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taproot: Use pre-existing signatures if available

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Actually use pre-existing signatures in CreateTaprootScriptSig if a
signature is found for the given key and leaf hash.
This commit is contained in:
Andrew Chow 2021-07-26 16:23:50 -04:00
parent 0ad21e7c55
commit 496a1bbe5e
2 changed files with 2 additions and 2 deletions
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1
src/script/sign.cpp
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@ -150,6 +150,7 @@ static bool CreateTaprootScriptSig(const BaseSignatureCreator& creator, Signatur
auto it = sigdata.taproot_script_sigs.find(lookup_key);
if (it != sigdata.taproot_script_sigs.end()) {
sig_out = it->second;
return true;
}
if (creator.CreateSchnorrSig(provider, sig_out, pubkey, &leaf_hash, nullptr, sigversion)) {
sigdata.taproot_script_sigs[lookup_key] = sig_out;

3
test/functional/wallet_taproot.py
View file

@ -442,8 +442,7 @@ class WalletTaprootTest(BitcoinTestFramework):
assert(self.rpc_online.gettransaction(txid)["confirmations"] > 0)
psbt = self.psbt_online.sendall(recipients=[self.boring.getnewaddress()], options={"psbt": True})["psbt"]
res = self.psbt_offline.walletprocesspsbt(psbt)
assert(res['complete'])
res = self.psbt_offline.walletprocesspsbt(psbt=psbt, finalize=False)
rawtx = self.nodes[0].finalizepsbt(res['psbt'])['hex']
txid = self.nodes[0].sendrawtransaction(rawtx)
self.generatetoaddress(self.nodes[0], 1, self.boring.getnewaddress(), sync_fun=self.no_op)