Transformers: configure result transformations after query(alpha) (#18740)

pkg/api/frontendsettings.go

@@ -195,6 +195,7 @@ func (hs *HTTPServer) getFrontendSettingsMap(c *m.ReqContext) (map[string]interf
 			"env":           setting.Env,
 			"isEnterprise":  setting.IsEnterprise,
 		},
+		"featureToggles": hs.Cfg.FeatureToggles,
 	}
 
 	return jsonObj, nil

pkg/setting/setting.go

@@ -266,6 +266,8 @@ type Cfg struct {
 	EditorsCanAdmin bool
 
 	ApiKeyMaxSecondsToLive int64
+
+	FeatureToggles map[string]bool
 }
 
 type CommandLineArgs struct {
@@ -941,6 +943,17 @@ func (cfg *Cfg) Load(args *CommandLineArgs) error {
 	cfg.PluginsEnableAlpha = pluginsSection.Key("enable_alpha").MustBool(false)
 	cfg.PluginsAppsSkipVerifyTLS = pluginsSection.Key("app_tls_skip_verify_insecure").MustBool(false)
 
+	// Read and populate feature toggles list
+	featureTogglesSection := iniFile.Section("feature_toggles")
+	cfg.FeatureToggles = make(map[string]bool)
+	featuresTogglesStr, err := valueAsString(featureTogglesSection, "enable", "")
+	if err != nil {
+		return err
+	}
+	for _, feature := range util.SplitString(featuresTogglesStr) {
+		cfg.FeatureToggles[feature] = true
+	}
+
 	// check old location for this option
 	if panelsSection.Key("enable_alpha").MustBool(false) {
 		cfg.PluginsEnableAlpha = true