Merge #14356: fix converttopsbt permitsigdata arg, add basic test

88a79cb436 fix converttopsbt permitsigdata arg, add basic test (Gregory Sanders)

Pull request description:

  The final check for extraneous sigdata has a flipped boolean, resulting in incorrect behavior.

  Resolves https://github.com/bitcoin/bitcoin/issues/14355

Tree-SHA512: 5157a74b8ddebd7d836fba96765c4d7ed15a73d4289817353d3566a0f6803bd4bbc3f936735c517c7a83a6cbdb4052b9c61d23f6cc4ad00a6077278cd51adbd4
This commit is contained in:
Wladimir J. van der Laan 2018-11-12 19:09:23 +01:00
commit 47ed24cf8a
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2 changed files with 4 additions and 1 deletions

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@ -1672,7 +1672,7 @@ UniValue converttopsbt(const JSONRPCRequest& request)
// Remove all scriptSigs and scriptWitnesses from inputs
for (CTxIn& input : tx.vin) {
if ((!input.scriptSig.empty() || !input.scriptWitness.IsNull()) && (request.params[1].isNull() || (!request.params[1].isNull() && request.params[1].get_bool()))) {
if ((!input.scriptSig.empty() || !input.scriptWitness.IsNull()) && !permitsigdata) {
throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Inputs must not have scriptSigs and scriptWitnesses");
}
input.scriptSig.clear();

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@ -146,6 +146,9 @@ class PSBTTest(BitcoinTestFramework):
# Make sure that a psbt with signatures cannot be converted
signedtx = self.nodes[0].signrawtransactionwithwallet(rawtx['hex'])
assert_raises_rpc_error(-22, "TX decode failed", self.nodes[0].converttopsbt, signedtx['hex'])
assert_raises_rpc_error(-22, "TX decode failed", self.nodes[0].converttopsbt, signedtx['hex'], False)
# Unless we allow it to convert and strip signatures
self.nodes[0].converttopsbt(signedtx['hex'], True)
# Explicitly allow converting non-empty txs
new_psbt = self.nodes[0].converttopsbt(rawtx['hex'])