/// <inheritdoc />
public override Task RunAsync(RuleContext context)
{
if (context.CheckMerkleRoot)
{
Block block = context.BlockValidationContext.Block;
uint256 hashMerkleRoot2 = BlockMerkleRootRule.BlockMerkleRoot(block, out bool mutated);
if (block.Header.HashMerkleRoot != hashMerkleRoot2)
{
this.Logger.LogTrace("(-)[BAD_MERKLE_ROOT]");
ConsensusErrors.BadMerkleRoot.Throw();
}
// Check for merkle tree malleability (CVE-2012-2459): repeating sequences
// of transactions in a block without affecting the merkle root of a block,
// while still invalidating it.
if (mutated)
{
this.Logger.LogTrace("(-)[BAD_TX_DUP]");
ConsensusErrors.BadTransactionDuplicate.Throw();
}
}
return(Task.CompletedTask);
}
