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fix receive flow control windows diverging

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This commit is contained in:
Lucas Clemente 2016-08-01 14:19:45 +02:00
parent 0d8cd978a7
commit 8a9f5f9833
2 changed files with 3 additions and 2 deletions
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4
flowcontrol/flow_controller.go
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@ -102,8 +102,8 @@ func (c *flowController) MaybeTriggerWindowUpdate() (bool, protocol.ByteCount) {
diff := c.receiveFlowControlWindow - c.bytesRead
// Chromium implements the same threshold
if diff < (c.receiveFlowControlWindowIncrement / 2) {
c.receiveFlowControlWindow += c.receiveFlowControlWindowIncrement
return true, c.bytesRead + c.receiveFlowControlWindowIncrement
c.receiveFlowControlWindow = c.bytesRead + c.receiveFlowControlWindowIncrement
return true, c.receiveFlowControlWindow
}
return false, 0
}

1
flowcontrol/flow_controller_test.go
View file

@ -154,6 +154,7 @@ var _ = Describe("Flow controller", func() {
updateNecessary, offset := controller.MaybeTriggerWindowUpdate()
Expect(updateNecessary).To(BeTrue())
Expect(offset).To(Equal(readPosition + receiveFlowControlWindowIncrement))
Expect(controller.receiveFlowControlWindow).To(Equal(readPosition + receiveFlowControlWindowIncrement))
})
It("triggers a window update when not necessary", func() {