akovalenko/lnd.xprv
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

htlcswitch: notify local receive settles

Browse Source
This commit is contained in:
carla 2020-02-19 17:34:48 +02:00
parent 6bd0de257a
commit 71fdd755b4
No known key found for this signature in database
GPG Key ID: 4CA7FE54A6213C91
1 changed files with 16 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
htlcswitch/link.go
View File

@ -1208,10 +1208,7 @@ func (l *channelLink) processHtlcResolution(resolution invoices.HtlcResolution,
l.log.Debugf("received settle resolution for %v"+
"with outcome: %v", circuitKey, res.Outcome)
return l.settleHTLC(
res.Preimage, htlc.pd.HtlcIndex,
htlc.pd.SourceRef,
)
return l.settleHTLC(res.Preimage, htlc.pd)
// For htlc failures, we get the relevant failure message based
// on the failure resolution and then fail the htlc.
@ -2950,15 +2947,15 @@ func (l *channelLink) processExitHop(pd *lnwallet.PaymentDescriptor,
}
// settleHTLC settles the HTLC on the channel.
func (l *channelLink) settleHTLC(preimage lntypes.Preimage, htlcIndex uint64,
sourceRef *channeldb.AddRef) error {
func (l *channelLink) settleHTLC(preimage lntypes.Preimage,
pd *lnwallet.PaymentDescriptor) error {
hash := preimage.Hash()
l.log.Infof("settling htlc %v as exit hop", hash)
err := l.channel.SettleHTLC(
preimage, htlcIndex, sourceRef, nil, nil,
preimage, pd.HtlcIndex, pd.SourceRef, nil, nil,
)
if err != nil {
return fmt.Errorf("unable to settle htlc: %v", err)
@ -2976,10 +2973,21 @@ func (l *channelLink) settleHTLC(preimage lntypes.Preimage, htlcIndex uint64,
// remote peer.
l.cfg.Peer.SendMessage(false, &lnwire.UpdateFulfillHTLC{
ChanID: l.ChanID(),
ID: htlcIndex,
ID: pd.HtlcIndex,
PaymentPreimage: preimage,
})
// Once we have successfully settled the htlc, notify a settle event.
l.cfg.HtlcNotifier.NotifySettleEvent(
HtlcKey{
IncomingCircuit: channeldb.CircuitKey{
ChanID: l.ShortChanID(),
HtlcID: pd.HtlcIndex,
},
},
HtlcEventTypeReceive,
)
return nil
}