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attempt to prevent incorrect idle notification in switch, needs testing
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@ -64,6 +64,7 @@ type linkInterface struct {
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closeTimer *time.Timer // Fires when the link has been idle so long we need to close it
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inSwitch bool // True if the switch is tracking this link
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stalled bool // True if we haven't been receiving any response traffic
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unstalled bool // False if an idle notification to the switch hasn't been sent because we stalled (or are first starting up)
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}
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func (l *link) init(c *Core) error {
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@ -324,11 +325,15 @@ func (intf *linkInterface) notifySent(size int, isLinkTraffic bool) {
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// Notify the switch that we're ready for more traffic, assuming we're not in a stalled state
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func (intf *linkInterface) _notifySwitch() {
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if !intf.inSwitch && !intf.stalled {
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intf.inSwitch = true
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intf.link.core.switchTable.Act(intf, func() {
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intf.link.core.switchTable._idleIn(intf.peer.port)
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})
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if !intf.inSwitch {
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if intf.stalled {
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intf.unstalled = false
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} else {
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intf.inSwitch = true
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intf.link.core.switchTable.Act(intf, func() {
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intf.link.core.switchTable._idleIn(intf.peer.port)
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})
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}
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}
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}
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@ -362,7 +367,9 @@ func (intf *linkInterface) notifyRead(size int) {
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intf.stallTimer = nil
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}
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intf.stalled = false
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intf._notifySwitch()
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if !intf.unstalled {
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intf._notifySwitch()
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}
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if size > 0 && intf.stallTimer == nil {
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intf.stallTimer = time.AfterFunc(keepAliveTime, intf.notifyDoKeepAlive)
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}
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