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ackhandler: use the receive time of the Retry packet for RTT estimation (#4070)

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Marten Seemann 2023-09-09 20:12:19 +07:00 • committed by GitHub
parent dc0369cad4
commit 54b76ceb3e
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6 changed files with 32 additions and 26 deletions
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6
connection.go
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@ -927,7 +927,7 @@ func (s *connection) handleLongHeaderPacket(p receivedPacket, hdr *wire.Header)
}()
if hdr.Type == protocol.PacketTypeRetry {
return s.handleRetryPacket(hdr, p.data)
return s.handleRetryPacket(hdr, p.data, p.rcvTime)
}
// The server can change the source connection ID with the first Handshake packet.
@ -1013,7 +1013,7 @@ func (s *connection) handleUnpackError(err error, p receivedPacket, pt logging.P
return false
}
func (s *connection) handleRetryPacket(hdr *wire.Header, data []byte) bool /* was this a valid Retry */ {
func (s *connection) handleRetryPacket(hdr *wire.Header, data []byte, rcvTime time.Time) bool /* was this a valid Retry */ {
if s.perspective == protocol.PerspectiveServer {
if s.tracer != nil {
s.tracer.DroppedPacket(logging.PacketTypeRetry, protocol.ByteCount(len(data)), logging.PacketDropUnexpectedPacket)
@ -1062,7 +1062,7 @@ func (s *connection) handleRetryPacket(hdr *wire.Header, data []byte) bool /* wa
}
newDestConnID := hdr.SrcConnectionID
s.receivedRetry = true
if err := s.sentPacketHandler.ResetForRetry(); err != nil {
if err := s.sentPacketHandler.ResetForRetry(rcvTime); err != nil {
s.closeLocal(err)
return false
}