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Make ATMP optionally return the CTransactionRefs it replaced

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This commit is contained in:
Matt Corallo 2016-12-04 18:53:26 -08:00
parent c735540428
commit edded808fc
5 changed files with 20 additions and 13 deletions
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2
src/rpc/rawtransaction.cpp
View file

@ -899,7 +899,7 @@ UniValue sendrawtransaction(const JSONRPCRequest& request)
// push to local node and sync with wallets
CValidationState state;
bool fMissingInputs;
if (!AcceptToMemoryPool(mempool, state, std::move(tx), fLimitFree, &fMissingInputs, false, nMaxRawTxFee)) {
if (!AcceptToMemoryPool(mempool, state, std::move(tx), fLimitFree, &fMissingInputs, NULL, false, nMaxRawTxFee)) {
if (state.IsInvalid()) {
throw JSONRPCError(RPC_TRANSACTION_REJECTED, strprintf("%i: %s", state.GetRejectCode(), state.GetRejectReason()));
} else {

2
src/test/txvalidationcache_tests.cpp
View file

@ -23,7 +23,7 @@ ToMemPool(CMutableTransaction& tx)
LOCK(cs_main);
CValidationState state;
return AcceptToMemoryPool(mempool, state, MakeTransactionRef(tx), false, NULL, true, 0);
return AcceptToMemoryPool(mempool, state, MakeTransactionRef(tx), false, NULL, NULL, true, 0);
}
BOOST_FIXTURE_TEST_CASE(tx_mempool_block_doublespend, TestChain100Setup)

18
src/validation.cpp
View file

@ -538,8 +538,8 @@ static bool IsCurrentForFeeEstimation()
}
bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState& state, const CTransactionRef& ptx, bool fLimitFree,
bool* pfMissingInputs, int64_t nAcceptTime, bool fOverrideMempoolLimit, const CAmount& nAbsurdFee,
std::vector<uint256>& vHashTxnToUncache)
bool* pfMissingInputs, int64_t nAcceptTime, std::list<CTransactionRef>* plTxnReplaced,
bool fOverrideMempoolLimit, const CAmount& nAbsurdFee, std::vector<uint256>& vHashTxnToUncache)
{
const CTransaction& tx = *ptx;
const uint256 hash = tx.GetHash();
@ -950,6 +950,8 @@ bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState& state, const C
hash.ToString(),
FormatMoney(nModifiedFees - nConflictingFees),
(int)nSize - (int)nConflictingSize);
if (plTxnReplaced)
plTxnReplaced->push_back(it->GetSharedTx());
}
pool.RemoveStaged(allConflicting, false);
@ -975,10 +977,11 @@ bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState& state, const C
}
bool AcceptToMemoryPoolWithTime(CTxMemPool& pool, CValidationState &state, const CTransactionRef &tx, bool fLimitFree,
bool* pfMissingInputs, int64_t nAcceptTime, bool fOverrideMempoolLimit, const CAmount nAbsurdFee)
bool* pfMissingInputs, int64_t nAcceptTime, std::list<CTransactionRef>* plTxnReplaced,
bool fOverrideMempoolLimit, const CAmount nAbsurdFee)
{
std::vector<uint256> vHashTxToUncache;
bool res = AcceptToMemoryPoolWorker(pool, state, tx, fLimitFree, pfMissingInputs, nAcceptTime, fOverrideMempoolLimit, nAbsurdFee, vHashTxToUncache);
bool res = AcceptToMemoryPoolWorker(pool, state, tx, fLimitFree, pfMissingInputs, nAcceptTime, plTxnReplaced, fOverrideMempoolLimit, nAbsurdFee, vHashTxToUncache);
if (!res) {
BOOST_FOREACH(const uint256& hashTx, vHashTxToUncache)
pcoinsTip->Uncache(hashTx);
@ -990,9 +993,10 @@ bool AcceptToMemoryPoolWithTime(CTxMemPool& pool, CValidationState &state, const
}
bool AcceptToMemoryPool(CTxMemPool& pool, CValidationState &state, const CTransactionRef &tx, bool fLimitFree,
bool* pfMissingInputs, bool fOverrideMempoolLimit, const CAmount nAbsurdFee)
bool* pfMissingInputs, std::list<CTransactionRef>* plTxnReplaced,
bool fOverrideMempoolLimit, const CAmount nAbsurdFee)
{
return AcceptToMemoryPoolWithTime(pool, state, tx, fLimitFree, pfMissingInputs, GetTime(), fOverrideMempoolLimit, nAbsurdFee);
return AcceptToMemoryPoolWithTime(pool, state, tx, fLimitFree, pfMissingInputs, GetTime(), plTxnReplaced, fOverrideMempoolLimit, nAbsurdFee);
}
/** Return transaction in txOut, and if it was found inside a block, its hash is placed in hashBlock */
@ -2138,7 +2142,7 @@ bool static DisconnectTip(CValidationState& state, const CChainParams& chainpara
const CTransaction& tx = *it;
// ignore validation errors in resurrected transactions
CValidationState stateDummy;
if (tx.IsCoinBase() || !AcceptToMemoryPool(mempool, stateDummy, it, false, NULL, true)) {
if (tx.IsCoinBase() || !AcceptToMemoryPool(mempool, stateDummy, it, false, NULL, NULL, true)) {
mempool.removeRecursive(tx);
} else if (mempool.exists(tx.GetHash())) {
vHashUpdate.push_back(tx.GetHash());

9
src/validation.h
View file

@ -304,13 +304,16 @@ void FlushStateToDisk();
/** Prune block files and flush state to disk. */
void PruneAndFlush();
/** (try to) add transaction to memory pool **/
/** (try to) add transaction to memory pool
* plTxnReplaced will be appended to with all transactions replaced from mempool **/
bool AcceptToMemoryPool(CTxMemPool& pool, CValidationState &state, const CTransactionRef &tx, bool fLimitFree,
bool* pfMissingInputs, bool fOverrideMempoolLimit=false, const CAmount nAbsurdFee=0);
bool* pfMissingInputs, std::list<CTransactionRef>* plTxnReplaced = NULL,
bool fOverrideMempoolLimit=false, const CAmount nAbsurdFee=0);
/** (try to) add transaction to memory pool with a specified acceptance time **/
bool AcceptToMemoryPoolWithTime(CTxMemPool& pool, CValidationState &state, const CTransactionRef &tx, bool fLimitFree,
bool* pfMissingInputs, int64_t nAcceptTime, bool fOverrideMempoolLimit=false, const CAmount nAbsurdFee=0);
bool* pfMissingInputs, int64_t nAcceptTime, std::list<CTransactionRef>* plTxnReplaced = NULL,
bool fOverrideMempoolLimit=false, const CAmount nAbsurdFee=0);
/** Convert CValidationState to a human-readable message for logging */
std::string FormatStateMessage(const CValidationState &state);

2
src/wallet/wallet.cpp
View file

@ -3847,5 +3847,5 @@ int CMerkleTx::GetBlocksToMaturity() const
bool CMerkleTx::AcceptToMemoryPool(const CAmount& nAbsurdFee, CValidationState& state)
{
return ::AcceptToMemoryPool(mempool, state, tx, true, NULL, false, nAbsurdFee);
return ::AcceptToMemoryPool(mempool, state, tx, true, NULL, NULL, false, nAbsurdFee);
}