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Allow a ledger close to be replayed for debug. Syntax: rippled -a --load --ledger=<seq> --replay

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This commit is contained in:
JoelKatz
2013-07-17 03:31:23 -07:00
parent 00b0663e50
commit 65d46752df
5 changed files with 48 additions and 8 deletions
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40
src/cpp/ripple/ripple_Application.cpp
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@@ -281,7 +281,7 @@ public:
private:
void updateTables ();
void startNewLedger ();
bool loadOldLedger (const std::string&);
bool loadOldLedger (const std::string&, bool);
private:
boost::asio::io_service mIOService;
@@ -478,11 +478,11 @@ void ApplicationImp::setup ()
startNewLedger ();
}
else if (theConfig.START_UP == Config::LOAD)
else if ((theConfig.START_UP == Config::LOAD) || (theConfig.START_UP == Config::REPLAY))
{
WriteLog (lsINFO, Application) << "Loading specified Ledger";
if (!loadOldLedger (theConfig.START_LEDGER))
if (!loadOldLedger (theConfig.START_LEDGER, theConfig.START_UP == Config::REPLAY))
{
getApp().stop ();
exit (-1);
@@ -733,11 +733,11 @@ void ApplicationImp::startNewLedger ()
}
}
bool ApplicationImp::loadOldLedger (const std::string& l)
bool ApplicationImp::loadOldLedger (const std::string& l, bool bReplay)
{
try
{
Ledger::pointer loadLedger;
Ledger::pointer loadLedger, replayLedger;
if (l.empty () || (l == "latest"))
loadLedger = Ledger::getLastFullLedger ();
@@ -757,6 +757,18 @@ bool ApplicationImp::loadOldLedger (const std::string& l)
return false;
}
if (bReplay)
{ // Replay a ledger close with same prior ledger and transactions
replayLedger = loadLedger; // this ledger holds the transactions we want to replay
loadLedger = Ledger::loadByIndex (replayLedger->getLedgerSeq() - 1); // this is the prior ledger
if (!loadLedger || (replayLedger->getParentHash() != loadLedger->getHash()))
{
WriteLog (lsFATAL, Application) << "Replay ledger missing/damaged";
assert (false);
return false;
}
}
loadLedger->setClosed ();
WriteLog (lsINFO, Application) << "Loading ledger " << loadLedger->getHash () << " seq:" << loadLedger->getLedgerSeq ();
@@ -785,6 +797,24 @@ bool ApplicationImp::loadOldLedger (const std::string& l)
Ledger::pointer openLedger = boost::make_shared<Ledger> (false, boost::ref (*loadLedger));
mLedgerMaster.switchLedgers (loadLedger, openLedger);
mNetOps.setLastCloseTime (loadLedger->getCloseTimeNC ());
if (bReplay)
{ // inject transaction from replayLedger into consensus set
SHAMap::ref txns = replayLedger->peekTransactionMap();
Ledger::ref cur = getLedgerMaster().getCurrentLedger();
for (SHAMapItem::pointer it = txns->peekFirstItem(); it != nullptr; it = txns->peekNextItem(it->getTag()))
{
Transaction::pointer txn = replayLedger->getTransaction(it->getTag());
WriteLog (lsINFO, Application) << txn->getJson(0);
Serializer s;
txn->getSTransaction()->add(s);
if (!cur->addTransaction(it->getTag(), s))
{
WriteLog (lsWARNING, Application) << "Unable to add transaction " << it->getTag();
}
}
}
}
catch (SHAMapMissingNode&)
{