[core] Log when DD scheduler connected

Author: teo

core/integration/ddsched/client.go

@@ -54,6 +54,7 @@ func NewClient(cxt context.Context, cancel context.CancelFunc, endpoint string)
 		cancel()
 		return nil
 	}
+	log.Debug("DD scheduler client connected")
 
 	client := &RpcClient {
 		DataDistributionControlClient: ddpb.NewDataDistributionControlClient(conn),

core/integration/ddsched/plugin.go

@@ -87,6 +87,7 @@ func (p *Plugin) Init(_ string) error {
 		if p.ddSchedClient == nil {
 			return fmt.Errorf("failed to connect to DD scheduler service on %s", viper.GetString("ddSchedulerEndpoint"))
 		}
+		log.Debug("DD scheduler plugin ready")
 	}
 	return nil
 }