[Maps] add ability to load EMS resources with CORS (#34503)

- breaking change: by default, the Maps app now connects with CORS to EMS. This is optional
- no longer include the kbn-version header when requesting files over CORS in region maps

src/legacy/server/config/schema.js

@@ -209,6 +209,7 @@ export default () => Joi.object({
   }).default(),
   map: Joi.object({
     includeElasticMapsService: Joi.boolean().default(true),
+    proxyElasticMapsServiceInMaps: Joi.boolean().default(false),
     tilemap: Joi.object({
       url: Joi.string(),
       options: Joi.object({

src/legacy/ui/public/vis/__tests__/map/ems_client.js

@@ -18,12 +18,7 @@
  */
 
 import expect from '@kbn/expect';
-import EMS_CATALOGUE from './ems_mocks/sample_manifest.json';
-import EMS_FILES from './ems_mocks/sample_files.json';
-import EMS_TILES from './ems_mocks/sample_tiles.json';
-
-
-import { EMSClient } from '../../../../../core_plugins/tile_map/common/ems_client';
+import { getEMSClient } from './ems_client_util';
 
 describe('ems_client', () => {
 
@@ -178,27 +173,3 @@ describe('ems_client', () => {
 
 });
 
-
-function getEMSClient(options = {}) {
-
-  const emsClient = new EMSClient({
-    language: 'en',
-    kbnVersion: '7.x.x',
-    manifestServiceUrl: 'https://foobar',
-    htmlSanitizer: x => x,
-    landingPageUrl: 'https://landing.foobar',
-    ...options
-  });
-
-  emsClient._getManifest = async (url) => {
-    //simulate network calls
-    if (url.startsWith('https://foobar')) {
-      return EMS_CATALOGUE;
-    } else if (url.startsWith('https://tiles.foobar')) {
-      return EMS_TILES;
-    } else if (url.startsWith('https://files.foobar')) {
-      return EMS_FILES;
-    }
-  };
-  return emsClient;
-}

src/legacy/ui/public/vis/__tests__/map/ems_client_util.js

@@ -0,0 +1,49 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
+import { EMSClient } from '../../../../../core_plugins/tile_map/common/ems_client';
+
+import EMS_CATALOGUE from './ems_mocks/sample_manifest.json';
+import EMS_FILES from './ems_mocks/sample_files.json';
+import EMS_TILES from './ems_mocks/sample_tiles.json';
+
+export function getEMSClient(options = {}) {
+
+  const emsClient = new EMSClient({
+    language: 'en',
+    kbnVersion: '7.x.x',
+    manifestServiceUrl: 'https://foobar',
+    htmlSanitizer: x => x,
+    landingPageUrl: 'https://landing.foobar',
+    ...options
+  });
+
+  emsClient._getManifest = async (url) => {
+    //simulate network calls
+    if (url.startsWith('https://foobar')) {
+      return EMS_CATALOGUE;
+    } else if (url.startsWith('https://tiles.foobar')) {
+      return EMS_TILES;
+    } else if (url.startsWith('https://files.foobar')) {
+      return EMS_FILES;
+    }
+  };
+  return emsClient;
+}

src/legacy/ui/public/vis/map/ems_client.js

@@ -0,0 +1,21 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
+export { EMSClient } from '../../../../core_plugins/tile_map/common/ems_client';

src/legacy/ui/public/vis/map/service_settings.js

@@ -32,7 +32,7 @@ const markdownIt = new MarkdownIt({
 const TMS_IN_YML_ID = 'TMS in config/kibana.yml';
 
 uiModules.get('kibana')
-  .service('serviceSettings', function ($http, $sanitize, mapConfig, tilemapsConfig, kbnVersion) {
+  .service('serviceSettings', function ($sanitize, mapConfig, tilemapsConfig, kbnVersion) {
 
     const attributionFromConfig = $sanitize(markdownIt.render(tilemapsConfig.deprecated.config.options.attribution || ''));
     const tmsOptionsFromConfig = _.assign({}, tilemapsConfig.deprecated.config.options, { attribution: attributionFromConfig });
@@ -215,11 +215,8 @@ uiModules.get('kibana')
 
       async getJsonForRegionLayer(fileLayerConfig) {
         const url = await this.getUrlForRegionLayer(fileLayerConfig);
-        const json = await $http({
-          url: url,
-          method: 'GET'
-        });
-        return json.data;
+        const response = await fetch(url);
+        return await response.json();
       }
 
     }

x-pack/plugins/maps/common/constants.js

@@ -5,8 +5,14 @@
  */
 
 export const GIS_API_PATH = 'api/maps';
+export const EMS_DATA_FILE_PATH = 'ems/file';
+export const EMS_DATA_TMS_PATH = 'ems/tms';
+export const EMS_META_PATH = 'ems/meta';
 
 export const MAP_SAVED_OBJECT_TYPE = 'map';
+export const APP_ID = 'maps';
+export const APP_ICON = 'gisApp';
+
 export function createMapPath(id) {
   return `/app/maps#/map/${id}`;
 }
@@ -14,19 +20,13 @@ export function createMapPath(id) {
 export const EMS_FILE = 'EMS_FILE';
 export const ES_GEO_GRID = 'ES_GEO_GRID';
 export const ES_SEARCH = 'ES_SEARCH';
+export const SOURCE_DATA_ID_ORIGIN = 'source';
 
 export const DECIMAL_DEGREES_PRECISION = 5; // meters precision
-
 export const ZOOM_PRECISION = 2;
 
 export const DEFAULT_EMS_TILE_LAYER = 'road_map';
 
-export const APP_ID = 'maps';
-
-export const APP_ICON = 'gisApp';
-
-export const SOURCE_DATA_ID_ORIGIN = 'source';
-
 export const FEATURE_ID_PROPERTY_NAME = '__kbn__feature_id__';
 
 export const ES_GEO_FIELD_TYPE = {

x-pack/plugins/maps/common/ems_util.js

@@ -0,0 +1,58 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+
+import { EMS_DATA_FILE_PATH, EMS_DATA_TMS_PATH, GIS_API_PATH } from './constants';
+
+export  async function getEMSResources(emsClient, includeElasticMapsService, licenseUid, useRelativePathToProxy) {
+
+  if (!includeElasticMapsService) {
+    return {
+      fileLayers: [],
+      tmsServices: []
+    };
+  }
+
+  emsClient.addQueryParams({ license: licenseUid });
+  const fileLayerObjs = await emsClient.getFileLayers();
+  const tmsServicesObjs = await emsClient.getTMSServices();
+
+  const fileLayers = fileLayerObjs.map(fileLayer => {
+    //backfill to static settings
+    const format = fileLayer.getDefaultFormatType();
+    const meta = fileLayer.getDefaultFormatMeta();
+
+    return {
+      name: fileLayer.getDisplayName(),
+      origin: fileLayer.getOrigin(),
+      id: fileLayer.getId(),
+      created_at: fileLayer.getCreatedAt(),
+      attribution: fileLayer.getHTMLAttribution(),
+      attributions: fileLayer.getAttributions(),
+      fields: fileLayer.getFieldsInLanguage(),
+      // eslint-disable-next-line max-len
+      url: useRelativePathToProxy ?   `../${GIS_API_PATH}/${EMS_DATA_FILE_PATH}?id=${encodeURIComponent(fileLayer.getId())}` : fileLayer.getDefaultFormatUrl(),
+      format: format, //legacy: format and meta are split up
+      meta: meta, //legacy, format and meta are split up,
+      emsLink: fileLayer.getEMSHotLink()
+    };
+  });
+
+  const tmsServices = tmsServicesObjs.map(tmsService => {
+    return {
+      origin: tmsService.getOrigin(),
+      id: tmsService.getId(),
+      minZoom: tmsService.getMinZoom(),
+      maxZoom: tmsService.getMaxZoom(),
+      attribution: tmsService.getHTMLAttribution(),
+      attributionMarkdown: tmsService.getMarkdownAttribution(),
+      // eslint-disable-next-line max-len
+      url: useRelativePathToProxy ?   `../${GIS_API_PATH}/${EMS_DATA_TMS_PATH}?id=${encodeURIComponent(tmsService.getId())}&x={x}&y={y}&z={z}` : tmsService.getUrlTemplate()
+    };
+  });
+
+  return { fileLayers, tmsServices };
+}

x-pack/plugins/maps/common/ems_util.test.js

@@ -0,0 +1,60 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+
+import {
+  getEMSResources
+} from './ems_util';
+
+// eslint-disable-next-line import/no-unresolved
+import { getEMSClient } from 'ui/vis/__tests__/map/ems_client_util.js';
+
+describe('ems util test', () => {
+
+
+  it('Should get relative paths when using proxy', async () => {
+
+    const emsClient = getEMSClient({});
+    const isEmsEnabled = true;
+    const licenseId = 'foobar';
+    const useProxy = true;
+    const resources = await getEMSResources(emsClient, isEmsEnabled, licenseId, useProxy);
+
+    expect(resources.tmsServices[0].url.startsWith('../api/maps/ems/tms')).toBe(true);
+    expect(resources.fileLayers[0].url.startsWith('../api/maps/ems/file')).toBe(true);
+    expect(resources.fileLayers[1].url.startsWith('../api/maps/ems/file')).toBe(true);
+
+  });
+
+
+  it('Should get absolute paths when not using proxy', async () => {
+
+    const emsClient = getEMSClient({});
+    const isEmsEnabled = true;
+    const licenseId = 'foobar';
+    const useProxy = false;
+    const resources = await getEMSResources(emsClient, isEmsEnabled, licenseId, useProxy);
+
+    expect(resources.tmsServices[0].url.startsWith('https://tiles-stage.elastic.co/')).toBe(true);
+    expect(resources.fileLayers[0].url.startsWith('https://vector-staging.maps.elastic.co/files')).toBe(true);
+    expect(resources.fileLayers[1].url.startsWith('https://vector-staging.maps.elastic.co/files')).toBe(true);
+  });
+
+  it('Should get empty response when ems is disabled', async () => {
+
+    const emsClient = getEMSClient({});
+    const isEmsEnabled = false;
+    const licenseId = 'foobar';
+    const useProxy = true;
+    const resources = await getEMSResources(emsClient, isEmsEnabled, licenseId, !useProxy);
+
+    expect(resources.tmsServices.length).toBe(0);
+    expect(resources.fileLayers.length).toBe(0);
+
+  });
+
+
+});

x-pack/plugins/maps/index.js

@@ -18,6 +18,7 @@ import { initTelemetryCollection } from './server/maps_telemetry';
 import { i18n } from '@kbn/i18n';
 import { APP_ID, APP_ICON, createMapPath } from './common/constants';
 import { getAppTitle } from './common/i18n_getters';
+import _ from 'lodash';
 
 export function maps(kibana) {
 
@@ -39,9 +40,16 @@ export function maps(kibana) {
       injectDefaultVars(server) {
         const serverConfig = server.config();
         const mapConfig = serverConfig.get('map');
+
         return {
           showMapsInspectorAdapter: serverConfig.get('xpack.maps.showMapsInspectorAdapter'),
           isEmsEnabled: mapConfig.includeElasticMapsService,
+          proxyElasticMapsServiceInMaps: mapConfig.proxyElasticMapsServiceInMaps,
+          emsManifestServiceUrl: mapConfig.manifestServiceUrl,
+          emsLandingPageUrl: mapConfig.manifestServiceUrl,
+          kbnPkgVersion: serverConfig.get('pkg.version'),
+          regionmapLayers: _.get(mapConfig, 'regionmap.layers', []),
+          tilemap: _.get(mapConfig, 'tilemap', [])
         };
       },
       embeddableFactories: [

x-pack/plugins/maps/public/angular/get_initial_layers.js

@@ -6,7 +6,7 @@
 import _ from 'lodash';
 import { KibanaTilemapSource } from '../shared/layers/sources/kibana_tilemap_source';
 import { EMSTMSSource } from '../shared/layers/sources/ems_tms_source';
-import { isMetaDataLoaded, getDataSourcesSync } from '../meta';
+import { isMetaDataLoaded, getEMSDataSourcesSync, getKibanaTileMap } from '../meta';
 import { DEFAULT_EMS_TILE_LAYER } from '../../common/constants';
 
 export function getInitialLayers(savedMapLayerListJSON) {
@@ -15,6 +15,16 @@ export function getInitialLayers(savedMapLayerListJSON) {
     return JSON.parse(savedMapLayerListJSON);
   }
 
+  const tilemapSourceFromKibana = getKibanaTileMap();
+  if (_.get(tilemapSourceFromKibana, 'url')) {
+    const sourceDescriptor = KibanaTilemapSource.createDescriptor();
+    const source = new KibanaTilemapSource(sourceDescriptor);
+    const layer = source.createDefaultLayer();
+    return [
+      layer.toLayerDescriptor()
+    ];
+  }
+
   if (!isMetaDataLoaded()) {
     const descriptor = EMSTMSSource.createDescriptor(DEFAULT_EMS_TILE_LAYER);
     const source = new EMSTMSSource(descriptor);
@@ -24,17 +34,8 @@ export function getInitialLayers(savedMapLayerListJSON) {
     ];
   }
 
-  const dataSources = getDataSourcesSync();
-  if (_.get(dataSources, 'kibana.tilemap.url')) {
-    const sourceDescriptor = KibanaTilemapSource.createDescriptor();
-    const source = new KibanaTilemapSource(sourceDescriptor);
-    const layer = source.createDefaultLayer();
-    return [
-      layer.toLayerDescriptor()
-    ];
-  }
-
-  const emsTmsServices = _.get(dataSources, 'ems.tms');
+  const emsDataSources = getEMSDataSourcesSync();
+  const emsTmsServices = _.get(emsDataSources, 'ems.tms');
   if (emsTmsServices && emsTmsServices.length > 0) {
     const sourceDescriptor = EMSTMSSource.createDescriptor(emsTmsServices[0].id);
     const source = new EMSTMSSource(sourceDescriptor, { emsTmsServices });

x-pack/plugins/maps/public/angular/get_initial_layers.test.js

@@ -47,12 +47,15 @@ describe('Saved object does not have layer list', () => {
   });
 
   function mockDataSourceResponse(dataSources) {
-    require('../meta').getDataSourcesSync = () => {
+    require('../meta').getEMSDataSourcesSync = () => {
       return dataSources;
     };
     require('../meta').isMetaDataLoaded = () => {
       return true;
     };
+    require('../meta').getKibanaTileMap = () => {
+      return null;
+    };
   }
 
   it('should get the default EMS layer when metadata has not loaded yet', () => {
@@ -86,9 +89,11 @@ describe('Saved object does not have layer list', () => {
   it('Should get initial layer from Kibana tilemap data source when Kibana tilemap is configured ', () => {
 
     mockDataSourceResponse({
-      kibana: mockKibanaDataSource,
       ems: mockEmsDataSource
     });
+    require('../meta').getKibanaTileMap = () => {
+      return mockKibanaDataSource.tilemap;
+    };
 
     const layers = getInitialLayers(null);
     expect(layers).toEqual([{

x-pack/plugins/maps/public/kibana_services.js

@@ -8,10 +8,12 @@ import { uiModules } from 'ui/modules';
 import { SearchSourceProvider } from 'ui/courier';
 import { FilterBarQueryFilterProvider } from 'ui/filter_bar/query_filter';
 import { getRequestInspectorStats, getResponseInspectorStats } from 'ui/courier/utils/courier_inspector_utils';
+import { XPackInfoProvider } from 'plugins/xpack_main/services/xpack_info';
 
 export let indexPatternService;
 export let SearchSource;
 export let filterBarQueryFilter;
+export let xpackInfo;
 
 export async function fetchSearchSourceAndRecordWithInspector({ searchSource, requestId, requestName, requestDesc, inspectorAdapters }) {
   const inspectorRequest = inspectorAdapters.requests.start(
@@ -40,4 +42,5 @@ uiModules.get('app/maps').run(($injector) => {
   const Private = $injector.get('Private');
   SearchSource = Private(SearchSourceProvider);
   filterBarQueryFilter = Private(FilterBarQueryFilterProvider);
+  xpackInfo = Private(XPackInfoProvider);
 });

x-pack/plugins/maps/public/meta.js

@@ -5,17 +5,23 @@
  */
 
 
-import { GIS_API_PATH } from '../common/constants';
+import { GIS_API_PATH, EMS_META_PATH } from '../common/constants';
 import _ from 'lodash';
+import { getEMSResources } from '../common/ems_util';
+import chrome from 'ui/chrome';
+import { i18n } from '@kbn/i18n';
+import { EMSClient } from 'ui/vis/map/ems_client';
+import { xpackInfo } from './kibana_services';
 
 const GIS_API_RELATIVE = `../${GIS_API_PATH}`;
 
-let meta = null;
+let emsSources = null;
 let loadingMetaPromise = null;
 let isLoaded = false;
-export async function getDataSources() {
-  if (meta) {
-    return meta;
+
+export async function getEMSDataSources() {
+  if (emsSources) {
+    return emsSources;
   }
 
   if (loadingMetaPromise) {
@@ -24,12 +30,32 @@ export async function getDataSources() {
 
   loadingMetaPromise = new Promise(async (resolve, reject) => {
     try {
-      const response = await fetch(`${GIS_API_RELATIVE}/meta`);
-      const metaJson = await response.json();
+      const proxyElasticMapsServiceInMaps = chrome.getInjected('proxyElasticMapsServiceInMaps', false);
+      if (proxyElasticMapsServiceInMaps) {
+        const fullResponse = await fetch(`${GIS_API_RELATIVE}/${EMS_META_PATH}`);
+        emsSources = await fullResponse.json();
+      } else {
+        const emsClient = new EMSClient({
+          language: i18n.getLocale(),
+          kbnVersion: chrome.getInjected('kbnPkgVersion'),
+          manifestServiceUrl: chrome.getInjected('emsManifestServiceUrl'),
+          landingPageUrl: chrome.getInjected('emsLandingPageUrl')
+        });
+        const isEmsEnabled = chrome.getInjected('isEmsEnabled', true);
+        const xpackMapsFeature = xpackInfo.get('features.maps');
+        const licenseId = xpackMapsFeature && xpackMapsFeature.maps && xpackMapsFeature.uid ? xpackMapsFeature.uid :  '';
+
+        const emsResponse = await getEMSResources(emsClient, isEmsEnabled, licenseId, false);
+        emsSources = {
+          ems: {
+            file: emsResponse.fileLayers,
+            tms: emsResponse.tmsServices
+          }
+        };
+      }
       isLoaded = true;
-      meta = metaJson.data_sources;
-      resolve(meta);
-    } catch(e) {
+      resolve(emsSources);
+    } catch (e) {
       reject(e);
     }
   });
@@ -39,8 +65,8 @@ export async function getDataSources() {
 /**
  * Should only call this after verifying `isMetadataLoaded` equals true
  */
-export function getDataSourcesSync() {
-  return meta;
+export function getEMSDataSourcesSync() {
+  return emsSources;
 }
 
 export function isMetaDataLoaded() {
@@ -48,21 +74,19 @@ export function isMetaDataLoaded() {
 }
 
 export async function getEmsVectorFilesMeta() {
-  const dataSource = await getDataSources();
+  const dataSource = await getEMSDataSources();
   return _.get(dataSource, 'ems.file', []);
 }
 
 export async function getEmsTMSServices() {
-  const dataSource = await getDataSources();
+  const dataSource = await getEMSDataSources();
   return _.get(dataSource, 'ems.tms', []);
 }
 
-export async function getKibanaRegionList() {
-  const dataSource = await getDataSources();
-  return _.get(dataSource, 'kibana.regionmap', []);
+export function getKibanaRegionList() {
+  return chrome.getInjected('regionmapLayers');
 }
 
-export async function getKibanaTileMap() {
-  const dataSource = await getDataSources();
-  return _.get(dataSource, 'kibana.tilemap', {});
+export function getKibanaTileMap() {
+  return chrome.getInjected('tilemap');
 }

x-pack/plugins/maps/public/meta.test.js

@@ -0,0 +1,64 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+import {
+  getEMSDataSources
+} from './meta';
+
+
+jest.mock('ui/chrome',
+  () => ({
+    getBasePath: () => {
+      return '<basepath>';
+    },
+    getInjected(key) {
+      if (key === 'proxyElasticMapsServiceInMaps') {
+        return false;
+      } else if (key === 'isEmsEnabled') {
+        return true;
+      }
+    },
+    getUiSettingsClient: () => {
+      return {
+        get: () => {
+          return '';
+        }
+      };
+    },
+  })
+);
+
+jest.mock('ui/vis/map/ems_client', () => {
+  const module =  require('ui/vis/__tests__/map/ems_client_util.js');
+  function EMSClient() {
+    return module.getEMSClient();
+  }
+  return {
+    EMSClient: EMSClient
+  };
+});
+
+jest.mock('./kibana_services', () => {
+  return {
+    xpackInfo: {
+      get() {
+        return 'foobarlicenseid';
+      }
+    }
+  };
+});
+
+describe('default use without proxy', () => {
+
+  it('should return absolute urls', async () => {
+
+
+    const resources = await getEMSDataSources();
+    expect(resources.ems.tms[0].url.startsWith('https://tiles-stage.elastic.co/')).toBe(true);
+    expect(resources.ems.file[0].url.startsWith('https://vector-staging.maps.elastic.co/files')).toBe(true);
+    expect(resources.ems.file[1].url.startsWith('https://vector-staging.maps.elastic.co/files')).toBe(true);
+  });
+});

x-pack/plugins/maps/public/shared/layers/sources/ems_file_source/ems_file_source.js

@@ -7,7 +7,7 @@
 import { AbstractVectorSource } from '../vector_source';
 import { VECTOR_SHAPE_TYPES } from '../vector_feature_types';
 import React from 'react';
-import { GIS_API_PATH, EMS_FILE } from '../../../../../common/constants';
+import { EMS_FILE } from '../../../../../common/constants';
 import { getEmsVectorFilesMeta } from '../../../../meta';
 import { EMSFileCreateSourceEditor } from './create_source_editor';
 import { i18n } from '@kbn/i18n';
@@ -59,7 +59,7 @@ export class EMSFileSource extends AbstractVectorSource {
     const featureCollection = await AbstractVectorSource.getGeoJson({
       format: emsVectorFileMeta.format,
       featureCollectionPath: 'data',
-      fetchUrl: `../${GIS_API_PATH}/data/ems?id=${encodeURIComponent(this._descriptor.id)}`
+      fetchUrl: emsVectorFileMeta.url
     });
     return {
       data: featureCollection,

x-pack/plugins/maps/public/shared/layers/sources/kibana_regionmap_source/create_source_editor.js

@@ -20,7 +20,7 @@ export class CreateSourceEditor extends React.Component {
   }
 
   _loadList = async () => {
-    const list = await getKibanaRegionList();
+    const list = getKibanaRegionList();
     if (this._isMounted) {
       this.setState({
         regionmapLayers: list

x-pack/plugins/maps/public/shared/layers/sources/kibana_regionmap_source/kibana_regionmap_source.js

@@ -59,7 +59,7 @@ export class KibanaRegionmapSource extends AbstractVectorSource {
   }
 
   async _getVectorFileMeta() {
-    const regionList = await getKibanaRegionList();
+    const regionList = getKibanaRegionList();
     const meta = regionList.find(source => source.name === this._descriptor.name);
     if (!meta) {
       throw new Error(i18n.translate('xpack.maps.source.kbnRegionMap.noConfigErrorMessage', {

x-pack/plugins/maps/public/shared/layers/sources/kibana_tilemap_source/create_source_editor.js

@@ -21,7 +21,7 @@ export class CreateSourceEditor extends Component {
   };
 
   _loadUrl = async () => {
-    const tilemap = await getKibanaTileMap();
+    const tilemap = getKibanaTileMap();
     if (this._isMounted) {
       this.setState(
         { url: tilemap.url },

x-pack/plugins/maps/public/shared/layers/sources/kibana_tilemap_source/kibana_tilemap_source.js

@@ -68,7 +68,7 @@ export class KibanaTilemapSource extends AbstractTMSSource {
   }
 
   async getUrlTemplate() {
-    const tilemap = await getKibanaTileMap();
+    const tilemap = getKibanaTileMap();
     if (!tilemap.url) {
       throw new Error(i18n.translate('xpack.maps.source.kbnTMS.noConfigErrorMessage', {
         defaultMessage: `Unable to find map.tilemap.url configuration in the kibana.yml`

x-pack/plugins/maps/server/routes.js

@@ -5,10 +5,11 @@
  */
 
 
-import { GIS_API_PATH } from '../common/constants';
+import { EMS_DATA_FILE_PATH, EMS_DATA_TMS_PATH, EMS_META_PATH, GIS_API_PATH } from '../common/constants';
 import fetch from 'node-fetch';
-import _ from 'lodash';
 import { i18n } from '@kbn/i18n';
+import { getEMSResources } from '../common/ems_util';
+import Boom from 'boom';
 
 const ROOT = `/${GIS_API_PATH}`;
 
@@ -26,37 +27,99 @@ export function initRoutes(server, licenseUid) {
 
   server.route({
     method: 'GET',
-    path: `${ROOT}/data/ems`,
+    path: `${ROOT}/${EMS_DATA_FILE_PATH}`,
     handler: async (request) => {
 
+      if (!mapConfig.proxyElasticMapsServiceInMaps) {
+        server.log('warning', `Cannot load content from EMS when map.proxyElasticMapsServiceInMaps is turned off`);
+        throw Boom.notFound();
+      }
+
       if (!request.query.id) {
         server.log('warning', 'Must supply id parameters to retrieve EMS file');
         return null;
       }
 
-      const ems = await getEMSResources(licenseUid);
-
+      const ems = await getEMSResources(emsClient, mapConfig.includeElasticMapsService, licenseUid, false);
       const layer = ems.fileLayers.find(layer => layer.id === request.query.id);
       if (!layer) {
         return null;
       }
 
-      const file = await fetch(layer.url);
-      return await file.json();
+      try {
+        const file = await fetch(layer.url);
+        return await file.json();
+      } catch(e) {
+        server.log('warning', `Cannot connect to EMS for file, error: ${e.message}`);
+        throw Boom.badRequest(`Cannot connect to EMS`);
+      }
 
     }
   });
 
+
+  server.route({
+    method: 'GET',
+    path: `${ROOT}/${EMS_DATA_TMS_PATH}`,
+    handler: async (request, h) => {
+
+      if (!mapConfig.proxyElasticMapsServiceInMaps) {
+        server.log('warning', `Cannot load content from EMS when map.proxyElasticMapsServiceInMaps is turned off`);
+        throw Boom.notFound();
+      }
+
+      if (!request.query.id ||
+        typeof parseInt(request.query.x, 10) !== 'number' ||
+        typeof parseInt(request.query.y, 10) !== 'number' ||
+        typeof parseInt(request.query.z, 10) !== 'number'
+      ) {
+        server.log('warning', 'Must supply id/x/y/z parameters to retrieve EMS tile');
+        return null;
+      }
+
+      const ems = await getEMSResources(emsClient, mapConfig.includeElasticMapsService, licenseUid, false);
+      const tmsService = ems.tmsServices.find(layer => layer.id === request.query.id);
+      if (!tmsService) {
+        return null;
+      }
+
+      const url = tmsService.url
+        .replace('{x}', request.query.x)
+        .replace('{y}', request.query.y)
+        .replace('{z}', request.query.z);
+
+      try {
+        const tile = await fetch(url);
+        const arrayBuffer = await tile.arrayBuffer();
+        const buffer = Buffer.from(arrayBuffer);
+        let response = h.response(buffer);
+        response = response.bytes(buffer.length);
+        response = response.header('Content-Disposition', 'inline');
+        response = response.header('Content-type', 'image/png');
+        response = response.encoding('binary');
+        return response;
+      } catch(e) {
+        server.log('warning', `Cannot connect to EMS for tile, error: ${e.message}`);
+        throw Boom.badRequest(`Cannot connect to EMS`);
+      }
+    }
+  });
+
   server.route({
     method: 'GET',
-    path: `${ROOT}/meta`,
+    path: `${ROOT}/${EMS_META_PATH}`,
     handler: async () => {
 
+      if (!mapConfig.proxyElasticMapsServiceInMaps) {
+        server.log('warning', `Cannot load content from EMS when map.proxyElasticMapsServiceInMaps is turned off`);
+        throw Boom.notFound();
+      }
+
       let ems;
       try {
-        ems = await getEMSResources(licenseUid);
+        ems = await getEMSResources(emsClient, mapConfig.includeElasticMapsService, licenseUid, true);
       } catch (e) {
-        server.log('warning', `Cannot connect to EMS, error: ${e}`);
+        server.log('warning', `Cannot connect to EMS, error: ${e.message}`);
         ems = {
           fileLayers: [],
           tmsServices: []
@@ -64,15 +127,9 @@ export function initRoutes(server, licenseUid) {
       }
 
       return ({
-        data_sources: {
-          ems: {
-            file: ems.fileLayers,
-            tms: ems.tmsServices
-          },
-          kibana: {
-            regionmap: _.get(mapConfig, 'regionmap.layers', []),
-            tilemap: _.get(mapConfig, 'tilemap', [])
-          }
+        ems: {
+          file: ems.fileLayers,
+          tms: ems.tmsServices
         }
       });
     }
@@ -93,57 +150,9 @@ export function initRoutes(server, licenseUid) {
       try {
         const { count } = await callWithRequest(request, 'count', { index: query.index });
         return { count };
-      } catch(error) {
+      } catch (error) {
         return h.response().code(400);
       }
     }
   });
-
-  async function getEMSResources(licenseUid) {
-
-    if (!mapConfig.includeElasticMapsService) {
-      return {
-        fileLayers: [],
-        tmsServices: []
-      };
-    }
-
-    emsClient.addQueryParams({ license: licenseUid });
-    const fileLayerObjs = await emsClient.getFileLayers();
-    const tmsServicesObjs = await emsClient.getTMSServices();
-
-    const fileLayers = fileLayerObjs.map(fileLayer => {
-      //backfill to static settings
-      const format = fileLayer.getDefaultFormatType();
-      const meta = fileLayer.getDefaultFormatMeta();
-
-      return {
-        name: fileLayer.getDisplayName(),
-        origin: fileLayer.getOrigin(),
-        id: fileLayer.getId(),
-        created_at: fileLayer.getCreatedAt(),
-        attribution: fileLayer.getHTMLAttribution(),
-        attributions: fileLayer.getAttributions(),
-        fields: fileLayer.getFieldsInLanguage(),
-        url: fileLayer.getDefaultFormatUrl(),
-        format: format, //legacy: format and meta are split up
-        meta: meta, //legacy, format and meta are split up,
-        emsLink: fileLayer.getEMSHotLink()
-      };
-    });
-
-    const tmsServices = tmsServicesObjs.map(tmsService => {
-      return {
-        origin: tmsService.getOrigin(),
-        id: tmsService.getId(),
-        minZoom: tmsService.getMinZoom(),
-        maxZoom: tmsService.getMaxZoom(),
-        attribution: tmsService.getHTMLAttribution(),
-        attributionMarkdown: tmsService.getMarkdownAttribution(),
-        url: tmsService.getUrlTemplate()
-      };
-    });
-
-    return { fileLayers, tmsServices };
-  }
 }