public void Can_sync_on_split_of_length_1()
        {
            BlockTree miner1Tree = Build.A.BlockTree(_genesisBlock).OfChainLength(6).TestObject;
            ISyncPeer miner1     = new SyncPeerMock(miner1Tree);

            ManualResetEvent resetEvent = new ManualResetEvent(false);

            _synchronizer.SyncEvent += (sender, args) =>
            {
                TestContext.WriteLine(args.SyncEvent);
                if (args.SyncEvent == SyncEvent.Completed || args.SyncEvent == SyncEvent.Failed)
                {
                    resetEvent.Set();
                }
            };

            _pool.Start();
            _synchronizer.Start();
            _pool.AddPeer(miner1);

            resetEvent.WaitOne(_standardTimeoutUnit);

            miner1Tree.BestSuggestedHeader.Should().BeEquivalentTo(_blockTree.BestSuggestedHeader, "client agrees with miner before split");

            Block splitBlock      = Build.A.Block.WithParent(miner1Tree.FindParent(miner1Tree.Head, BlockTreeLookupOptions.TotalDifficultyNotNeeded)).WithDifficulty(miner1Tree.Head.Difficulty - 1).TestObject;
            Block splitBlockChild = Build.A.Block.WithParent(splitBlock).TestObject;

            miner1Tree.SuggestBlock(splitBlock);
            miner1Tree.UpdateMainChain(splitBlock);
            miner1Tree.SuggestBlock(splitBlockChild);
            miner1Tree.UpdateMainChain(splitBlockChild);

            splitBlockChild.Header.Should().BeEquivalentTo(miner1Tree.BestSuggestedHeader, "split as expected");

            resetEvent.Reset();

            _syncServer.AddNewBlock(splitBlockChild, miner1);

            resetEvent.WaitOne(_standardTimeoutUnit);

            Assert.AreEqual(miner1Tree.BestSuggestedHeader.Hash, _blockTree.BestSuggestedHeader.Hash, "client agrees with miner after split");
        }
        public async Task Does_not_do_full_sync_when_not_needed_with_split()
        {
            BlockTree minerTree = Build.A.BlockTree(_genesisBlock).OfChainLength(6).TestObject;
            ISyncPeer miner1    = new SyncPeerMock(minerTree);

            AutoResetEvent resetEvent = new AutoResetEvent(false);

            _synchronizer.SyncEvent += (sender, args) =>
            {
                if (args.SyncEvent == SyncEvent.Completed || args.SyncEvent == SyncEvent.Failed)
                {
                    resetEvent.Set();
                }
            };

            _pool.Start();
            _synchronizer.Start();
            _pool.AddPeer(miner1);
            resetEvent.WaitOne(_standardTimeoutUnit);

            Assert.AreEqual(minerTree.BestSuggestedHeader.Hash, _blockTree.BestSuggestedHeader.Hash, "client agrees with miner before split");

            Block newBlock = Build.A.Block.WithParent(minerTree.Head).TestObject;

            minerTree.SuggestBlock(newBlock);
            minerTree.UpdateMainChain(newBlock);

            ISyncPeer miner2 = Substitute.For <ISyncPeer>();

            miner2.GetHeadBlockHeader(Arg.Any <Keccak>(), Arg.Any <CancellationToken>()).Returns(miner1.GetHeadBlockHeader(null, CancellationToken.None));
            miner2.Node.Id.Returns(TestItem.PublicKeyB);

            Assert.AreEqual(newBlock.Number, await miner2.GetHeadBlockHeader(null, Arg.Any <CancellationToken>()), "number as expected");

            _pool.Start();
            _synchronizer.Start();
            _pool.AddPeer(miner2);
            resetEvent.WaitOne(_standardTimeoutUnit);

            await miner2.Received().GetBlockHeaders(6, 1, 0, default(CancellationToken));
        }
Exemple #3
0
        public void Initialize()
        {
            var logger        = LimboLogs.Instance;
            var specProvider  = MainnetSpecProvider.Instance;
            var ethereumEcdsa = new EthereumEcdsa(specProvider.ChainId, logger);
            var txStorage     = new InMemoryTxStorage();

            Peer         peerA       = SetUpPeerA(); //standard case
            Peer         peerB       = SetUpPeerB(); //Session is null
            Peer         peerC       = SetUpPeerC(); //Node is null, Caps are empty
            IPeerManager peerManager = Substitute.For <IPeerManager>();

            peerManager.ActivePeers.Returns(new List <Peer> {
                peerA, peerB, peerC
            });
            peerManager.ConnectedPeers.Returns(new List <Peer> {
                peerA, peerB, peerA, peerC, peerB
            });
            peerManager.MaxActivePeers.Returns(15);

            StateProvider stateProvider = new StateProvider(new TrieStore(new MemDb(), LimboLogs.Instance), new MemDb(), LimboLogs.Instance);

            var txPool = new TxPool.TxPool(txStorage, ethereumEcdsa, new FixedBlockChainHeadSpecProvider(specProvider), new TxPoolConfig(),
                                           stateProvider, new TxValidator(specProvider.ChainId), LimboLogs.Instance);

            IDb        blockDb     = new MemDb();
            IDb        headerDb    = new MemDb();
            IDb        blockInfoDb = new MemDb();
            IBlockTree blockTree   = new BlockTree(blockDb, headerDb, blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), specProvider, NullBloomStorage.Instance, LimboLogs.Instance);

            new OnChainTxWatcher(blockTree, txPool, specProvider, LimboLogs.Instance);

            IReceiptStorage receiptStorage = new InMemoryReceiptStorage();

            _signerStore  = new Signer(specProvider.ChainId, TestItem.PrivateKeyB, logger);
            _parityModule = new ParityModule(ethereumEcdsa, txPool, blockTree, receiptStorage, new Enode(TestItem.PublicKeyA, IPAddress.Loopback, 8545),
                                             _signerStore, new MemKeyStore(new[] { TestItem.PrivateKeyA }), logger, peerManager);

            var blockNumber        = 2;
            var pendingTransaction = Build.A.Transaction.Signed(ethereumEcdsa, TestItem.PrivateKeyD, false)
                                     .WithSenderAddress(Address.FromNumber((UInt256)blockNumber)).TestObject;

            pendingTransaction.Signature.V = 37;
            stateProvider.CreateAccount(pendingTransaction.SenderAddress, UInt256.UInt128MaxValue);
            txPool.AddTransaction(pendingTransaction, TxHandlingOptions.None);

            blockNumber = 1;
            var transaction = Build.A.Transaction.Signed(ethereumEcdsa, TestItem.PrivateKeyD, false)
                              .WithSenderAddress(Address.FromNumber((UInt256)blockNumber))
                              .WithNonce(100).TestObject;

            transaction.Signature.V = 37;
            stateProvider.CreateAccount(transaction.SenderAddress, UInt256.UInt128MaxValue);
            txPool.AddTransaction(transaction, TxHandlingOptions.None);


            Block genesis = Build.A.Block.Genesis
                            .WithStateRoot(new Keccak("0x1ef7300d8961797263939a3d29bbba4ccf1702fabf02d8ad7a20b454edb6fd2f"))
                            .TestObject;

            blockTree.SuggestBlock(genesis);
            blockTree.UpdateMainChain(new[] { genesis }, true);

            Block previousBlock = genesis;
            Block block         = Build.A.Block.WithNumber(blockNumber).WithParent(previousBlock)
                                  .WithStateRoot(new Keccak("0x1ef7300d8961797263939a3d29bbba4ccf1702fabf02d8ad7a20b454edb6fd2f"))
                                  .WithTransactions(MuirGlacier.Instance, transaction)
                                  .TestObject;

            blockTree.SuggestBlock(block);
            blockTree.UpdateMainChain(new[] { block }, true);

            var logEntries = new[] { Build.A.LogEntry.TestObject };

            receiptStorage.Insert(block, new TxReceipt()
            {
                Bloom           = new Bloom(logEntries),
                Index           = 1,
                Recipient       = TestItem.AddressA,
                Sender          = TestItem.AddressB,
                BlockHash       = TestItem.KeccakA,
                BlockNumber     = 1,
                ContractAddress = TestItem.AddressC,
                GasUsed         = 1000,
                TxHash          = transaction.Hash,
                StatusCode      = 0,
                GasUsedTotal    = 2000,
                Logs            = logEntries
            });
        }
Exemple #4
0
 private void MineBlock(BlockTree tree, Block block)
 {
     tree.SuggestBlock(block);
     tree.UpdateMainChain(block);
 }
        public void Initialize()
        {
            var logger        = LimboLogs.Instance;
            var specProvider  = MainnetSpecProvider.Instance;
            var ethereumEcdsa = new EthereumEcdsa(specProvider.ChainId, logger);
            var txStorage     = new InMemoryTxStorage();
            var txPool        = new TxPool.TxPool(txStorage, Timestamper.Default, ethereumEcdsa, specProvider, new TxPoolConfig(),
                                                  new StateProvider(new StateDb(), new MemDb(), LimboLogs.Instance), LimboLogs.Instance);

            IDb        blockDb     = new MemDb();
            IDb        headerDb    = new MemDb();
            IDb        blockInfoDb = new MemDb();
            IBlockTree blockTree   = new BlockTree(blockDb, headerDb, blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), specProvider, txPool, NullBloomStorage.Instance, LimboLogs.Instance);

            IReceiptStorage receiptStorage = new InMemoryReceiptStorage();

            _parityModule = new ParityModule(ethereumEcdsa, txPool, blockTree, receiptStorage, logger);
            var blockNumber        = 2;
            var pendingTransaction = Build.A.Transaction.Signed(ethereumEcdsa, TestItem.PrivateKeyD, false)
                                     .WithSenderAddress(Address.FromNumber((UInt256)blockNumber)).TestObject;

            pendingTransaction.Signature.V = 37;
            txPool.AddTransaction(pendingTransaction, TxHandlingOptions.None);

            blockNumber = 1;
            var transaction = Build.A.Transaction.Signed(ethereumEcdsa, TestItem.PrivateKeyD, false)
                              .WithSenderAddress(Address.FromNumber((UInt256)blockNumber))
                              .WithNonce(100).TestObject;

            transaction.Signature.V = 37;
            txPool.AddTransaction(transaction, TxHandlingOptions.None);


            Block genesis = Build.A.Block.Genesis
                            .WithStateRoot(new Keccak("0x1ef7300d8961797263939a3d29bbba4ccf1702fabf02d8ad7a20b454edb6fd2f"))
                            .TestObject;

            blockTree.SuggestBlock(genesis);
            blockTree.UpdateMainChain(new[] { genesis }, true);

            Block previousBlock = genesis;
            Block block         = Build.A.Block.WithNumber(blockNumber).WithParent(previousBlock)
                                  .WithStateRoot(new Keccak("0x1ef7300d8961797263939a3d29bbba4ccf1702fabf02d8ad7a20b454edb6fd2f"))
                                  .WithTransactions(transaction)
                                  .TestObject;

            blockTree.SuggestBlock(block);
            blockTree.UpdateMainChain(new[] { block }, true);

            var logEntries = new[] { Build.A.LogEntry.TestObject };

            receiptStorage.Insert(block, false, new TxReceipt()
            {
                Bloom           = new Bloom(logEntries),
                Index           = 1,
                Recipient       = TestItem.AddressA,
                Sender          = TestItem.AddressB,
                BlockHash       = TestItem.KeccakA,
                BlockNumber     = 1,
                ContractAddress = TestItem.AddressC,
                GasUsed         = 1000,
                TxHash          = transaction.Hash,
                StatusCode      = 0,
                GasUsedTotal    = 2000,
                Logs            = logEntries
            });
        }
Exemple #6
0
        public void Initialize()
        {
            LimboLogs           logger        = LimboLogs.Instance;
            MainnetSpecProvider specProvider  = MainnetSpecProvider.Instance;
            EthereumEcdsa       ethereumEcdsa = new(specProvider.ChainId, logger);

            Peer         peerA       = SetUpPeerA(); //standard case
            Peer         peerB       = SetUpPeerB(); //Session is null
            Peer         peerC       = SetUpPeerC(); //Node is null, Caps are empty
            IPeerManager peerManager = Substitute.For <IPeerManager>();

            peerManager.ActivePeers.Returns(new List <Peer> {
                peerA, peerB, peerC
            });
            peerManager.ConnectedPeers.Returns(new List <Peer> {
                peerA, peerB, peerA, peerC, peerB
            });
            peerManager.MaxActivePeers.Returns(15);

            StateProvider stateProvider = new(new TrieStore(new MemDb(), LimboLogs.Instance), new MemDb(), LimboLogs.Instance);
            StateReader   stateReader   = new(new TrieStore(new MemDb(), LimboLogs.Instance), new MemDb(), LimboLogs.Instance);

            IDb        blockDb     = new MemDb();
            IDb        headerDb    = new MemDb();
            IDb        blockInfoDb = new MemDb();
            IBlockTree blockTree   = new BlockTree(blockDb, headerDb, blockInfoDb, new ChainLevelInfoRepository(blockInfoDb), specProvider, NullBloomStorage.Instance, LimboLogs.Instance);

            ITransactionComparerProvider transactionComparerProvider =
                new TransactionComparerProvider(specProvider, blockTree);

            TxPool.TxPool txPool = new(ethereumEcdsa, new ChainHeadInfoProvider(new FixedBlockChainHeadSpecProvider(specProvider), blockTree, stateProvider), new TxPoolConfig(),
                                       new TxValidator(specProvider.ChainId), LimboLogs.Instance, transactionComparerProvider.GetDefaultComparer());

            IReceiptStorage receiptStorage = new InMemoryReceiptStorage();

            _signerStore     = new Signer(specProvider.ChainId, TestItem.PrivateKeyB, logger);
            _parityRpcModule = new ParityRpcModule(ethereumEcdsa, txPool, blockTree, receiptStorage, new Enode(TestItem.PublicKeyA, IPAddress.Loopback, 8545),
                                                   _signerStore, new MemKeyStore(new[] { TestItem.PrivateKeyA }), MainnetSpecProvider.Instance, peerManager);

            int         blockNumber        = 2;
            Transaction pendingTransaction = Build.A.Transaction.Signed(ethereumEcdsa, TestItem.PrivateKeyD, false)
                                             .WithSenderAddress(Address.FromNumber((UInt256)blockNumber)).TestObject;

            pendingTransaction.Signature.V = 37;
            stateProvider.CreateAccount(pendingTransaction.SenderAddress, UInt256.UInt128MaxValue);
            txPool.SubmitTx(pendingTransaction, TxHandlingOptions.None);

            blockNumber = 1;
            Transaction transaction1 = Build.A.Transaction.Signed(ethereumEcdsa, TestItem.PrivateKeyD, false)
                                       .WithSenderAddress(Address.FromNumber((UInt256)blockNumber))
                                       .WithNonce(100).TestObject;

            transaction1.Signature.V = 37;
            stateProvider.CreateAccount(transaction1.SenderAddress, UInt256.UInt128MaxValue);

            var transaction2 = Build.A.Transaction.Signed(ethereumEcdsa, TestItem.PrivateKeyD, false)
                               .WithSenderAddress(Address.FromNumber((UInt256)blockNumber))
                               .WithNonce(120).TestObject;

            transaction2.Signature.V = 37;

            var transaction3 = Build.A.Transaction.Signed(ethereumEcdsa, TestItem.PrivateKeyD, false)
                               .WithSenderAddress(Address.FromNumber((UInt256)blockNumber))
                               .WithNonce(110).TestObject;

            transaction2.Signature.V = 37;

            Block genesis = Build.A.Block.Genesis
                            .WithStateRoot(new Keccak("0x1ef7300d8961797263939a3d29bbba4ccf1702fabf02d8ad7a20b454edb6fd2f"))
                            .TestObject;

            blockTree.SuggestBlock(genesis);
            blockTree.UpdateMainChain(new[] { genesis }, true);

            Block previousBlock = genesis;
            Block block         = Build.A.Block.WithNumber(blockNumber).WithParent(previousBlock)
                                  .WithStateRoot(new Keccak("0x1ef7300d8961797263939a3d29bbba4ccf1702fabf02d8ad7a20b454edb6fd2f"))
                                  .WithTransactions(transaction1, transaction2, transaction3)
                                  .TestObject;

            blockTree.SuggestBlock(block);
            blockTree.UpdateMainChain(new[] { block }, true);

            LogEntry[] logEntries = new[] { Build.A.LogEntry.TestObject };

            TxReceipt receipt1 = new()
            {
                Bloom           = new Bloom(logEntries),
                Index           = 0,
                Recipient       = TestItem.AddressA,
                Sender          = TestItem.AddressB,
                BlockHash       = TestItem.KeccakA,
                BlockNumber     = 1,
                ContractAddress = TestItem.AddressC,
                GasUsed         = 1000,
                TxHash          = transaction1.Hash,
                StatusCode      = 0,
                GasUsedTotal    = 2000,
                Logs            = logEntries
            };

            TxReceipt receipt2 = new()
            {
                Bloom           = new Bloom(logEntries),
                Index           = 1,
                Recipient       = TestItem.AddressA,
                Sender          = TestItem.AddressB,
                BlockHash       = TestItem.KeccakA,
                BlockNumber     = 1,
                ContractAddress = TestItem.AddressC,
                GasUsed         = 1000,
                TxHash          = transaction2.Hash,
                StatusCode      = 0,
                GasUsedTotal    = 2000,
                Logs            = logEntries
            };

            TxReceipt receipt3 = new()
            {
                Bloom           = new Bloom(logEntries),
                Index           = 2,
                Recipient       = TestItem.AddressA,
                Sender          = TestItem.AddressB,
                BlockHash       = TestItem.KeccakA,
                BlockNumber     = 1,
                ContractAddress = TestItem.AddressC,
                GasUsed         = 1000,
                TxHash          = transaction3.Hash,
                StatusCode      = 0,
                GasUsedTotal    = 2000,
                Logs            = logEntries
            };

            receiptStorage.Insert(block, receipt1, receipt2, receipt3);
        }

        private static Peer SetUpPeerA()
        {
            Node node = new(TestItem.PublicKeyA, "127.0.0.1", 30303, true);

            node.ClientId = "Geth/v1.9.21-stable/linux-amd64/go1.15.2";

            Peer peer = new(node);

            peer.InSession  = null;
            peer.OutSession = Substitute.For <ISession>();
            peer.OutSession.RemoteNodeId.Returns(TestItem.PublicKeyA);

            IProtocolHandler protocolHandler = Substitute.For <IProtocolHandler, ISyncPeer>();

            peer.OutSession.TryGetProtocolHandler(Protocol.Eth, out Arg.Any <IProtocolHandler>()).Returns(x =>
            {
                x[1] = protocolHandler;
                return(true);
            });

            byte version = 65;

            protocolHandler.ProtocolVersion.Returns(version);
            if (protocolHandler is ISyncPeer syncPeer)
            {
                UInt256 difficulty = 0x5ea4ed;
                syncPeer.TotalDifficulty.Returns(difficulty);
                syncPeer.HeadHash.Returns(TestItem.KeccakA);
            }

            IProtocolHandler p2PProtocolHandler = Substitute.For <IProtocolHandler, IP2PProtocolHandler>();

            peer.OutSession.TryGetProtocolHandler(Protocol.P2P, out Arg.Any <IProtocolHandler>()).Returns(x =>
            {
                x[1] = p2PProtocolHandler;
                return(true);
            });

            if (p2PProtocolHandler is IP2PProtocolHandler p2PHandler)
            {
                p2PHandler.AgreedCapabilities.Returns(new List <Capability> {
                    new("eth", 65), new("eth", 64)
                });
            }