public void DecodeSingleHighBytes()
{
for (var k = 128; k < 256; k++)
{
var result = Rlp.Decode(new byte[] { 0x81, (byte)k });
Assert.IsNotNull(result);
Assert.AreEqual(1, result.Length);
Assert.AreEqual(k, result[0]);
}
}
public void DecodeSingleLowBytes()
{
for (var k = 0; k < 128; k++)
{
var result = Rlp.Decode(new byte[] { (byte)k });
Assert.IsNotNull(result);
Assert.AreEqual(1, result.Length);
Assert.AreEqual(k, result[0]);
}
}
private static Block GetBlockToTrace(Rlp blockRlp)
{
Block block = Rlp.Decode <Block>(blockRlp);
if (block.TotalDifficulty == null)
{
block.TotalDifficulty = 1;
}
return(block);
}
public Consumer Decode(RlpStream rlpStream, RlpBehaviors rlpBehaviors = RlpBehaviors.None)
{
_ = rlpStream.ReadSequenceLength();
var depositId = rlpStream.DecodeKeccak();
var verificationTimestamp = rlpStream.DecodeUInt();
var dataRequest = Rlp.Decode <DataRequest>(rlpStream);
var dataAsset = Rlp.Decode <DataAsset>(rlpStream);
var hasAvailableUnits = rlpStream.DecodeBool();
return(new Consumer(depositId, verificationTimestamp, dataRequest, dataAsset, hasAvailableUnits));
}
public GethLikeTxTrace[] TraceBlock(Rlp blockRlp)
{
Block block = Rlp.Decode <Block>(blockRlp);
if (block.TotalDifficulty == null)
{
block.TotalDifficulty = 1;
}
return(TraceBlock(block));
}
private Block DecodeBlock(string file)
{
byte[] fileContent = File.ReadAllBytes(file);
if (_logger.IsInfo)
{
_logger.Info(fileContent.ToHexString());
}
Rlp blockRlp = new(fileContent);
return(Rlp.Decode <Block>(blockRlp));
}
private void RunTest(TransactionTest test, IReleaseSpec spec)
{
//TestContext.CurrentContext.Test.Properties.Set("Category", test.Network); // no longer public
ValidTransactionTest validTest = test as ValidTransactionTest;
Nethermind.Core.Transaction transaction;
try
{
Rlp rlp = new Rlp(Bytes.FromHexString(test.Rlp));
transaction = Rlp.Decode <Nethermind.Core.Transaction>(rlp);
}
catch (Exception)
{
if (validTest == null)
{
return;
}
throw;
}
bool useChainId = transaction.Signature.V > 28;
SignatureValidator signatureValidator = new SignatureValidator(useChainId ? ChainId.MainNet : 0);
TransactionValidator validator = new TransactionValidator(signatureValidator);
if (validTest != null)
{
Assert.AreEqual(validTest.Value, transaction.Value, "value");
Assert.AreEqual(validTest.Data, transaction.Data ?? transaction.Init, "data");
Assert.AreEqual(validTest.GasLimit, transaction.GasLimit, "gasLimit");
Assert.AreEqual(validTest.GasPrice, transaction.GasPrice, "gasPrice");
Assert.AreEqual(validTest.Nonce, transaction.Nonce, "nonce");
Assert.AreEqual(validTest.To, transaction.To, "to");
Assert.True(validator.IsWellFormed(transaction, spec));
Signature expectedSignature = new Signature(validTest.R, validTest.S, validTest.V);
Assert.AreEqual(expectedSignature, transaction.Signature, "signature");
// if(useChainId && spec.IsEip155Enabled)
//
IEthereumEcdsa ecdsa = new EthereumEcdsa(new SingleReleaseSpecProvider(spec, useChainId ? (int)ChainId.MainNet : 0), NullLogManager.Instance);
bool verified = ecdsa.Verify(
validTest.Sender,
transaction,
0);
Assert.True(verified);
}
else
{
Assert.False(validator.IsWellFormed(transaction, spec));
}
}
public void Setup_chain()
{
IDb db = new MemDb();
// Import blocks
_blockTree = Build.A.BlockTree().TestObject;
Block genesisBlock = GetRinkebyGenesis();
MineBlock(_blockTree, genesisBlock);
Block block1 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block1Rlp)));
block1.Header.ParentHash = genesisBlock.Hash;
BuildSealer(1, db).SealBlock(block1, CancellationToken.None).Wait();
block1.Header.Hash = block1.CalculateHash();
MineBlock(_blockTree, block1);
Block block2 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block2Rlp)));
block2.Header.ParentHash = block1.Hash;
BuildSealer(2, db).SealBlock(block2, CancellationToken.None).Wait();
block2.Header.Hash = block2.CalculateHash();
MineBlock(_blockTree, block2);
Block block3 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block3Rlp)));
block3.Header.ParentHash = block2.Hash;
BuildSealer(3, db).SealBlock(block3, CancellationToken.None).Wait();
block3.Header.Hash = block3.CalculateHash();
MineBlock(_blockTree, block3);
Block block4 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block4Rlp)));
block4.Header.ParentHash = block3.Hash;
BuildSealer(4, db).SealBlock(block4, CancellationToken.None).Wait();
block4.Header.Hash = block4.CalculateHash();
MineBlock(_blockTree, block4);
Block block5 = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(Block5Rlp)));
block5.Header.ParentHash = block4.Hash;
BuildSealer(5, db).SealBlock(block5, CancellationToken.None).Wait();
block5.Header.Hash = block5.CalculateHash();
MineBlock(_blockTree, block5);
_lastBlock = block5;
// Init snapshot db
// Select in-turn signer
int currentBlock = 6;
BuildSealer(currentBlock, db);
}
public async Task <ResultWrapper <Keccak> > eth_sendRawTransaction(byte[] transaction)
{
try
{
Transaction tx = Rlp.Decode <Transaction>(transaction, RlpBehaviors.AllowUnsigned | RlpBehaviors.SkipTypedWrapping);
return(await SendTx(tx));
}
catch (RlpException)
{
return(ResultWrapper <Keccak> .Fail("Invalid RLP.", ErrorCodes.TransactionRejected));
}
}
public GethLikeTxTrace[] TraceBlock(Rlp blockRlp)
{
Block block = Rlp.Decode <Block>(blockRlp);
if (block.TotalDifficulty == null)
{
block.TotalDifficulty = 1;
block.TotalTransactions = new UInt256(block.Transactions.Length);
}
return(TraceBlock(block));
}
public void Test_no_signer_data_at_epoch_fails(string blockRlp)
{
CliqueConfig config = new() { Epoch = 4 };
_clique = new CliqueSealer(NullSigner.Instance, config, _snapshotManager, LimboLogs.Instance);
_sealValidator = new CliqueSealValidator(config, _snapshotManager, LimboLogs.Instance);
Block block = Rlp.Decode <Block>(new Rlp(Bytes.FromHexString(blockRlp)));
bool validHeader = _sealValidator.ValidateParams(_blockTree.FindHeader(block.ParentHash, BlockTreeLookupOptions.None), block.Header);
bool validSeal = _sealValidator.ValidateSeal(block.Header, true);
Assert.False(validHeader);
Assert.True(validSeal);
}
private static void Roundtrip(bool valueDecode)
{
BlockInfo blockInfo = new(TestItem.KeccakA, 1);
blockInfo.WasProcessed = true;
Rlp rlp = Rlp.Encode(blockInfo);
BlockInfo decoded = valueDecode ? Rlp.Decode <BlockInfo>(rlp.Bytes.AsSpan()) : Rlp.Decode <BlockInfo>(rlp);
Assert.True(decoded.WasProcessed, "0 processed");
Assert.AreEqual(TestItem.KeccakA, decoded.BlockHash, "block hash");
Assert.AreEqual(UInt256.One, decoded.TotalDifficulty, "difficulty");
}
public TxReceipt Find(Keccak hash)
{
var receiptData = _database.Get(hash);
if (receiptData == null)
{
receiptData = _headersFixDb.Get(hash);
}
return(receiptData == null
? null
: Rlp.Decode <TxReceipt>(new Rlp(receiptData), RlpBehaviors.Storage));
}
public TxReceipt Find(Keccak hash)
{
var receiptData = _database.Get(hash);
if (receiptData != null)
{
var receipt = Rlp.Decode <TxReceipt>(new Rlp(receiptData), RlpBehaviors.Storage);
receipt.TxHash = hash;
return(receipt);
}
return(null);
}
public void Can_encode_decode_sample1()
{
System.Runtime.CompilerServices.RuntimeHelpers.RunClassConstructor(typeof(ParityTraceDecoder).TypeHandle);
ParityTraceAction subtrace = new ParityTraceAction();
subtrace.Value = 67890;
subtrace.CallType = "call";
subtrace.From = TestItem.AddressC;
subtrace.To = TestItem.AddressD;
subtrace.Input = Bytes.Empty;
subtrace.Gas = 10000;
subtrace.TraceAddress = new int[] { 0, 0 };
subtrace.Result.Output = Bytes.Empty;
subtrace.Result.GasUsed = 15000;
ParityLikeTxTrace txTrace = new ParityLikeTxTrace();
txTrace.Action = new ParityTraceAction();
txTrace.Action.Value = 12345;
txTrace.Action.CallType = "init";
txTrace.Action.From = TestItem.AddressA;
txTrace.Action.To = TestItem.AddressB;
txTrace.Action.Input = new byte[] { 1, 2, 3, 4, 5, 6 };
txTrace.Action.Gas = 40000;
txTrace.Action.TraceAddress = new int[] { 0 };
txTrace.Action.Subtraces.Add(subtrace);
txTrace.Action.Result.Output = Bytes.Empty;
txTrace.Action.Result.GasUsed = 30000;
txTrace.BlockHash = TestItem.KeccakB;
txTrace.BlockNumber = 123456;
txTrace.TransactionHash = TestItem.KeccakC;
txTrace.TransactionPosition = 5;
txTrace.Action.TraceAddress = new int[] { 1, 2, 3 };
ParityAccountStateChange stateChange = new ParityAccountStateChange();
stateChange.Balance = new ParityStateChange <UInt256>(1, 2);
stateChange.Nonce = new ParityStateChange <UInt256>(0, 1);
stateChange.Storage = new Dictionary <UInt256, ParityStateChange <byte[]> >();
stateChange.Storage[1] = new ParityStateChange <byte[]>(new byte[] { 1 }, new byte[] { 2 });
txTrace.StateChanges = new Dictionary <Address, ParityAccountStateChange>();
txTrace.StateChanges.Add(TestItem.AddressC, stateChange);
Rlp rlp = Rlp.Encode(txTrace);
ParityLikeTxTrace deserialized = Rlp.Decode <ParityLikeTxTrace>(rlp);
deserialized.Should().BeEquivalentTo(txTrace);
}
public ResultWrapper <Keccak> eth_sendRawTransaction(byte[] transaction)
{
try
{
_readerWriterLockSlim.EnterWriteLock();
Transaction tx = Rlp.Decode <Transaction>(transaction);
Keccak txHash = _blockchainBridge.SendTransaction(tx);
return(ResultWrapper <Keccak> .Success(txHash));
}
finally
{
_readerWriterLockSlim.ExitWriteLock();
}
}
private void RunTest(TransactionTest test, IReleaseSpec spec)
{
//TestContext.CurrentContext.Test.Properties.Set("Category", test.Network); // no longer public
ValidTransactionTest validTest = test as ValidTransactionTest;
Nethermind.Core.Transaction transaction;
try
{
Rlp rlp = new(Bytes.FromHexString(test.Rlp));
transaction = Rlp.Decode <Nethermind.Core.Transaction>(rlp);
}
catch (Exception)
{
if (validTest == null)
{
return;
}
throw;
}
bool useChainId = transaction.Signature.V > 28UL;
TxValidator validator = new(useChainId ? ChainId.Mainnet : 0UL);
if (validTest != null)
{
Assert.AreEqual(validTest.Value, transaction.Value, "value");
Assert.AreEqual(validTest.Data, transaction.Data, "data");
Assert.AreEqual(validTest.GasLimit, transaction.GasLimit, "gasLimit");
Assert.AreEqual(validTest.GasPrice, transaction.GasPrice, "gasPrice");
Assert.AreEqual(validTest.Nonce, transaction.Nonce, "nonce");
Assert.AreEqual(validTest.To, transaction.To, "to");
Assert.True(validator.IsWellFormed(transaction, spec));
Signature expectedSignature = new(validTest.R, validTest.S, validTest.V);
Assert.AreEqual(expectedSignature, transaction.Signature, "signature");
IEthereumEcdsa ecdsa = new EthereumEcdsa(useChainId ? ChainId.Mainnet : 0UL, LimboLogs.Instance);
bool verified = ecdsa.Verify(
validTest.Sender,
transaction);
Assert.True(verified);
}
else
{
Assert.False(validator.IsWellFormed(transaction, spec));
}
}
public void Can_encode_decode_with_negative_long_when_using_span(long negativeLong)
{
BlockHeader header = Build.A.BlockHeader.
WithNumber(negativeLong).
WithGasUsed(negativeLong).
WithGasLimit(negativeLong).TestObject;
Rlp rlp = Rlp.Encode(header);
BlockHeader blockHeader = Rlp.Decode <BlockHeader>(rlp.Bytes.AsSpan());
blockHeader.GasUsed.Should().Be(negativeLong);
blockHeader.Number.Should().Be(negativeLong);
blockHeader.GasLimit.Should().Be(negativeLong);
}
public void Can_encode_decode_with_base_fee()
{
try
{
HeaderDecoder.Eip1559TransitionBlock = 0;
BlockHeader header = Build.A.BlockHeader.WithBaseFee(123).TestObject;
Rlp rlp = Rlp.Encode(header);
BlockHeader blockHeader = Rlp.Decode <BlockHeader>(rlp);
blockHeader.BaseFeePerGas.Should().Be(123);
}
finally
{
HeaderDecoder.Eip1559TransitionBlock = long.MaxValue;
}
}
public BlockBodiesMessage Deserialize(byte[] bytes)
{
Rlp.DecoderContext decoderContext = bytes.AsRlpContext();
BlockBodiesMessage message = new BlockBodiesMessage();
message.Bodies = decoderContext.DecodeArray(ctx =>
{
decoderContext.ReadSequenceLength();
Transaction[] transactions = decoderContext.DecodeArray(txCtx => Rlp.Decode <Transaction>(ctx));
BlockHeader[] ommers = decoderContext.DecodeArray(txCtx => Rlp.Decode <BlockHeader>(ctx));
return(transactions, ommers);
});
return(message);
}
public void Can_do_roundtrip()
{
BlockInfo blockInfo = new BlockInfo();
blockInfo.BlockHash = TestItem.KeccakA;
blockInfo.TotalDifficulty = 1;
blockInfo.WasProcessed = true;
Rlp rlp = Rlp.Encode(blockInfo);
BlockInfo decoded = Rlp.Decode <BlockInfo>(rlp);
Assert.True(decoded.WasProcessed, "0 processed");
Assert.AreEqual(TestItem.KeccakA, decoded.BlockHash, "block hash");
Assert.AreEqual(UInt256.One, decoded.TotalDifficulty, "difficulty");
}
private static void RoundtripBackwardsCompatible(bool valueDecode, bool chainWithFinalization, bool isFinalized)
{
BlockInfo blockInfo = new(TestItem.KeccakA, 1);
blockInfo.WasProcessed = true;
blockInfo.IsFinalized = isFinalized;
Rlp rlp = BlockInfoEncodeDeprecated(blockInfo, chainWithFinalization);
BlockInfo decoded = valueDecode ? Rlp.Decode <BlockInfo>(rlp.Bytes.AsSpan()) : Rlp.Decode <BlockInfo>(rlp);
Assert.True(decoded.WasProcessed, "0 processed");
Assert.AreEqual(chainWithFinalization && isFinalized, decoded.IsFinalized, "finalized");
Assert.AreEqual(TestItem.KeccakA, decoded.BlockHash, "block hash");
Assert.AreEqual(UInt256.One, decoded.TotalDifficulty, "difficulty");
}
public ChainLevelInfo LoadLevel(long number)
{
ChainLevelInfo chainLevelInfo = _blockInfoCache.Get(number);
if (chainLevelInfo == null)
{
byte[] levelBytes = _blockInfoDb.Get(number);
if (levelBytes != null)
{
chainLevelInfo = Rlp.Decode <ChainLevelInfo>(new Rlp(levelBytes));
_blockInfoCache.Set(number, chainLevelInfo);
}
}
return(chainLevelInfo);
}
public void Sets_head_block_info_in_db_on_new_head_block()
{
MemDb blocksDb = new MemDb();
MemDb blockInfosDb = new MemDb();
BlockTree blockTree = new BlockTree(blocksDb, blockInfosDb, OlympicSpecProvider.Instance, Substitute.For <ITransactionPool>(), LimboLogs.Instance);
Block block0 = Build.A.Block.WithNumber(0).WithDifficulty(1).TestObject;
Block block1 = Build.A.Block.WithNumber(1).WithDifficulty(2).WithParent(block0).TestObject;
AddToMain(blockTree, block0);
AddToMain(blockTree, block1);
BlockHeader storedInDb = Rlp.Decode <BlockHeader>(new Rlp(blockInfosDb.Get(Keccak.Zero)));
Assert.AreEqual(block1.Hash, storedInDb.Hash);
}
public void Can_do_roundtrip_none_rlp_stream()
{
TxReceipt txReceipt = Build.A.Receipt.TestObject;
txReceipt.Bloom = new Bloom();
txReceipt.Bloom.Set(Keccak.EmptyTreeHash.Bytes);
txReceipt.GasUsedTotal = 1000;
txReceipt.PostTransactionState = TestItem.KeccakH;
ReceiptMessageDecoder decoder = new ReceiptMessageDecoder();
byte[] rlpStreamResult = decoder.EncodeNew(txReceipt, RlpBehaviors.None);
TxReceipt deserialized = Rlp.Decode <TxReceipt>(rlpStreamResult, RlpBehaviors.None);
AssertMessageReceipt(txReceipt, deserialized);
}
public void Can_do_roundtrip()
{
BlockInfo blockInfo = new BlockInfo();
blockInfo.BlockHash = TestObject.KeccakA;
blockInfo.TotalDifficulty = 1;
blockInfo.TotalTransactions = 1;
blockInfo.WasProcessed = true;
Rlp rlp = Rlp.Encode(blockInfo);
BlockInfo decoded = Rlp.Decode <BlockInfo>(rlp);
Assert.True(decoded.WasProcessed, "0 processed");
Assert.AreEqual(TestObject.KeccakA, decoded.BlockHash, "block hash");
Assert.AreEqual(BigInteger.One, decoded.TotalDifficulty, "difficulty");
Assert.AreEqual(BigInteger.One, decoded.TotalTransactions, "txs");
}
private ChainLevelInfo LoadLevel(BigInteger number)
{
ChainLevelInfo chainLevelInfo = _blockInfoCache.Get(number);
if (chainLevelInfo == null)
{
byte[] levelBytes = _blockInfoDb.Get(number);
if (levelBytes == null)
{
return(null);
}
chainLevelInfo = Rlp.Decode <ChainLevelInfo>(new Rlp(levelBytes));
}
return(chainLevelInfo);
}
public void Test(EthashTest test)
{
BlockHeader blockHeader = Rlp.Decode <BlockHeader>(new Rlp(test.Header));
Assert.AreEqual(test.Nonce, blockHeader.Nonce, "header nonce vs test nonce");
Assert.AreEqual(test.MixHash.Bytes, blockHeader.MixHash.Bytes, "header mix hash vs test mix hash");
Keccak headerHash = Keccak.Compute(Rlp.Encode(blockHeader, RlpBehaviors.ForSealing).Bytes);
Assert.AreEqual(test.HeaderHash, headerHash, "header hash");
// seed is correct
Ethash ethash = new Ethash(NullLogManager.Instance);
uint epoch = Ethash.GetEpoch(blockHeader.Number);
Assert.AreEqual(test.Seed, Ethash.GetSeedHash(epoch), "seed");
uint cacheSize = Ethash.GetCacheSize(Ethash.GetEpoch(blockHeader.Number));
Assert.AreEqual((ulong)test.CacheSize, cacheSize, "cache size requested");
IEthashDataSet cache = new EthashCache(cacheSize, test.Seed.Bytes);
Assert.AreEqual((ulong)test.CacheSize, (ulong)cache.Size, "cache size returned");
// below we confirm that headerAndNonceHashed is calculated correctly
// & that the method for calculating the result from mix hash is correct
byte[] nonceBytes = new byte[8];
BinaryPrimitives.WriteUInt64LittleEndian(nonceBytes, test.Nonce);
byte[] headerAndNonceHashed = Keccak512.Compute(Bytes.Concat(headerHash.Bytes, nonceBytes)).Bytes;
byte[] resultHalfTest = Keccak.Compute(Bytes.Concat(headerAndNonceHashed, test.MixHash.Bytes)).Bytes;
Assert.AreEqual(resultHalfTest, test.Result.Bytes, "half test");
// here we confirm that the whole mix hash calculation is fine
(byte[] mixHash, byte[] result, bool success) = ethash.Hashimoto((ulong)test.FullSize, cache, headerHash, blockHeader.MixHash, test.Nonce);
Assert.AreEqual(test.MixHash.Bytes, mixHash, "mix hash");
Assert.AreEqual(test.Result.Bytes, result, "result");
// not that the test's result value suggests that the result of the PoW operation is not below difficulty / block is invalid...
// Assert.True(ethash.Validate(blockHeader), "validation");
// seems it is just testing the nonce and mix hash but not difficulty
ulong dataSetSize = Ethash.GetDataSize(epoch);
Assert.AreEqual((ulong)test.FullSize, dataSetSize, "data size requested");
}
public void Can_do_roundtrip_none_rlp_stream()
{
TxReceipt txReceipt = Build.A.Receipt.TestObject;
txReceipt.Bloom = new Bloom();
txReceipt.Bloom.Set(Keccak.EmptyTreeHash.Bytes);
txReceipt.GasUsedTotal = 1000;
txReceipt.PostTransactionState = TestItem.KeccakH;
ReceiptDecoder decoder = new ReceiptDecoder();
byte[] rlpStreamResult = decoder.EncodeNew(txReceipt, RlpBehaviors.None);
TxReceipt deserialized = Rlp.Decode <TxReceipt>(rlpStreamResult, RlpBehaviors.None);
Assert.AreEqual(txReceipt.GasUsedTotal, deserialized.GasUsedTotal, "gas used total");
Assert.AreEqual(txReceipt.Bloom, deserialized.Bloom, "bloom");
Assert.AreEqual(txReceipt.PostTransactionState, deserialized.PostTransactionState, "post transaction state");
}
private void InitializeChain(string chainFile)
{
if (!File.Exists(chainFile))
{
_logger.Info($"Chain file does not exist: {chainFile}, skipping");
return;
}
var chainFileContent = File.ReadAllBytes(chainFile);
var blocksRlps = OldRlp.ExtractRlpList(new Rlp(chainFileContent));
foreach (var blockRlp in blocksRlps)
{
Block block = Rlp.Decode <Block>(blockRlp);
ProcessBlock(block);
}
}
