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lndclient: handle CloseInstant update #244

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Merged
merged 1 commit into from
Sep 11, 2025
+19 −0
Merged

lndclient: handle CloseInstant update #244

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19 changes: 19 additions & 0 deletions lightning_client.go
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Original file line number Diff line number Diff line change
Expand Up @@ -3138,6 +3138,10 @@ func (p *PendingCloseUpdate) CloseTxid() chainhash.Hash {
type ChannelClosedUpdate struct {
// CloseTx is the closing transaction id.
CloseTx chainhash.Hash

// NumPendingHtlcs is the number of pending htlcs that we have
// present while a channel close with the NoWait option was in progress.
NumPendingHtlcs int32
}

// CloseTxid returns the closing txid of the channel.
Expand Down Expand Up @@ -3291,6 +3295,21 @@ func (s *lightningClient) CloseChannel(ctx context.Context,
}
sendUpdate(closeUpdate)

case *lnrpc.CloseStatusUpdate_CloseInstant:
instantUpdate := update.CloseInstant
if instantUpdate == nil {
sendErr(errors.New("instant update " +
"unavailable"))

return
}

numPendingHtlcs := instantUpdate.NumPendingHtlcs
closeUpdate := &ChannelClosedUpdate{
NumPendingHtlcs: numPendingHtlcs,
}
sendUpdate(closeUpdate)

default:
sendErr(fmt.Errorf("unknown channel close "+
"update: %T", resp.Update))
Expand Down