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https://github.com/bitcoin/bitcoin.git
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84e4ef843d
This will become necessary in later commits that query mempool. We also introduce the TxDownloadOptions in this commit to make the later diff easier to review.
88 lines
2.7 KiB
C++
88 lines
2.7 KiB
C++
// Copyright (c) 2024
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <node/txdownloadman_impl.h>
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#include <node/txdownloadman.h>
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#include <chain.h>
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#include <consensus/validation.h>
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#include <txmempool.h>
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#include <validation.h>
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#include <validationinterface.h>
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namespace node {
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// TxDownloadManager wrappers
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TxDownloadManager::TxDownloadManager(const TxDownloadOptions& options) :
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m_impl{std::make_unique<TxDownloadManagerImpl>(options)}
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{}
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TxDownloadManager::~TxDownloadManager() = default;
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TxOrphanage& TxDownloadManager::GetOrphanageRef()
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{
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return m_impl->m_orphanage;
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}
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TxRequestTracker& TxDownloadManager::GetTxRequestRef()
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{
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return m_impl->m_txrequest;
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}
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CRollingBloomFilter& TxDownloadManager::RecentRejectsFilter()
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{
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return m_impl->RecentRejectsFilter();
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}
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CRollingBloomFilter& TxDownloadManager::RecentRejectsReconsiderableFilter()
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{
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return m_impl->RecentRejectsReconsiderableFilter();
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}
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CRollingBloomFilter& TxDownloadManager::RecentConfirmedTransactionsFilter()
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{
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return m_impl->RecentConfirmedTransactionsFilter();
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}
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void TxDownloadManager::ActiveTipChange()
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{
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m_impl->ActiveTipChange();
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}
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void TxDownloadManager::BlockConnected(const std::shared_ptr<const CBlock>& pblock)
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{
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m_impl->BlockConnected(pblock);
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}
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void TxDownloadManager::BlockDisconnected()
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{
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m_impl->BlockDisconnected();
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}
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// TxDownloadManagerImpl
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void TxDownloadManagerImpl::ActiveTipChange()
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{
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RecentRejectsFilter().reset();
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RecentRejectsReconsiderableFilter().reset();
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}
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void TxDownloadManagerImpl::BlockConnected(const std::shared_ptr<const CBlock>& pblock)
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{
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m_orphanage.EraseForBlock(*pblock);
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for (const auto& ptx : pblock->vtx) {
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RecentConfirmedTransactionsFilter().insert(ptx->GetHash().ToUint256());
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if (ptx->HasWitness()) {
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RecentConfirmedTransactionsFilter().insert(ptx->GetWitnessHash().ToUint256());
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}
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m_txrequest.ForgetTxHash(ptx->GetHash());
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m_txrequest.ForgetTxHash(ptx->GetWitnessHash());
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}
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}
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void TxDownloadManagerImpl::BlockDisconnected()
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{
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// To avoid relay problems with transactions that were previously
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// confirmed, clear our filter of recently confirmed transactions whenever
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// there's a reorg.
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// This means that in a 1-block reorg (where 1 block is disconnected and
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// then another block reconnected), our filter will drop to having only one
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// block's worth of transactions in it, but that should be fine, since
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// presumably the most common case of relaying a confirmed transaction
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// should be just after a new block containing it is found.
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RecentConfirmedTransactionsFilter().reset();
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}
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} // namespace node
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