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don't report blocked streams as active for sending data

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This commit is contained in:
Marten Seemann
2017-12-22 12:09:11 +07:00
parent c626137608
commit 5371f804f8
11 changed files with 161 additions and 61 deletions
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16
internal/flowcontrol/base_flow_controller.go
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@@ -11,9 +11,8 @@ import (
type baseFlowController struct {
// for sending data
bytesSent protocol.ByteCount
sendWindow protocol.ByteCount
lastBlockedAt protocol.ByteCount
bytesSent protocol.ByteCount
sendWindow protocol.ByteCount
// for receiving data
mutex sync.RWMutex
@@ -78,17 +77,6 @@ func (c *baseFlowController) getWindowUpdate() protocol.ByteCount {
return c.receiveWindow
}
// IsBlocked says if it is newly blocked by flow control.
// For every offset, it only returns true once.
// If it is blocked, the offset is returned.
func (c *baseFlowController) IsNewlyBlocked() (bool, protocol.ByteCount) {
if c.sendWindowSize() != 0 || c.sendWindow == c.lastBlockedAt {
return false, 0
}
c.lastBlockedAt = c.sendWindow
return true, c.sendWindow
}
// maybeAdjustWindowSize increases the receiveWindowSize if we're sending updates too often.
// For details about auto-tuning, see https://docs.google.com/document/d/1SExkMmGiz8VYzV3s9E35JQlJ73vhzCekKkDi85F1qCE/edit?usp=sharing.
func (c *baseFlowController) maybeAdjustWindowSize() {