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don't retransmit Initial packets after receiving the first packet

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This commit is contained in:
Marten Seemann 2018-02-23 15:53:47 +08:00
parent d16dea09cc
commit 26013b8d64
2 changed files with 35 additions and 0 deletions
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25
session_test.go
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@ -755,6 +755,31 @@ var _ = Describe("Session", func() {
Expect(sentPacket.EncryptionLevel).To(Equal(protocol.EncryptionForwardSecure))
Expect(sentPacket.Length).To(BeEquivalentTo(len(<-mconn.written)))
})
It("doesn't retransmit an initial packet if it already received a response", func() {
sess.unpacker = &mockUnpacker{}
sph := mockackhandler.NewMockSentPacketHandler(mockCtrl)
sph.EXPECT().GetLeastUnacked().AnyTimes()
sph.EXPECT().DequeuePacketForRetransmission().Return(&ackhandler.Packet{
PacketNumber: 10,
PacketType: protocol.PacketTypeInitial,
})
sph.EXPECT().DequeuePacketForRetransmission()
rph := mockackhandler.NewMockReceivedPacketHandler(mockCtrl)
rph.EXPECT().ReceivedPacket(gomock.Any(), gomock.Any(), gomock.Any())
rph.EXPECT().GetAckFrame()
sess.receivedPacketHandler = rph
sess.sentPacketHandler = sph
err := sess.handlePacketImpl(&receivedPacket{
header: &wire.Header{},
data: []byte{0},
})
Expect(err).ToNot(HaveOccurred())
Expect(sess.receivedFirstPacket).To(BeTrue())
sent, err := sess.sendPacket()
Expect(err).NotTo(HaveOccurred())
Expect(sent).To(BeFalse())
})
})
Context("packet pacing", func() {