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don't pass the header to connection.tryQueueingUndecryptablePacket

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This commit is contained in:
Marten Seemann
2022-08-27 09:31:23 +03:00
parent f41772c43c
commit 7d827d515e
1 changed files with 6 additions and 4 deletions
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10
connection.go
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@@ -952,7 +952,7 @@ func (s *connection) handleSinglePacket(p *receivedPacket, hdr *wire.Header) boo
// Sealer for this encryption level not yet available.
// Try again later.
wasQueued = true
s.tryQueueingUndecryptablePacket(p, hdr)
s.tryQueueingUndecryptablePacket(p, logging.PacketTypeFromHeader(hdr))
case wire.ErrInvalidReservedBits:
s.closeLocal(&qerr.TransportError{
ErrorCode: qerr.ProtocolViolation,
@@ -1936,20 +1936,22 @@ func (s *connection) scheduleSending() {
}
}
func (s *connection) tryQueueingUndecryptablePacket(p *receivedPacket, hdr *wire.Header) {
// tryQueueingUndecryptablePacket queues a packet for which we're missing the decryption keys.
// The logging.PacketType is only used for logging purposes.
func (s *connection) tryQueueingUndecryptablePacket(p *receivedPacket, pt logging.PacketType) {
if s.handshakeComplete {
panic("shouldn't queue undecryptable packets after handshake completion")
}
if len(s.undecryptablePackets)+1 > protocol.MaxUndecryptablePackets {
if s.tracer != nil {
s.tracer.DroppedPacket(logging.PacketTypeFromHeader(hdr), p.Size(), logging.PacketDropDOSPrevention)
s.tracer.DroppedPacket(pt, p.Size(), logging.PacketDropDOSPrevention)
}
s.logger.Infof("Dropping undecryptable packet (%d bytes). Undecryptable packet queue full.", p.Size())
return
}
s.logger.Infof("Queueing packet (%d bytes) for later decryption", p.Size())
if s.tracer != nil {
s.tracer.BufferedPacket(logging.PacketTypeFromHeader(hdr))
s.tracer.BufferedPacket(pt)
}
s.undecryptablePackets = append(s.undecryptablePackets, p)
}