InfluxDB: backend migration (run query in explore) (#43352)

* InfluxDB backend migration

* Multiple queries and more

* Added types

* Updated preferredVisualisationType

* Updated model parser test to include limit,slimit,orderByTime

* Added test for building query with limit, slimit

* Added test for building query with limit, slimit, orderByTime and puts them in the correct order

* Add test: Influxdb response parser should parse two responses with different refIDs

* Moved methods to responds parser

* Add test to ensure ExecutedQueryString is populated

* Move functions out of response parser class

* Test for getSelectedParams

* Merge cases

* Change to const

* Test get table columns correctly

* Removed unecessary fields

* Test get table rows correctly

* Removed getSeries function

* Added test for preferredVisualisationType

* Added test for executedQueryString

* Modified response parser

* Removed test

* Improvements

* Tests

* Review changes

* Feature flag rename and code gen

pkg/services/featuremgmt/registry.go

@@ -94,6 +94,12 @@ var (
 			Description: "Use azure authentication for prometheus datasource",
 			State:       FeatureStateBeta,
 		},
+		{
+			Name:         "influxdbBackendMigration",
+			Description:  "Query InfluxDB InfluxQL without the proxy",
+			State:        FeatureStateAlpha,
+			FrontendOnly: true,
+		},
 		{
 			Name:        "newNavigation",
 			Description: "Try the next gen navigation model",

pkg/services/featuremgmt/toggles_gen.go

@@ -71,6 +71,10 @@ const (
 	// Use azure authentication for prometheus datasource
 	FlagPrometheusAzureAuth = "prometheus_azure_auth"
 
+	// FlagInfluxdbBackendMigration
+	// Query InfluxDB InfluxQL without the proxy
+	FlagInfluxdbBackendMigration = "influxdbBackendMigration"
+
 	// FlagNewNavigation
 	// Try the next gen navigation model
 	FlagNewNavigation = "newNavigation"