Management advanced settings telemetry (elastic#54369)

* management telemetry

* Use getUserProvided

src/legacy/core_plugins/telemetry/common/constants.ts

@@ -75,3 +75,9 @@ export const UI_METRIC_USAGE_TYPE = 'ui_metric';
  * Link to Advanced Settings.
  */
 export const PATH_TO_ADVANCED_SETTINGS = 'kibana#/management/kibana/settings';
+
+/**
+ * The type name used within the Monitoring index to publish management stats.
+ * @type {string}
+ */
+export const KIBANA_MANAGEMENT_STATS_TYPE = 'management';

src/legacy/core_plugins/telemetry/server/collectors/index.ts

@@ -22,3 +22,4 @@ export { registerTelemetryUsageCollector } from './usage';
 export { registerUiMetricUsageCollector } from './ui_metric';
 export { registerLocalizationUsageCollector } from './localization';
 export { registerTelemetryPluginUsageCollector } from './telemetry_plugin';
+export { registerManagementUsageCollector } from './management';

src/legacy/core_plugins/telemetry/server/collectors/management/index.ts

@@ -0,0 +1,20 @@
+/*
+ * 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 { registerManagementUsageCollector } from './telemetry_management_collector';

src/legacy/core_plugins/telemetry/server/collectors/management/telemetry_management_collector.ts

@@ -0,0 +1,63 @@
+/*
+ * 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 { Server } from 'hapi';
+import { size } from 'lodash';
+import { KIBANA_MANAGEMENT_STATS_TYPE } from '../../../common/constants';
+import { UsageCollectionSetup } from '../../../../../../plugins/usage_collection/server';
+import { SavedObjectsClient } from '../../../../../../core/server';
+
+export type UsageStats = Record<string, any>;
+
+export async function getTranslationCount(loader: any, locale: string): Promise<number> {
+  const translations = await loader.getTranslationsByLocale(locale);
+  return size(translations.messages);
+}
+
+export function createCollectorFetch(server: Server) {
+  return async function fetchUsageStats(): Promise<UsageStats> {
+    const internalRepo = server.newPlatform.setup.core.savedObjects.createInternalRepository();
+    const uiSettingsClient = server.newPlatform.start.core.uiSettings.asScopedToClient(
+      new SavedObjectsClient(internalRepo)
+    );
+
+    const user = await uiSettingsClient.getUserProvided();
+    const modifiedEntries = Object.keys(user)
+      .filter((key: string) => key !== 'buildNum')
+      .reduce((obj: any, key: string) => {
+        obj[key] = user[key].userValue;
+        return obj;
+      }, {});
+
+    return modifiedEntries;
+  };
+}
+
+export function registerManagementUsageCollector(
+  usageCollection: UsageCollectionSetup,
+  server: any
+) {
+  const collector = usageCollection.makeUsageCollector({
+    type: KIBANA_MANAGEMENT_STATS_TYPE,
+    isReady: () => true,
+    fetch: createCollectorFetch(server),
+  });
+
+  usageCollection.registerCollector(collector);
+}

src/legacy/core_plugins/telemetry/server/plugin.ts

@@ -27,6 +27,7 @@ import {
   registerTelemetryUsageCollector,
   registerLocalizationUsageCollector,
   registerTelemetryPluginUsageCollector,
+  registerManagementUsageCollector,
 } from './collectors';
 
 export interface PluginsSetup {
@@ -50,5 +51,6 @@ export class TelemetryPlugin {
     registerLocalizationUsageCollector(usageCollection, server);
     registerTelemetryUsageCollector(usageCollection, server);
     registerUiMetricUsageCollector(usageCollection, server);
+    registerManagementUsageCollector(usageCollection, server);
   }
 }