[Reporting] Fix timestamp override for ES|QL CSV scheduled reports with relative time ranges

src/platform/packages/private/kbn-generate-csv/src/generate_csv_esql.ts

@@ -29,12 +29,15 @@ import { CONTENT_TYPE_CSV } from '../constants';
 import { type CsvExportSettings, getExportSettings } from './lib/get_export_settings';
 import { i18nTexts } from './lib/i18n_texts';
 import { MaxSizeStringBuilder } from './lib/max_size_string_builder';
+import { overrideTimeRange } from './lib/override_time_range';
 
 export interface JobParamsCsvESQL {
   query: { esql: string };
   columns?: string[];
   filters?: Filter[];
   browserTimezone?: string;
+  forceNow?: string;
+  timeFieldName?: string;
 }
 
 interface Clients {
@@ -85,12 +88,34 @@ export class CsvESQLGenerator {
       }
     }
 
+    let currentFilters = this.job.filters;
+    if (this.job.forceNow) {
+      this.logger.debug(`Overriding time range filter using forceNow: ${this.job.forceNow}`, {
+        tags: [this.jobId],
+      });
+      this.logger.debug(() => `Current filters: ${JSON.stringify(currentFilters)}`, {
+        tags: [this.jobId],
+      });
+      const updatedFilters = overrideTimeRange({
+        currentFilters,
+        forceNow: this.job.forceNow,
+        logger: this.logger,
+        timeFieldName: this.job.timeFieldName,
+      });
+      this.logger.debug(() => `Updated filters: ${JSON.stringify(updatedFilters)}`, {
+        tags: [this.jobId],
+      });
+      if (updatedFilters) {
+        currentFilters = updatedFilters;
+      }
+    }
+
     const filter =
-      this.job.filters &&
+      currentFilters &&
       buildEsQuery(
         undefined,
         [],
-        this.job.filters,
+        currentFilters,
         getEsQueryConfig(this.clients.uiSettings as Parameters<typeof getEsQueryConfig>[0])
       );
 

src/platform/packages/private/kbn-generate-csv/src/lib/override_time_range.test.ts

@@ -561,6 +561,42 @@ describe('overrideTimeRange', () => {
     expect(updated).toBeUndefined();
   });
 
+  it('should use timeFieldName if no meta field found', () => {
+    const filter = [
+      {
+        query: {
+          range: {
+            '@timestamp': {
+              format: 'strict_date_optional_time',
+              gte: '2025-01-01T19:38:24.286Z',
+              lte: '2025-01-01T20:03:24.286Z',
+            },
+          },
+        },
+      },
+    ];
+
+    const updated = overrideTimeRange({
+      // @ts-expect-error missing meta field
+      currentFilters: filter,
+      forceNow: '2025-06-18T19:55:00.000Z',
+      timeFieldName: '@timestamp',
+    });
+    expect(updated).toEqual([
+      {
+        query: {
+          range: {
+            '@timestamp': {
+              format: 'strict_date_optional_time',
+              gte: '2025-06-18T19:30:00.000Z',
+              lte: '2025-06-18T19:55:00.000Z',
+            },
+          },
+        },
+      },
+    ]);
+  });
+
   it('should return undefined if invalid time', () => {
     const filter = [
       {

src/platform/packages/private/kbn-generate-csv/src/lib/override_time_range.ts

@@ -12,9 +12,15 @@ import { set } from '@kbn/safer-lodash-set';
 import type { Logger } from '@kbn/core/server';
 import { cloneDeep, get, has, isArray } from 'lodash';
 
+interface TimeFields {
+  metaField?: string;
+  timeFormat?: string;
+  timeGte?: string;
+  timeLte?: string;
+}
 const getTimeFieldAccessorString = (metaField: string): string => `query.range['${metaField}']`;
-const getTimeFields = (filter: Filter) => {
-  const metaField = get(filter, 'meta.field');
+const getTimeFields = (filter: Filter, timeFieldName?: string): TimeFields => {
+  const metaField: string | undefined = get(filter, 'meta.field') || timeFieldName;
   if (metaField) {
     const timeFieldAccessorString = getTimeFieldAccessorString(metaField);
     const timeFormat = get(filter, `${timeFieldAccessorString}.format`);
@@ -36,11 +42,13 @@ interface OverrideTimeRangeOpts {
   currentFilters: Filter[] | Filter | undefined;
   forceNow: string;
   logger: Logger;
+  timeFieldName?: string;
 }
 export const overrideTimeRange = ({
   currentFilters,
   forceNow,
   logger,
+  timeFieldName,
 }: OverrideTimeRangeOpts): Filter[] | undefined => {
   if (!currentFilters) {
     return;
@@ -77,7 +85,7 @@ export const overrideTimeRange = ({
       timeFormat: maybeTimeFieldFormat,
       timeGte: maybeTimeFieldGte,
       timeLte: maybeTimeFieldLte,
-    } = getTimeFields(filter);
+    } = getTimeFields(filter, timeFieldName);
 
     if (maybeTimeFieldFormat && maybeTimeFieldGte && maybeTimeFieldLte) {
       return isValidDateTime(maybeTimeFieldGte) && isValidDateTime(maybeTimeFieldLte);
@@ -88,8 +96,8 @@ export const overrideTimeRange = ({
   if (timeFilterIndex >= 0) {
     try {
       const timeFilter = cloneDeep(filters[timeFilterIndex]);
-      const { metaField, timeGte, timeLte } = getTimeFields(timeFilter);
-      if (metaField) {
+      const { metaField, timeGte, timeLte } = getTimeFields(timeFilter, timeFieldName);
+      if (metaField && timeGte && timeLte) {
         const timeGteMs = Date.parse(timeGte);
         const timeLteMs = Date.parse(timeLte);
         const timeDiffMs = timeLteMs - timeGteMs;

src/platform/packages/private/kbn-reporting/export_types/csv/csv_v2.ts

@@ -131,6 +131,7 @@ export class CsvV2ExportType extends ExportType<
       // this should be addressed here https://github.com/elastic/kibana/issues/151190
       // const columns = await locatorClient.columnsFromLocator(params);
       const columns = params.columns as string[] | undefined;
+      const timeFieldName = await locatorClient.timeFieldNameFromLocator(params);
       const filters = await locatorClient.filtersFromLocator(params);
       const es = this.startDeps.esClient.asScoped(request);
 
@@ -141,6 +142,7 @@ export class CsvV2ExportType extends ExportType<
           columns,
           query,
           filters,
+          timeFieldName,
           ...job,
         },
         csvConfig,

src/platform/plugins/shared/discover/server/index.ts

@@ -15,6 +15,7 @@ import type {
   TitleFromLocatorFn,
   QueryFromLocatorFn,
   FiltersFromLocatorFn,
+  TimeFieldNameFromLocatorFn,
 } from './locator';
 
 export interface DiscoverServerPluginStartDeps {
@@ -27,6 +28,7 @@ export interface LocatorServiceScopedClient {
   titleFromLocator: TitleFromLocatorFn;
   queryFromLocator: QueryFromLocatorFn;
   filtersFromLocator: FiltersFromLocatorFn;
+  timeFieldNameFromLocator: TimeFieldNameFromLocatorFn;
 }
 
 export interface DiscoverServerPluginLocatorService {

src/platform/plugins/shared/discover/server/locator/index.ts

@@ -17,6 +17,7 @@ export type { SearchSourceFromLocatorFn } from './searchsource_from_locator';
 export type { TitleFromLocatorFn } from './title_from_locator';
 export type { QueryFromLocatorFn } from './query_from_locator';
 export type { FiltersFromLocatorFn } from './filters_from_locator';
+export type { TimeFieldNameFromLocatorFn } from './time_field_name_from_locator';
 
 /**
  * @internal

src/platform/plugins/shared/discover/server/locator/mocks.ts

@@ -37,6 +37,10 @@ export const createLocatorServiceMock = (): DiscoverServerPluginLocatorService =
     .fn<Promise<Filter[]>, [DiscoverAppLocatorParams]>()
     .mockResolvedValue([]);
 
+  const timeFieldNameFromLocatorMock = jest
+    .fn<Promise<string | undefined>, [DiscoverAppLocatorParams]>()
+    .mockResolvedValue('@timestamp');
+
   return {
     asScopedClient: jest
       .fn<Promise<LocatorServiceScopedClient>, [req: KibanaRequest]>()
@@ -47,6 +51,7 @@ export const createLocatorServiceMock = (): DiscoverServerPluginLocatorService =
           titleFromLocator: titleFromLocatorMock,
           queryFromLocator: queryFromLocatorMock,
           filtersFromLocator: filtersFromLocatorMock,
+          timeFieldNameFromLocator: timeFieldNameFromLocatorMock,
         } as LocatorServiceScopedClient);
       }),
   };

src/platform/plugins/shared/discover/server/locator/service.ts

@@ -14,6 +14,7 @@ import { searchSourceFromLocatorFactory } from './searchsource_from_locator';
 import { titleFromLocatorFactory } from './title_from_locator';
 import { queryFromLocatorFactory } from './query_from_locator';
 import { filtersFromLocatorFactory } from './filters_from_locator';
+import { timeFieldNameFromLocatorFactory } from './time_field_name_from_locator';
 
 export const getScopedClient = (
   core: CoreStart,
@@ -32,6 +33,7 @@ export const getScopedClient = (
         titleFromLocator: titleFromLocatorFactory(services),
         queryFromLocator: queryFromLocatorFactory(services),
         filtersFromLocator: filtersFromLocatorFactory(services),
+        timeFieldNameFromLocator: timeFieldNameFromLocatorFactory(services),
       };
     },
   };

src/platform/plugins/shared/discover/server/locator/time_field_name_from_locator.test.ts

@@ -0,0 +1,49 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the "Elastic License
+ * 2.0", the "GNU Affero General Public License v3.0 only", and the "Server Side
+ * Public License v 1"; you may not use this file except in compliance with, at
+ * your election, the "Elastic License 2.0", the "GNU Affero General Public
+ * License v3.0 only", or the "Server Side Public License, v 1".
+ */
+
+import type { IUiSettingsClient, SavedObjectsClientContract } from '@kbn/core/server';
+import { coreMock, httpServerMock } from '@kbn/core/server/mocks';
+import type { ISearchStartSearchSource } from '@kbn/data-plugin/common';
+import { dataPluginMock } from '@kbn/data-plugin/server/mocks';
+import type { LocatorServicesDeps as Services } from '.';
+import { timeFieldNameFromLocatorFactory } from './time_field_name_from_locator';
+
+const coreStart = coreMock.createStart();
+let uiSettingsClient: IUiSettingsClient;
+let soClient: SavedObjectsClientContract;
+let searchSourceStart: ISearchStartSearchSource;
+let mockServices: Services;
+
+beforeAll(async () => {
+  const dataStartMock = dataPluginMock.createStartContract();
+  const request = httpServerMock.createKibanaRequest();
+  soClient = coreStart.savedObjects.getScopedClient(request);
+  uiSettingsClient = coreMock.createStart().uiSettings.asScopedToClient(soClient);
+  searchSourceStart = await dataStartMock.search.searchSource.asScoped(request);
+
+  mockServices = {
+    searchSourceStart,
+    savedObjects: soClient,
+    uiSettings: uiSettingsClient,
+  };
+});
+
+test(`returns timeFieldName from DiscoverAppLocatorParams`, async () => {
+  const params = { dataViewSpec: { timeFieldName: '@timestamp' } };
+  const timeFieldNameFromLocatorFn = timeFieldNameFromLocatorFactory(mockServices);
+  const timeField = await timeFieldNameFromLocatorFn(params);
+  expect(timeField).toBe('@timestamp');
+});
+
+test(`returns undefined if there is no timeFieldName in DiscoverAppLocatorParams`, async () => {
+  const params = { dataViewSpec: {} };
+  const timeFieldNameFromLocatorFn = timeFieldNameFromLocatorFactory(mockServices);
+  const timeField = await timeFieldNameFromLocatorFn(params);
+  expect(timeField).toBeUndefined();
+});

src/platform/plugins/shared/discover/server/locator/time_field_name_from_locator.ts

@@ -0,0 +1,29 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the "Elastic License
+ * 2.0", the "GNU Affero General Public License v3.0 only", and the "Server Side
+ * Public License v 1"; you may not use this file except in compliance with, at
+ * your election, the "Elastic License 2.0", the "GNU Affero General Public
+ * License v3.0 only", or the "Server Side Public License, v 1".
+ */
+
+import type { LocatorServicesDeps } from '.';
+import type { DiscoverAppLocatorParams } from '../../common';
+
+/**
+ * @internal
+ */
+export const timeFieldNameFromLocatorFactory = (services: LocatorServicesDeps) => {
+  /**
+   * @public
+   */
+  const timeFieldNameFromLocator = async (
+    params: DiscoverAppLocatorParams
+  ): Promise<string | undefined> => {
+    return params.dataViewSpec?.timeFieldName;
+  };
+
+  return timeFieldNameFromLocator;
+};
+
+export type TimeFieldNameFromLocatorFn = ReturnType<typeof timeFieldNameFromLocatorFactory>;