Loki: Add `lokiQueryChunkingOption` feature flag (#65057)

* add `lokiQueryChunkingOption` feature flag

* be safe and also rely on `config.featureToggles.lokiQuerySplitting`

* renamed to `lokiQuerySplittingConfig`

* fix typo

docs/sources/setup-grafana/configure-grafana/feature-toggles/index.md

@@ -88,6 +88,7 @@ Alpha features might be changed or removed without prior notice.
 | `editPanelCSVDragAndDrop`          | Enables drag and drop for CSV and Excel files                                                                                                                                |
 | `logsContextDatasourceUi`          | Allow datasource to provide custom UI for context view                                                                                                                       |
 | `lokiQuerySplitting`               | Split large interval queries into subqueries with smaller time intervals                                                                                                     |
+| `lokiQuerySplittingConfig`         | Give users the option to configure split durations for Loki queries                                                                                                          |
 | `individualCookiePreferences`      | Support overriding cookie preferences per user                                                                                                                               |
 | `drawerDataSourcePicker`           | Changes the user experience for data source selection to a drawer.                                                                                                           |
 | `traceqlSearch`                    | Enables the 'TraceQL Search' tab for the Tempo datasource which provides a UI to generate TraceQL queries                                                                    |

packages/grafana-data/src/types/featureToggles.gen.ts

@@ -78,6 +78,7 @@ export interface FeatureToggles {
   logsSampleInExplore?: boolean;
   logsContextDatasourceUi?: boolean;
   lokiQuerySplitting?: boolean;
+  lokiQuerySplittingConfig?: boolean;
   individualCookiePreferences?: boolean;
   drawerDataSourcePicker?: boolean;
   traceqlSearch?: boolean;

pkg/services/featuremgmt/registry.go

@@ -400,6 +400,13 @@ var (
 			FrontendOnly: true,
 			Owner:        grafanaObservabilityLogsSquad,
 		},
+		{
+			Name:         "lokiQuerySplittingConfig",
+			Description:  "Give users the option to configure split durations for Loki queries",
+			State:        FeatureStateAlpha,
+			FrontendOnly: true,
+			Owner:        grafanaObservabilityLogsSquad,
+		},
 		{
 			Name:        "individualCookiePreferences",
 			Description: "Support overriding cookie preferences per user",

pkg/services/featuremgmt/toggles_gen.csv

@@ -59,6 +59,7 @@ alertingNoNormalState,beta,@grafana/alerting-squad,false,false,false,false
 logsSampleInExplore,stable,@grafana/observability-logs,false,false,false,true
 logsContextDatasourceUi,alpha,@grafana/observability-logs,false,false,false,true
 lokiQuerySplitting,alpha,@grafana/observability-logs,false,false,false,true
+lokiQuerySplittingConfig,alpha,@grafana/observability-logs,false,false,false,true
 individualCookiePreferences,alpha,@grafana/backend-platform,false,false,false,false
 drawerDataSourcePicker,alpha,@grafana/grafana-bi-squad,false,false,false,true
 traceqlSearch,alpha,@grafana/observability-traces-and-profiling,false,false,false,true

pkg/services/featuremgmt/toggles_gen.go

@@ -247,6 +247,10 @@ const (
 	// Split large interval queries into subqueries with smaller time intervals
 	FlagLokiQuerySplitting = "lokiQuerySplitting"
 
+	// FlagLokiQuerySplittingConfig
+	// Give users the option to configure split durations for Loki queries
+	FlagLokiQuerySplittingConfig = "lokiQuerySplittingConfig"
+
 	// FlagIndividualCookiePreferences
 	// Support overriding cookie preferences per user
 	FlagIndividualCookiePreferences = "individualCookiePreferences"

public/app/plugins/datasource/loki/querybuilder/components/LokiQueryBuilderOptions.tsx

@@ -110,7 +110,7 @@ export const LokiQueryBuilderOptions = React.memo<Props>(
               aria-label="Select resolution"
             />
           </EditorField>
-          {config.featureToggles.lokiQuerySplitting && (
+          {config.featureToggles.lokiQuerySplittingConfig && config.featureToggles.lokiQuerySplitting && (
             <EditorField
               label="Chunk Duration"
               tooltip="Defines the duration of a single query chunk when query chunking is used."