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notify the congestion controller of losses first

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This commit is contained in:
Marten Seemann 2020-04-01 13:41:55 +07:00
parent e2e3e10a63
commit 269f14d86c
2 changed files with 7 additions and 7 deletions
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8
internal/ackhandler/sent_packet_handler.go
View file

@ -277,16 +277,16 @@ func (h *sentPacketHandler) ReceivedAck(ack *wire.AckFrame, encLevel protocol.En
return err
}
if err := h.detectAndRemoveLostPackets(rcvTime, encLevel, priorInFlight); err != nil {
return err
}
for _, p := range ackedPackets {
if p.includedInBytesInFlight {
h.congestion.OnPacketAcked(p.PacketNumber, p.Length, priorInFlight, rcvTime)
}
}
if err := h.detectAndRemoveLostPackets(rcvTime, encLevel, priorInFlight); err != nil {
return err
}
if h.qlogger != nil && h.ptoCount != 0 {
h.qlogger.UpdatedPTOCount(0)
}

6
internal/ackhandler/sent_packet_handler_test.go
View file

@ -460,8 +460,8 @@ var _ = Describe("SentPacketHandler", func() {
// lose packet 1
gomock.InOrder(
cong.EXPECT().MaybeExitSlowStart(),
cong.EXPECT().OnPacketAcked(protocol.PacketNumber(2), protocol.ByteCount(1), protocol.ByteCount(2), gomock.Any()),
cong.EXPECT().OnPacketLost(protocol.PacketNumber(1), protocol.ByteCount(1), protocol.ByteCount(2)),
cong.EXPECT().OnPacketAcked(protocol.PacketNumber(2), protocol.ByteCount(1), protocol.ByteCount(2), gomock.Any()),
)
ack := &wire.AckFrame{AckRanges: []wire.AckRange{{Smallest: 2, Largest: 2}}}
Expect(handler.ReceivedAck(ack, protocol.Encryption1RTT, time.Now())).To(Succeed())
@ -480,16 +480,16 @@ var _ = Describe("SentPacketHandler", func() {
// receive the first ACK
gomock.InOrder(
cong.EXPECT().MaybeExitSlowStart(),
cong.EXPECT().OnPacketAcked(protocol.PacketNumber(2), protocol.ByteCount(1), protocol.ByteCount(4), gomock.Any()),
cong.EXPECT().OnPacketLost(protocol.PacketNumber(1), protocol.ByteCount(1), protocol.ByteCount(4)),
cong.EXPECT().OnPacketAcked(protocol.PacketNumber(2), protocol.ByteCount(1), protocol.ByteCount(4), gomock.Any()),
)
ack := &wire.AckFrame{AckRanges: []wire.AckRange{{Smallest: 2, Largest: 2}}}
Expect(handler.ReceivedAck(ack, protocol.Encryption1RTT, time.Now().Add(-30*time.Minute))).To(Succeed())
// receive the second ACK
gomock.InOrder(
cong.EXPECT().MaybeExitSlowStart(),
cong.EXPECT().OnPacketAcked(protocol.PacketNumber(4), protocol.ByteCount(1), protocol.ByteCount(2), gomock.Any()),
cong.EXPECT().OnPacketLost(protocol.PacketNumber(3), protocol.ByteCount(1), protocol.ByteCount(2)),
cong.EXPECT().OnPacketAcked(protocol.PacketNumber(4), protocol.ByteCount(1), protocol.ByteCount(2), gomock.Any()),
)
ack = &wire.AckFrame{AckRanges: []wire.AckRange{{Smallest: 4, Largest: 4}}}
Expect(handler.ReceivedAck(ack, protocol.Encryption1RTT, time.Now())).To(Succeed())