From d355cf4420043a866e418c97778d999cd1958f61 Mon Sep 17 00:00:00 2001 From: Matt Corallo Date: Fri, 2 Oct 2015 14:20:38 -0700 Subject: Only call TrimToSize once per reorg/blocks disconnect --- src/main.cpp | 27 ++++++++++++++++++--------- src/main.h | 2 +- src/rpcrawtransaction.cpp | 2 +- src/test/txvalidationcache_tests.cpp | 2 +- src/wallet/wallet.cpp | 2 +- 5 files changed, 22 insertions(+), 13 deletions(-) diff --git a/src/main.cpp b/src/main.cpp index c1df9998a9..f379ea46e2 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -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 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(); diff --git a/src/main.h b/src/main.h index be0d2bf47d..202d2c772b 100644 --- a/src/main.h +++ b/src/main.h @@ -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 { diff --git a/src/rpcrawtransaction.cpp b/src/rpcrawtransaction.cpp index 4dec53396d..4b96473504 100644 --- a/src/rpcrawtransaction.cpp +++ b/src/rpcrawtransaction.cpp @@ -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 { diff --git a/src/test/txvalidationcache_tests.cpp b/src/test/txvalidationcache_tests.cpp index edad18644e..9b8e1c088b 100644 --- a/src/test/txvalidationcache_tests.cpp +++ b/src/test/txvalidationcache_tests.cpp @@ -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) diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp index bd3004061b..3f2d5a05f6 100644 --- a/src/wallet/wallet.cpp +++ b/src/wallet/wallet.cpp @@ -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); } -- cgit v1.2.3