public void Storage_proofs_have_values_set_complex_3_setup() { byte[] a = Bytes.FromHexString("0x000000000000000000000000000000000000000000aaaaaaaaaaaaaaaaaaaaaa"); byte[] b = Bytes.FromHexString("0x0000000000000000000000000bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb"); byte[] c = Bytes.FromHexString("0x00000000001ccccccccccccccccccccccccccccccccccccccccccccccccccccc"); byte[] d = Bytes.FromHexString("0x00000000001ddddddddddddddddddddddddddddddddddddddddddddddddddddd"); byte[] e = Bytes.FromHexString("0x00000000001eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee"); IDb memDb = new MemDb(); StateTree tree = new StateTree(memDb); StorageTree storageTree = new StorageTree(memDb); storageTree.Set(Keccak.Compute(a).Bytes, Rlp.Encode(Bytes.FromHexString("0xab12000000000000000000000000000000000000000000000000000000000000000000000000000000"))); storageTree.Set(Keccak.Compute(b).Bytes, Rlp.Encode(Bytes.FromHexString("0xab34000000000000000000000000000000000000000000000000000000000000000000000000000000"))); storageTree.Set(Keccak.Compute(c).Bytes, Rlp.Encode(Bytes.FromHexString("0xab56000000000000000000000000000000000000000000000000000000000000000000000000000000"))); storageTree.Set(Keccak.Compute(d).Bytes, Rlp.Encode(Bytes.FromHexString("0xab78000000000000000000000000000000000000000000000000000000000000000000000000000000"))); storageTree.Set(Keccak.Compute(e).Bytes, Rlp.Encode(Bytes.FromHexString("0xab9a000000000000000000000000000000000000000000000000000000000000000000000000000000"))); storageTree.Commit(); byte[] code = new byte[] { 1, 2, 3 }; Account account1 = Build.An.Account.WithBalance(1).WithStorageRoot(storageTree.RootHash).TestObject; Account account2 = Build.An.Account.WithBalance(2).TestObject; tree.Set(TestItem.AddressA, account1); tree.Set(TestItem.AddressB, account2); tree.Commit(); TreeDumper dumper = new TreeDumper(); tree.Accept(dumper, tree.RootHash, true); Console.WriteLine(dumper.ToString()); AccountProofCollector accountProofCollector = new AccountProofCollector(TestItem.AddressA, new byte[][] { a, b, c, d, e }); tree.Accept(accountProofCollector, tree.RootHash, true); AccountProof proof = accountProofCollector.BuildResult(); Assert.AreEqual("0xab12000000000000000000000000000000000000000000000000000000000000000000000000000000", proof.StorageProofs[0].Value.ToHexString(true)); Assert.AreEqual("0xab34000000000000000000000000000000000000000000000000000000000000000000000000000000", proof.StorageProofs[1].Value.ToHexString(true)); Assert.AreEqual("0xab56000000000000000000000000000000000000000000000000000000000000000000000000000000", proof.StorageProofs[2].Value.ToHexString(true)); Assert.AreEqual("0xab78000000000000000000000000000000000000000000000000000000000000000000000000000000", proof.StorageProofs[3].Value.ToHexString(true)); Assert.AreEqual("0xab9a000000000000000000000000000000000000000000000000000000000000000000000000000000", proof.StorageProofs[4].Value.ToHexString(true)); }
public void Storage_proofs_length_is_as_expected() { StateTree tree = new StateTree(); byte[] code = new byte[] { 1, 2, 3 }; Account account1 = Build.An.Account.WithBalance(1).WithStorageRoot(TestItem.KeccakA).TestObject; Account account2 = Build.An.Account.WithBalance(2).TestObject; tree.Set(TestItem.AddressA, account1); tree.Set(TestItem.AddressB, account2); tree.Commit(); AccountProofCollector accountProofCollector = new AccountProofCollector(TestItem.AddressA, new[] { Bytes.FromHexString("0x0000000000000000000000000000000000000000000000000000000000000000"), Bytes.FromHexString("0x0000000000000000000000000000000000000000000000000000000000000001") }); tree.Accept(accountProofCollector, tree.RootHash, true); AccountProof proof = accountProofCollector.BuildResult(); Assert.AreEqual(2, proof.StorageProofs.Length); }
public void Proof_path_is_filled() { StateTree tree = new StateTree(); byte[] code = new byte[] { 1, 2, 3 }; Account account1 = Build.An.Account.WithBalance(1).WithStorageRoot(TestItem.KeccakA).TestObject; Account account2 = Build.An.Account.WithBalance(2).TestObject; tree.Set(TestItem.AddressA, account1); tree.Set(TestItem.AddressB, account2); tree.Commit(); AccountProofCollector accountProofCollector = new AccountProofCollector(TestItem.AddressA); tree.Accept(accountProofCollector, tree.RootHash, true); AccountProof proof = accountProofCollector.BuildResult(); Assert.AreEqual(3, proof.Proof.Length); }
public void Non_existing_account_is_valid_even_when_leaf_is_the_last_part_of_the_proof() { StateTree tree = new StateTree(); Account account1 = Build.An.Account.WithBalance(1).TestObject; tree.Set(TestItem.AddressA, account1); tree.Commit(0); AccountProofCollector accountProofCollector = new AccountProofCollector(TestItem.AddressC, new UInt256[] { 1, 2, 3 }); tree.Accept(accountProofCollector, tree.RootHash, true); AccountProof proof = accountProofCollector.BuildResult(); proof.Proof.Should().HaveCount(1); Assert.AreEqual(TestItem.AddressC, proof.Address); Assert.AreEqual(Keccak.OfAnEmptyString, proof.CodeHash); Assert.AreEqual(Keccak.EmptyTreeHash, proof.StorageRoot); Assert.AreEqual(UInt256.Zero, proof.Balance); Assert.AreEqual(new byte[] { 0 }, proof.StorageProofs[0].Value); Assert.AreEqual(new byte[] { 0 }, proof.StorageProofs[1].Value); Assert.AreEqual(new byte[] { 0 }, proof.StorageProofs[2].Value); }
// https://github.com/ethereum/EIPs/issues/1186 public ResultWrapper <AccountProof> eth_getProof(Address accountAddress, byte[][] storageKeys, BlockParameter blockParameter) { BlockHeader header; try { header = _blockchainBridge.FindHeader(blockParameter); if (header == null) { return(ResultWrapper <AccountProof> .Fail($"{blockParameter} block not found", ErrorCodes.ResourceNotFound, null)); } } catch (Exception ex) { return(ResultWrapper <AccountProof> .Fail(ex.Message, ErrorCodes.InternalError, null)); } AccountProofCollector accountProofCollector = new AccountProofCollector(accountAddress, storageKeys); _blockchainBridge.RunTreeVisitor(accountProofCollector, header.StateRoot); return(ResultWrapper <AccountProof> .Success(accountProofCollector.BuildResult())); }
public void Chaotic_test() { const int accountsCount = 100; CryptoRandom random = new CryptoRandom(); List <AddressWithStorage> addressesWithStorage = new List <AddressWithStorage>(); for (int i = 0; i < accountsCount; i++) { AddressWithStorage addressWithStorage = new AddressWithStorage(); addressWithStorage.StorageCells = new StorageCell[i]; byte[] addressBytes = random.GenerateRandomBytes(20); addressWithStorage.Address = new Address(addressBytes); for (int j = 0; j < i; j++) { byte[] storageIndex = random.GenerateRandomBytes(32); UInt256 index = new UInt256(storageIndex); StorageCell storageCell = new StorageCell(addressWithStorage.Address, index); addressWithStorage.StorageCells[j] = storageCell; } addressesWithStorage.Add(addressWithStorage); } IDb memDb = new MemDb(); TrieStore trieStore = new TrieStore(memDb, LimboLogs.Instance); StateTree tree = new StateTree(trieStore, LimboLogs.Instance); for (int i = 0; i < accountsCount; i++) { Account account = Build.An.Account.WithBalance((UInt256)i).TestObject; StorageTree storageTree = new StorageTree(trieStore, Keccak.EmptyTreeHash, LimboLogs.Instance); for (int j = 0; j < i; j++) { storageTree.Set(addressesWithStorage[i].StorageCells[j].Index, new byte[1] { 1 }); } storageTree.UpdateRootHash(); storageTree.Commit(0); account = account.WithChangedStorageRoot(storageTree.RootHash); tree.Set(addressesWithStorage[i].Address, account); } tree.UpdateRootHash(); tree.Commit(0); for (int i = 0; i < accountsCount; i++) { AccountProofCollector collector = new AccountProofCollector(addressesWithStorage[i].Address, addressesWithStorage[i].StorageCells.Select(sc => sc.Index).ToArray()); tree.Accept(collector, tree.RootHash, true); AccountProof accountProof = collector.BuildResult(); accountProof.Address.Should().Be(addressesWithStorage[i].Address); accountProof.Balance.Should().Be((UInt256)i); accountProof.Nonce.Should().Be(0); accountProof.CodeHash.Should().Be(Keccak.OfAnEmptyString); if (i != 0) { accountProof.StorageRoot.Should().NotBe(Keccak.EmptyTreeHash); } accountProof.StorageProofs.Length.Should().Be(i); for (int j = 0; j < i; j++) { byte[] indexBytes = new byte[32]; addressesWithStorage[i].StorageCells[j].Index.ToBigEndian(indexBytes.AsSpan()); accountProof.StorageProofs[j].Key.ToHexString().Should().Be(indexBytes.ToHexString(), $"{i} {j}"); TrieNode node = new TrieNode(NodeType.Unknown, accountProof.StorageProofs[j].Proof.Last()); node.ResolveNode(null); // TestContext.Write($"|[{i},{j}]"); if (node.Value.Length != 1) { TestContext.WriteLine(); TestContext.WriteLine(addressesWithStorage[i].Address); TestContext.WriteLine(i); foreach (StorageCell storageCell in addressesWithStorage[i].StorageCells) { TestContext.WriteLine("storage: " + storageCell.Index); } } node.Value.Should().BeEquivalentTo(new byte[] { 1 }); } } }
public void _Test_storage_failed_case(string historicallyFailingCase) { string[] lines = historicallyFailingCase.Split(Environment.NewLine); int storageCount = lines.Length - 2; IDb memDb = new MemDb(); TrieStore trieStore = new TrieStore(memDb, LimboLogs.Instance); StateTree tree = new StateTree(trieStore, LimboLogs.Instance); Address address = new Address(Bytes.FromHexString(lines[0])); int accountIndex = int.Parse(lines[1]); UInt256[] indexes = new UInt256[storageCount]; for (int j = 0; j < storageCount; j++) { indexes[j] = UInt256.Parse(lines[j + 2].Replace("storage: ", string.Empty)); } AddressWithStorage addressWithStorage = new AddressWithStorage(); addressWithStorage.StorageCells = new StorageCell[storageCount]; addressWithStorage.Address = address; StorageTree storageTree = new StorageTree(trieStore, Keccak.EmptyTreeHash, LimboLogs.Instance); for (int j = 0; j < storageCount; j++) { UInt256 index = UInt256.Parse(lines[j + 2].Replace("storage: ", string.Empty)); StorageCell storageCell = new StorageCell(address, index); addressWithStorage.StorageCells[j] = storageCell; byte[] rawKey = new byte[32]; addressWithStorage.StorageCells[j].Index.ToBigEndian(rawKey); TestContext.WriteLine($"Set {Keccak.Compute(rawKey).Bytes.ToHexString()}"); storageTree.Set(addressWithStorage.StorageCells[j].Index, new byte[] { 1 }); storageTree.UpdateRootHash(); storageTree.Commit(0); } Account account = Build.An.Account.WithBalance((UInt256)accountIndex).WithStorageRoot(storageTree.RootHash).TestObject; tree.Set(addressWithStorage.Address, account); tree.UpdateRootHash(); tree.Commit(0); TreeDumper treeDumper = new TreeDumper(); tree.Accept(treeDumper, tree.RootHash, true); TestContext.WriteLine(treeDumper.ToString()); AccountProofCollector collector = new AccountProofCollector(address, indexes); tree.Accept(collector, tree.RootHash, true); AccountProof accountProof = collector.BuildResult(); accountProof.Address.Should().Be(address); accountProof.Balance.Should().Be((UInt256)accountIndex); accountProof.Nonce.Should().Be(0); accountProof.CodeHash.Should().Be(Keccak.OfAnEmptyString); if (accountIndex != 0) { accountProof.StorageRoot.Should().NotBe(Keccak.EmptyTreeHash); } accountProof.StorageProofs.Length.Should().Be(accountIndex); for (int j = 0; j < accountProof.StorageProofs.Length; j++) { TrieNode node = new TrieNode(NodeType.Unknown, accountProof.StorageProofs[j].Proof.Last()); node.ResolveNode(new TrieStore(memDb, NullLogManager.Instance)); if (node.Value.Length != 1) { TestContext.WriteLine($"{j}"); // throw new InvalidDataException($"{j}"); } } }