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reduce the size of messageChan channel in the crypto setup (#3664)

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Marten Seemann 2023-02-14 10:55:49 +13:00 • committed by GitHub
parent 04c3fd0756
commit 0ac5d1c149
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1 changed files with 9 additions and 2 deletions
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11
internal/handshake/crypto_setup.go
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@ -263,7 +263,7 @@ func newCryptoSetup(
alertChan: make(chan uint8),
clientHelloWrittenChan: make(chan struct{}),
zeroRTTParametersChan: zeroRTTParametersChan,
messageChan: make(chan []byte, 100),
messageChan: make(chan []byte, 1),
isReadingHandshakeMessage: make(chan struct{}),
closeChan: make(chan struct{}),
version: version,
@ -368,8 +368,15 @@ func (h *cryptoSetup) HandleMessage(data []byte, encLevel protocol.EncryptionLev
h.onError(alertUnexpectedMessage, err.Error())
return false
}
h.messageChan <- data
if encLevel != protocol.Encryption1RTT {
select {
case h.messageChan <- data:
case <-h.handshakeDone: // handshake errored, nobody is going to consume this message
return false
}
}
if encLevel == protocol.Encryption1RTT {
h.messageChan <- data
h.handlePostHandshakeMessage()
return false
}