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put some reasonable limits on SPORK_12_RECONSIDER_BLOCKS (#1312)

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* put some reasonable limits on SPORK_12_RECONSIDER_BLOCKS

* 6h -> 24h
This commit is contained in:
UdjinM6 2017-02-04 04:42:04 +04:00 committed by GitHub
parent 636e48b2a8
commit 8c6f756362
1 changed files with 19 additions and 0 deletions
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19
src/spork.cpp
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@ -75,9 +75,28 @@ void CSporkManager::ExecuteSpork(int nSporkID, int nValue)
{ {
//correct fork via spork technology //correct fork via spork technology
if(nSporkID == SPORK_12_RECONSIDER_BLOCKS && nValue > 0) { if(nSporkID == SPORK_12_RECONSIDER_BLOCKS && nValue > 0) {
// allow to reprocess 24h of blocks max, which should be enough to resolve any issues
int64_t nMaxBlocks = 576;
// this potentially can be a heavy operation, so only allow this to be executed once per 10 minutes
int64_t nTimeout = 10 * 60;
static int64_t nTimeExecuted = 0; // i.e. it was never executed before
if(GetTime() - nTimeExecuted < nTimeout) {
LogPrint("spork", "CSporkManager::ExecuteSpork -- ERROR: Trying to reconsider blocks, too soon - %d/%d\n", GetTime() - nTimeExecuted, nTimeout);
return;
}
if(nValue > nMaxBlocks) {
LogPrintf("CSporkManager::ExecuteSpork -- ERROR: Trying to reconsider too many blocks %d/%d\n", nValue, nMaxBlocks);
return;
}
LogPrintf("CSporkManager::ExecuteSpork -- Reconsider Last %d Blocks\n", nValue); LogPrintf("CSporkManager::ExecuteSpork -- Reconsider Last %d Blocks\n", nValue);
ReprocessBlocks(nValue); ReprocessBlocks(nValue);
nTimeExecuted = GetTime();
} }
} }