diff options
Diffstat (limited to 'les')
| -rw-r--r-- | les/server.go | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/les/server.go b/les/server.go index 85ebbf898..65b8c357d 100644 --- a/les/server.go +++ b/les/server.go @@ -111,15 +111,17 @@ func (s *LesServer) Protocols() []p2p.Protocol { // Start starts the LES server func (s *LesServer) Start(srvr *p2p.Server) { s.protocolManager.Start(s.config.LightPeers) - for _, topic := range s.lesTopics { - topic := topic - go func() { - logger := log.New("topic", topic) - logger.Info("Starting topic registration") - defer logger.Info("Terminated topic registration") - - srvr.DiscV5.RegisterTopic(topic, s.quitSync) - }() + if srvr.DiscV5 != nil { + for _, topic := range s.lesTopics { + topic := topic + go func() { + logger := log.New("topic", topic) + logger.Info("Starting topic registration") + defer logger.Info("Terminated topic registration") + + srvr.DiscV5.RegisterTopic(topic, s.quitSync) + }() + } } s.privateKey = srvr.PrivateKey s.protocolManager.blockLoop() |