[data.search] Add user information to background session service (#84975

)

* [data.search] Move search method inside session service and add tests

* Move background session service to data_enhanced plugin

* Fix types

* [data.search] Add user information to background session service

* Update trackId & getId to accept user

* Fix remaining merge conflicts

* Fix test

* Remove todos

* Fix session service to use user

* Remove user conflicts and update SO filter

* Allow filter as string or KQL node

* Add back user checks

* Add API integration tests

* Remove unnecessary get calls

x-pack/plugins/data_enhanced/common/search/session/types.ts

@@ -57,6 +57,12 @@ export interface SearchSessionSavedObjectAttributes {
    * This value is true if the session was actively stored by the user. If it is false, the session may be purged by the system.
    */
   persisted: boolean;
+  /**
+   * The realm type/name & username uniquely identifies the user who created this search session
+   */
+  realmType?: string;
+  realmName?: string;
+  username?: string;
 }
 
 export interface SearchSessionRequestInfo {

x-pack/plugins/data_enhanced/kibana.json

@@ -4,7 +4,7 @@
   "kibanaVersion": "kibana",
   "configPath": ["xpack", "data_enhanced"],
   "requiredPlugins": ["bfetch", "data", "features", "management", "share", "taskManager"],
-  "optionalPlugins": ["kibanaUtils", "usageCollection"],
+  "optionalPlugins": ["kibanaUtils", "usageCollection", "security"],
   "server": true,
   "ui": true,
   "requiredBundles": ["kibanaUtils", "kibanaReact"]

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

@@ -24,12 +24,15 @@ import {
 import { getUiSettings } from './ui_settings';
 import type { DataEnhancedRequestHandlerContext } from './type';
 import { ConfigSchema } from '../config';
+import { SecurityPluginSetup } from '../../security/server';
 
 interface SetupDependencies {
   data: DataPluginSetup;
   usageCollection?: UsageCollectionSetup;
   taskManager: TaskManagerSetupContract;
+  security?: SecurityPluginSetup;
 }
+
 export interface StartDependencies {
   data: DataPluginStart;
   taskManager: TaskManagerStartContract;
@@ -67,7 +70,7 @@ export class EnhancedDataServerPlugin
       eqlSearchStrategyProvider(this.logger)
     );
 
-    this.sessionService = new SearchSessionService(this.logger, this.config);
+    this.sessionService = new SearchSessionService(this.logger, this.config, deps.security);
 
     deps.data.__enhance({
       search: {

x-pack/plugins/data_enhanced/server/saved_objects/search_session.ts

@@ -53,6 +53,15 @@ export const searchSessionMapping: SavedObjectsType = {
         type: 'object',
         enabled: false,
       },
+      realmType: {
+        type: 'keyword',
+      },
+      realmName: {
+        type: 'keyword',
+      },
+      username: {
+        type: 'keyword',
+      },
     },
   },
 };