[Alerting] migrates acceptance and functional test fixtures to KP (el…

…astic#64888)

This PR migrates the vast majority of Alerting legacy code to the Kibana Platform.

This includes:

1. Removed legacy Task Manager
2. Migrates Fixture plugins in Alerting, Triggers UI and Task Manager Perf

This does not includes:

1. The PagerDuty simulator due to a lack of support for custom responses in the platform. issue opened. elastic#65045
2. The Webhooks simulator due to a lack of support for custom authorisation. Requires investigation.
# Conflicts:
#	renovate.json5
#	x-pack/index.js

test/scripts/jenkins_xpack_build_kibana.sh

@@ -7,7 +7,9 @@ echo " -> building kibana platform plugins"
 node scripts/build_kibana_platform_plugins \
   --scan-dir "$XPACK_DIR/test/plugin_functional/plugins" \
   --scan-dir "$XPACK_DIR/test/functional_with_es_ssl/fixtures/plugins" \
+  --scan-dir "$XPACK_DIR/test/alerting_api_integration/plugins" \
   --scan-dir "$XPACK_DIR/test/plugin_api_integration/plugins" \
+  --scan-dir "$XPACK_DIR/test/plugin_api_perf/plugins" \
   --verbose;
 
 # doesn't persist, also set in kibanaPipeline.groovy

x-pack/index.js

@@ -13,7 +13,6 @@ import { beats } from './legacy/plugins/beats_management';
 import { maps } from './legacy/plugins/maps';
 import { spaces } from './legacy/plugins/spaces';
 import { infra } from './legacy/plugins/infra';
-import { taskManager } from './legacy/plugins/task_manager';
 import { encryptedSavedObjects } from './legacy/plugins/encrypted_saved_objects';
 import { ingestManager } from './legacy/plugins/ingest_manager';
 
@@ -28,7 +27,6 @@ module.exports = function(kibana) {
     beats(kibana),
     maps(kibana),
     infra(kibana),
-    taskManager(kibana),
     encryptedSavedObjects(kibana),
     ingestManager(kibana),
   ];

x-pack/package.json

@@ -115,6 +115,8 @@
     "@types/uuid": "^3.4.4",
     "@types/xml-crypto": "^1.4.0",
     "@types/xml2js": "^0.4.5",
+    "@types/stats-lite": "^2.2.0",
+    "@types/pretty-ms": "^5.0.0",
     "@welldone-software/why-did-you-render": "^4.0.0",
     "abab": "^1.0.4",
     "axios": "^0.19.0",

x-pack/plugins/actions/server/plugin.ts

@@ -177,15 +177,15 @@ export class ActionsPlugin implements Plugin<Promise<PluginSetupContract>, Plugi
 
     const usageCollection = plugins.usageCollection;
     if (usageCollection) {
+      initializeActionsTelemetry(
+        this.telemetryLogger,
+        plugins.taskManager,
+        core,
+        await this.kibanaIndex
+      );
+
       core.getStartServices().then(async ([, startPlugins]) => {
         registerActionsUsageCollector(usageCollection, startPlugins.taskManager);
-
-        initializeActionsTelemetry(
-          this.telemetryLogger,
-          plugins.taskManager,
-          core,
-          await this.kibanaIndex
-        );
       });
     }
 

x-pack/plugins/alerting/server/plugin.ts

@@ -152,15 +152,15 @@ export class AlertingPlugin {
 
     const usageCollection = plugins.usageCollection;
     if (usageCollection) {
+      initializeAlertingTelemetry(
+        this.telemetryLogger,
+        core,
+        plugins.taskManager,
+        await this.kibanaIndex
+      );
+
       core.getStartServices().then(async ([, startPlugins]) => {
         registerAlertsUsageCollector(usageCollection, startPlugins.taskManager);
-
-        initializeAlertingTelemetry(
-          this.telemetryLogger,
-          core,
-          plugins.taskManager,
-          await this.kibanaIndex
-        );
       });
     }
 

x-pack/plugins/apm/server/lib/apm_telemetry/index.ts

@@ -38,6 +38,21 @@ export async function createApmTelemetry({
   taskManager: TaskManagerSetupContract;
   logger: Logger;
 }) {
+  taskManager.registerTaskDefinitions({
+    [APM_TELEMETRY_TASK_NAME]: {
+      title: 'Collect APM telemetry',
+      type: APM_TELEMETRY_TASK_NAME,
+      createTaskRunner: () => {
+        return {
+          run: async () => {
+            await collectAndStore();
+          },
+          cancel: async () => {}
+        };
+      }
+    }
+  });
+
   const savedObjectsClient = await getInternalSavedObjectsClient(core);
 
   const collectAndStore = async () => {
@@ -79,21 +94,6 @@ export async function createApmTelemetry({
     );
   };
 
-  taskManager.registerTaskDefinitions({
-    [APM_TELEMETRY_TASK_NAME]: {
-      title: 'Collect APM telemetry',
-      type: APM_TELEMETRY_TASK_NAME,
-      createTaskRunner: () => {
-        return {
-          run: async () => {
-            await collectAndStore();
-          },
-          cancel: async () => {}
-        };
-      }
-    }
-  });
-
   const collector = usageCollector.makeUsageCollector({
     type: 'apm',
     fetch: async () => {

x-pack/plugins/task_manager/server/mocks.ts

@@ -8,7 +8,6 @@ import { TaskManagerSetupContract, TaskManagerStartContract } from './plugin';
 
 const createSetupMock = () => {
   const mock: jest.Mocked<TaskManagerSetupContract> = {
-    registerLegacyAPI: jest.fn(),
     addMiddleware: jest.fn(),
     registerTaskDefinitions: jest.fn(),
   };