[X-Pack Usage API] use authentication from request headers (#19613)

* [X-Pack Usage API] use authentication from request headers

* add test for usage api no-auth

* whitespace / syntax nits

* reduce loc changed

* remove a weird looking comment

x-pack/plugins/monitoring/server/kibana_monitoring/classes/__tests__/collector_set.js

@@ -24,7 +24,14 @@ describe('CollectorSet', () => {
     let fetch;
     beforeEach(() => {
       server = {
-        log: sinon.spy()
+        log: sinon.spy(),
+        plugins: {
+          elasticsearch: {
+            getCluster: () => ({
+              callWithInternalUser: sinon.spy() // this tests internal collection and bulk upload, not HTTP API
+            })
+          }
+        }
       };
       init = noop;
       cleanup = noop;

x-pack/plugins/monitoring/server/kibana_monitoring/classes/collector.js

@@ -12,8 +12,8 @@ export class Collector {
    * @param {String} properties.type - property name as the key for the data
    * @param {Function} properties.init (optional) - initialization function
    * @param {Function} properties.fetch - function to query data
-   * @param {Function} properties.cleanup (optional) - cleanup function
-   * @param {Boolean} properties.fetchAfterInit (optional) - if collector should fetch immediately after init
+   * @param {Function} properties.cleanup (optional) - cleanup function -- TODO remove this, handle it in the collector itself
+   * @param {Boolean} properties.fetchAfterInit (optional) - if collector should fetch immediately after init -- TODO remove this, not useful
    */
   constructor(server, { type, init, fetch, cleanup, fetchAfterInit }) {
     this.type = type;
@@ -24,4 +24,11 @@ export class Collector {
 
     this.log = getCollectorLogger(server);
   }
+
+  fetchInternal(callCluster) {
+    if (typeof callCluster !== 'function') {
+      throw new Error('A `callCluster` function must be passed to the fetch methods of collectors');
+    }
+    return this.fetch(callCluster);
+  }
 }

x-pack/plugins/monitoring/server/kibana_monitoring/classes/collector_set.js

@@ -4,6 +4,7 @@
  * you may not use this file except in compliance with the Elastic License.
  */
 
+import { callClusterFactory } from '../../../../xpack_main';
 import { flatten, isEmpty } from 'lodash';
 import Promise from 'bluebird';
 import { getCollectorLogger } from '../lib';
@@ -42,6 +43,7 @@ export class CollectorSet {
     this._interval = interval;
     this._combineTypes = combineTypes;
     this._onPayload = onPayload;
+    this._callClusterInternal = callClusterFactory(server).getCallClusterInternal();
   }
 
   /*
@@ -78,16 +80,16 @@ export class CollectorSet {
 
     // do some fetches and bulk collect
     if (initialCollectors.length > 0) {
-      this._fetchAndUpload(initialCollectors);
+      this._fetchAndUpload(this._callClusterInternal, initialCollectors);
     }
 
     this._timer = setInterval(() => {
-      this._fetchAndUpload(this._collectors);
+      this._fetchAndUpload(this._callClusterInternal, this._collectors);
     }, this._interval);
   }
 
-  async _fetchAndUpload(collectors) {
-    const data = await this._bulkFetch(collectors);
+  async _fetchAndUpload(callCluster, collectors) {
+    const data = await this._bulkFetch(callCluster, collectors);
     const usableData = data.filter(d => Boolean(d) && !isEmpty(d.result));
     const payload = usableData.map(({ result, type }) => {
       if (!isEmpty(result)) {
@@ -115,13 +117,13 @@ export class CollectorSet {
   /*
    * Call a bunch of fetch methods and then do them in bulk
    */
-  _bulkFetch(collectors) {
+  _bulkFetch(callCluster, collectors) {
     return Promise.map(collectors, collector => {
       const collectorType = collector.type;
       this._log.debug(`Fetching data from ${collectorType} collector`);
       return Promise.props({
         type: collectorType,
-        result: collector.fetch()
+        result: collector.fetchInternal(callCluster) // use the wrapper for fetch, kicks in error checking
       })
         .catch(err => {
           this._log.warn(err);
@@ -130,9 +132,9 @@ export class CollectorSet {
     });
   }
 
-  async bulkFetchUsage() {
+  async bulkFetchUsage(callCluster) {
     const usageCollectors = this._collectors.filter(c => c instanceof UsageCollector);
-    const bulk = await this._bulkFetch(usageCollectors);
+    const bulk = await this._bulkFetch(callCluster, usageCollectors);
 
     // summarize each type of stat
     return bulk.reduce((accumulatedStats, currentStat) => {

x-pack/plugins/monitoring/server/kibana_monitoring/collectors/__tests__/get_kibana_usage_collector.js

@@ -30,7 +30,7 @@ describe('getKibanaUsageCollector', () => {
   });
 
   it('correctly defines usage collector.', () => {
-    const usageCollector = getKibanaUsageCollector(serverStub, callClusterStub);
+    const usageCollector = getKibanaUsageCollector(serverStub);
 
     expect(usageCollector.type).to.be('kibana');
     expect(usageCollector.fetch).to.be.a(Function);
@@ -45,8 +45,8 @@ describe('getKibanaUsageCollector', () => {
       }
     });
 
-    const usageCollector = getKibanaUsageCollector(serverStub, callClusterStub);
-    await usageCollector.fetch();
+    const usageCollector = getKibanaUsageCollector(serverStub);
+    await usageCollector.fetch(callClusterStub);
 
     sinon.assert.calledOnce(clusterStub.callWithInternalUser);
     sinon.assert.calledWithExactly(clusterStub.callWithInternalUser, 'search', sinon.match({

x-pack/plugins/monitoring/server/kibana_monitoring/collectors/get_kibana_usage_collector.js

@@ -20,10 +20,10 @@ const TYPES = [
 /**
  * Fetches saved object client counts by querying the saved object index
  */
-export function getKibanaUsageCollector(server, callCluster) {
+export function getKibanaUsageCollector(server) {
   return new UsageCollector(server, {
     type: KIBANA_USAGE_TYPE,
-    async fetch() {
+    async fetch(callCluster) {
       const index = server.config().get('kibana.index');
       const savedObjectCountSearchParams = {
         index,

x-pack/plugins/monitoring/server/kibana_monitoring/collectors/get_settings_collector.js

@@ -13,14 +13,14 @@ import { Collector } from '../classes/collector';
  * Check if Cluster Alert email notifications is enabled in config
  * If so, use uiSettings API to fetch the X-Pack default admin email
  */
-export async function getDefaultAdminEmail(config, callWithInternalUser) {
+export async function getDefaultAdminEmail(config, callCluster) {
   if (!config.get('xpack.monitoring.cluster_alerts.email_notifications.enabled')) {
     return null;
   }
 
   const index = config.get('kibana.index');
   const version = config.get('pkg.version');
-  const uiSettingsDoc = await callWithInternalUser('get', {
+  const uiSettingsDoc = await callCluster('get', {
     index,
     type: 'doc',
     id: `config:${version}`,
@@ -35,11 +35,11 @@ let shouldUseNull = true;
 
 export async function checkForEmailValue(
   config,
-  callWithInternalUser,
+  callCluster,
   _shouldUseNull = shouldUseNull,
   _getDefaultAdminEmail = getDefaultAdminEmail
 ) {
-  const defaultAdminEmail = await _getDefaultAdminEmail(config, callWithInternalUser);
+  const defaultAdminEmail = await _getDefaultAdminEmail(config, callCluster);
 
   // Allow null so clearing the advanced setting will be reflected in the data
   const isAcceptableNull = defaultAdminEmail === null && _shouldUseNull;
@@ -55,14 +55,13 @@ export async function checkForEmailValue(
 }
 
 export function getSettingsCollector(server) {
-  const { callWithInternalUser } = server.plugins.elasticsearch.getCluster('admin');
   const config = server.config();
 
   return new Collector(server, {
     type: KIBANA_SETTINGS_TYPE,
-    async fetch() {
+    async fetch(callCluster) {
       let kibanaSettingsData;
-      const defaultAdminEmail = await checkForEmailValue(config, callWithInternalUser);
+      const defaultAdminEmail = await checkForEmailValue(config, callCluster);
 
       // skip everything if defaultAdminEmail === undefined
       if (defaultAdminEmail || (defaultAdminEmail === null && shouldUseNull)) {

x-pack/plugins/monitoring/server/kibana_monitoring/start_collector_set.js

@@ -4,7 +4,6 @@
  * you may not use this file except in compliance with the Elastic License.
  */
 
-import { callClusterFactory } from '../../../xpack_main';
 import { CollectorSet } from './classes/collector_set';
 import { getOpsStatsCollector } from './collectors/get_ops_stats_collector';
 import { getSettingsCollector } from './collectors/get_settings_collector';
@@ -33,9 +32,8 @@ export function startCollectorSet(kbnServer, server, client, _sendBulkPayload =
       return _sendBulkPayload(client, interval, payload);
     }
   });
-  const callCluster = callClusterFactory(server).getCallClusterInternal();
 
-  collectorSet.register(getKibanaUsageCollector(server, callCluster));
+  collectorSet.register(getKibanaUsageCollector(server));
   collectorSet.register(getOpsStatsCollector(server));
   collectorSet.register(getSettingsCollector(server));
 

x-pack/plugins/reporting/index.js

@@ -18,7 +18,6 @@ import { exportTypesRegistryFactory } from './server/lib/export_types_registry';
 import { createBrowserDriverFactory, getDefaultBrowser, getDefaultChromiumSandboxDisabled } from './server/browsers';
 import { logConfiguration } from './log_configuration';
 
-import { callClusterFactory } from '../xpack_main';
 import { getReportingUsageCollector } from './server/usage';
 
 const kbToBase64Length = (kb) => {
@@ -160,8 +159,7 @@ export const reporting = (kibana) => {
       // Register a function to with Monitoring to manage the collection of usage stats
       monitoringPlugin && monitoringPlugin.status.once('green', () => {
         if (monitoringPlugin.collectorSet) {
-          const callCluster = callClusterFactory(server).getCallClusterInternal(); // uses callWithInternal as this is for internal collection
-          monitoringPlugin.collectorSet.register(getReportingUsageCollector(server, callCluster));
+          monitoringPlugin.collectorSet.register(getReportingUsageCollector(server));
         }
       });
 

x-pack/plugins/reporting/server/usage/get_reporting_usage_collector.js

@@ -112,13 +112,12 @@ async function getReportingUsageWithinRange(callCluster, server, reportingAvaila
 
 /*
  * @param {Object} server
- * @param {Function} callCluster - function that uses either callWithRequest or callWithInternal to fetch data from ES
  * @return {Object} kibana usage stats type collection object
  */
-export function getReportingUsageCollector(server, callCluster) {
+export function getReportingUsageCollector(server) {
   return new UsageCollector(server, {
     type: KIBANA_REPORTING_TYPE,
-    fetch: async () => {
+    fetch: async callCluster => {
       const xpackInfo = server.plugins.xpack_main.info;
       const config = server.config();
       const available = xpackInfo && xpackInfo.isAvailable(); // some form of reporting (csv at least) is available for all valid licenses

x-pack/plugins/reporting/server/usage/get_reporting_usage_collector.test.js

@@ -52,8 +52,8 @@ test('sets enabled to false when reporting is turned off', async () => {
   });
   const serverMock = getServerMock({ config: () => ({ get: mockConfigGet }) });
   const callClusterMock = jest.fn();
-  const { fetch: getReportingUsage } = getReportingUsageCollector(serverMock, callClusterMock);
-  const usageStats = await getReportingUsage();
+  const { fetch: getReportingUsage } = getReportingUsageCollector(serverMock);
+  const usageStats = await getReportingUsage(callClusterMock);
   expect(usageStats.enabled).toBe(false);
 });
 
@@ -63,8 +63,8 @@ describe('with a basic license', async () => {
     const serverWithBasicLicenseMock = getServerMock();
     serverWithBasicLicenseMock.plugins.xpack_main.info.license.getType = sinon.stub().returns('basic');
     const callClusterMock = jest.fn(() => Promise.resolve({}));
-    const { fetch: getReportingUsage } = getReportingUsageCollector(serverWithBasicLicenseMock, callClusterMock);
-    usageStats = await getReportingUsage();
+    const { fetch: getReportingUsage } = getReportingUsageCollector(serverWithBasicLicenseMock);
+    usageStats = await getReportingUsage(callClusterMock);
   });
 
   test('sets enables to true', async () => {
@@ -86,8 +86,8 @@ describe('with no license', async () => {
     const serverWithNoLicenseMock = getServerMock();
     serverWithNoLicenseMock.plugins.xpack_main.info.license.getType = sinon.stub().returns('none');
     const callClusterMock = jest.fn(() => Promise.resolve({}));
-    const { fetch: getReportingUsage } = getReportingUsageCollector(serverWithNoLicenseMock, callClusterMock);
-    usageStats = await getReportingUsage();
+    const { fetch: getReportingUsage } = getReportingUsageCollector(serverWithNoLicenseMock);
+    usageStats = await getReportingUsage(callClusterMock);
   });
 
   test('sets enables to true', async () => {
@@ -109,8 +109,8 @@ describe('with platinum license', async () => {
     const serverWithPlatinumLicenseMock = getServerMock();
     serverWithPlatinumLicenseMock.plugins.xpack_main.info.license.getType = sinon.stub().returns('platinum');
     const callClusterMock = jest.fn(() => Promise.resolve({}));
-    const { fetch: getReportingUsage } = getReportingUsageCollector(serverWithPlatinumLicenseMock, callClusterMock);
-    usageStats = await getReportingUsage();
+    const { fetch: getReportingUsage } = getReportingUsageCollector(serverWithPlatinumLicenseMock);
+    usageStats = await getReportingUsage(callClusterMock);
   });
 
   test('sets enables to true', async () => {

x-pack/plugins/xpack_main/server/routes/api/v1/kibana_stats.js

@@ -22,12 +22,12 @@ export function kibanaStatsRoute(server) {
       const callCluster = callClusterFactory(server).getCallClusterWithReq(req);
 
       try {
-        const kibanaUsageCollector = getKibanaUsageCollector(server, callCluster);
-        const reportingUsageCollector = getReportingUsageCollector(server, callCluster);
+        const kibanaUsageCollector = getKibanaUsageCollector(server);
+        const reportingUsageCollector = getReportingUsageCollector(server);
 
         const [ kibana, reporting ] = await Promise.all([
-          kibanaUsageCollector.fetch(),
-          reportingUsageCollector.fetch(),
+          kibanaUsageCollector.fetch(callCluster),
+          reportingUsageCollector.fetch(callCluster),
         ]);
 
         reply({

x-pack/plugins/xpack_main/server/routes/api/v1/xpack_usage.js

@@ -6,36 +6,37 @@
 
 import { wrap, serverTimeout as serverUnavailable } from 'boom';
 
-const getClusterUuid = async req => {
-  const { server } = req;
-  const { callWithRequest, } = server.plugins.elasticsearch.getCluster('data');
-  const { cluster_uuid: uuid } = await callWithRequest(req, 'info', { filterPath: 'cluster_uuid', });
+const getClusterUuid = async callCluster => {
+  const { cluster_uuid: uuid } = await callCluster('info', { filterPath: 'cluster_uuid', });
   return uuid;
 };
 
 /*
  * @return {Object} data from usage stats collectors registered with Monitoring CollectorSet
  * @throws {Error} if the Monitoring CollectorSet is not ready
  */
-const getUsage = async req => {
-  const server = req.server;
+const getUsage = async (callCluster, server) => {
   const { collectorSet } = server.plugins.monitoring;
   if (collectorSet === undefined) {
     const error = new Error('CollectorSet from Monitoring plugin is not ready for collecting usage'); // moving kibana_monitoring lib to xpack_main will make this unnecessary
     throw serverUnavailable(error);
   }
-  return collectorSet.bulkFetchUsage();
+  return collectorSet.bulkFetchUsage(callCluster);
 };
 
 export function xpackUsageRoute(server) {
   server.route({
     path: '/api/_xpack/usage',
     method: 'GET',
     async handler(req, reply) {
+      const { server } = req;
+      const { callWithRequest } = server.plugins.elasticsearch.getCluster('data');
+      const callCluster = (...args) => callWithRequest(req, ...args); // All queries from HTTP API must use authentication headers from the request
+
       try {
         const [ clusterUuid, xpackUsage ] = await Promise.all([
-          getClusterUuid(req),
-          getUsage(req),
+          getClusterUuid(callCluster),
+          getUsage(callCluster, server),
         ]);
 
         reply({

x-pack/test/api_integration/apis/xpack_main/usage/usage.js

@@ -19,6 +19,10 @@ export default function ({ getService }) {
       await esArchiver.unload('../../../../test/functional/fixtures/es_archiver/dashboard/current/kibana');
     });
 
+    it('should reject without authentication headers passed', async () => {
+      const rejected = await usageAPI.getUsageStatsNoAuth();
+      expect(rejected).to.eql({ statusCode: 401, error: 'Unauthorized' });
+    });
 
     it('should return xpack usage data', async () => {
       const usage = await usageAPI.getUsageStats();

x-pack/test/api_integration/services/usage_api.js

@@ -7,8 +7,17 @@
 
 export function UsageAPIProvider({ getService }) {
   const supertest = getService('supertest');
+  const supertestNoAuth = getService('supertestWithoutAuth');
 
   return {
+    async getUsageStatsNoAuth() {
+      const { body } = await supertestNoAuth
+        .get('/api/_xpack/usage')
+        .set('kbn-xsrf', 'xxx')
+        .expect(401);
+      return body;
+    },
+
     async getUsageStats() {
       const { body } = await supertest
         .get('/api/_xpack/usage')