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Only call TrimToSize once per reorg/blocks disconnect

tags/v0.15.1
Matt Corallo 5 years ago
parent
commit
d355cf4420
5 changed files with 22 additions and 13 deletions
  1. 18
    9
      src/main.cpp
  2. 1
    1
      src/main.h
  3. 1
    1
      src/rpcrawtransaction.cpp
  4. 1
    1
      src/test/txvalidationcache_tests.cpp
  5. 1
    1
      src/wallet/wallet.cpp

+ 18
- 9
src/main.cpp View File

@@ -776,7 +776,7 @@ static std::string FormatStateMessage(const CValidationState &state)
}

bool AcceptToMemoryPool(CTxMemPool& pool, CValidationState &state, const CTransaction &tx, bool fLimitFree,
bool* pfMissingInputs, bool fRejectAbsurdFee)
bool* pfMissingInputs, bool fOverrideMempoolLimit, bool fRejectAbsurdFee)
{
AssertLockHeld(cs_main);
if (pfMissingInputs)
@@ -956,13 +956,15 @@ bool AcceptToMemoryPool(CTxMemPool& pool, CValidationState &state, const CTransa
pool.addUnchecked(hash, entry, setAncestors, !IsInitialBlockDownload());

// trim mempool and check if tx was trimmed
int expired = pool.Expire(GetTime() - GetArg("-mempoolexpiry", DEFAULT_MEMPOOL_EXPIRY) * 60 * 60);
if (expired != 0)
LogPrint("mempool", "Expired %i transactions from the memory pool\n", expired);
if (!fOverrideMempoolLimit) {
int expired = pool.Expire(GetTime() - GetArg("-mempoolexpiry", DEFAULT_MEMPOOL_EXPIRY) * 60 * 60);
if (expired != 0)
LogPrint("mempool", "Expired %i transactions from the memory pool\n", expired);

pool.TrimToSize(GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000);
if (!pool.exists(tx.GetHash()))
return state.DoS(0, false, REJECT_INSUFFICIENTFEE, "mempool full");
pool.TrimToSize(GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000);
if (!pool.exists(tx.GetHash()))
return state.DoS(0, false, REJECT_INSUFFICIENTFEE, "mempool full");
}
}

SyncWithWallets(tx, NULL);
@@ -2029,7 +2031,7 @@ void static UpdateTip(CBlockIndex *pindexNew) {
}
}

/** Disconnect chainActive's tip. */
/** Disconnect chainActive's tip. You want to manually re-limit mempool size after this */
bool static DisconnectTip(CValidationState &state) {
CBlockIndex *pindexDelete = chainActive.Tip();
assert(pindexDelete);
@@ -2056,7 +2058,7 @@ bool static DisconnectTip(CValidationState &state) {
// ignore validation errors in resurrected transactions
list<CTransaction> removed;
CValidationState stateDummy;
if (tx.IsCoinBase() || !AcceptToMemoryPool(mempool, stateDummy, tx, false, NULL)) {
if (tx.IsCoinBase() || !AcceptToMemoryPool(mempool, stateDummy, tx, false, NULL, true)) {
mempool.remove(tx, removed, true);
} else if (mempool.exists(tx.GetHash())) {
vHashUpdate.push_back(tx.GetHash());
@@ -2229,9 +2231,11 @@ static bool ActivateBestChainStep(CValidationState &state, CBlockIndex *pindexMo
const CBlockIndex *pindexFork = chainActive.FindFork(pindexMostWork);

// Disconnect active blocks which are no longer in the best chain.
bool fBlocksDisconnected = false;
while (chainActive.Tip() && chainActive.Tip() != pindexFork) {
if (!DisconnectTip(state))
return false;
fBlocksDisconnected = true;
}

// Build list of new blocks to connect.
@@ -2277,6 +2281,9 @@ static bool ActivateBestChainStep(CValidationState &state, CBlockIndex *pindexMo
}
}

if (fBlocksDisconnected)
mempool.TrimToSize(GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000);

// Callbacks/notifications for a new best chain.
if (fInvalidFound)
CheckForkWarningConditionsOnNewFork(vpindexToConnect.back());
@@ -2363,6 +2370,8 @@ bool InvalidateBlock(CValidationState& state, CBlockIndex *pindex) {
}
}

mempool.TrimToSize(GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000);

// The resulting new best tip may not be in setBlockIndexCandidates anymore, so
// add it again.
BlockMap::iterator it = mapBlockIndex.begin();

+ 1
- 1
src/main.h View File

@@ -229,7 +229,7 @@ void PruneAndFlush();

/** (try to) add transaction to memory pool **/
bool AcceptToMemoryPool(CTxMemPool& pool, CValidationState &state, const CTransaction &tx, bool fLimitFree,
bool* pfMissingInputs, bool fRejectAbsurdFee=false);
bool* pfMissingInputs, bool fOverrideMempoolLimit=false, bool fRejectAbsurdFee=false);


struct CNodeStateStats {

+ 1
- 1
src/rpcrawtransaction.cpp View File

@@ -809,7 +809,7 @@ UniValue sendrawtransaction(const UniValue& params, bool fHelp)
// push to local node and sync with wallets
CValidationState state;
bool fMissingInputs;
if (!AcceptToMemoryPool(mempool, state, tx, false, &fMissingInputs, !fOverrideFees)) {
if (!AcceptToMemoryPool(mempool, state, tx, false, &fMissingInputs, false, !fOverrideFees)) {
if (state.IsInvalid()) {
throw JSONRPCError(RPC_TRANSACTION_REJECTED, strprintf("%i: %s", state.GetRejectCode(), state.GetRejectReason()));
} else {

+ 1
- 1
src/test/txvalidationcache_tests.cpp View File

@@ -23,7 +23,7 @@ ToMemPool(CMutableTransaction& tx)
LOCK(cs_main);

CValidationState state;
return AcceptToMemoryPool(mempool, state, tx, false, NULL, false);
return AcceptToMemoryPool(mempool, state, tx, false, NULL, true, false);
}

BOOST_FIXTURE_TEST_CASE(tx_mempool_block_doublespend, TestChain100Setup)

+ 1
- 1
src/wallet/wallet.cpp View File

@@ -2863,6 +2863,6 @@ int CMerkleTx::GetBlocksToMaturity() const
bool CMerkleTx::AcceptToMemoryPool(bool fLimitFree, bool fRejectAbsurdFee)
{
CValidationState state;
return ::AcceptToMemoryPool(mempool, state, *this, fLimitFree, NULL, fRejectAbsurdFee);
return ::AcceptToMemoryPool(mempool, state, *this, fLimitFree, NULL, false, fRejectAbsurdFee);
}


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