NP licensing plugin improvements (#51818)

* add onPreResponse interceptor

* use onPreResponse interceptor to add license sign

* expose registerPreResponse to plugins

* refresh for license update get the most fresh license

* license plugin injects own header for signature:  'kbn-license-sig'

* add integration tests for license type and license header

* switch config to duration

* don't run interceptor on anon paths. add tests

* add functional tests for licensing plugin

* regen docs

* fix test in security due to updated mocks;

* update snapshots accoring to new mock implementation

* migrate license expired banner to NP

* add readme for the licensing plugin

* remove outdated import. licensing has separate functional tests

* add tag for test to run on CI

* regen docs

* Update x-pack/plugins/licensing/README.md

Co-Authored-By: Josh Dover <me@joshdover.com>

* update tests

src/core/MIGRATION.md

@@ -1225,6 +1225,7 @@ In server code, `core` can be accessed from either `server.newPlatform` or `kbnS
 | `request.getBasePath()`                            | [`core.http.basePath.get`](/docs/development/core/server/kibana-plugin-server.httpservicesetup.basepath.md)                       |                                                                             |
 | `server.plugins.elasticsearch.getCluster('data')`  | [`core.elasticsearch.dataClient$`](/docs/development/core/server/kibana-plugin-server.elasticsearchservicesetup.dataclient_.md)   | Handlers will also include a pre-configured client                          |
 | `server.plugins.elasticsearch.getCluster('admin')` | [`core.elasticsearch.adminClient$`](/docs/development/core/server/kibana-plugin-server.elasticsearchservicesetup.adminclient_.md) | Handlers will also include a pre-configured client                          |
+| `xpackMainPlugin.info.feature(pluginID).registerLicenseCheckResultsGenerator` | [`x-pack licensing plugin`](/x-pack/plugins/licensing/README.md) | |
 
 _See also: [Server's CoreSetup API Docs](/docs/development/core/server/kibana-plugin-server.coresetup.md)_
 

src/core/public/http/http_service.mock.ts

@@ -21,10 +21,10 @@ import { HttpService } from './http_service';
 import { HttpSetup } from './types';
 import { BehaviorSubject } from 'rxjs';
 import { BasePath } from './base_path_service';
-import { AnonymousPaths } from './anonymous_paths';
 
 export type HttpSetupMock = jest.Mocked<HttpSetup> & {
   basePath: BasePath;
+  anonymousPaths: jest.Mocked<HttpSetup['anonymousPaths']>;
 };
 
 const createServiceMock = ({ basePath = '' } = {}): HttpSetupMock => ({
@@ -37,7 +37,10 @@ const createServiceMock = ({ basePath = '' } = {}): HttpSetupMock => ({
   delete: jest.fn(),
   options: jest.fn(),
   basePath: new BasePath(basePath),
-  anonymousPaths: new AnonymousPaths(new BasePath(basePath)),
+  anonymousPaths: {
+    register: jest.fn(),
+    isAnonymous: jest.fn(),
+  },
   addLoadingCount: jest.fn(),
   getLoadingCount$: jest.fn().mockReturnValue(new BehaviorSubject(0)),
   stop: jest.fn(),

src/core/public/mocks.ts

@@ -18,7 +18,7 @@
  */
 import { applicationServiceMock } from './application/application_service.mock';
 import { chromeServiceMock } from './chrome/chrome_service.mock';
-import { CoreContext, CoreSetup, CoreStart, PluginInitializerContext, NotificationsSetup } from '.';
+import { CoreContext, PluginInitializerContext } from '.';
 import { docLinksServiceMock } from './doc_links/doc_links_service.mock';
 import { fatalErrorsServiceMock } from './fatal_errors/fatal_errors_service.mock';
 import { httpServiceMock } from './http/http_service.mock';
@@ -42,7 +42,7 @@ export { overlayServiceMock } from './overlays/overlay_service.mock';
 export { uiSettingsServiceMock } from './ui_settings/ui_settings_service.mock';
 
 function createCoreSetupMock({ basePath = '' } = {}) {
-  const mock: MockedKeys<CoreSetup> & { notifications: MockedKeys<NotificationsSetup> } = {
+  const mock = {
     application: applicationServiceMock.createSetupContract(),
     context: contextServiceMock.createSetupContract(),
     fatalErrors: fatalErrorsServiceMock.createSetupContract(),
@@ -58,7 +58,7 @@ function createCoreSetupMock({ basePath = '' } = {}) {
 }
 
 function createCoreStartMock({ basePath = '' } = {}) {
-  const mock: MockedKeys<CoreStart> & { notifications: MockedKeys<NotificationsSetup> } = {
+  const mock = {
     application: applicationServiceMock.createStartContract(),
     chrome: chromeServiceMock.createStartContract(),
     docLinks: docLinksServiceMock.createStartContract(),

src/core/server/http/http_service.mock.ts

@@ -25,6 +25,7 @@ import { OnPreAuthToolkit } from './lifecycle/on_pre_auth';
 import { AuthToolkit } from './lifecycle/auth';
 import { sessionStorageMock } from './cookie_session_storage.mocks';
 import { OnPostAuthToolkit } from './lifecycle/on_post_auth';
+import { OnPreResponseToolkit } from './lifecycle/on_pre_response';
 
 export type HttpServiceSetupMock = jest.Mocked<InternalHttpServiceSetup> & {
   basePath: jest.Mocked<InternalHttpServiceSetup['basePath']>;
@@ -93,12 +94,17 @@ const createAuthToolkitMock = (): jest.Mocked<AuthToolkit> => ({
   authenticated: jest.fn(),
 });
 
+const createOnPreResponseToolkitMock = (): jest.Mocked<OnPreResponseToolkit> => ({
+  next: jest.fn(),
+});
+
 export const httpServiceMock = {
   create: createHttpServiceMock,
   createBasePath: createBasePathMock,
   createSetupContract: createSetupContractMock,
   createOnPreAuthToolkit: createOnPreAuthToolkitMock,
   createOnPostAuthToolkit: createOnPostAuthToolkitMock,
+  createOnPreResponseToolkit: createOnPreResponseToolkitMock,
   createAuthToolkit: createAuthToolkitMock,
   createRouter: mockRouter.create,
 };

src/core/server/http/integration_tests/lifecycle.test.ts

@@ -964,7 +964,6 @@ describe('OnPreResponse', () => {
         headers: { 'x-kibana-header': 'value' },
       })
     );
-
     registerOnPreResponse((req, res, t) =>
       t.next({
         headers: { 'x-kibana-header': 'value' },

x-pack/legacy/plugins/xpack_main/index.js

@@ -47,9 +47,6 @@ export const xpackMain = (kibana) => {
     },
 
     uiExports: {
-      hacks: [
-        'plugins/xpack_main/hacks/check_xpack_info_change',
-      ],
       replaceInjectedVars,
       injectDefaultVars(server) {
         const config = server.config();