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Improve ledger replay logic

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Build a replay structure holding the transactions
in execution order along with the close time. Use
this structure when replaying a ledger close.
This commit is contained in:
JoelKatz
2015-09-03 10:51:16 -07:00
committed by Nik Bougalis
parent 0c7a7903b6
commit 8f09d3449d
5 changed files with 85 additions and 18 deletions
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26
src/ripple/app/main/Application.cpp
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@@ -1345,22 +1345,36 @@ bool ApplicationImp::loadOldLedger (
if (replay)
{
// inject transaction(s) from the replayLedger into our open ledger
// and build replay structure
auto const& txns = replayLedger->txMap();
auto replayData = std::make_unique <LedgerReplay> ();
replayData->prevLedger_ = replayLedger;
replayData->closeTime_ = replayLedger->info().closeTime;
replayData->closeFlags_ = replayLedger->info().closeFlags;
for (auto const& item : txns)
{
getHashRouter().setFlags (item.key(), SF_SIGGOOD);
auto txID = item.key();
auto txPair = replayLedger->txRead (txID);
auto txIndex = (*txPair.second)[sfTransactionIndex];
auto s = std::make_shared <Serializer> ();
txPair.first->add(*s);
getHashRouter().setFlags (txID, SF_SIGGOOD);
replayData->txns_.emplace (txIndex, txPair.first);
openLedger_->modify(
[&replayLedger, &item](OpenView& view, beast::Journal j)
[&txID, &s](OpenView& view, beast::Journal j)
{
auto s = std::make_shared <Serializer> ();
replayLedger->txRead(item.key()).first->add(*s);
view.rawTxInsert (item.key(), std::move (s), nullptr);
view.rawTxInsert (txID, std::move (s), nullptr);
return true;
});
}
m_ledgerMaster->switchLCL (loadLedger);
m_ledgerMaster->takeReplay (std::move (replayData));
}
}
catch (SHAMapMissingNode&)