[File upload] Update remaining File Upload dependencies for NP migration

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

@@ -8,9 +8,10 @@ import { mappings } from './mappings';
 
 export const fileUpload = kibana => {
   return new kibana.Plugin({
-    require: ['elasticsearch', 'xpack_main'],
+    require: ['elasticsearch'],
     name: 'file_upload',
     id: 'file_upload',
+    // TODO: uiExports and savedObjectSchemas to be removed on migration
     uiExports: {
       mappings,
     },
@@ -22,23 +23,14 @@ export const fileUpload = kibana => {
 
     init(server) {
       const coreSetup = server.newPlatform.setup.core;
+      const coreStart = server.newPlatform.start.core;
       const { usageCollection } = server.newPlatform.setup.plugins;
-      const pluginsSetup = {
+      const pluginsStart = {
         usageCollection,
       };
-
-      // legacy dependencies
-      const __LEGACY = {
-        route: server.route.bind(server),
-        plugins: {
-          elasticsearch: server.plugins.elasticsearch,
-        },
-        savedObjects: {
-          getSavedObjectsRepository: server.savedObjects.getSavedObjectsRepository,
-        },
-      };
-
-      new FileUploadPlugin().setup(coreSetup, pluginsSetup, __LEGACY);
+      const fileUploadPlugin = new FileUploadPlugin();
+      fileUploadPlugin.setup(coreSetup);
+      fileUploadPlugin.start(coreStart, pluginsStart);
     },
   });
 };

x-pack/legacy/plugins/file_upload/server/client/call_with_request_factory.js

@@ -5,14 +5,17 @@
  */
 
 import { once } from 'lodash';
+import { getDataClient } from '../kibana_server_services';
 
-const callWithRequest = once(elasticsearchPlugin => {
-  const cluster = elasticsearchPlugin.getCluster('data');
-  return cluster.callWithRequest;
-});
+const callWithRequest = once(() => getDataClient());
 
-export const callWithRequestFactory = (elasticsearchPlugin, request) => {
+export const callWithRequestFactory = request => {
   return (...args) => {
-    return callWithRequest(elasticsearchPlugin)(request, ...args);
+    return (
+      callWithRequest()
+        .asScoped(request)
+        // @ts-ignore
+        .callAsCurrentUser(...args)
+    );
   };
 };

x-pack/legacy/plugins/file_upload/server/kibana_server_services.js

@@ -0,0 +1,18 @@
+/*
+ * 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.
+ */
+
+let dataClient;
+
+export const setElasticsearchClientServices = elasticsearch => {
+  ({ dataClient } = elasticsearch);
+};
+export const getDataClient = () => dataClient;
+
+let internalRepository;
+export const setInternalRepository = createInternalRepository => {
+  internalRepository = createInternalRepository();
+};
+export const getInternalRepository = () => internalRepository;

x-pack/legacy/plugins/file_upload/server/plugin.js

@@ -5,19 +5,23 @@
  */
 
 import { initRoutes } from './routes/file_upload';
+import { setElasticsearchClientServices, setInternalRepository } from './kibana_server_services';
 import { registerFileUploadUsageCollector } from './telemetry';
 
 export class FileUploadPlugin {
-  setup(core, plugins, __LEGACY) {
-    const elasticsearchPlugin = __LEGACY.plugins.elasticsearch;
-    const getSavedObjectsRepository = __LEGACY.savedObjects.getSavedObjectsRepository;
-    const router = core.http.createRouter();
+  constructor() {
+    this.router = null;
+  }
+
+  setup(core) {
+    setElasticsearchClientServices(core.elasticsearch);
+    this.router = core.http.createRouter();
+  }
 
-    initRoutes(router, elasticsearchPlugin, getSavedObjectsRepository);
+  start(core, plugins) {
+    initRoutes(this.router, core.savedObjects.getSavedObjectsRepository);
+    setInternalRepository(core.savedObjects.createInternalRepository);
 
-    registerFileUploadUsageCollector(plugins.usageCollection, {
-      elasticsearchPlugin,
-      getSavedObjectsRepository,
-    });
+    registerFileUploadUsageCollector(plugins.usageCollection);
   }
 }

x-pack/legacy/plugins/file_upload/server/routes/file_upload.js

@@ -75,7 +75,7 @@ export const idConditionalValidation = (body, boolHasId) =>
     )
     .validate(body);
 
-const finishValidationAndProcessReq = (elasticsearchPlugin, getSavedObjectsRepository) => {
+const finishValidationAndProcessReq = () => {
   return async (con, req, { ok, badRequest }) => {
     const {
       query: { id },
@@ -86,7 +86,7 @@ const finishValidationAndProcessReq = (elasticsearchPlugin, getSavedObjectsRepos
     let resp;
     try {
       const validIdReqData = idConditionalValidation(body, boolHasId);
-      const callWithRequest = callWithRequestFactory(elasticsearchPlugin, req);
+      const callWithRequest = callWithRequestFactory(req);
       const { importData: importDataFunc } = importDataProvider(callWithRequest);
 
       const { index, settings, mappings, ingestPipeline, data } = validIdReqData;
@@ -103,7 +103,7 @@ const finishValidationAndProcessReq = (elasticsearchPlugin, getSavedObjectsRepos
         resp = ok({ body: processedReq });
         // If no id's been established then this is a new index, update telemetry
         if (!boolHasId) {
-          await updateTelemetry({ elasticsearchPlugin, getSavedObjectsRepository });
+          await updateTelemetry();
         }
       } else {
         resp = badRequest(`Error processing request 1: ${processedReq.error.message}`, ['body']);
@@ -115,7 +115,7 @@ const finishValidationAndProcessReq = (elasticsearchPlugin, getSavedObjectsRepos
   };
 };
 
-export const initRoutes = (router, esPlugin, getSavedObjectsRepository) => {
+export const initRoutes = router => {
   router.post(
     {
       path: `${IMPORT_ROUTE}{id?}`,
@@ -125,6 +125,6 @@ export const initRoutes = (router, esPlugin, getSavedObjectsRepository) => {
       },
       options,
     },
-    finishValidationAndProcessReq(esPlugin, getSavedObjectsRepository)
+    finishValidationAndProcessReq()
   );
 };

x-pack/legacy/plugins/file_upload/server/telemetry/file_upload_usage_collector.ts

@@ -9,19 +9,11 @@ import { getTelemetry, initTelemetry } from './telemetry';
 
 const TELEMETRY_TYPE = 'fileUploadTelemetry';
 
-export function registerFileUploadUsageCollector(
-  usageCollection: UsageCollectionSetup,
-  deps: {
-    elasticsearchPlugin: any;
-    getSavedObjectsRepository: any;
-  }
-): void {
-  const { elasticsearchPlugin, getSavedObjectsRepository } = deps;
+export function registerFileUploadUsageCollector(usageCollection: UsageCollectionSetup): void {
   const fileUploadUsageCollector = usageCollection.makeUsageCollector({
     type: TELEMETRY_TYPE,
     isReady: () => true,
-    fetch: async () =>
-      (await getTelemetry(elasticsearchPlugin, getSavedObjectsRepository)) || initTelemetry(),
+    fetch: async () => (await getTelemetry()) || initTelemetry(),
   });
 
   usageCollection.registerCollector(fileUploadUsageCollector);

x-pack/legacy/plugins/file_upload/server/telemetry/telemetry.test.ts

@@ -25,7 +25,7 @@ describe('file upload plugin telemetry', () => {
   describe('getTelemetry', () => {
     it('should get existing telemetry', async () => {
       const internalRepo = mockInit();
-      await getTelemetry(elasticsearchPlugin, getSavedObjectsRepository, internalRepo);
+      await getTelemetry(internalRepo);
       expect(internalRepo.update.mock.calls.length).toBe(0);
       expect(internalRepo.get.mock.calls.length).toBe(1);
       expect(internalRepo.create.mock.calls.length).toBe(0);
@@ -40,11 +40,7 @@ describe('file upload plugin telemetry', () => {
         },
       });
 
-      await updateTelemetry({
-        elasticsearchPlugin,
-        getSavedObjectsRepository,
-        internalRepo,
-      });
+      await updateTelemetry(internalRepo);
       expect(internalRepo.update.mock.calls.length).toBe(1);
       expect(internalRepo.get.mock.calls.length).toBe(1);
       expect(internalRepo.create.mock.calls.length).toBe(0);

x-pack/legacy/plugins/file_upload/server/telemetry/telemetry.ts

@@ -5,7 +5,8 @@
  */
 
 import _ from 'lodash';
-import { callWithInternalUserFactory } from '../client/call_with_internal_user_factory';
+// @ts-ignore
+import { getInternalRepository } from '../kibana_server_services';
 
 export const TELEMETRY_DOC_ID = 'file-upload-telemetry';
 
@@ -17,27 +18,14 @@ export interface TelemetrySavedObject {
   attributes: Telemetry;
 }
 
-export function getInternalRepository(
-  elasticsearchPlugin: any,
-  getSavedObjectsRepository: any
-): any {
-  const callWithInternalUser = callWithInternalUserFactory(elasticsearchPlugin);
-  return getSavedObjectsRepository(callWithInternalUser);
-}
-
 export function initTelemetry(): Telemetry {
   return {
     filesUploadedTotalCount: 0,
   };
 }
 
-export async function getTelemetry(
-  elasticsearchPlugin: any,
-  getSavedObjectsRepository: any,
-  internalRepo?: object
-): Promise<Telemetry> {
-  const internalRepository =
-    internalRepo || getInternalRepository(elasticsearchPlugin, getSavedObjectsRepository);
+export async function getTelemetry(internalRepo?: object): Promise<Telemetry> {
+  const internalRepository = internalRepo || getInternalRepository();
   let telemetrySavedObject;
 
   try {
@@ -49,22 +37,9 @@ export async function getTelemetry(
   return telemetrySavedObject ? telemetrySavedObject.attributes : null;
 }
 
-export async function updateTelemetry({
-  elasticsearchPlugin,
-  getSavedObjectsRepository,
-  internalRepo,
-}: {
-  elasticsearchPlugin: any;
-  getSavedObjectsRepository: any;
-  internalRepo?: any;
-}) {
-  const internalRepository =
-    internalRepo || getInternalRepository(elasticsearchPlugin, getSavedObjectsRepository);
-  let telemetry = await getTelemetry(
-    elasticsearchPlugin,
-    getSavedObjectsRepository,
-    internalRepository
-  );
+export async function updateTelemetry(internalRepo?: any) {
+  const internalRepository = internalRepo || getInternalRepository();
+  let telemetry = await getTelemetry(internalRepository);
   // Create if doesn't exist
   if (!telemetry || _.isEmpty(telemetry)) {
     const newTelemetrySavedObject = await internalRepository.create(