${config.services.fcgiwrap.socketAddress};
}
location / {
return 404;
}
}
'';
};
};
}