[Ingest Manager] Add route for package installation by upload (#77044)

* Add route to accept a direct package upload.

* Only accept application/zip or application/gzip

* Use better name for response containing only a message.

* Add integration test for direct package upload.

x-pack/plugins/ingest_manager/common/constants/routes.ts

@@ -21,7 +21,8 @@ export const EPM_API_ROUTES = {
   LIST_PATTERN: EPM_PACKAGES_MANY,
   LIMITED_LIST_PATTERN: `${EPM_PACKAGES_MANY}/limited`,
   INFO_PATTERN: EPM_PACKAGES_ONE,
-  INSTALL_PATTERN: EPM_PACKAGES_ONE,
+  INSTALL_FROM_REGISTRY_PATTERN: EPM_PACKAGES_ONE,
+  INSTALL_BY_UPLOAD_PATTERN: EPM_PACKAGES_MANY,
   DELETE_PATTERN: EPM_PACKAGES_ONE,
   FILEPATH_PATTERN: `${EPM_PACKAGES_FILE}/{filePath*}`,
   CATEGORIES_PATTERN: `${EPM_API_ROOT}/categories`,

x-pack/plugins/ingest_manager/common/services/routes.ts

@@ -40,7 +40,10 @@ export const epmRouteService = {
   },
 
   getInstallPath: (pkgkey: string) => {
-    return EPM_API_ROUTES.INSTALL_PATTERN.replace('{pkgkey}', pkgkey).replace(/\/$/, ''); // trim trailing slash
+    return EPM_API_ROUTES.INSTALL_FROM_REGISTRY_PATTERN.replace('{pkgkey}', pkgkey).replace(
+      /\/$/,
+      ''
+    ); // trim trailing slash
   },
 
   getRemovePath: (pkgkey: string) => {

x-pack/plugins/ingest_manager/common/types/rest_spec/epm.ts

@@ -71,6 +71,10 @@ export interface InstallPackageResponse {
   response: AssetReference[];
 }
 
+export interface MessageResponse {
+  response: string;
+}
+
 export interface DeletePackageRequest {
   params: {
     pkgkey: string;

x-pack/plugins/ingest_manager/server/routes/epm/handlers.ts

@@ -9,6 +9,7 @@ import { appContextService } from '../../services';
 import {
   GetInfoResponse,
   InstallPackageResponse,
+  MessageResponse,
   DeletePackageResponse,
   GetCategoriesResponse,
   GetPackagesResponse,
@@ -19,7 +20,8 @@ import {
   GetPackagesRequestSchema,
   GetFileRequestSchema,
   GetInfoRequestSchema,
-  InstallPackageRequestSchema,
+  InstallPackageFromRegistryRequestSchema,
+  InstallPackageByUploadRequestSchema,
   DeletePackageRequestSchema,
 } from '../../types';
 import {
@@ -129,10 +131,10 @@ export const getInfoHandler: RequestHandler<TypeOf<typeof GetInfoRequestSchema.p
   }
 };
 
-export const installPackageHandler: RequestHandler<
-  TypeOf<typeof InstallPackageRequestSchema.params>,
+export const installPackageFromRegistryHandler: RequestHandler<
+  TypeOf<typeof InstallPackageFromRegistryRequestSchema.params>,
   undefined,
-  TypeOf<typeof InstallPackageRequestSchema.body>
+  TypeOf<typeof InstallPackageFromRegistryRequestSchema.body>
 > = async (context, request, response) => {
   const logger = appContextService.getLogger();
   const savedObjectsClient = context.core.savedObjects.client;
@@ -183,6 +185,17 @@ export const installPackageHandler: RequestHandler<
   }
 };
 
+export const installPackageByUploadHandler: RequestHandler<
+  undefined,
+  undefined,
+  TypeOf<typeof InstallPackageByUploadRequestSchema.body>
+> = async (context, request, response) => {
+  const body: MessageResponse = {
+    response: 'package upload was received ok, but not installed (not implemented yet)',
+  };
+  return response.ok({ body });
+};
+
 export const deletePackageHandler: RequestHandler<TypeOf<
   typeof DeletePackageRequestSchema.params
 >> = async (context, request, response) => {

x-pack/plugins/ingest_manager/server/routes/epm/index.ts

@@ -11,18 +11,22 @@ import {
   getLimitedListHandler,
   getFileHandler,
   getInfoHandler,
-  installPackageHandler,
+  installPackageFromRegistryHandler,
+  installPackageByUploadHandler,
   deletePackageHandler,
 } from './handlers';
 import {
   GetCategoriesRequestSchema,
   GetPackagesRequestSchema,
   GetFileRequestSchema,
   GetInfoRequestSchema,
-  InstallPackageRequestSchema,
+  InstallPackageFromRegistryRequestSchema,
+  InstallPackageByUploadRequestSchema,
   DeletePackageRequestSchema,
 } from '../../types';
 
+const MAX_FILE_SIZE_BYTES = 104857600; // 100MB
+
 export const registerRoutes = (router: IRouter) => {
   router.get(
     {
@@ -71,11 +75,27 @@ export const registerRoutes = (router: IRouter) => {
 
   router.post(
     {
-      path: EPM_API_ROUTES.INSTALL_PATTERN,
-      validate: InstallPackageRequestSchema,
+      path: EPM_API_ROUTES.INSTALL_FROM_REGISTRY_PATTERN,
+      validate: InstallPackageFromRegistryRequestSchema,
       options: { tags: [`access:${PLUGIN_ID}-all`] },
     },
-    installPackageHandler
+    installPackageFromRegistryHandler
+  );
+
+  router.post(
+    {
+      path: EPM_API_ROUTES.INSTALL_BY_UPLOAD_PATTERN,
+      validate: InstallPackageByUploadRequestSchema,
+      options: {
+        tags: [`access:${PLUGIN_ID}-all`],
+        body: {
+          accepts: ['application/gzip', 'application/zip'],
+          parse: false,
+          maxBytes: MAX_FILE_SIZE_BYTES,
+        },
+      },
+    },
+    installPackageByUploadHandler
   );
 
   router.delete(

x-pack/plugins/ingest_manager/server/types/rest_spec/epm.ts

@@ -32,7 +32,7 @@ export const GetInfoRequestSchema = {
   }),
 };
 
-export const InstallPackageRequestSchema = {
+export const InstallPackageFromRegistryRequestSchema = {
   params: schema.object({
     pkgkey: schema.string(),
   }),
@@ -43,6 +43,10 @@ export const InstallPackageRequestSchema = {
   ),
 };
 
+export const InstallPackageByUploadRequestSchema = {
+  body: schema.buffer(),
+};
+
 export const DeletePackageRequestSchema = {
   params: schema.object({
     pkgkey: schema.string(),

x-pack/test/ingest_manager_api_integration/apis/epm/index.js

@@ -11,6 +11,7 @@ export default function loadTests({ loadTestFile }) {
     loadTestFile(require.resolve('./file'));
     //loadTestFile(require.resolve('./template'));
     loadTestFile(require.resolve('./ilm'));
+    loadTestFile(require.resolve('./install_by_upload'));
     loadTestFile(require.resolve('./install_overrides'));
     loadTestFile(require.resolve('./install_prerelease'));
     loadTestFile(require.resolve('./install_remove_assets'));

x-pack/test/ingest_manager_api_integration/apis/epm/install_by_upload.ts

@@ -0,0 +1,55 @@
+/*
+ * 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 fs from 'fs';
+import path from 'path';
+import expect from '@kbn/expect';
+
+import { FtrProviderContext } from '../../../api_integration/ftr_provider_context';
+import { warnAndSkipTest } from '../../helpers';
+
+export default function ({ getService }: FtrProviderContext) {
+  const supertest = getService('supertest');
+  const dockerServers = getService('dockerServers');
+  const log = getService('log');
+
+  const testPkgArchiveTgz = path.join(
+    path.dirname(__filename),
+    '../fixtures/direct_upload_packages/apache_0.1.4.tar.gz'
+  );
+  const testPkgKey = 'apache-0.14';
+  const server = dockerServers.get('registry');
+
+  const deletePackage = async (pkgkey: string) => {
+    await supertest.delete(`/api/ingest_manager/epm/packages/${pkgkey}`).set('kbn-xsrf', 'xxxx');
+  };
+
+  describe('installs packages from direct upload', async () => {
+    after(async () => {
+      if (server.enabled) {
+        // remove the package just in case it being installed will affect other tests
+        await deletePackage(testPkgKey);
+      }
+    });
+
+    it('should install a tar archive correctly', async function () {
+      if (server.enabled) {
+        const buf = fs.readFileSync(testPkgArchiveTgz);
+        const res = await supertest
+          .post(`/api/ingest_manager/epm/packages`)
+          .set('kbn-xsrf', 'xxxx')
+          .type('application/gzip')
+          .send(buf)
+          .expect(200);
+        expect(res.body.response).to.equal(
+          'package upload was received ok, but not installed (not implemented yet)'
+        );
+      } else {
+        warnAndSkipTest(this, log);
+      }
+    });
+  });
+}