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Path finding fixes:

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Track path finding and order book creation time and latency.
Use a ledger snapshot for path finding.
You can't call getCurrentLedger from an unlocked context.
Pathfinding called from the transaction sign function held the master lock.
This commit is contained in:
JoelKatz
2013-02-12 20:39:00 -08:00
parent ef5069a706
commit cb111b6318
8 changed files with 62 additions and 28 deletions
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12
src/cpp/ripple/Pathfinder.cpp
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@@ -127,17 +127,21 @@ bool Pathfinder::bDefaultPath(const STPath& spPath)
return false;
}
Pathfinder::Pathfinder(const RippleAddress& uSrcAccountID, const RippleAddress& uDstAccountID, const uint160& uSrcCurrencyID, const uint160& uSrcIssuerID, const STAmount& saDstAmount)
: mSrcAccountID(uSrcAccountID.getAccountID()),
Pathfinder::Pathfinder(Ledger::ref ledger,
const RippleAddress& uSrcAccountID, const RippleAddress& uDstAccountID,
const uint160& uSrcCurrencyID, const uint160& uSrcIssuerID, const STAmount& saDstAmount)
: mLedger(ledger),
mSrcAccountID(uSrcAccountID.getAccountID()),
mDstAccountID(uDstAccountID.getAccountID()),
mDstAmount(saDstAmount),
mSrcCurrencyID(uSrcCurrencyID),
mSrcIssuerID(uSrcIssuerID)
{
mLedger = theApp->getLedgerMaster().getCurrentLedger();
mSrcAmount = STAmount(uSrcCurrencyID, uSrcIssuerID, 1, 0); // -1/uSrcIssuerID/uSrcIssuerID
theApp->getOrderBookDB().setup( theApp->getLedgerMaster().getCurrentLedger()); // TODO: have the orderbook update itself rather than rebuild it from scratch each time
theApp->getOrderBookDB().setup(mLedger); // TODO: have the orderbook update itself rather than rebuild it from scratch each time
mLoadMonitor = theApp->getJobQueue().getLoadEvent(jtPATH_FIND);
// Construct the default path for later comparison.