[management] Add logs for update channel (#4527)

Author: pascal-fischer

management/server/grpcserver.go

@@ -258,6 +258,7 @@ func (s *GRPCServer) handleUpdates(ctx context.Context, accountID string, peerKe
 			log.WithContext(ctx).Debugf("received an update for peer %s", peerKey.String())
 
 			if err := s.sendUpdate(ctx, accountID, peerKey, peer, update, srv); err != nil {
+				log.WithContext(ctx).Debugf("error while sending an update to peer %s: %v", peerKey.String(), err)
 				return err
 			}
 

management/server/user.go

@@ -965,6 +965,7 @@ func (am *DefaultAccountManager) expireAndUpdatePeers(ctx context.Context, accou
 
 	if len(peerIDs) != 0 {
 		// this will trigger peer disconnect from the management service
+		log.Debugf("Expiring %d peers for account %s", len(peerIDs), accountID)
 		am.peersUpdateManager.CloseChannels(ctx, peerIDs)
 		am.BufferUpdateAccountPeers(ctx, accountID)
 	}