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les: fix server panic when discovery disabled (#16055)

This commit is contained in:
Felföldi Zsolt 2018-02-10 13:33:52 +01:00 committed by Péter Szilágyi
parent a00f4a12a9
commit 2f849ade82
1 changed files with 10 additions and 8 deletions
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18
les/server.go
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@ -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")
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)
}()
srvr.DiscV5.RegisterTopic(topic, s.quitSync)
}()
}
}
s.privateKey = srvr.PrivateKey
s.protocolManager.blockLoop()