Add `cluster_vulnerabilities` feature flag

app/assets/javascripts/clusters/agents/components/show.vue

@@ -128,6 +128,7 @@ export default {
       </p>
 
       <gl-tabs>
+        <slot name="ee-security-tab"></slot>
         <gl-tab>
           <template #title>
             <span data-testid="cluster-agent-token-count">

app/assets/javascripts/clusters/agents/index.js

 import Vue from 'vue';
 import VueApollo from 'vue-apollo';
 import createDefaultClient from '~/lib/graphql';
-import AgentShowPage from './components/show.vue';
+import AgentShowPage from 'ee_else_ce/clusters/agents/components/show.vue';
 
 Vue.use(VueApollo);
 

app/controllers/projects/cluster_agents_controller.rb

@@ -3,6 +3,10 @@
 class Projects::ClusterAgentsController < Projects::ApplicationController
   before_action :authorize_can_read_cluster_agent!
 
+  before_action do
+    push_frontend_feature_flag(:cluster_vulnerabilities, project, default_enabled: :yaml)
+  end
+
   feature_category :kubernetes_management
 
   def show
@@ -17,3 +21,5 @@ class Projects::ClusterAgentsController < Projects::ApplicationController
     access_denied!
   end
 end
+
+Projects::ClusterAgentsController.prepend_mod_with('Projects::ClusterAgentsController')

config/feature_flags/development/cluster_vulnerabilities.yml

+---
+name: cluster_vulnerabilities
+introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/73321
+rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/343917
+milestone: '14.5'
+type: development
+group: group::container security
+default_enabled: false

ee/app/assets/javascripts/clusters/agents/components/show.vue

+<script>
+import { GlTab } from '@gitlab/ui';
+import { s__ } from '~/locale';
+import glFeatureFlagMixin from '~/vue_shared/mixins/gl_feature_flags_mixin';
+import AgentShowPage from '~/clusters/agents/components/show.vue';
+
+export default {
+  i18n: {
+    securityTabTitle: s__('ClusterAgents|Security'),
+  },
+  components: { AgentShowPage, GlTab },
+  mixins: [glFeatureFlagMixin()],
+  props: {
+    agentName: {
+      required: true,
+      type: String,
+    },
+    projectPath: {
+      required: true,
+      type: String,
+    },
+  },
+  computed: {
+    showSecurityTab() {
+      return (
+        this.glFeatures.kubernetesClusterVulnerabilities && this.glFeatures.clusterVulnerabilities
+      );
+    },
+  },
+};
+</script>
+
+<template>
+  <agent-show-page v-bind="$props">
+    <template v-if="showSecurityTab" #ee-security-tab>
+      <!-- Placeholder for https://gitlab.com/gitlab-org/gitlab/-/issues/343912-->
+      <gl-tab :title="$options.i18n.securityTabTitle"><div></div></gl-tab>
+    </template>
+  </agent-show-page>
+</template>

ee/app/controllers/ee/projects/cluster_agents_controller.rb

+# frozen_string_literal: true
+
+module EE
+  module Projects
+    module ClusterAgentsController
+      extend ActiveSupport::Concern
+
+      prepended do
+        before_action do
+          push_licensed_feature(:kubernetes_cluster_vulnerabilities, project)
+        end
+      end
+    end
+  end
+end

ee/app/models/license.rb

@@ -174,6 +174,7 @@ class License < ApplicationRecord
     issuable_health_status
     jira_vulnerabilities_integration
     jira_issue_association_enforcement
+    kubernetes_cluster_vulnerabilities
     license_scanning
     personal_access_token_expiration_policy
     prometheus_alerts

ee/spec/frontend/clusters/agents/components/show_spec.js

+import { GlTab } from '@gitlab/ui';
+import { shallowMount } from '@vue/test-utils';
+import { nextTick } from 'vue';
+import { extendedWrapper } from 'helpers/vue_test_utils_helper';
+import ClusterAgentShow from 'ee/clusters/agents/components/show.vue';
+import CEClusterAgentShowPage from '~/clusters/agents/components/show.vue';
+
+describe('ClusterAgentShow', () => {
+  let wrapper;
+  const agentName = 'best-agent';
+  const projectPath = 'path/to/project';
+
+  const createWrapper = ({ glFeatures = {} } = {}) => {
+    wrapper = extendedWrapper(
+      shallowMount(ClusterAgentShow, {
+        propsData: { agentName, projectPath },
+        provide: { glFeatures },
+      }),
+    );
+  };
+
+  const findTab = () => wrapper.findComponent(GlTab);
+  const findCEClusterAgentShowPage = () => wrapper.findComponent(CEClusterAgentShowPage);
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  describe('tab behavior', () => {
+    it.each`
+      title                                                                                                                      | glFeatures                                                                  | tabStatus
+      ${'does not display the tab when no glFeatures are available'}                                                             | ${{}}                                                                       | ${false}
+      ${'does not display the tab when only the "clusterVulnerabilities" flag is true'}                                          | ${{ clusterVulnerabilities: true }}                                         | ${false}
+      ${'does not display the tab when only the "kubernetesClusterVulnerabilities" flag is true'}                                | ${{ kubernetesClusterVulnerabilities: true }}                               | ${false}
+      ${'does display the tab when both the "kubernetesClusterVulnerabilities" flag and "clusterVulnerabilities" flag are true'} | ${{ clusterVulnerabilities: true, kubernetesClusterVulnerabilities: true }} | ${true}
+    `('$title', async ({ glFeatures, tabStatus }) => {
+      createWrapper({ glFeatures });
+      await nextTick();
+      expect(findCEClusterAgentShowPage().props()).toStrictEqual({ agentName, projectPath });
+      expect(findTab().exists()).toBe(tabStatus);
+    });
+  });
+});

locale/gitlab.pot

@@ -7403,6 +7403,9 @@ msgstr ""
 msgid "ClusterAgents|Registration token"
 msgstr ""
 
+msgid "ClusterAgents|Security"
+msgstr ""
+
 msgid "ClusterAgents|Select an Agent"
 msgstr ""
 

spec/frontend/clusters/agents/components/show_spec.js

 import { GlAlert, GlKeysetPagination, GlLoadingIcon, GlSprintf, GlTab } from '@gitlab/ui';
 import { createLocalVue, shallowMount } from '@vue/test-utils';
+import { nextTick } from 'vue';
 import VueApollo from 'vue-apollo';
+import { extendedWrapper } from 'helpers/vue_test_utils_helper';
 import ClusterAgentShow from '~/clusters/agents/components/show.vue';
 import TokenTable from '~/clusters/agents/components/token_table.vue';
 import getAgentQuery from '~/clusters/agents/graphql/queries/get_cluster_agent.query.graphql';
@@ -40,28 +42,34 @@ describe('ClusterAgentShow', () => {
       queryResponse || jest.fn().mockResolvedValue({ data: { project: { clusterAgent } } });
     const apolloProvider = createMockApollo([[getAgentQuery, agentQueryResponse]]);
 
-    wrapper = shallowMount(ClusterAgentShow, {
+    wrapper = extendedWrapper(
+      shallowMount(ClusterAgentShow, {
         localVue,
         apolloProvider,
         propsData,
         stubs: { GlSprintf, TimeAgoTooltip, GlTab },
-    });
+      }),
+    );
   };
 
-  const createWrapperWithoutApollo = ({ clusterAgent, loading = false }) => {
+  const createWrapperWithoutApollo = ({ clusterAgent, loading = false, slots = {} }) => {
     const $apollo = { queries: { clusterAgent: { loading } } };
 
-    wrapper = shallowMount(ClusterAgentShow, {
+    wrapper = extendedWrapper(
+      shallowMount(ClusterAgentShow, {
         propsData,
         mocks: { $apollo, clusterAgent },
+        slots,
         stubs: { GlTab },
-    });
+      }),
+    );
   };
 
-  const findCreatedText = () => wrapper.find('[data-testid="cluster-agent-create-info"]').text();
-  const findLoadingIcon = () => wrapper.find(GlLoadingIcon);
-  const findPaginationButtons = () => wrapper.find(GlKeysetPagination);
-  const findTokenCount = () => wrapper.find('[data-testid="cluster-agent-token-count"]').text();
+  const findCreatedText = () => wrapper.findByTestId('cluster-agent-create-info').text();
+  const findLoadingIcon = () => wrapper.findComponent(GlLoadingIcon);
+  const findPaginationButtons = () => wrapper.findComponent(GlKeysetPagination);
+  const findTokenCount = () => wrapper.findByTestId('cluster-agent-token-count').text();
+  const findEESecurityTabSlot = () => wrapper.findByTestId('ee-security-tab');
 
   afterEach(() => {
     wrapper.destroy();
@@ -87,7 +95,7 @@ describe('ClusterAgentShow', () => {
     });
 
     it('renders token table', () => {
-      expect(wrapper.find(TokenTable).exists()).toBe(true);
+      expect(wrapper.findComponent(TokenTable).exists()).toBe(true);
     });
 
     it('should not render pagination buttons when there are no additional pages', () => {
@@ -188,8 +196,27 @@ describe('ClusterAgentShow', () => {
     });
 
     it('displays an alert message', () => {
-      expect(wrapper.find(GlAlert).exists()).toBe(true);
+      expect(wrapper.findComponent(GlAlert).exists()).toBe(true);
       expect(wrapper.text()).toContain(ClusterAgentShow.i18n.loadingError);
     });
   });
+
+  describe('ee-security-tab slot', () => {
+    it('does not display when a slot is not passed in', async () => {
+      createWrapperWithoutApollo({ clusterAgent: defaultClusterAgent });
+      await nextTick();
+      expect(findEESecurityTabSlot().exists()).toBe(false);
+    });
+
+    it('does display when a slot is passed in', async () => {
+      createWrapperWithoutApollo({
+        clusterAgent: defaultClusterAgent,
+        slots: {
+          'ee-security-tab': `<gl-tab data-testid="ee-security-tab">Security Tab!</gl-tab>`,
+        },
+      });
+      await nextTick();
+      expect(findEESecurityTabSlot().exists()).toBe(true);
+    });
+  });
 });