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update the flow control windows of streams opened in 0-RTT

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The server might have increased the initial flow control window. We need
to make sure to inform all streams opened during during the 0-RTT
period.
This commit is contained in:
Marten Seemann 2021-03-12 15:09:50 +08:00
parent c27f5a55b3
commit 7cd4dea764
8 changed files with 85 additions and 2 deletions
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32
streams_map_test.go
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@ -348,6 +348,38 @@ var _ = Describe("Streams Map", func() {
expectTooManyStreamsError(err)
})
if perspective == protocol.PerspectiveClient {
It("applies parameters to existing streams (needed for 0-RTT)", func() {
m.UpdateLimits(&wire.TransportParameters{
MaxBidiStreamNum: 1000,
MaxUniStreamNum: 1000,
})
flowControllers := make(map[protocol.StreamID]*mocks.MockStreamFlowController)
m.newFlowController = func(id protocol.StreamID) flowcontrol.StreamFlowController {
fc := mocks.NewMockStreamFlowController(mockCtrl)
flowControllers[id] = fc
return fc
}
str, err := m.OpenStream()
Expect(err).ToNot(HaveOccurred())
unistr, err := m.OpenUniStream()
Expect(err).ToNot(HaveOccurred())
Expect(flowControllers).To(HaveKey(str.StreamID()))
flowControllers[str.StreamID()].EXPECT().UpdateSendWindow(protocol.ByteCount(4321))
Expect(flowControllers).To(HaveKey(unistr.StreamID()))
flowControllers[unistr.StreamID()].EXPECT().UpdateSendWindow(protocol.ByteCount(1234))
m.UpdateLimits(&wire.TransportParameters{
MaxBidiStreamNum: 1000,
InitialMaxStreamDataUni: 1234,
MaxUniStreamNum: 1000,
InitialMaxStreamDataBidiRemote: 4321,
})
})
}
Context("handling MAX_STREAMS frames", func() {
BeforeEach(func() {
mockSender.EXPECT().queueControlFrame(gomock.Any()).AnyTimes()