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fix:fix not send challenge more than once

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Signed-off-by: Chen Kai <281165273grape@gmail.com>
This commit is contained in:
Chen Kai 2024-10-10 09:51:11 +08:00
parent a2be28094b
commit 28d395dccc
1 changed files with 14 additions and 13 deletions
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3
p2p/discover/v5wire/encoding.go
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@ -116,6 +116,7 @@ var (
errInvalidNonceSig = errors.New("invalid ID nonce signature")
errMessageTooShort = errors.New("message contains no data")
errMessageDecrypt = errors.New("cannot decrypt message")
errChallengeAlreadySent = errors.New("challenge already sent to this node")
)
// Public errors.
@ -219,7 +220,7 @@ func (c *Codec) Encode(id enode.ID, addr string, packet Packet, challenge *Whoar
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
return nil, Nonce{}, errChallengeAlreadySent
}
challenge.ChallengeData = bytesCopy(&c.buf)
c.sc.storeSentHandshake(id, addr, challenge)