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|
{
config,
lib,
pkgs,
...
}: let
cfg = config.vhack.git-server;
cgitCss = import ./css.nix {
inherit pkgs;
cgitPkg =
config.services.cgit."${cfg.domain}".package;
};
/*
Until <https://github.com/NixOS/nixpkgs/pull/317293> is merged into
nixpkgs, we have to do the list to string conversion ourselves:
*/
toCgitRc = list: lib.strings.concatStringsSep " " list;
in {
options.vhack.git-server = {
enable = lib.mkEnableOption ''
a lightweight git-server, realised with cgit and gitolite.
'';
domain = lib.mkOption {
type = lib.types.str;
default = "git.vhack.eu";
description = ''
The domain this git instance will run under.
'';
};
gitolite = {
adminPubkey = lib.mkOption {
description = ''
The initial key to use for gitolite. This will only be used for the initial
clone of the `gitolite-admin` repository.
'';
type = lib.types.str;
default = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIAe4o1PM6VasT3KZNl5NYvgkkBrPOg36dqsywd10FztS openpgp:0x21D20D6A";
};
};
};
config = lib.mkIf cfg.enable {
programs.git = {
enable = true;
config = {
init = {
defaultBranch = "main";
};
};
};
# Needed for the nginx proxy and the virtual host
vhack.nginx.enable = true;
services = {
fcgiwrap = {
# NOTE: This is needed as `cgit` otherwise fails to run `git` commands in the git
# repositories (for example, when cloning a repository over http). <2024-08-02>
# FIXME: Is there a way to not run _all_ wrapped cgi things as `git`? <2024-08-02>
user = "git";
group = "nginx";
};
gitolite = {
inherit (cfg.gitolite) adminPubkey;
enable = true;
dataDir = "/srv/gitolite";
user = "git";
group = "git";
extraGitoliteRc = ''
$RC{UMASK} = 0027; # Enable group access, important for cgit.
'';
};
cgit."${cfg.domain}" = {
enable = true;
package = pkgs.cgit-pink;
scanPath = "${config.services.gitolite.dataDir}/repositories";
settings = {
branch-sort = "age";
# Allow users to download a repo checkout with these compression formats
snapshots = toCgitRc ["tar.gz" "zip"];
# The template used to generate the clone url for https clone.
clone-url = toCgitRc ["https://${cfg.domain}/$CGIT_REPO_URL" "ssh://git@${cfg.domain}/$CGIT_REPO_URL"];
enable-http-clone = true;
# TODO: We might want to add an logo and readme here <2024-07-31>
# logo = "<url>";
# root-readme = "/some/readme/file"
root-desc = "The cgit instance of ${cfg.domain}!";
root-title = "${
lib.strings.toUpper (builtins.substring 0 1 cfg.domain) + builtins.substring 1 (builtins.stringLength cfg.domain) cfg.domain
} cgit instace";
# Set the default maximum statistics period. Valid values are "week",
# "month", "quarter" and "year".
max-stats = "week";
readme = toCgitRc [
":README.md"
":readme.md"
":README.mkd"
":readme.mkd"
":README.rst"
":readme.rst"
":README.html"
":readme.html"
":README.htm"
":readme.htm"
":README.txt"
":readme.txt"
":README"
":readme"
":INSTALL.md"
":install.md"
":INSTALL.mkd"
":install.mkd"
":INSTALL.rst"
":install.rst"
":INSTALL.html"
":install.html"
":INSTALL.htm"
":install.htm"
":INSTALL.txt"
":install.txt"
":INSTALL"
":install"
];
enable-blame = true;
enable-commit-graph = true;
enable-subject-links = true;
enable-follow-links = true;
enable-index-links = true;
enable-index-owner = true;
# NOTE: This allows cgit to take configuration from the bare git repositories:
# eg. `cgit.section` should set the section, `cgit.homepage` the homepage,
# `gitweb.owner` the owner and `gitweb.description` the description of the repo. <2024-08-02>
enable-git-config = true;
# Remove the `.git` suffix from scanned repositories (this must be set _before_ `scan-path`)
remove-suffix = true;
css = "${cgitCss}";
# This is a number of path elements to treat as section.
# Set this to a big number to ensure all path elements are treated as sections.
section-from-path = 1000;
project-list = "${config.services.gitolite.dataDir}/projects.list";
# TODO: We might want to use the kernel.org `libravatar.lua` email-filter <2024-07-31>
source-filter = "${config.services.cgit."${cfg.domain}".package}/lib/cgit/filters/syntax-highlighting.py";
about-filter = "${config.services.cgit."${cfg.domain}".package}/lib/cgit/filters/about-formatting.sh";
};
};
nginx.virtualHosts."${cfg.domain}" = {
enableACME = true;
forceSSL = true;
# locations = {
# "= /cgit.css" = {
# alias = cgitCss.outPath;
# };
# };
};
};
};
}
|
