public Block[] Process(Keccak branchStateRoot, Block[] suggestedBlocks, bool tryOnly)
{
int dbSnapshot = _dbProvider.TakeSnapshot();
Keccak snapshotStateRoot = _stateProvider.StateRoot;
if (branchStateRoot != null && _stateProvider.StateRoot != branchStateRoot)
{
// discarding one of the branches
_storageProvider.ClearCaches();
_stateProvider.Reset();
_stateProvider.StateRoot = branchStateRoot;
}
Block[] processedBlocks = new Block[suggestedBlocks.Length];
try
{
for (int i = 0; i < suggestedBlocks.Length; i++)
{
processedBlocks[i] = ProcessOne(suggestedBlocks[i], tryOnly);
}
if (tryOnly)
{
if (_logger.IsDebugEnabled)
{
_logger.Debug($"REVERTING BLOCKS - STATE ROOT {_stateProvider.StateRoot}");
}
_dbProvider.Restore(dbSnapshot);
_storageProvider.ClearCaches();
_stateProvider.Reset();
_stateProvider.StateRoot = snapshotStateRoot;
if (_logger.IsDebugEnabled)
{
_logger.Debug($"REVERTED BLOCKS (JUST VALIDATED FOR MINING) - STATE ROOT {_stateProvider.StateRoot}");
}
}
return(processedBlocks);
}
catch (InvalidBlockException) // TODO: which exception to catch here?
{
if (_logger.IsDebugEnabled)
{
_logger.Debug($"REVERTING BLOCKS - STATE ROOT {_stateProvider.StateRoot}");
}
_dbProvider.Restore(dbSnapshot);
_storageProvider.ClearCaches();
_stateProvider.Reset();
_stateProvider.StateRoot = snapshotStateRoot;
if (_logger.IsDebugEnabled)
{
_logger.Debug($"REVERTED BLOCKS - STATE ROOT {_stateProvider.StateRoot}");
}
if (_logger.IsErrorEnabled)
{
_logger.Error($"THROWING INVALID BLOCK");
}
throw;
}
}
public Block[] Process(Keccak branchStateRoot, Block[] suggestedBlocks, bool tryOnly)
{
if (suggestedBlocks.Length == 0)
{
return(Array.Empty <Block>());
}
IDb db = _dbProvider.GetOrCreateStateDb();
int dbSnapshot = _dbProvider.TakeSnapshot();
Keccak snapshotStateRoot = _stateProvider.StateRoot;
if (branchStateRoot != null && _stateProvider.StateRoot != branchStateRoot)
{
// discarding one of the branches
_storageProvider.ClearCaches();
_stateProvider.Reset();
_stateProvider.StateRoot = branchStateRoot;
}
Block[] processedBlocks = new Block[suggestedBlocks.Length];
try
{
for (int i = 0; i < suggestedBlocks.Length; i++)
{
processedBlocks[i] = ProcessOne(suggestedBlocks[i], tryOnly);
}
if (tryOnly)
{
if (_logger.IsTrace)
{
_logger.Trace($"REVERTING BLOCKS - STATE ROOT {_stateProvider.StateRoot}");
}
_dbProvider.Restore(dbSnapshot);
_storageProvider.ClearCaches();
_stateProvider.Reset();
_stateProvider.StateRoot = snapshotStateRoot;
if (_logger.IsTrace)
{
_logger.Trace($"REVERTED BLOCKS (JUST VALIDATED FOR MINING) - STATE ROOT {_stateProvider.StateRoot}");
}
}
else
{
db.StartBatch();
_dbProvider.Commit(_specProvider.GetSpec(suggestedBlocks[0].Number));
db.CommitBatch();
}
return(processedBlocks);
}
catch (InvalidBlockException) // TODO: which exception to catch here?
{
if (_logger.IsTrace)
{
_logger.Trace($"REVERTING BLOCKS - STATE ROOT {_stateProvider.StateRoot}");
}
_dbProvider.Restore(dbSnapshot);
_storageProvider.ClearCaches();
_stateProvider.Reset();
_stateProvider.StateRoot = snapshotStateRoot;
if (_logger.IsTrace)
{
_logger.Trace($"REVERTED BLOCKS - STATE ROOT {_stateProvider.StateRoot}");
}
if (_logger.IsWarn)
{
_logger.Warn($"Invalid block");
}
throw;
}
}
