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CLC work.

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This commit is contained in:
JoelKatz
2012-07-09 10:43:11 -07:00
parent f5783820f8
commit b417faa927
2 changed files with 34 additions and 43 deletions
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57
src/LedgerConsensus.cpp
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@@ -155,7 +155,7 @@ void LCTransaction::setVote(const uint160& peer, bool votesYes)
}
}
bool LCTransaction::updatePosition(int seconds, bool proposing)
bool LCTransaction::updatePosition(int percentTime, bool proposing)
{ // this many seconds after close, should our position change
if (mOurPosition && (mNays == 0))
return false;
@@ -169,9 +169,9 @@ bool LCTransaction::updatePosition(int seconds, bool proposing)
int weight = (mYays * 100 + (mOurPosition ? 100 : 0)) / (mNays + mYays + 1);
// To prevent avalanche stalls, we increase the needed weight slightly over time
if (seconds <= LEDGER_ACCEL_CONVERGE) newPosition = weight > AV_MIN_CONSENSUS;
else if (seconds >= LEDGER_CONVERGE) newPosition = weight > AV_AVG_CONSENSUS;
else newPosition = weight > AV_MAX_CONSENSUS;
if (percentTime < AV_MID_CONSENSUS_TIME) newPosition = weight > AV_INIT_CONSENSUS_PCT;
else if (percentTime < AV_LATE_CONSENSUS_TIME) newPosition = weight > AV_MID_CONSENSUS_PCT;
else newPosition = weight > AV_LATE_CONSENSUS_PCT;
}
else // don't let us outweight a proposing node, just recognize consensus
newPosition = mYays > mNays;
@@ -355,24 +355,14 @@ int LedgerConsensus::startup()
return 1;
}
int LedgerConsensus::statePreClose(int secondsSinceClose)
int LedgerConsensus::statePreClose(int currentSeconds)
{ // it is shortly before ledger close time
if (secondsSinceClose >= 0)
if (ConinuousLedgerTiming::shouldClose())
{ // it is time to close the ledger (swap default and wobble ledgers)
Log(lsINFO) << "Closing ledger";
mState = lcsPOST_CLOSE;
mState = lcsESTABLISH;
theApp->getMasterLedger().closeTime();
statusChange(newcoin::neCLOSING_LEDGER, mPreviousLedger);
}
return 1;
}
int LedgerConsensus::statePostClose(int secondsSinceClose)
{ // we are in the transaction wobble time
if (secondsSinceClose > LEDGER_WOBBLE_TIME)
{
Log(lsINFO) << "Wobble is over, it's consensus time";
mState = lcsESTABLISH;
Ledger::pointer initial = theApp->getMasterLedger().endWobble();
assert (initial->getParentHash() == mPreviousLedger->getHash());
takeInitialPosition(initial);
@@ -380,11 +370,11 @@ int LedgerConsensus::statePostClose(int secondsSinceClose)
return 1;
}
int LedgerConsensus::stateEstablish(int secondsSinceClose)
int LedgerConsensus::stateEstablish(int closePercent)
{ // we are establishing consensus
if (mProposing)
updateOurPositions(secondsSinceClose);
if (secondsSinceClose > LEDGER_MAX_CONVERGE)
updateOurPositions(closePercent);
if (closePercent >= LEDGER_MAX_INTERVAL)
{
Log(lsINFO) << "Converge cutoff";
mState = lcsCUTOFF;
@@ -392,10 +382,10 @@ int LedgerConsensus::stateEstablish(int secondsSinceClose)
return 1;
}
int LedgerConsensus::stateCutoff(int secondsSinceClose)
int LedgerConsensus::stateCutoff(int closePercent)
{ // we are making sure everyone else agrees
bool haveConsensus = updateOurPositions(secondsSinceClose);
if (haveConsensus || (secondsSinceClose > LEDGER_CONVERGE))
bool haveConsensus = updateOurPositions(closePercent);
if (haveConsensus || (closePercent > LEDGER_CONVERGE))
{
Log(lsINFO) << "Consensus complete (" << haveConsensus << ")";
mState = lcsFINISHED;
@@ -404,13 +394,13 @@ int LedgerConsensus::stateCutoff(int secondsSinceClose)
return 1;
}
int LedgerConsensus::stateFinished(int secondsSinceClose)
int LedgerConsensus::stateFinished(int closePercent)
{ // we are processing the finished ledger
// logic of calculating next ledger advances us out of this state
return 1;
}
int LedgerConsensus::stateAccepted(int secondsSinceClose)
int LedgerConsensus::stateAccepted(int closePercent)
{ // we have accepted a new ledger
endConsensus();
return 4;
@@ -431,22 +421,23 @@ void LedgerConsensus::timerEntry()
}
}
int sinceClose = theApp->getOPs().getNetworkTimeNC() - mCloseTime;
int currentSeconds = theApp->getOPs().getNetworkTimeNC() - mCloseTime;
int closePercent = currentSeconds * 100 / prevCloseTime;
switch (mState)
{
case lcsPRE_CLOSE: statePreClose(sinceClose); return;
case lcsPOST_CLOSE: statePostClose(sinceClose); return;
case lcsESTABLISH: stateEstablish(sinceClose); return;
case lcsCUTOFF: stateCutoff(sinceClose); return;
case lcsFINISHED: stateFinished(sinceClose); return;
case lcsACCEPTED: stateAccepted(sinceClose); return;
case lcsPRE_CLOSE: statePreClose(currentSeconds); return;
case lcsPOST_CLOSE: statePostClose(closePercent); return;
case lcsESTABLISH: stateEstablish(closePercent); return;
case lcsCUTOFF: stateCutoff(closePercent); return;
case lcsFINISHED: stateFinished(closePercent); return;
case lcsACCEPTED: stateAccepted(closePercent); return;
case lcsABORTED: return;
}
assert(false);
}
bool LedgerConsensus::updateOurPositions(int sinceClose)
bool LedgerConsensus::updateOurPositions(int percentPrevConverge)
{ // returns true if the network has consensus
bool changes = false;
bool stable = true;