Plugins: Introduce HTTP 207 Multi Status response to api/ds/query (#48550)

* feature toggles

* return HTTP 207 from ds/query

* add ft check

* add API test

* add 207 check for qr

* change to OR

* revert check

* add explicit toggle check for cloudwatch

* remove unused import

* remove from defaults.ini

* add status codes to md and update swagger

* new fangled http api tests pattern

* update swagger

* Update docs/sources/http_api/data_source.md

Co-authored-by: Christopher Moyer <35463610+chri2547@users.noreply.github.com>

* add missing word and reformat

Co-authored-by: Christopher Moyer <35463610+chri2547@users.noreply.github.com>

pkg/services/featuremgmt/registry.go

@@ -236,5 +236,10 @@ var (
 			Description: "Use dynamic labels instead of alias patterns in CloudWatch datasource",
 			State:       FeatureStateStable,
 		},
+		{
+			Name:        "datasourceQueryMultiStatus",
+			Description: "Introduce HTTP 207 Multi Status for api/ds/query",
+			State:       FeatureStateAlpha,
+		},
 	}
 )

pkg/services/featuremgmt/toggles_gen.go

@@ -174,4 +174,8 @@ const (
 	// FlagCloudWatchDynamicLabels
 	// Use dynamic labels instead of alias patterns in CloudWatch datasource
 	FlagCloudWatchDynamicLabels = "cloudWatchDynamicLabels"
+
+	// FlagDatasourceQueryMultiStatus
+	// Introduce HTTP 207 Multi Status for api/ds/query
+	FlagDatasourceQueryMultiStatus = "datasourceQueryMultiStatus"
 )