systems/eldiron/gitolite/default.nix

   1 { lib, pkgs, config, ... }:
   2 let
   3     cfg = config.myServices.gitolite;
   4 in {
   5   options.myServices.gitolite = {
   6     enable = lib.mkEnableOption "my gitolite service";
   7     gitoliteDir = lib.mkOption {
   8       type = lib.types.str;
   9       default = "/var/lib/gitolite";
  10     };
  11   };
  12
  13   config = lib.mkIf cfg.enable {
  14     services.borgBackup.profiles.global.ignoredPaths = [
  15       "gitolite/.nix-.*"
  16       "gitolite/.ssh"
  17       "gitolite/.vim.*"
  18       "gitolite/.bash_history"
  19     ];
  20     services.borgBackup.profiles.global.includedPaths = [
  21       "gitolite/gitolite_ldap_groups.sh"
  22       "gitolite/projects.list"
  23       "gitolite/.gitolite.rc"
  24       "gitolite/.gitolite"
  25       "gitolite/repositories/github"
  26       "gitolite/repositories/testing.git"
  27       "gitolite/repositories/gitolite-admin.git"
  28
  29     ];
  30     myServices.dns.zones."immae.eu".subdomains.git =
  31       with config.myServices.dns.helpers; ips servers.eldiron.ips.main;
  32
  33     myServices.chatonsProperties.services.gitolite = {
  34       file.datetime = "2022-08-21T10:01:00";
  35       service = {
  36         name = "Gitolite";
  37         description = "Gitolite allows you to setup git hosting on a central server, with fine-grained access control and many more powerful features.";
  38         website = "https://git.immae.eu";
  39         logo = "https://git.immae.eu/cgit-css/favicon.ico";
  40         status.level = "OK";
  41         status.description = "OK";
  42         registration."" = ["MEMBER" "CLIENT"];
  43         registration.load = "OPEN";
  44         install.type = "PACKAGE";
  45         guide.user = "https://www.immae.eu/docs/forge-logicielle.html";
  46       };
  47       software = {
  48         name = "Gitolite";
  49         website = "https://gitolite.com/gitolite/";
  50         license.url = "https://github.com/sitaramc/gitolite/blob/master/COPYING";
  51         license.name = "GNU General Public License v2.0";
  52         version = pkgs.gitolite.version;
  53         source.url = "https://github.com/sitaramc/gitolite";
  54       };
  55     };
  56     myServices.ssh.modules.gitolite = {
  57       snippet = builtins.readFile ./ldap_gitolite.sh;
  58       dependencies = [ pkgs.gitolite ];
  59       vars.ldap_group = "cn=users,cn=gitolite,ou=services,dc=immae,dc=eu";
  60       vars.shell_path = "${pkgs.gitolite}/bin/gitolite-shell";
  61       vars.services = let
  62         toLine = login: key: ''command="${pkgs.gitolite}/bin/gitolite-shell ${login}",no-port-forwarding,no-X11-forwarding,no-agent-forwarding,no-pty ${key}'';
  63       in builtins.concatStringsSep "\n" [
  64         (toLine "naemon" config.myEnv.monitoring.ssh_public_key)
  65         (toLine "buildbot" config.myEnv.buildbot.ssh_key.public)
  66       ];
  67     };
  68     networking.firewall.allowedTCPPorts = [ 9418 ];
  69
  70     secrets.keys."gitolite/ldap_password" = {
  71       user = "gitolite";
  72       group = "gitolite";
  73       permissions = "0400";
  74       text = config.myEnv.tools.gitolite.ldap.password;
  75     };
  76
  77     services.gitDaemon = {
  78       enable = true;
  79       user = "gitolite";
  80       group = "gitolite";
  81       basePath = "${cfg.gitoliteDir}/repositories";
  82     };
  83
  84     system.activationScripts.gitolite = let
  85       deps = [ pkgs.openldap pkgs.stdenv.shellPackage pkgs.gnugrep pkgs.coreutils ];
  86       gitolite_ldap_groups = pkgs.runCommand "gitolite_ldap_groups.sh" {
  87         buildInputs = [ pkgs.makeWrapper ];
  88       } ''
  89         makeWrapper "${./gitolite_ldap_groups.sh}" "$out" \
  90           --prefix PATH : ${lib.makeBinPath deps} \
  91           --set LDAP_PASS_PATH ${config.secrets.fullPaths."gitolite/ldap_password"}
  92         '';
  93     in {
  94       deps = [ "users" ];
  95       text = ''
  96         if [ -d ${cfg.gitoliteDir} ]; then
  97           ln -sf ${gitolite_ldap_groups} ${cfg.gitoliteDir}/gitolite_ldap_groups.sh
  98           chmod g+rx ${cfg.gitoliteDir}
  99         fi
 100         if [ -f ${cfg.gitoliteDir}/projects.list ]; then
 101           chmod g+r ${cfg.gitoliteDir}/projects.list
 102         fi
 103       '';
 104     };
 105
 106     users.users.wwwrun.extraGroups = [ "gitolite" ];
 107     users.users.gitolite.extraGroups = [ "keys" ];
 108
 109     users.users.gitolite.packages = let
 110       python-packages = python-packages: with python-packages; [
 111         simplejson
 112         apprise
 113         sleekxmpp
 114         urllib3
 115         pyyaml
 116       ];
 117     in
 118       [
 119         # For some reason it absolutely wants to include "doc" output
 120         ((pkgs.python39.withPackages python-packages) // { doc = ""; })
 121         pkgs.nettools
 122         pkgs.findutils
 123       ];
 124     # Installation: https://git.immae.eu/mantisbt/view.php?id=93
 125     services.gitolite = {
 126       enable = true;
 127       adminPubkey = config.myEnv.sshd.rootKeys.immae_dilion;
 128     };
 129     myServices.monitoring.fromMasterActivatedPlugins = [ "git" ];
 130     myServices.monitoring.fromMasterObjects.service = [
 131       {
 132         service_description = "gitolite is working";
 133         host_name = config.hostEnv.fqdn;
 134         use = "external-web-service";
 135         check_command = "check_git";
 136
 137         servicegroups = "webstatus-remote-services";
 138         _webstatus_name = "Git";
 139         _webstatus_url = "git.immae.eu";
 140       }
 141     ];
 142   };
 143 }