Merge branch 'develop' into goodbyewater

This commit is contained in:
Neil Alexander 2019-11-26 09:20:15 +00:00
commit 328dd6c054
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GPG Key ID: A02A2019A2BB0944
3 changed files with 17 additions and 9 deletions

View File

@ -8,7 +8,7 @@ Group=yggdrasil
ProtectHome=true
ProtectSystem=true
SyslogIdentifier=yggdrasil
CapabilityBoundingSet=CAP_NET_ADMIN
CapabilityBoundingSet=CAP_NET_ADMIN CAP_NET_RAW
ExecStartPre=+-/sbin/modprobe tun
ExecStartPre=/bin/sh -ec "if ! test -s /etc/yggdrasil.conf; \
then umask 077; \

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@ -64,6 +64,7 @@ type linkInterface struct {
closeTimer *time.Timer // Fires when the link has been idle so long we need to close it
inSwitch bool // True if the switch is tracking this link
stalled bool // True if we haven't been receiving any response traffic
unstalled bool // False if an idle notification to the switch hasn't been sent because we stalled (or are first starting up)
}
func (l *link) init(c *Core) error {
@ -324,12 +325,16 @@ func (intf *linkInterface) notifySent(size int, isLinkTraffic bool) {
// Notify the switch that we're ready for more traffic, assuming we're not in a stalled state
func (intf *linkInterface) _notifySwitch() {
if !intf.inSwitch && !intf.stalled {
if !intf.inSwitch {
if intf.stalled {
intf.unstalled = false
} else {
intf.inSwitch = true
intf.link.core.switchTable.Act(intf, func() {
intf.link.core.switchTable._idleIn(intf.peer.port)
})
}
}
}
// Set the peer as stalled, to prevent them from returning to the switch until a read succeeds
@ -362,7 +367,10 @@ func (intf *linkInterface) notifyRead(size int) {
intf.stallTimer = nil
}
intf.stalled = false
if !intf.unstalled {
intf._notifySwitch()
intf.unstalled = true
}
if size > 0 && intf.stallTimer == nil {
intf.stallTimer = time.AfterFunc(keepAliveTime, intf.notifyDoKeepAlive)
}

View File

@ -814,12 +814,12 @@ func (t *switchTable) _handleIdle(port switchPort) bool {
packet := buf.packets[0]
coords := switch_getPacketCoords(packet.bytes)
priority := float64(now.Sub(packet.time)) / float64(buf.size)
if priority > bestPriority && t.portIsCloser(coords, port) {
if priority >= bestPriority && t.portIsCloser(coords, port) {
best = streamID
bestPriority = priority
}
}
if bestPriority != 0 {
if best != "" {
buf := t.queues.bufs[best]
var packet switch_packetInfo
// TODO decide if this should be LIFO or FIFO