Add group runners page

This change add a new page to manage group runners behind the
feature flag runner_list_group_view_vue_ui.

The new page is added to the sidebar menu as CI/CD -> Runners.

app/assets/javascripts/pages/groups/runners/index.js

+import { initGroupRunners } from '~/runner/group_runners';
+
+initGroupRunners();

app/assets/javascripts/runner/group_runners/group_runners_app.vue

+<script>
+import RunnerTypeHelp from '../components/runner_type_help.vue';
+
+export default {
+  components: {
+    RunnerTypeHelp,
+  },
+};
+</script>
+
+<template>
+  <div>
+    <div class="row">
+      <div class="col-sm-6">
+        <runner-type-help />
+      </div>
+    </div>
+  </div>
+</template>

app/assets/javascripts/runner/group_runners/index.js

+import Vue from 'vue';
+import GroupRunnersApp from './group_runners_app.vue';
+
+export const initGroupRunners = (selector = '#js-group-runners') => {
+  const el = document.querySelector(selector);
+
+  if (!el) {
+    return null;
+  }
+
+  return new Vue({
+    el,
+    render(h) {
+      return h(GroupRunnersApp);
+    },
+  });
+};

app/controllers/groups/runners_controller.rb

 # frozen_string_literal: true
 class Groups::RunnersController < Groups::ApplicationController
-  # Proper policies should be implemented per
-  # https://gitlab.com/gitlab-org/gitlab-foss/issues/45894
+  # TODO Proper policies, such as `read_group_runners, should be implemented per
+  # https://gitlab.com/gitlab-org/gitlab/-/issues/334802
   before_action :authorize_admin_group!
-
+  before_action :runner_list_group_view_vue_ui_enabled, only: [:index]
   before_action :runner, only: [:edit, :update, :destroy, :pause, :resume, :show]
   feature_category :runner
+  def index
+  end
+
+  def runner_list_group_view_vue_ui_enabled
+    return render_404 unless Feature.enabled?(:runner_list_group_view_vue_ui, group, default_enabled: :yaml)
+  end
+
   def show
   end

app/helpers/groups_helper.rb

@@ -250,6 +250,12 @@ def get_group_sidebar_links
       can?(current_user, "read_group_#{resource}".to_sym, @group)
     end
+    # TODO Proper policies, such as `read_group_runners, should be implemented per
+    # See https://gitlab.com/gitlab-org/gitlab/-/issues/334802
+    if can?(current_user, :admin_group, @group) && Feature.enabled?(:runner_list_group_view_vue_ui, @group, default_enabled: :yaml)
+      links << :runners
+    end
+
     if can?(current_user, :read_cluster, @group)
       links << :kubernetes
     end

app/views/groups/runners/index.html.haml

+- page_title s_('Runners|Runners')
+
+%h2.page-title
+  = s_('Runners|Group Runners')
+
+#js-group-runners

app/views/layouts/nav/sidebar/_group_menus.html.haml

@@ -92,6 +92,23 @@
 = render_if_exists "layouts/nav/ee/push_rules_link" # EE-specific
+- if group_sidebar_link?(:runners)
+  = nav_link(path: 'groups/runners#index') do
+    = link_to group_runners_path(@group), title: _('CI/CD'), class: 'has-sub-items' do
+      .nav-icon-container
+        = sprite_icon('rocket')
+      %span.nav-item-name
+        = _('CI/CD')
+    %ul.sidebar-sub-level-items
+      = nav_link(path: 'groups/runners#index', html_options: { class: "fly-out-top-item" } ) do
+        = link_to group_runners_path(@group), title: _('CI/CD') do
+          %strong.fly-out-top-item-name
+            = _('CI/CD')
+      %li.divider.fly-out-top-item
+      = nav_link(path: 'groups/runners#index') do
+        = link_to group_runners_path(@group), title: s_('Runners|Runners') do
+          %span= s_('Runners|Runners')
+
 - if group_sidebar_link?(:kubernetes)
   = nav_link(controller: [:clusters]) do
     = link_to group_clusters_path(@group) do
@@ -145,7 +162,7 @@
           %span
             = _('Repository')
-      = nav_link(controller: [:ci_cd, 'groups/runners']) do
+      = nav_link(path: ['groups/runners#show', 'groups/runners#edit'], controller: [:ci_cd]) do
         = link_to group_settings_ci_cd_path(@group), title: _('CI/CD') do
           %span
             = _('CI/CD')

config/feature_flags/development/runner_list_group_view_vue_ui.yml

+---
+name: runner_list_group_view_vue_ui
+introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/66376
+rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/336405
+milestone: '14.2'
+type: development
+group: group::runner
+default_enabled: false

ee/spec/features/groups/navbar_spec.rb

@@ -105,6 +105,7 @@
     before do
       group.add_owner(user)
+      insert_after_nav_item(_('Push Rules'), new_nav_item: ci_cd_nav_item)
       insert_after_nav_item(_('Analytics'), new_nav_item: settings_nav_item)
       insert_after_nav_item(_('Settings'), new_nav_item: administration_nav_item)
@@ -120,6 +121,7 @@
       group.add_owner(user)
+      insert_after_nav_item(_('Push Rules'), new_nav_item: ci_cd_nav_item)
       insert_after_nav_item(_('Analytics'), new_nav_item: settings_nav_item)
       insert_after_nav_item(
         _('Settings'),
@@ -156,6 +158,7 @@
       stub_licensed_features(security_dashboard: true, group_level_compliance_dashboard: true)
+      insert_after_nav_item(_('Push Rules'), new_nav_item: ci_cd_nav_item)
       insert_after_nav_item(_('Analytics'), new_nav_item: settings_nav_item)
       insert_after_nav_item(_('Settings'), new_nav_item: administration_nav_item)

locale/gitlab.pot

@@ -28198,6 +28198,9 @@ msgstr ""
 msgid "Runners|For each solution, you will choose a capacity. 1 enables warm HA through Auto Scaling group re-spawn. 2 enables hot HA because the service is available even when a node is lost. 3 or more enables hot HA and manual scaling of runner fleet."
 msgstr ""
+msgid "Runners|Group Runners"
+msgstr ""
+
 msgid "Runners|IP Address"
 msgstr ""
@@ -28270,6 +28273,9 @@ msgstr ""
 msgid "Runners|Runner registration"
 msgstr ""
+msgid "Runners|Runners"
+msgstr ""
+
 msgid "Runners|Shared runners are available to every project in a GitLab instance. If you want a runner to build only specific projects, restrict the project in the table below. After you restrict a runner to a project, you cannot change it back to a shared runner."
 msgstr ""

spec/controllers/groups/runners_controller_spec.rb

@@ -15,6 +15,33 @@
     sign_in(user)
   end
+  describe '#index' do
+    context 'when user is owner' do
+      before do
+        group.add_owner(user)
+      end
+
+      it 'renders show with 200 status code' do
+        get :index, params: { group_id: group }
+
+        expect(response).to have_gitlab_http_status(:ok)
+        expect(response).to render_template(:index)
+      end
+    end
+
+    context 'when user is not owner' do
+      before do
+        group.add_maintainer(user)
+      end
+
+      it 'renders a 404' do
+        get :index, params: { group_id: group }
+
+        expect(response).to have_gitlab_http_status(:not_found)
+      end
+    end
+  end
+
   describe '#show' do
     context 'when user is owner' do
       before do

spec/features/groups/settings/user_searches_in_settings_spec.rb

@@ -40,7 +40,7 @@
       visit group_settings_ci_cd_path(group)
     end
-    it_behaves_like 'can search settings', 'Variables', 'Runners'
+    it_behaves_like 'can search settings', 'Variables', 'Auto DevOps'
   end
   context 'in Packages & Registries page' do

spec/frontend/runner/group_runners/group_runners_app_spec.js

+import { shallowMount } from '@vue/test-utils';
+import RunnerTypeHelp from '~/runner/components/runner_type_help.vue';
+import GroupRunnersApp from '~/runner/group_runners/group_runners_app.vue';
+
+describe('GroupRunnersApp', () => {
+  let wrapper;
+
+  const findRunnerTypeHelp = () => wrapper.findComponent(RunnerTypeHelp);
+
+  const createComponent = ({ mountFn = shallowMount } = {}) => {
+    wrapper = mountFn(GroupRunnersApp);
+  };
+
+  beforeEach(() => {
+    createComponent();
+  });
+
+  it('shows the runner type help', () => {
+    expect(findRunnerTypeHelp().exists()).toBe(true);
+  });
+});

spec/helpers/groups_helper_spec.rb

@@ -313,15 +313,30 @@
     it 'returns all the expected links' do
       links = [
         :overview, :activity, :issues, :labels, :milestones, :merge_requests,
-        :group_members, :settings
+        :runners, :group_members, :settings
       ]
       expect(helper.group_sidebar_links).to include(*links)
     end
-    it 'includes settings when the user can admin the group' do
+    it 'excludes runners when the user cannot admin the group' do
       expect(helper).to receive(:current_user) { user }
-      expect(helper).to receive(:can?).with(user, :admin_group, group) { false }
+      # TODO Proper policies, such as `read_group_runners, should be implemented per
+      # See https://gitlab.com/gitlab-org/gitlab/-/issues/334802
+      expect(helper).to receive(:can?).twice.with(user, :admin_group, group) { false }
+
+      expect(helper.group_sidebar_links).not_to include(:runners)
+    end
+
+    it 'excludes runners when the feature "runner_list_group_view_vue_ui" is disabled' do
+      stub_feature_flags(runner_list_group_view_vue_ui: false)
+
+      expect(helper.group_sidebar_links).not_to include(:runners)
+    end
+
+    it 'excludes settings when the user can admin the group' do
+      expect(helper).to receive(:current_user) { user }
+      expect(helper).to receive(:can?).twice.with(user, :admin_group, group) { false }
       expect(helper.group_sidebar_links).not_to include(:settings)
     end

spec/support/shared_contexts/navbar_structure_context.rb

@@ -176,6 +176,15 @@
     }
   end
+  let(:ci_cd_nav_item) do
+    {
+      nav_item: _('CI/CD'),
+      nav_sub_items: [
+        s_('Runners|Runners')
+      ]
+    }
+  end
+
   let(:issues_nav_items) do
     [
       _('List'),