[APM] License feature tracking for service maps (elastic#69455)

Use the license feature API to register the service maps feature and track its usage when the API endpoint is accessed.

Fixes elastic#64850.

x-pack/plugins/apm/server/feature.ts

@@ -70,3 +70,6 @@ export const APM_FEATURE = {
     },
   },
 };
+
+export const APM_SERVICE_MAPS_FEATURE_NAME = 'APM service maps';
+export const APM_SERVICE_MAPS_LICENSE_TYPE = 'platinum';

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

@@ -14,7 +14,7 @@ import {
 import { Observable, combineLatest } from 'rxjs';
 import { map, take } from 'rxjs/operators';
 import { ObservabilityPluginSetup } from '../../observability/server';
-import { SecurityPluginSetup } from '../../security/public';
+import { SecurityPluginSetup } from '../../security/server';
 import { UsageCollectionSetup } from '../../../../src/plugins/usage_collection/server';
 import { TaskManagerSetupContract } from '../../task_manager/server';
 import { AlertingPlugin } from '../../alerts/server';
@@ -28,11 +28,19 @@ import { APMConfig, mergeConfigs, APMXPackConfig } from '.';
 import { HomeServerPluginSetup } from '../../../../src/plugins/home/server';
 import { CloudSetup } from '../../cloud/server';
 import { getInternalSavedObjectsClient } from './lib/helpers/get_internal_saved_objects_client';
-import { LicensingPluginSetup } from '../../licensing/public';
+import {
+  LicensingPluginSetup,
+  LicensingPluginStart,
+} from '../../licensing/server';
 import { registerApmAlerts } from './lib/alerts/register_apm_alerts';
 import { createApmTelemetry } from './lib/apm_telemetry';
+
 import { PluginSetupContract as FeaturesPluginSetup } from '../../features/server';
-import { APM_FEATURE } from './feature';
+import {
+  APM_FEATURE,
+  APM_SERVICE_MAPS_FEATURE_NAME,
+  APM_SERVICE_MAPS_LICENSE_TYPE,
+} from './feature';
 import { apmIndices, apmTelemetry } from './saved_objects';
 import { createElasticCloudInstructions } from './tutorial/elastic_cloud';
 import { MlPluginSetup } from '../../ml/server';
@@ -120,16 +128,25 @@ export class APMPlugin implements Plugin<APMPluginSetup> {
         elasticCloud: createElasticCloudInstructions(plugins.cloud),
       };
     });
+
     plugins.features.registerFeature(APM_FEATURE);
+    plugins.licensing.featureUsage.register(
+      APM_SERVICE_MAPS_FEATURE_NAME,
+      APM_SERVICE_MAPS_LICENSE_TYPE
+    );
 
-    createApmApi().init(core, {
-      config$: mergedConfig$,
-      logger: this.logger!,
-      plugins: {
-        observability: plugins.observability,
-        security: plugins.security,
-        ml: plugins.ml,
-      },
+    core.getStartServices().then(([_coreStart, pluginsStart]) => {
+      createApmApi().init(core, {
+        config$: mergedConfig$,
+        logger: this.logger!,
+        plugins: {
+          licensing: (pluginsStart as { licensing: LicensingPluginStart })
+            .licensing,
+          observability: plugins.observability,
+          security: plugins.security,
+          ml: plugins.ml,
+        },
+      });
     });
 
     return {

x-pack/plugins/apm/server/routes/create_api/index.test.ts

@@ -9,6 +9,7 @@ import { CoreSetup, Logger } from 'src/core/server';
 import { Params } from '../typings';
 import { BehaviorSubject } from 'rxjs';
 import { APMConfig } from '../..';
+import { LicensingPluginStart } from '../../../../licensing/server';
 
 const getCoreMock = () => {
   const get = jest.fn();
@@ -40,7 +41,7 @@ const getCoreMock = () => {
       logger: ({
         error: jest.fn(),
       } as unknown) as Logger,
-      plugins: {},
+      plugins: { licensing: {} as LicensingPluginStart },
     },
   };
 };

x-pack/plugins/apm/server/routes/service_map.ts

@@ -15,6 +15,7 @@ import { getServiceMap } from '../lib/service_map/get_service_map';
 import { getServiceMapServiceNodeInfo } from '../lib/service_map/get_service_map_service_node_info';
 import { createRoute } from './create_route';
 import { rangeRt } from './default_api_types';
+import { APM_SERVICE_MAPS_FEATURE_NAME } from '../feature';
 
 export const serviceMapRoute = createRoute(() => ({
   path: '/api/apm/service-map',
@@ -35,6 +36,10 @@ export const serviceMapRoute = createRoute(() => ({
       throw Boom.forbidden(invalidLicenseMessage);
     }
 
+    context.plugins.licensing.featureUsage.notifyUsage(
+      APM_SERVICE_MAPS_FEATURE_NAME
+    );
+
     const setup = await setupRequest(context, request);
     const {
       query: { serviceName, environment },

x-pack/plugins/apm/server/routes/typings.ts

@@ -14,10 +14,11 @@ import {
 import { PickByValue, Optional } from 'utility-types';
 import { Observable } from 'rxjs';
 import { Server } from 'hapi';
+import { LicensingPluginStart } from '../../../licensing/server';
 import { ObservabilityPluginSetup } from '../../../observability/server';
 // eslint-disable-next-line @kbn/eslint/no-restricted-paths
 import { FetchOptions } from '../../public/services/rest/callApi';
-import { SecurityPluginSetup } from '../../../security/public';
+import { SecurityPluginSetup } from '../../../security/server';
 import { MlPluginSetup } from '../../../ml/server';
 import { APMConfig } from '..';
 
@@ -66,6 +67,7 @@ export type APMRequestHandlerContext<
   config: APMConfig;
   logger: Logger;
   plugins: {
+    licensing: LicensingPluginStart;
     observability?: ObservabilityPluginSetup;
     security?: SecurityPluginSetup;
     ml?: MlPluginSetup;
@@ -114,6 +116,7 @@ export interface ServerAPI<TRouteState extends RouteState> {
       config$: Observable<APMConfig>;
       logger: Logger;
       plugins: {
+        licensing: LicensingPluginStart;
         observability?: ObservabilityPluginSetup;
         security?: SecurityPluginSetup;
         ml?: MlPluginSetup;