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Disable coinbase-must-be-protected rule on regtest.

pull/145/head
Sean Bowe 8 years ago
parent
commit
c0dde76d8a
  1. 2
      src/chainparams.cpp
  2. 3
      src/consensus/params.h
  3. 15
      src/main.cpp
  4. 6
      src/main.h
  5. 2
      src/miner.cpp
  6. 4
      src/test/coins_tests.cpp
  7. 4
      src/txmempool.cpp

2
src/chainparams.cpp

@ -31,6 +31,7 @@ class CMainParams : public CChainParams {
public:
CMainParams() {
strNetworkID = "main";
consensus.coinbaseMustBeProtected = true;
consensus.nSubsidySlowStartInterval = 20000;
consensus.nSubsidyHalvingInterval = 840000;
consensus.nMajorityEnforceBlockUpgrade = 750;
@ -210,6 +211,7 @@ class CRegTestParams : public CTestNetParams {
public:
CRegTestParams() {
strNetworkID = "regtest";
consensus.coinbaseMustBeProtected = false;
consensus.nSubsidySlowStartInterval = 0;
consensus.nSubsidyHalvingInterval = 150;
consensus.nMajorityEnforceBlockUpgrade = 750;

3
src/consensus/params.h

@ -14,6 +14,9 @@ namespace Consensus {
*/
struct Params {
uint256 hashGenesisBlock;
bool coinbaseMustBeProtected;
/** Needs to evenly divide MAX_SUBSIDY to avoid rounding errors. */
int nSubsidySlowStartInterval;
/**

15
src/main.cpp

@ -1219,7 +1219,7 @@ bool AcceptToMemoryPool(CTxMemPool& pool, CValidationState &state, const CTransa
// Check against previous transactions
// This is done last to help prevent CPU exhaustion denial-of-service attacks.
if (!ContextualCheckInputs(tx, state, view, true, STANDARD_SCRIPT_VERIFY_FLAGS, true))
if (!ContextualCheckInputs(tx, state, view, true, STANDARD_SCRIPT_VERIFY_FLAGS, true, Params().GetConsensus()))
{
return error("AcceptToMemoryPool: ConnectInputs failed %s", hash.ToString());
}
@ -1233,7 +1233,7 @@ bool AcceptToMemoryPool(CTxMemPool& pool, CValidationState &state, const CTransa
// There is a similar check in CreateNewBlock() to prevent creating
// invalid blocks, however allowing such transactions into the mempool
// can be exploited as a DoS attack.
if (!ContextualCheckInputs(tx, state, view, true, MANDATORY_SCRIPT_VERIFY_FLAGS, true))
if (!ContextualCheckInputs(tx, state, view, true, MANDATORY_SCRIPT_VERIFY_FLAGS, true, Params().GetConsensus()))
{
return error("AcceptToMemoryPool: BUG! PLEASE REPORT THIS! ConnectInputs failed against MANDATORY but not STANDARD flags %s", hash.ToString());
}
@ -1604,7 +1604,7 @@ bool CScriptCheck::operator()() {
return true;
}
bool NonContextualCheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsViewCache &inputs, bool fScriptChecks, unsigned int flags, bool cacheStore, std::vector<CScriptCheck> *pvChecks)
bool NonContextualCheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsViewCache &inputs, bool fScriptChecks, unsigned int flags, bool cacheStore, const Consensus::Params& consensusParams, std::vector<CScriptCheck> *pvChecks)
{
if (!tx.IsCoinBase())
{
@ -1630,7 +1630,8 @@ bool NonContextualCheckInputs(const CTransaction& tx, CValidationState &state, c
if (coins->IsCoinBase()) {
// Ensure that coinbases cannot be spent to transparent outputs
if (!tx.vout.empty()) {
// Disabled on regtest
if (consensusParams.coinbaseMustBeProtected && !tx.vout.empty()) {
return state.Invalid(
error("CheckInputs(): tried to spend coinbase with transparent outputs"),
REJECT_INVALID, "bad-txns-coinbase-spend-has-transparent-outputs");
@ -1712,7 +1713,7 @@ bool NonContextualCheckInputs(const CTransaction& tx, CValidationState &state, c
return true;
}
bool ContextualCheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsViewCache &inputs, bool fScriptChecks, unsigned int flags, bool cacheStore, std::vector<CScriptCheck> *pvChecks)
bool ContextualCheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsViewCache &inputs, bool fScriptChecks, unsigned int flags, bool cacheStore, const Consensus::Params& consensusParams, std::vector<CScriptCheck> *pvChecks)
{
if (!tx.IsCoinBase())
{
@ -1737,7 +1738,7 @@ bool ContextualCheckInputs(const CTransaction& tx, CValidationState &state, cons
}
return NonContextualCheckInputs(
tx, state, inputs, fScriptChecks, flags, cacheStore, pvChecks
tx, state, inputs, fScriptChecks, flags, cacheStore, consensusParams, pvChecks
);
}
@ -2154,7 +2155,7 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin
nFees += view.GetValueIn(tx)-tx.GetValueOut();
std::vector<CScriptCheck> vChecks;
if (!ContextualCheckInputs(tx, state, view, fScriptChecks, flags, false, nScriptCheckThreads ? &vChecks : NULL))
if (!ContextualCheckInputs(tx, state, view, fScriptChecks, flags, false, chainparams.GetConsensus(), nScriptCheckThreads ? &vChecks : NULL))
return false;
control.Add(vChecks);
}

6
src/main.h

@ -318,10 +318,12 @@ unsigned int GetP2SHSigOpCount(const CTransaction& tx, const CCoinsViewCache& ma
* instead of being performed inline.
*/
bool ContextualCheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsViewCache &view, bool fScriptChecks,
unsigned int flags, bool cacheStore, std::vector<CScriptCheck> *pvChecks = NULL);
unsigned int flags, bool cacheStore, const Consensus::Params& consensusParams,
std::vector<CScriptCheck> *pvChecks = NULL);
bool NonContextualCheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsViewCache &view, bool fScriptChecks,
unsigned int flags, bool cacheStore, std::vector<CScriptCheck> *pvChecks = NULL);
unsigned int flags, bool cacheStore, const Consensus::Params& consensusParams,
std::vector<CScriptCheck> *pvChecks = NULL);
/** Apply the effects of this transaction on the UTXO set represented by view */
void UpdateCoins(const CTransaction& tx, CValidationState &state, CCoinsViewCache &inputs, int nHeight);

2
src/miner.cpp

@ -282,7 +282,7 @@ CBlockTemplate* CreateNewBlock(const CScript& scriptPubKeyIn)
// policy here, but we still have to ensure that the block we
// create only contains transactions that are valid in new blocks.
CValidationState state;
if (!ContextualCheckInputs(tx, state, view, true, MANDATORY_SCRIPT_VERIFY_FLAGS, true))
if (!ContextualCheckInputs(tx, state, view, true, MANDATORY_SCRIPT_VERIFY_FLAGS, true, Params().GetConsensus()))
continue;
UpdateCoins(tx, state, view, nHeight);

4
src/test/coins_tests.cpp

@ -508,7 +508,7 @@ BOOST_AUTO_TEST_CASE(coins_coinbase_spends)
{
CTransaction tx2(mtx2);
BOOST_CHECK(NonContextualCheckInputs(tx2, state, cache, false, SCRIPT_VERIFY_NONE, false, NULL));
BOOST_CHECK(NonContextualCheckInputs(tx2, state, cache, false, SCRIPT_VERIFY_NONE, false, Params().GetConsensus()));
}
mtx2.vout.resize(1);
@ -517,7 +517,7 @@ BOOST_AUTO_TEST_CASE(coins_coinbase_spends)
{
CTransaction tx2(mtx2);
BOOST_CHECK(!NonContextualCheckInputs(tx2, state, cache, false, SCRIPT_VERIFY_NONE, false, NULL));
BOOST_CHECK(!NonContextualCheckInputs(tx2, state, cache, false, SCRIPT_VERIFY_NONE, false, Params().GetConsensus()));
BOOST_CHECK(state.GetRejectReason() == "bad-txns-coinbase-spend-has-transparent-outputs");
}
}

4
src/txmempool.cpp

@ -327,7 +327,7 @@ void CTxMemPool::check(const CCoinsViewCache *pcoins) const
waitingOnDependants.push_back(&it->second);
else {
CValidationState state;
assert(ContextualCheckInputs(tx, state, mempoolDuplicate, false, 0, false, NULL));
assert(ContextualCheckInputs(tx, state, mempoolDuplicate, false, 0, false, Params().GetConsensus(), NULL));
UpdateCoins(tx, state, mempoolDuplicate, 1000000);
}
}
@ -341,7 +341,7 @@ void CTxMemPool::check(const CCoinsViewCache *pcoins) const
stepsSinceLastRemove++;
assert(stepsSinceLastRemove < waitingOnDependants.size());
} else {
assert(ContextualCheckInputs(entry->GetTx(), state, mempoolDuplicate, false, 0, false, NULL));
assert(ContextualCheckInputs(entry->GetTx(), state, mempoolDuplicate, false, 0, false, Params().GetConsensus(), NULL));
UpdateCoins(entry->GetTx(), state, mempoolDuplicate, 1000000);
stepsSinceLastRemove = 0;
}

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