private void SetPendingValidators(PendingValidators validators, bool canSave = false)
{
_currentPendingValidators = validators;
// We don't want to save to db when:
// * We are producing block
// * We will save later on processing same block (stateDb ignores consecutive calls with same key!)
// * We are loading validators from db.
if (canSave)
{
ValidatorStore.PendingValidators = validators;
}
}
private PendingValidators TryGetInitChangeFromPastBlocks(Keccak blockHash)
{
PendingValidators pendingValidators = null;
var lastFinalized = _blockFinalizationManager.GetLastLevelFinalizedBy(blockHash);
var toBlock = Math.Max(lastFinalized, InitBlockNumber);
var block = _blockTree.FindBlock(blockHash, BlockTreeLookupOptions.None);
while (block?.Number >= toBlock)
{
var receipts = _receiptFinder.Get(block) ?? Array.Empty <TxReceipt>();
if (ValidatorContract.CheckInitiateChangeEvent(block.Header, receipts, out var potentialValidators))
{
if (Validators.SequenceEqual(potentialValidators))
{
break;
}
pendingValidators = new PendingValidators(block.Number, block.Hash, potentialValidators);
}
block = _blockTree.FindBlock(block.ParentHash, BlockTreeLookupOptions.None);
}
return(pendingValidators);
}