nixos/gitlab: fixes

- fix timezone data not found
- fix module, add simple test
- allow to set port

nixos/modules/services/misc/gitlab.nix

···
   '';
   gitlabShellYml = ''
     user: gitlab
-    gitlab_url: "http://localhost:8080/"
+    gitlab_url: "http://${cfg.host}:${toString cfg.port}/"
     http_settings:
       self_signed_cert: false
     repos_path: "${cfg.stateDir}/repositories"
···
           --set GITLAB_SHELL_CONFIG_PATH "${cfg.stateDir}/shell/config.yml"\
           --set GITLAB_SHELL_SECRET_PATH "${cfg.stateDir}/config/gitlab_shell_secret"\
           --set GITLAB_HOST "${cfg.host}"\
+          --set GITLAB_PORT "${toString cfg.port}"\
           --set GITLAB_BACKUP_PATH"${cfg.backupPath}"\
           --set RAILS_ENV "production"
     '';
···
       satelliteDir = mkOption {
         type = types.str;
         default = "/var/gitlab/git-satellites";
-        description = "Directory to store checked out git trees requires for operation.";
+        description = "Gitlab directory to store checked out git trees requires for operation.";
       };
 
       stateDir = mkOption {
         type = types.str;
         default = "/var/gitlab/state";
-        description = "The state directory, logs are stored here.";
+        description = "Gitlab state directory, logs are stored here.";
       };
 
       backupPath = mkOption {
         type = types.str;
         default = cfg.stateDir + "/backup";
-        description = "Path for backups.";
+        description = "Gitlab path for backups.";
       };
 
       databaseHost = mkOption {
         type = types.str;
         default = "127.0.0.1";
-        description = "Database hostname";
+        description = "Gitlab database hostname.";
       };
 
       databasePassword = mkOption {
         type = types.str;
         default = "";
-        description = "Database user password";
+        description = "Gitlab database user password.";
       };
 
       databaseName = mkOption {
         type = types.str;
         default = "gitlab";
-        description = "Database name";
+        description = "Gitlab database name.";
       };
 
       databaseUsername = mkOption {
         type = types.str;
         default = "gitlab";
-        description = "Database user";
+        description = "Gitlab database user.";
       };
 
       emailFrom = mkOption {
···
       host = mkOption {
         type = types.str;
         default = config.networking.hostName;
-        description = "The gitlab host name. Used e.g. for copy-paste URLs.";
+        description = "Gitlab host name. Used e.g. for copy-paste URLs.";
+      };
+
+      port = mkOption {
+        type = types.int;
+        default = 8080;
+        description = "Gitlab server listening port.";
       };
     };
   };
···
     services.redis.enable = mkDefault true;
     # We use postgres as the main data store.
     services.postgresql.enable = mkDefault true;
+    services.postgresql.package = mkDefault pkgs.postgresql;
     # Use postfix to send out mails.
     services.postfix.enable = mkDefault true;
 
···
       environment.GITLAB_SHELL_CONFIG_PATH = "${cfg.stateDir}/shell/config.yml";
       environment.GITLAB_SHELL_SECRET_PATH = "${cfg.stateDir}/config/gitlab_shell_secret";
       environment.GITLAB_HOST = "${cfg.host}";
+      environment.GITLAB_PORT = "${toString cfg.port}";
       environment.GITLAB_DATABASE_HOST = "${cfg.databaseHost}";
       environment.GITLAB_DATABASE_PASSWORD = "${cfg.databasePassword}";
       environment.RAILS_ENV = "production";
···
       environment.BUNDLE_GEMFILE = "${pkgs.gitlab}/share/gitlab/Gemfile";
       environment.GITLAB_EMAIL_FROM = "${cfg.emailFrom}";
       environment.GITLAB_HOST = "${cfg.host}";
+      environment.GITLAB_PORT = "${toString cfg.port}";
       environment.GITLAB_DATABASE_HOST = "${cfg.databaseHost}";
       environment.GITLAB_DATABASE_PASSWORD = "${cfg.databasePassword}";
       environment.RAILS_ENV = "production";

nixos/tests/gitlab.nix

···
+# This test runs gitlab and checks if it works
+
+import ./make-test.nix {
+  name = "gitlab";
+
+  nodes = {
+    gitlab = { config, pkgs, ... }: {
+      virtualisation.memorySize = 768;
+      services.gitlab.enable = true;
+      services.gitlab.databasePassword = "gitlab";
+    };
+  };
+
+  testScript = ''
+    $gitlab->start();
+    $gitlab->waitForUnit("gitlab.service");
+    $gitlab->waitUntilSucceeds("curl http://localhost:8080");
+  '';
+}

pkgs/applications/version-management/gitlab/default.nix

···
-{ stdenv, fetchurl, ruby, rubyLibs, libxslt, libxml2, pkgconfig, libffi, postgresql, libyaml, ncurses, curl, openssh, redis, zlib, icu, checkinstall, logrotate, docutils, cmake, git, gdbm, readline, unzip, gnumake, which }:
+{ stdenv, fetchurl, ruby, rubyLibs, libiconv, libxslt, libxml2, pkgconfig, libffi, postgresql, libyaml, ncurses, curl, openssh, redis, zlib, icu, checkinstall, logrotate, docutils, cmake, git, gdbm, readline, unzip, gnumake, which, tzdata }:
 
 let
   gemspec = map (gem: fetchurl { url=gem.url; sha256=gem.hash; }) (import ./Gemfile.nix);
···
 
     # See https://github.com/gitlabhq/gitlab-public-wiki/wiki/Trouble-Shooting-Guide:
     bundle install -j4 --verbose --local --deployment --without development test mysql
+
+    # Fix timezone data directory
+    substituteInPlace $out/share/gitlab/vendor/bundle/ruby/*/gems/tzinfo-*/lib/tzinfo/zoneinfo_data_source.rb \
+      --replace "/etc/zoneinfo" "${tzdata}/share/zoneinfo"
 
     # For reasons I don't understand "bundle exec" ignores the
     # RAILS_ENV causing tests to be executed that fail because we're

pkgs/top-level/all-packages.nix

···
 
   gifsicle = callPackage ../tools/graphics/gifsicle { };
 
-  gitlab = callPackage ../applications/version-management/gitlab { };
+  gitlab = callPackage ../applications/version-management/gitlab {
+    libiconv = libiconvOrLibc;
+  };
 
   gitlab-shell = callPackage ../applications/version-management/gitlab-shell { };