sweep: fill sign method when script spending a taproot htlc
@@ -71,6 +71,13 @@ func (s *Sweeper) CreateSweepTx(
},
}
+ // Update the sign method from the default witness_v0 if this is a
+ // taproot htlc. Note that we'll always be doing script spend when
+ // sweeping a taproot htlc using the CreateSweepTx function.
+ if htlc.Version == swap.HtlcV3 {
+ signDesc.SignMethod = input.TaprootScriptSpendSignMethod
+ }
+
// We need our previous outputs for taproot spends, and there's no
// harm including them for segwit v0, so we always include our prevOut.
prevOut := []*wire.TxOut{
