passed as reference instead of value (Azure#483)

Author: tamilmani1989

cns/configuration/configuration.go

@@ -69,7 +69,7 @@ func ReadConfig() (CNSConfig, error) {
 }
 
 // set telmetry setting defaults
-func setTelemetrySettingDefaults(telemetrySettings TelemetrySettings) {
+func setTelemetrySettingDefaults(telemetrySettings *TelemetrySettings) {
 if telemetrySettings.RefreshIntervalInSecs == 0 {
 // set the default refresh interval of metadata thread to 15 seconds
 telemetrySettings.RefreshIntervalInSecs = 15
@@ -93,5 +93,5 @@ func setTelemetrySettingDefaults(telemetrySettings TelemetrySettings) {
 
 // Set Default values of CNS config if not specified
 func SetCNSConfigDefaults(config *CNSConfig) {
-setTelemetrySettingDefaults(config.TelemetrySettings)
+setTelemetrySettingDefaults(&config.TelemetrySettings)
 }

cns/service/main.go

@@ -224,8 +224,8 @@ func main() {
 logger.Errorf("[Azure CNS] Error reading cns config: %v", err)
 }
 
-logger.Printf("[Azure CNS] Read config :%+v", cnsconfig)
 configuration.SetCNSConfigDefaults(&cnsconfig)
+logger.Printf("[Azure CNS] Read config :%+v", cnsconfig)
 
 disableTelemetry := cnsconfig.TelemetrySettings.DisableAll