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Tweak SignatureChecker to expose a bit more about the transaction

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This commit is contained in:
Matt Corallo 2015-05-27 12:30:42 -07:00 • committed by Gregory Sanders
parent 6772ca1f25
commit 4ab8b0823a
17 changed files with 159 additions and 82 deletions
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70
src/test/script_tests.cpp
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@ -165,7 +165,7 @@ void DoTest(const CScript& scriptPubKey, const CScript& scriptSig, const CScript
CMutableTransaction txCredit = BuildCreditingTransaction(scriptPubKey, nValue);
CMutableTransaction tx = BuildSpendingTransaction(scriptSig, scriptWitness, txCredit);
CMutableTransaction tx2 = tx;
BOOST_CHECK_MESSAGE(VerifyScript(scriptSig, scriptPubKey, &scriptWitness, flags, MutableTransactionSignatureChecker(&tx, 0, txCredit.vout[0].nValue), &err) == expect, message);
BOOST_CHECK_MESSAGE(VerifyScript(scriptSig, txCredit.vout[0].scriptPubKey, NULL, flags, MutableTransactionNoWithdrawsSignatureChecker(&tx, 0, txCredit.vout[0].nValue), &err) == expect, message);
BOOST_CHECK_MESSAGE(err == scriptError, std::string(FormatScriptError(err)) + " where " + std::string(FormatScriptError((ScriptError_t)scriptError)) + " expected: " + message);
#if defined(HAVE_CONSENSUS_LIB)
CDataStream stream(SER_NETWORK, PROTOCOL_VERSION);
@ -173,9 +173,9 @@ void DoTest(const CScript& scriptPubKey, const CScript& scriptSig, const CScript
int libconsensus_flags = flags & bitcoinconsensus_SCRIPT_FLAGS_VERIFY_ALL;
if (libconsensus_flags == flags) {
if (flags & bitcoinconsensus_SCRIPT_FLAGS_VERIFY_WITNESS) {
BOOST_CHECK_MESSAGE(bitcoinconsensus_verify_script_with_amount(scriptPubKey.data(), scriptPubKey.size(), txCredit.vout[0].nValue, (const unsigned char*)&stream[0], stream.size(), 0, libconsensus_flags, NULL) == expect, message);
BOOST_CHECK_MESSAGE(bitcoinconsensus_verify_script_with_amount(scriptPubKey.data(), scriptPubKey.size(), txCredit.vout[0].nValue, -1, (const unsigned char*)&stream[0], stream.size(), 0, libconsensus_flags, NULL) == expect, message);
} else {
BOOST_CHECK_MESSAGE(bitcoinconsensus_verify_script_with_amount(scriptPubKey.data(), scriptPubKey.size(), 0, (const unsigned char*)&stream[0], stream.size(), 0, libconsensus_flags, NULL) == expect, message);
BOOST_CHECK_MESSAGE(bitcoinconsensus_verify_script_with_amount(scriptPubKey.data(), scriptPubKey.size(), 0, -1, (const unsigned char*)&stream[0], stream.size(), 0, libconsensus_flags, NULL) == expect, message);
BOOST_CHECK_MESSAGE(bitcoinconsensus_verify_script(scriptPubKey.data(), scriptPubKey.size(), (const unsigned char*)&stream[0], stream.size(), 0, libconsensus_flags, NULL) == expect,message);
}
}
@ -1070,18 +1070,18 @@ BOOST_AUTO_TEST_CASE(script_CHECKMULTISIG12)
CMutableTransaction txTo12 = BuildSpendingTransaction(CScript(), CScriptWitness(), txFrom12);
CScript goodsig1 = sign_multisig(scriptPubKey12, key1, txTo12);
BOOST_CHECK(VerifyScript(goodsig1, scriptPubKey12, NULL, flags, MutableTransactionSignatureChecker(&txTo12, 0, txFrom12.vout[0].nValue), &err));
BOOST_CHECK(VerifyScript(goodsig1, scriptPubKey12, NULL, flags, MutableTransactionNoWithdrawsSignatureChecker(&txTo12, 0, txFrom12.vout[0].nValue), &err));
BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
txTo12.vout[0].nValue = 2;
BOOST_CHECK(!VerifyScript(goodsig1, scriptPubKey12, NULL, flags, MutableTransactionSignatureChecker(&txTo12, 0, txFrom12.vout[0].nValue), &err));
BOOST_CHECK(!VerifyScript(goodsig1, scriptPubKey12, NULL, flags, MutableTransactionNoWithdrawsSignatureChecker(&txTo12, 0, txFrom12.vout[0].nValue), &err));
BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
CScript goodsig2 = sign_multisig(scriptPubKey12, key2, txTo12);
BOOST_CHECK(VerifyScript(goodsig2, scriptPubKey12, NULL, flags, MutableTransactionSignatureChecker(&txTo12, 0, txFrom12.vout[0].nValue), &err));
BOOST_CHECK(VerifyScript(goodsig2, scriptPubKey12, NULL, flags, MutableTransactionNoWithdrawsSignatureChecker(&txTo12, 0, txFrom12.vout[0].nValue), &err));
BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
CScript badsig1 = sign_multisig(scriptPubKey12, key3, txTo12);
BOOST_CHECK(!VerifyScript(badsig1, scriptPubKey12, NULL, flags, MutableTransactionSignatureChecker(&txTo12, 0, txFrom12.vout[0].nValue), &err));
BOOST_CHECK(!VerifyScript(badsig1, scriptPubKey12, NULL, flags, MutableTransactionNoWithdrawsSignatureChecker(&txTo12, 0, txFrom12.vout[0].nValue), &err));
BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
}
@ -1103,54 +1103,54 @@ BOOST_AUTO_TEST_CASE(script_CHECKMULTISIG23)
std::vector<CKey> keys;
keys.push_back(key1); keys.push_back(key2);
CScript goodsig1 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(VerifyScript(goodsig1, scriptPubKey23, NULL, flags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK(VerifyScript(goodsig1, scriptPubKey23, NULL, flags, MutableTransactionNoWithdrawsSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
keys.clear();
keys.push_back(key1); keys.push_back(key3);
CScript goodsig2 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(VerifyScript(goodsig2, scriptPubKey23, NULL, flags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK(VerifyScript(goodsig2, scriptPubKey23, NULL, flags, MutableTransactionNoWithdrawsSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
keys.clear();
keys.push_back(key2); keys.push_back(key3);
CScript goodsig3 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(VerifyScript(goodsig3, scriptPubKey23, NULL, flags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK(VerifyScript(goodsig3, scriptPubKey23, NULL, flags, MutableTransactionNoWithdrawsSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
keys.clear();
keys.push_back(key2); keys.push_back(key2); // Can't re-use sig
CScript badsig1 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(!VerifyScript(badsig1, scriptPubKey23, NULL, flags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK(!VerifyScript(badsig1, scriptPubKey23, NULL, flags, MutableTransactionNoWithdrawsSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
keys.clear();
keys.push_back(key2); keys.push_back(key1); // sigs must be in correct order
CScript badsig2 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(!VerifyScript(badsig2, scriptPubKey23, NULL, flags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK(!VerifyScript(badsig2, scriptPubKey23, NULL, flags, MutableTransactionNoWithdrawsSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
keys.clear();
keys.push_back(key3); keys.push_back(key2); // sigs must be in correct order
CScript badsig3 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(!VerifyScript(badsig3, scriptPubKey23, NULL, flags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK(!VerifyScript(badsig3, scriptPubKey23, NULL, flags, MutableTransactionNoWithdrawsSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
keys.clear();
keys.push_back(key4); keys.push_back(key2); // sigs must match pubkeys
CScript badsig4 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(!VerifyScript(badsig4, scriptPubKey23, NULL, flags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK(!VerifyScript(badsig4, scriptPubKey23, NULL, flags, MutableTransactionNoWithdrawsSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
keys.clear();
keys.push_back(key1); keys.push_back(key4); // sigs must match pubkeys
CScript badsig5 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(!VerifyScript(badsig5, scriptPubKey23, NULL, flags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK(!VerifyScript(badsig5, scriptPubKey23, NULL, flags, MutableTransactionNoWithdrawsSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
keys.clear(); // Must have signatures
CScript badsig6 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(!VerifyScript(badsig6, scriptPubKey23, NULL, flags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK(!VerifyScript(badsig6, scriptPubKey23, NULL, flags, MutableTransactionNoWithdrawsSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue), &err));
BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_INVALID_STACK_OPERATION, ScriptErrorString(err));
}
@ -1176,19 +1176,19 @@ BOOST_AUTO_TEST_CASE(script_combineSigs)
CScript& scriptSig = txTo.vin[0].scriptSig;
SignatureData empty;
SignatureData combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), empty, empty);
SignatureData combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), empty, empty);
BOOST_CHECK(combined.scriptSig.empty());
// Single signature case:
SignSignature(keystore, txFrom, txTo, 0, SIGHASH_ALL); // changes scriptSig
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), SignatureData(scriptSig), empty);
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), SignatureData(scriptSig), empty);
BOOST_CHECK(combined.scriptSig == scriptSig);
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), empty, SignatureData(scriptSig));
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), empty, SignatureData(scriptSig));
BOOST_CHECK(combined.scriptSig == scriptSig);
CScript scriptSigCopy = scriptSig;
// Signing again will give a different, valid signature:
SignSignature(keystore, txFrom, txTo, 0, SIGHASH_ALL);
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), SignatureData(scriptSigCopy), SignatureData(scriptSig));
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), SignatureData(scriptSigCopy), SignatureData(scriptSig));
BOOST_CHECK(combined.scriptSig == scriptSigCopy || combined.scriptSig == scriptSig);
// P2SH, single-signature case:
@ -1196,28 +1196,28 @@ BOOST_AUTO_TEST_CASE(script_combineSigs)
keystore.AddCScript(pkSingle);
scriptPubKey = GetScriptForDestination(CScriptID(pkSingle));
SignSignature(keystore, txFrom, txTo, 0, SIGHASH_ALL);
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), SignatureData(scriptSig), empty);
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), SignatureData(scriptSig), empty);
BOOST_CHECK(combined.scriptSig == scriptSig);
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), empty, SignatureData(scriptSig));
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), empty, SignatureData(scriptSig));
BOOST_CHECK(combined.scriptSig == scriptSig);
scriptSigCopy = scriptSig;
SignSignature(keystore, txFrom, txTo, 0, SIGHASH_ALL);
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), SignatureData(scriptSigCopy), SignatureData(scriptSig));
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), SignatureData(scriptSigCopy), SignatureData(scriptSig));
BOOST_CHECK(combined.scriptSig == scriptSigCopy || combined.scriptSig == scriptSig);
// dummy scriptSigCopy with placeholder, should always choose non-placeholder:
scriptSigCopy = CScript() << OP_0 << std::vector<unsigned char>(pkSingle.begin(), pkSingle.end());
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), SignatureData(scriptSigCopy), SignatureData(scriptSig));
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), SignatureData(scriptSigCopy), SignatureData(scriptSig));
BOOST_CHECK(combined.scriptSig == scriptSig);
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), SignatureData(scriptSig), SignatureData(scriptSigCopy));
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), SignatureData(scriptSig), SignatureData(scriptSigCopy));
BOOST_CHECK(combined.scriptSig == scriptSig);
// Hardest case: Multisig 2-of-3
scriptPubKey = GetScriptForMultisig(2, pubkeys);
keystore.AddCScript(scriptPubKey);
SignSignature(keystore, txFrom, txTo, 0, SIGHASH_ALL);
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), SignatureData(scriptSig), empty);
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), SignatureData(scriptSig), empty);
BOOST_CHECK(combined.scriptSig == scriptSig);
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), empty, SignatureData(scriptSig));
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), empty, SignatureData(scriptSig));
BOOST_CHECK(combined.scriptSig == scriptSig);
// A couple of partially-signed versions:
@ -1246,21 +1246,21 @@ BOOST_AUTO_TEST_CASE(script_combineSigs)
CScript complete13 = CScript() << OP_0 << sig1 << sig3;
CScript complete23 = CScript() << OP_0 << sig2 << sig3;
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), SignatureData(partial1a), SignatureData(partial1b));
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), SignatureData(partial1a), SignatureData(partial1b));
BOOST_CHECK(combined.scriptSig == partial1a);
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), SignatureData(partial1a), SignatureData(partial2a));
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), SignatureData(partial1a), SignatureData(partial2a));
BOOST_CHECK(combined.scriptSig == complete12);
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), SignatureData(partial2a), SignatureData(partial1a));
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), SignatureData(partial2a), SignatureData(partial1a));
BOOST_CHECK(combined.scriptSig == complete12);
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), SignatureData(partial1b), SignatureData(partial2b));
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), SignatureData(partial1b), SignatureData(partial2b));
BOOST_CHECK(combined.scriptSig == complete12);
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), SignatureData(partial3b), SignatureData(partial1b));
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), SignatureData(partial3b), SignatureData(partial1b));
BOOST_CHECK(combined.scriptSig == complete13);
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), SignatureData(partial2a), SignatureData(partial3a));
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), SignatureData(partial2a), SignatureData(partial3a));
BOOST_CHECK(combined.scriptSig == complete23);
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), SignatureData(partial3b), SignatureData(partial2b));
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), SignatureData(partial3b), SignatureData(partial2b));
BOOST_CHECK(combined.scriptSig == complete23);
combined = CombineSignatures(scriptPubKey, MutableTransactionSignatureChecker(&txTo, 0, amount), SignatureData(partial3b), SignatureData(partial3a));
combined = CombineSignatures(scriptPubKey, MutableTransactionNoWithdrawsSignatureChecker(&txTo, 0, amount), SignatureData(partial3b), SignatureData(partial3a));
BOOST_CHECK(combined.scriptSig == partial3c);
}