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les: add empty "les" ENR entry for servers (#20145)

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This commit is contained in:
Felix Lange
2019-10-02 13:14:27 +02:00
committed by Péter Szilágyi
parent c713ea7c22
commit 6e730915bd
2 changed files with 39 additions and 1 deletions
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8
les/server.go
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@ -30,6 +30,7 @@ import (
"github.com/ethereum/go-ethereum/p2p"
"github.com/ethereum/go-ethereum/p2p/discv5"
"github.com/ethereum/go-ethereum/p2p/enode"
"github.com/ethereum/go-ethereum/p2p/enr"
"github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rpc"
)
@ -136,12 +137,17 @@ func (s *LesServer) APIs() []rpc.API {
}
func (s *LesServer) Protocols() []p2p.Protocol {
return s.makeProtocols(ServerProtocolVersions, s.handler.runPeer, func(id enode.ID) interface{} {
ps := s.makeProtocols(ServerProtocolVersions, s.handler.runPeer, func(id enode.ID) interface{} {
if p := s.peers.Peer(peerIdToString(id)); p != nil {
return p.Info()
}
return nil
})
// Add "les" ENR entries.
for i := range ps {
ps[i].Attributes = []enr.Entry{&lesEntry{}}
}
return ps
}
// Start starts the LES server