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src/test/txvalidationcache_tests.cpp
Show First 20 Lines • Show All 158 Lines • ▼ Show 20 Lines | CScript p2sh_scriptPubKey = | ||||
GetScriptForDestination(CScriptID(p2pk_scriptPubKey)); | GetScriptForDestination(CScriptID(p2pk_scriptPubKey)); | ||||
CScript p2pkh_scriptPubKey = | CScript p2pkh_scriptPubKey = | ||||
GetScriptForDestination(coinbaseKey.GetPubKey().GetID()); | GetScriptForDestination(coinbaseKey.GetPubKey().GetID()); | ||||
CBasicKeyStore keystore; | CBasicKeyStore keystore; | ||||
keystore.AddKey(coinbaseKey); | keystore.AddKey(coinbaseKey); | ||||
keystore.AddCScript(p2pk_scriptPubKey); | keystore.AddCScript(p2pk_scriptPubKey); | ||||
CMutableTransaction mutableFunding_tx; | |||||
// Needed when spending the output of this transaction | |||||
CScript nulldummyPubKeyScript; | |||||
// Create a funding transaction that can fail NULLDUMMY checks. This is for | |||||
// testing consensus vs non-standard rules in `checkinputs_test`. | |||||
{ | |||||
mutableFunding_tx.nVersion = 1; | |||||
mutableFunding_tx.vin.resize(1); | |||||
mutableFunding_tx.vin[0].prevout = | |||||
COutPoint(coinbaseTxns[0].GetId(), 0); | |||||
mutableFunding_tx.vout.resize(1); | |||||
mutableFunding_tx.vout[0].nValue = 50 * COIN; | |||||
CKey dummyKey; | |||||
dummyKey.MakeNewKey(true); | |||||
nulldummyPubKeyScript << OP_1 << ToByteVector(coinbaseKey.GetPubKey()) | |||||
<< ToByteVector(dummyKey.GetPubKey()) << OP_2 | |||||
<< OP_CHECKMULTISIG; | |||||
mutableFunding_tx.vout[0].scriptPubKey = nulldummyPubKeyScript; | |||||
std::vector<uint8_t> nullDummyVchSig; | |||||
uint256 nulldummySigHash = SignatureHash( | |||||
p2pk_scriptPubKey, CTransaction(mutableFunding_tx), 0, | |||||
SigHashType().withForkId(), coinbaseTxns[0].vout[0].nValue); | |||||
BOOST_CHECK(coinbaseKey.Sign(nulldummySigHash, nullDummyVchSig)); | |||||
nullDummyVchSig.push_back(uint8_t(SIGHASH_ALL | SIGHASH_FORKID)); | |||||
mutableFunding_tx.vin[0].scriptSig << nullDummyVchSig; | |||||
} | |||||
const CTransaction funding_tx = CTransaction(mutableFunding_tx); | |||||
// Spend the funding transaction by mining it into a block | |||||
{ | |||||
LOCK(cs_main); | |||||
CBlock block = CreateAndProcessBlock({funding_tx}, p2pk_scriptPubKey); | |||||
BOOST_CHECK(chainActive.Tip()->GetBlockHash() == block.GetHash()); | |||||
BOOST_CHECK(pcoinsTip->GetBestBlock() == block.GetHash()); | |||||
} | |||||
// flags to test: SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY, | // flags to test: SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY, | ||||
// SCRIPT_VERIFY_CHECKSEQUENCE_VERIFY, SCRIPT_VERIFY_NULLDUMMY, uncompressed | // SCRIPT_VERIFY_CHECKSEQUENCE_VERIFY, SCRIPT_VERIFY_NULLDUMMY, uncompressed | ||||
// pubkey thing | // pubkey thing | ||||
// Create 2 outputs that match the three scripts above, spending the first | // Create 2 outputs that match the three scripts above, spending the first | ||||
// coinbase tx. | // coinbase tx. | ||||
CMutableTransaction mutableSpend_tx; | CMutableTransaction mutableSpend_tx; | ||||
mutableSpend_tx.nVersion = 1; | mutableSpend_tx.nVersion = 1; | ||||
mutableSpend_tx.vin.resize(1); | mutableSpend_tx.vin.resize(1); | ||||
mutableSpend_tx.vin[0].prevout = COutPoint(coinbaseTxns[0].GetId(), 0); | mutableSpend_tx.vin[0].prevout = COutPoint(funding_tx.GetId(), 0); | ||||
mutableSpend_tx.vout.resize(4); | mutableSpend_tx.vout.resize(4); | ||||
mutableSpend_tx.vout[0].nValue = 11 * CENT; | mutableSpend_tx.vout[0].nValue = 11 * CENT; | ||||
mutableSpend_tx.vout[0].scriptPubKey = p2sh_scriptPubKey; | mutableSpend_tx.vout[0].scriptPubKey = p2sh_scriptPubKey; | ||||
mutableSpend_tx.vout[1].nValue = 11 * CENT; | mutableSpend_tx.vout[1].nValue = 11 * CENT; | ||||
mutableSpend_tx.vout[1].scriptPubKey = | mutableSpend_tx.vout[1].scriptPubKey = | ||||
CScript() << OP_CHECKLOCKTIMEVERIFY << OP_DROP | CScript() << OP_CHECKLOCKTIMEVERIFY << OP_DROP | ||||
<< ToByteVector(coinbaseKey.GetPubKey()) << OP_CHECKSIG; | << ToByteVector(coinbaseKey.GetPubKey()) << OP_CHECKSIG; | ||||
mutableSpend_tx.vout[2].nValue = 11 * CENT; | mutableSpend_tx.vout[2].nValue = 11 * CENT; | ||||
mutableSpend_tx.vout[2].scriptPubKey = | mutableSpend_tx.vout[2].scriptPubKey = | ||||
CScript() << OP_CHECKSEQUENCEVERIFY << OP_DROP | CScript() << OP_CHECKSEQUENCEVERIFY << OP_DROP | ||||
<< ToByteVector(coinbaseKey.GetPubKey()) << OP_CHECKSIG; | << ToByteVector(coinbaseKey.GetPubKey()) << OP_CHECKSIG; | ||||
mutableSpend_tx.vout[3].nValue = 11 * CENT; | mutableSpend_tx.vout[3].nValue = 11 * CENT; | ||||
mutableSpend_tx.vout[3].scriptPubKey = p2sh_scriptPubKey; | mutableSpend_tx.vout[3].scriptPubKey = p2sh_scriptPubKey; | ||||
// Sign, and push an extra element on the stack. | // Sign the main transaction that we spend from. | ||||
{ | { | ||||
std::vector<uint8_t> vchSig; | std::vector<uint8_t> vchSig; | ||||
uint256 hash = SignatureHash( | uint256 hash = SignatureHash( | ||||
p2pk_scriptPubKey, CTransaction(mutableSpend_tx), 0, | nulldummyPubKeyScript, CTransaction(mutableSpend_tx), 0, | ||||
SigHashType().withForkId(), coinbaseTxns[0].vout[0].nValue); | SigHashType().withForkId(), funding_tx.vout[0].nValue); | ||||
BOOST_CHECK(coinbaseKey.Sign(hash, vchSig)); | coinbaseKey.Sign(hash, vchSig); | ||||
vchSig.push_back(uint8_t(SIGHASH_ALL | SIGHASH_FORKID)); | vchSig.push_back(uint8_t(SIGHASH_ALL | SIGHASH_FORKID)); | ||||
mutableSpend_tx.vin[0].scriptSig << OP_TRUE << vchSig; | |||||
// The last item on the stack will be dropped by CHECKMULTISIG This is | |||||
// to check nulldummy enforcement. It is OP_1 instead of OP_0. | |||||
mutableSpend_tx.vin[0].scriptSig << OP_1 << vchSig; | |||||
} | } | ||||
const CTransaction spend_tx(mutableSpend_tx); | const CTransaction spend_tx(mutableSpend_tx); | ||||
LOCK(cs_main); | LOCK(cs_main); | ||||
// Test that invalidity under a set of flags doesn't preclude validity under | // Test that invalidity under a set of flags doesn't preclude validity under | ||||
// other (eg consensus) flags. | // other (eg consensus) flags. | ||||
// spend_tx is invalid according to DERSIG | // spend_tx is invalid according to NULLDUMMY | ||||
{ | { | ||||
CValidationState state; | CValidationState state; | ||||
PrecomputedTransactionData ptd_spend_tx(spend_tx); | PrecomputedTransactionData ptd_spend_tx(spend_tx); | ||||
BOOST_CHECK(!CheckInputs(spend_tx, state, pcoinsTip.get(), true, | BOOST_CHECK(!CheckInputs(spend_tx, state, pcoinsTip.get(), true, | ||||
MANDATORY_SCRIPT_VERIFY_FLAGS | | MANDATORY_SCRIPT_VERIFY_FLAGS | | ||||
SCRIPT_VERIFY_CLEANSTACK, | SCRIPT_VERIFY_NULLDUMMY, | ||||
true, true, ptd_spend_tx, nullptr)); | true, true, ptd_spend_tx, nullptr)); | ||||
// If we call again asking for scriptchecks (as happens in | // If we call again asking for scriptchecks (as happens in | ||||
// ConnectBlock), we should add a script check object for this -- we're | // ConnectBlock), we should add a script check object for this -- we're | ||||
// not caching invalidity (if that changes, delete this test case). | // not caching invalidity (if that changes, delete this test case). | ||||
std::vector<CScriptCheck> scriptchecks; | std::vector<CScriptCheck> scriptchecks; | ||||
BOOST_CHECK(CheckInputs(spend_tx, state, pcoinsTip.get(), true, | BOOST_CHECK( | ||||
MANDATORY_SCRIPT_VERIFY_FLAGS | | CheckInputs(spend_tx, state, pcoinsTip.get(), true, | ||||
SCRIPT_VERIFY_CLEANSTACK, | MANDATORY_SCRIPT_VERIFY_FLAGS | SCRIPT_VERIFY_NULLDUMMY, | ||||
true, true, ptd_spend_tx, &scriptchecks)); | true, true, ptd_spend_tx, &scriptchecks)); | ||||
BOOST_CHECK_EQUAL(scriptchecks.size(), 1); | BOOST_CHECK_EQUAL(scriptchecks.size(), 1); | ||||
// Test that CheckInputs returns true iff cleanstack-enforcing flags are | // Test that CheckInputs returns true iff cleanstack-enforcing flags are | ||||
// not present. Don't add these checks to the cache, so that we can test | // not present. Don't add these checks to the cache, so that we can test | ||||
// later that block validation works fine in the absence of cached | // later that block validation works fine in the absence of cached | ||||
// successes. | // successes. | ||||
ValidateCheckInputsForAllFlags(spend_tx, SCRIPT_VERIFY_CLEANSTACK, | ValidateCheckInputsForAllFlags(spend_tx, SCRIPT_VERIFY_NULLDUMMY, false, | ||||
false, false); | false); | ||||
// And if we produce a block with this tx, it should be valid (LOW_S not | // And if we produce a block with this tx, it should be valid (LOW_S not | ||||
// enabled yet), even though there's no cache entry. | // enabled yet), even though there's no cache entry. | ||||
CBlock block; | CBlock block; | ||||
block = CreateAndProcessBlock({spend_tx}, p2pk_scriptPubKey); | block = CreateAndProcessBlock({spend_tx}, p2pk_scriptPubKey); | ||||
BOOST_CHECK(chainActive.Tip()->GetBlockHash() == block.GetHash()); | BOOST_CHECK(chainActive.Tip()->GetBlockHash() == block.GetHash()); | ||||
BOOST_CHECK(pcoinsTip->GetBestBlock() == block.GetHash()); | BOOST_CHECK(pcoinsTip->GetBestBlock() == block.GetHash()); | ||||
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