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fix:make only sent whoareyou challenges first time

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Signed-off-by: Chen Kai <281165273grape@gmail.com>
This commit is contained in:
Chen Kai 2024-10-09 09:48:37 +08:00
parent 4605c46a53
commit 076e33c53f
1 changed files with 4 additions and 0 deletions
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4
p2p/discover/v5wire/encoding.go
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@ -217,6 +217,10 @@ func (c *Codec) Encode(id enode.ID, addr string, packet Packet, challenge *Whoar
// Store sent WHOAREYOU challenges.
if challenge, ok := packet.(*Whoareyou); ok {
// check if we already sent a challenge to this node
if c.sc.getHandshake(id, addr) != nil {
return nil, Nonce{}, nil
}
challenge.ChallengeData = bytesCopy(&c.buf)
c.sc.storeSentHandshake(id, addr, challenge)
} else if msgData == nil {