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don't retransmit 0-RTT packets when 0-RTT is rejected

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This commit is contained in:
Marten Seemann 2021-03-01 10:46:53 +08:00
parent 8b63039664
commit 97ab014479
2 changed files with 6 additions and 8 deletions
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9
internal/ackhandler/sent_packet_handler.go
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@ -169,15 +169,14 @@ func (h *sentPacketHandler) dropPackets(encLevel protocol.EncryptionLevel) {
case protocol.EncryptionHandshake:
h.handshakePackets = nil
case protocol.Encryption0RTT:
// TODO(#2067): invalidate sent data
// This function is only called when 0-RTT is rejected,
// and not when the client drops 0-RTT keys when the handshake completes.
// When 0-RTT is rejected, all application data sent so far becomes invalid.
// Delete the packets from the history and remove them from bytes_in_flight.
h.appDataPackets.history.Iterate(func(p *Packet) (bool, error) {
if p.skippedPacket {
return true, nil
}
if p.EncryptionLevel != protocol.Encryption0RTT {
return false, nil
}
h.queueFramesForRetransmission(p)
h.removeFromBytesInFlight(p)
h.appDataPackets.history.Remove(p.PacketNumber)
return true, nil