// private static bool Emulator;
public static void Start()
{
if (_started)
{
return;
}
_started = true;
NetworkComms.EnableLogging(new LiteLogger(LiteLogger.LogMode.ConsoleOnly));
NetworkComms.IgnoreUnknownPacketTypes = true;
var serializer = DPSManager.GetDataSerializer <NetworkCommsDotNet.DPSBase.ProtobufSerializer>();
NetworkComms.DefaultSendReceiveOptions = new SendReceiveOptions(serializer,
NetworkComms.DefaultSendReceiveOptions.DataProcessors, NetworkComms.DefaultSendReceiveOptions.Options);
NetworkComms.AppendGlobalIncomingPacketHandler <ServerInfo>(ServerInfo.GetHeader(), ServerInfoReceived);
PeerDiscovery.EnableDiscoverable(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
PeerDiscovery.OnPeerDiscovered += OnPeerDiscovered;
Connection.StartListening(ConnectionType.UDP, new IPEndPoint(IPAddress.Any, 0));
PeerDiscovery.DiscoverPeersAsync(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
}
public void Connect()
{
Started = true;
ParseTrackers();
try
{
if (CommonHelpers.GetLocalEndPoint(1, true) != null && VotingsUser.PeerDiscovery)
{
PeerDiscovery.MinTargetLocalIPPort = CommonHelpers.DiscoveryPort;
PeerDiscovery.MaxTargetLocalIPPort = CommonHelpers.DiscoveryPort;
PeerDiscovery.OnPeerDiscovered -= PeerDiscovered;
PeerDiscovery.OnPeerDiscovered += PeerDiscovered;
PeerDiscovery.EnableDiscoverable(PeerDiscovery.DiscoveryMethod.UDPBroadcast, CommonHelpers.GetLocalEndPoint(CommonHelpers.DiscoveryPort));
}
TCPConnection.StartListening(CommonHelpers.GetLocalEndPoint(CommonHelpers.PeerPort), false);
}
catch
{
NetworkComms.Logger.Error("Can't start listener on this IP: " + CommonHelpers.GetLocalEndPoint(CommonHelpers.PeerPort).ToString());
}
NetworkComms.Logger.Warn("===== Client started =====");
ConnectToTrackers();
RequestPeers();
ConnectToPeers();
t.Start();
}
private Client()
{
NetworkComms.DisableLogging();
NetworkComms.IgnoreUnknownPacketTypes = true;
var serializer = DPSManager.GetDataSerializer <ProtobufSerializer>();
NetworkComms.DefaultSendReceiveOptions.DataProcessors.Add(
DPSManager.GetDataProcessor <RijndaelPSKEncrypter>());
NetworkComms.DefaultSendReceiveOptions = new SendReceiveOptions(serializer,
NetworkComms.DefaultSendReceiveOptions.DataProcessors, NetworkComms.DefaultSendReceiveOptions.Options);
RijndaelPSKEncrypter.AddPasswordToOptions(NetworkComms.DefaultSendReceiveOptions.Options, Utility.PSK);
NetworkComms.AppendGlobalIncomingPacketHandler <Ping>(Ping.Header, PingHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <ClassInfo>(ClassInfo.Header, ClassInfoHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <InstructorLogin>(InstructorLogin.Header, InstructorLoginHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <ClientInfo>(ClientInfo.Header, ClientInfoHandler);
PeerDiscovery.EnableDiscoverable(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
PeerDiscovery.OnPeerDiscovered += OnPeerDiscovered;
//NetworkComms.AppendGlobalIncomingPacketHandler<byte[]>("PartialFileData", IncomingPartialFileData);
//NetworkComms.AppendGlobalIncomingPacketHandler<SendInfo>("PartialFileDataInfo",
// IncomingPartialFileDataInfo);
//NetworkComms.AppendGlobalConnectionCloseHandler(OnConnectionClose);
PeerDiscovery.DiscoverPeersAsync(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
}
public static ConsensusManager CreateConsensusManager(Network network, string dataDir = null, ChainState chainState = null, InMemoryCoinView inMemoryCoinView = null)
{
string[] param = dataDir == null ? new string[] {} : new string[] { $"-datadir={dataDir}" };
var nodeSettings = new NodeSettings(network, args: param);
ILoggerFactory loggerFactory = nodeSettings.LoggerFactory;
IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;
network.Consensus.Options = new ConsensusOptions();
new FullNodeBuilderConsensusExtension.PowConsensusRulesRegistration().RegisterRules(network.Consensus);
// Dont check PoW of a header in this test.
network.Consensus.HeaderValidationRules.RemoveAll(x => x.GetType() == typeof(CheckDifficultyPowRule));
var consensusSettings = new ConsensusSettings(nodeSettings);
var chain = new ConcurrentChain(network);
if (inMemoryCoinView == null)
{
inMemoryCoinView = new InMemoryCoinView(chain.Tip.HashBlock);
}
var networkPeerFactory = new NetworkPeerFactory(network,
dateTimeProvider,
loggerFactory, new PayloadProvider().DiscoverPayloads(),
new SelfEndpointTracker(loggerFactory),
new Mock <IInitialBlockDownloadState>().Object,
new ConnectionManagerSettings());
var peerAddressManager = new PeerAddressManager(DateTimeProvider.Default, nodeSettings.DataFolder, loggerFactory, new SelfEndpointTracker(loggerFactory));
var peerDiscovery = new PeerDiscovery(new AsyncLoopFactory(loggerFactory), loggerFactory, network, networkPeerFactory, new NodeLifetime(), nodeSettings, peerAddressManager);
var connectionSettings = new ConnectionManagerSettings(nodeSettings);
var selfEndpointTracker = new SelfEndpointTracker(loggerFactory);
var connectionManager = new ConnectionManager(dateTimeProvider, loggerFactory, network, networkPeerFactory, nodeSettings,
new NodeLifetime(), new NetworkPeerConnectionParameters(), peerAddressManager, new IPeerConnector[] { },
peerDiscovery, selfEndpointTracker, connectionSettings, new VersionProvider(), new Mock <INodeStats>().Object);
if (chainState == null)
{
chainState = new ChainState();
}
var peerBanning = new PeerBanning(connectionManager, loggerFactory, dateTimeProvider, peerAddressManager);
var deployments = new NodeDeployments(network, chain);
ConsensusRuleEngine consensusRules = new PowConsensusRuleEngine(network, loggerFactory, dateTimeProvider, chain, deployments, consensusSettings, new Checkpoints(),
inMemoryCoinView, chainState, new InvalidBlockHashStore(new DateTimeProvider())).Register();
var tree = new ChainedHeaderTree(network, loggerFactory, new HeaderValidator(consensusRules, loggerFactory), new Checkpoints(),
new ChainState(), new Mock <IFinalizedBlockInfo>().Object, consensusSettings, new InvalidBlockHashStore(new DateTimeProvider()));
var consensus = new ConsensusManager(tree, network, loggerFactory, chainState, new IntegrityValidator(consensusRules, loggerFactory),
new PartialValidator(consensusRules, loggerFactory), new FullValidator(consensusRules, loggerFactory), consensusRules,
new Mock <IFinalizedBlockInfo>().Object, new Signals.Signals(), peerBanning, new Mock <IInitialBlockDownloadState>().Object, chain,
new Mock <IBlockPuller>().Object, new Mock <IBlockStore>().Object, new Mock <IConnectionManager>().Object, new Mock <INodeStats>().Object, new NodeLifetime());
return(consensus);
}
public static void DiscoverServer()
{
Net.ConfigurePeerDiscovery();
if (!PeerDiscovery.IsDiscoverable(Net.PEER_DISCOVERY_METHOD))
{
PeerDiscovery.EnableDiscoverable(Net.PEER_DISCOVERY_METHOD);
}
PeerDiscovery.OnPeerDiscovered += PeerDiscovery_OnPeerDiscovered;
PeerDiscovery.DiscoverPeersAsync(Net.PEER_DISCOVERY_METHOD);
}
/// <summary>
/// Start the TCP listener
/// </summary>
public static void Listen()
{
if (Net.ENABLE_DISCOVERY)
{
Net.ConfigurePeerDiscovery();
PeerDiscovery.EnableDiscoverable(Net.PEER_DISCOVERY_METHOD);
}
NetworkComms.EnableLogging(new LiteLoggerDebug(LiteLoggerDebug.LogMode.ConsoleOnly));
Connection.StartListening(Listener = new TCPConnectionListener(Net.SEND_RECEIVE_OPTIONS, ApplicationLayerProtocolStatus.Enabled, true), new IPEndPoint(IPAddress.Any, Net.DEFAULT_PORT));
}
public void PeerConnectorAddNode_PeerAlreadyConnected_Scenario1()
{
this.CreateTestContext("PeerConnectorAddNode_PeerAlreadyConnected_Scenario1");
var peerConnectorAddNode = new PeerConnectorAddNode(new AsyncLoopFactory(this.loggerFactory), DateTimeProvider.Default, this.loggerFactory, this.network, this.networkPeerFactory, this.nodeLifetime, this.nodeSettings, this.connectionSetting, this.peerAddressManager);
var peerDiscovery = new PeerDiscovery(new AsyncLoopFactory(this.loggerFactory), this.loggerFactory, this.network, this.networkPeerFactory, this.nodeLifetime, this.nodeSettings, this.peerAddressManager);
var connectionSettings = new ConnectionManagerSettings();
connectionSettings.Load(this.nodeSettings);
IConnectionManager connectionManager = new ConnectionManager(
DateTimeProvider.Default,
this.loggerFactory,
this.network,
this.networkPeerFactory,
this.nodeSettings,
this.nodeLifetime,
this.parameters,
this.peerAddressManager,
new IPeerConnector[] { peerConnectorAddNode },
peerDiscovery,
connectionSettings);
// Create a peer to add to the already connected peers collection.
using (NodeBuilder builder = NodeBuilder.Create())
{
CoreNode coreNode = builder.CreateStratisPowNode();
builder.StartAll();
using (NetworkPeer networkPeer = coreNode.CreateNetworkPeerClient())
{
// Add the network peers to the connection manager's
// add node collection.
connectionManager.AddNodeAddress(networkPeer.PeerAddress.Endpoint);
// Add the peer to the already connected
// peer collection of connection manager.
//
// This is to simulate that a peer has successfully connected
// and that the add node connector's Find method then won't
// return the added node.
connectionManager.AddConnectedPeer(networkPeer);
// Re-initialize the add node peer connector so that it
// adds the successful address to the address manager.
peerConnectorAddNode.Initialize(connectionManager);
// TODO: Once we have an interface on NetworkPeer we can test this properly.
// The already connected peer should not be returned.
//var peer = peerConnectorAddNode.FindPeerToConnectTo();
//Assert.Null(peer);
}
}
}
private static async Task FindServer()
{
var start = DateTime.Now;
PeerDiscovery.DiscoverPeersAsync(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
while ((DateTime.Now - start).TotalSeconds < 20)
{
if (Server != null)
{
break;
}
await Task.Delay(TimeSpan.FromSeconds(7));
}
}
public static void Start()
{
if (_started)
{
return;
}
_started = true;
NetworkComms.DisableLogging();
var serializer = DPSManager.GetDataSerializer <ProtobufSerializer>();
NetworkComms.DefaultSendReceiveOptions = new SendReceiveOptions(serializer,
NetworkComms.DefaultSendReceiveOptions.DataProcessors, NetworkComms.DefaultSendReceiveOptions.Options);
PeerDiscovery.EnableDiscoverable(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
NetworkComms.AppendGlobalIncomingPacketHandler <AndroidInfo>(AndroidInfo.GetHeader(), AndroidHandler.HandShakeHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <StudentInfoRequest>(StudentInfoRequest.GetHeader(), AndroidHandler.StudentInfoRequested);
NetworkComms.AppendGlobalIncomingPacketHandler <EndPointInfo>(EndPointInfo.GetHeader(), HandShakeHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <GetWork>(GetWork.GetHeader(), GetWorkHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <Login>(Login.GetHeader(), LoginHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <Logout>(Logout.GetHeader(), LogoutHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <SchedulesRequest>(SchedulesRequest.GetHeader(), AndroidHandler.ScheduleRequestHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <EnrollRequest>(EnrollRequest.GetHeader(), AndroidHandler.EnrollRequestHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <RegisterStudent>(RegisterStudent.GetHeader(), AndroidHandler.RegisterStudentHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <SaveWork>(SaveWork.GetHeader(), SaveWorkHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <GetCourses>(GetCourses.GetHeader(), AndroidHandler.GetCoursesHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <GetCoursesDesktop>(GetCoursesDesktop.GetHeader(), GetCoursesHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <Pong>(Pong.GetHeader(), PongHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <EnrollStudent>(EnrollStudent.GetHeader(), EnrollStudentHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <StartEnrollment>(StartEnrollment.GetHeader(), AndroidHandler.StartEnrollmentHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <AddSchedule>(AddSchedule.GetHeader(), AndroidHandler.AddScheduleHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <CommitEnrollment>(CommitEnrollment.GetHeader(), AndroidHandler.CommitEnrollmentHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <StatusRequest>(StatusRequest.GetHeader(), AndroidHandler.StatusRequestHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <CancelEnrollment>(CancelEnrollment.GetHeader(), AndroidHandler.CancelEnrollmentHandler);
// try
// {
Connection.StartListening(ConnectionType.UDP, new IPEndPoint(IPAddress.Any, 0), true);
// }
// catch (Exception e)
// {
//
// }
}
public void StartConnection(EClientType type)
{
DiscoverPeersTimer.AutoReset = true;
DiscoverPeersTimer.Interval = 1000;
DiscoverPeersTimer.Elapsed += DiscoverPeersTimer_Elapsed;
DiscoverPeersTimer.Start();
ClientId = new ClientIdData(Environment.MachineName, CommonDebug.GetOptionalNumberId(), type);
PeerDiscovery.EnableDiscoverable(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
PeerDiscovery.OnPeerDiscovered += PeerDiscovery_OnPeerDiscovered;
PeerDiscovery.DiscoverPeersAsync(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
NetworkComms.AppendGlobalConnectionEstablishHandler(conn => OnConnectionEstablished(conn));
NetworkComms.AppendGlobalConnectionCloseHandler(conn => OnConnectionClosed(conn));
}
private Server()
{
var serializer = DPSManager.GetDataSerializer <ProtobufSerializer>();
NetworkComms.DefaultSendReceiveOptions.DataProcessors.Add(
DPSManager.GetDataProcessor <RijndaelPSKEncrypter>());
NetworkComms.DefaultSendReceiveOptions = new SendReceiveOptions(serializer,
NetworkComms.DefaultSendReceiveOptions.DataProcessors, NetworkComms.DefaultSendReceiveOptions.Options);
RijndaelPSKEncrypter.AddPasswordToOptions(NetworkComms.DefaultSendReceiveOptions.Options, Utility.PSK);
NetworkComms.DisableLogging();
NetworkComms.AppendGlobalIncomingPacketHandler <LogonInfo>(LogonInfo.Header, LogonInfoHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <Login>(Login.Header, LoginHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <Pong>(Pong.Header, PongHandler);
PeerDiscovery.EnableDiscoverable(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
}
public void Disconnect()
{
while (Peers.Count > 0)
{
Peers.First().DisconnectAny();
}
while (Trackers.Count > 0)
{
Trackers.First().Disconnect();
}
t.Stop();
PeerDiscovery.DisableDiscoverable();
Connection.StopListening();
NetworkComms.CloseAllConnections();
NetworkComms.Shutdown();
NetworkComms.Logger.Warn("===== Client stopped =====");
Started = false;
}
/// <summary>
/// Stop and deinitialize native Obj-C side gracefully.
/// </summary>
private static void StopAndDeinitializeNative()
{
#if (UNITY_IOS || UNITY_TVOS || UNITY_STANDALONE_OSX) && (!UNITY_EDITOR || UNITY_EDITOR_OSX || UNITY_EDITOR_OVERRIDE)
if (_isDeinitialized)
{
return;
}
Session.StopSession();
ServiceAdvertiser.StopAdvertising();
CustomServiceAdvertiser.StopAdvertising();
PeerDiscovery.CloseBrowser();
CustomPeerDiscovery.StopDiscovery();
NativeMethods.Events.UMC_UMCUnityEvents_SetEventListener(null);
IntPtr error;
#if !UNITY_EDITOR_OSX && (UNITY_IOS || UNITY_TVOS)
NativeMethods.UMCMediatorFacade.SetViewController(IntPtr.Zero, out error);
#else
NativeMethods.UMCMediatorFacade.SetMainWindow(IntPtr.Zero, out error);
#endif
_isDeinitialized = true;
#endif
}
public async Task InitializeAsync()
{
this.blockinfo = new List <Blockinfo>();
List <long> lst = blockinfoarr.Cast <long>().ToList();
for (int i = 0; i < lst.Count; i += 2)
{
this.blockinfo.Add(new Blockinfo {
extranonce = (int)lst[i], nonce = (uint)lst[i + 1]
});
}
// Note that by default, these tests run with size accounting enabled.
this.network = KnownNetworks.RegTest;
byte[] hex = Encoders.Hex.DecodeData("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f");
this.scriptPubKey = new Script(new[] { Op.GetPushOp(hex), OpcodeType.OP_CHECKSIG });
this.entry = new TestMemPoolEntryHelper();
this.ChainIndexer = new ChainIndexer(this.network);
this.network.Consensus.Options = new ConsensusOptions();
IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;
var loggerFactory = ExtendedLoggerFactory.Create();
var nodeSettings = new NodeSettings(this.network, args: new string[] { "-checkpoints" });
var consensusSettings = new ConsensusSettings(nodeSettings);
var inMemoryCoinView = new InMemoryCoinView(new HashHeightPair(this.ChainIndexer.Tip));
var nodeStats = new NodeStats(dateTimeProvider, nodeSettings, new Mock <IVersionProvider>().Object);
this.cachedCoinView = new CachedCoinView(this.network, new Checkpoints(), inMemoryCoinView, dateTimeProvider, new LoggerFactory(), nodeStats, consensusSettings);
var signals = new Signals.Signals(loggerFactory, null);
var asyncProvider = new AsyncProvider(loggerFactory, signals);
var connectionSettings = new ConnectionManagerSettings(nodeSettings);
var peerAddressManager = new PeerAddressManager(DateTimeProvider.Default, nodeSettings.DataFolder, loggerFactory, new SelfEndpointTracker(loggerFactory, connectionSettings));
var networkPeerFactory = new NetworkPeerFactory(this.network, dateTimeProvider, loggerFactory, new PayloadProvider().DiscoverPayloads(), new SelfEndpointTracker(loggerFactory, connectionSettings), new Mock <IInitialBlockDownloadState>().Object, new ConnectionManagerSettings(nodeSettings), asyncProvider, peerAddressManager);
var peerDiscovery = new PeerDiscovery(asyncProvider, loggerFactory, this.network, networkPeerFactory, new NodeLifetime(), nodeSettings, peerAddressManager);
var selfEndpointTracker = new SelfEndpointTracker(loggerFactory, connectionSettings);
var connectionManager = new ConnectionManager(dateTimeProvider, loggerFactory, this.network, networkPeerFactory,
nodeSettings, new NodeLifetime(), new NetworkPeerConnectionParameters(), peerAddressManager, new IPeerConnector[] { },
peerDiscovery, selfEndpointTracker, connectionSettings, new VersionProvider(), new Mock <INodeStats>().Object, asyncProvider, new PayloadProvider());
var peerBanning = new PeerBanning(connectionManager, loggerFactory, dateTimeProvider, peerAddressManager);
var deployments = new NodeDeployments(this.network, this.ChainIndexer);
var genesis = this.network.GetGenesis();
var chainState = new ChainState()
{
BlockStoreTip = new ChainedHeader(genesis.Header, genesis.GetHash(), 0)
};
var consensusRulesContainer = new ConsensusRulesContainer();
foreach (var ruleType in this.network.Consensus.ConsensusRules.HeaderValidationRules)
{
consensusRulesContainer.HeaderValidationRules.Add(Activator.CreateInstance(ruleType) as HeaderValidationConsensusRule);
}
foreach (var ruleType in network.Consensus.ConsensusRules.FullValidationRules)
{
FullValidationConsensusRule rule = null;
if (ruleType == typeof(FlushCoinviewRule))
{
rule = new FlushCoinviewRule(new Mock <IInitialBlockDownloadState>().Object);
}
else
{
rule = Activator.CreateInstance(ruleType) as FullValidationConsensusRule;
}
consensusRulesContainer.FullValidationRules.Add(rule);
}
this.ConsensusRules = new PowConsensusRuleEngine(this.network, loggerFactory, dateTimeProvider, this.ChainIndexer, deployments, consensusSettings,
new Checkpoints(), this.cachedCoinView, chainState, new InvalidBlockHashStore(dateTimeProvider), nodeStats, asyncProvider, consensusRulesContainer).SetupRulesEngineParent();
this.consensus = ConsensusManagerHelper.CreateConsensusManager(this.network, chainState: chainState, inMemoryCoinView: inMemoryCoinView, chainIndexer: this.ChainIndexer, consensusRules: this.ConsensusRules);
await this.consensus.InitializeAsync(chainState.BlockStoreTip);
this.entry.Fee(11);
this.entry.Height(11);
var dateTimeProviderSet = new DateTimeProviderSet
{
time = dateTimeProvider.GetTime(),
timeutc = dateTimeProvider.GetUtcNow()
};
this.DateTimeProvider = dateTimeProviderSet;
this.mempool = new TxMempool(dateTimeProvider, new BlockPolicyEstimator(new MempoolSettings(nodeSettings), loggerFactory, nodeSettings), loggerFactory, nodeSettings);
this.mempoolLock = new MempoolSchedulerLock();
// We can't make transactions until we have inputs
// Therefore, load 100 blocks :)
this.baseheight = 0;
var blocks = new List <Block>();
this.txFirst = new List <Transaction>();
this.nonce = 0;
for (int i = 0; i < this.blockinfo.Count; ++i)
{
Block block = this.network.CreateBlock();
block.Header.HashPrevBlock = this.consensus.Tip.HashBlock;
block.Header.Version = 1;
block.Header.Time = Utils.DateTimeToUnixTime(this.ChainIndexer.Tip.GetMedianTimePast()) + 1;
Transaction txCoinbase = this.network.CreateTransaction();
txCoinbase.Version = 1;
txCoinbase.AddInput(new TxIn(new Script(new[] { Op.GetPushOp(this.blockinfo[i].extranonce), Op.GetPushOp(this.ChainIndexer.Height) })));
// Ignore the (optional) segwit commitment added by CreateNewBlock (as the hardcoded nonces don't account for this)
txCoinbase.AddOutput(new TxOut(Money.Zero, new Script()));
block.AddTransaction(txCoinbase);
if (this.txFirst.Count == 0)
{
this.baseheight = this.ChainIndexer.Height;
}
if (this.txFirst.Count < 4)
{
this.txFirst.Add(block.Transactions[0]);
}
block.Header.Bits = block.Header.GetWorkRequired(this.network, this.ChainIndexer.Tip);
block.UpdateMerkleRoot();
while (!block.CheckProofOfWork())
{
block.Header.Nonce = ++this.nonce;
}
// Serialization sets the BlockSize property.
block = Block.Load(block.ToBytes(), this.network.Consensus.ConsensusFactory);
var res = await this.consensus.BlockMinedAsync(block);
if (res == null)
{
throw new InvalidOperationException();
}
blocks.Add(block);
}
// Just to make sure we can still make simple blocks
this.newBlock = AssemblerForTest(this).Build(this.ChainIndexer.Tip, this.scriptPubKey);
Assert.NotNull(this.newBlock);
}
/// <summary>
/// Creates the test chain with some default blocks and txs.
/// </summary>
/// <param name="network">Network to create the chain on.</param>
/// <param name="scriptPubKey">Public key to create blocks/txs with.</param>
/// <returns>Context object representing the test chain.</returns>
public static async Task <ITestChainContext> CreateAsync(Network network, Script scriptPubKey, string dataDir)
{
NodeSettings nodeSettings = new NodeSettings(network.Name, network).LoadArguments(new string[] { $"-datadir={dataDir}" });
if (dataDir != null)
{
nodeSettings.DataDir = dataDir;
}
var loggerFactory = new ExtendedLoggerFactory();
IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;
network.Consensus.Options = new PowConsensusOptions();
ConsensusSettings consensusSettings = new ConsensusSettings(nodeSettings, loggerFactory);
PowConsensusValidator consensusValidator = new PowConsensusValidator(network, new Checkpoints(), dateTimeProvider, loggerFactory);
ConcurrentChain chain = new ConcurrentChain(network);
CachedCoinView cachedCoinView = new CachedCoinView(new InMemoryCoinView(chain.Tip.HashBlock), DateTimeProvider.Default, loggerFactory);
NetworkPeerFactory networkPeerFactory = new NetworkPeerFactory(network, dateTimeProvider, loggerFactory);
var peerAddressManager = new PeerAddressManager(nodeSettings.DataFolder, loggerFactory);
var peerDiscovery = new PeerDiscovery(new AsyncLoopFactory(loggerFactory), loggerFactory, Network.PurpleMain, networkPeerFactory, new NodeLifetime(), nodeSettings, peerAddressManager);
var connectionManager = new ConnectionManager(dateTimeProvider, loggerFactory, network, networkPeerFactory, nodeSettings, new NodeLifetime(), new NetworkPeerConnectionParameters(), peerAddressManager, new IPeerConnector[] { }, peerDiscovery);
LookaheadBlockPuller blockPuller = new LookaheadBlockPuller(chain, connectionManager, new LoggerFactory());
PeerBanning peerBanning = new PeerBanning(connectionManager, loggerFactory, dateTimeProvider, nodeSettings);
NodeDeployments deployments = new NodeDeployments(network, chain);
ConsensusRules consensusRules = new ConsensusRules(network, loggerFactory, dateTimeProvider, chain, deployments, consensusSettings, new Checkpoints()).Register(new FullNodeBuilderConsensusExtension.CoreConsensusRules());
ConsensusLoop consensus = new ConsensusLoop(new AsyncLoopFactory(loggerFactory), consensusValidator, new NodeLifetime(), chain, cachedCoinView, blockPuller, deployments, loggerFactory, new ChainState(new InvalidBlockHashStore(dateTimeProvider)), connectionManager, dateTimeProvider, new Signals.Signals(), consensusSettings, nodeSettings, peerBanning, consensusRules);
await consensus.StartAsync();
BlockPolicyEstimator blockPolicyEstimator = new BlockPolicyEstimator(new MempoolSettings(nodeSettings), loggerFactory, nodeSettings);
TxMempool mempool = new TxMempool(dateTimeProvider, blockPolicyEstimator, loggerFactory, nodeSettings);
MempoolSchedulerLock mempoolLock = new MempoolSchedulerLock();
// Simple block creation, nothing special yet:
PowBlockAssembler blockAssembler = CreatePowBlockAssembler(network, consensus, chain, mempoolLock, mempool, dateTimeProvider, loggerFactory);
BlockTemplate newBlock = blockAssembler.CreateNewBlock(scriptPubKey);
chain.SetTip(newBlock.Block.Header);
await consensus.ValidateAndExecuteBlockAsync(new RuleContext(new BlockValidationContext {
Block = newBlock.Block
}, network.Consensus, consensus.Tip) { CheckPow = false, CheckMerkleRoot = false });
List <BlockInfo> blockinfo = CreateBlockInfoList();
// We can't make transactions until we have inputs
// Therefore, load 100 blocks :)
int baseheight = 0;
List <Block> blocks = new List <Block>();
List <Transaction> srcTxs = new List <Transaction>();
for (int i = 0; i < blockinfo.Count; ++i)
{
Block currentBlock = newBlock.Block.Clone(); // pointer for convenience
currentBlock.Header.HashPrevBlock = chain.Tip.HashBlock;
currentBlock.Header.Version = 1;
currentBlock.Header.Time = Utils.DateTimeToUnixTime(chain.Tip.GetMedianTimePast()) + 1;
Transaction txCoinbase = currentBlock.Transactions[0].Clone();
txCoinbase.Inputs.Clear();
txCoinbase.Version = 1;
txCoinbase.AddInput(new TxIn(new Script(new[] { Op.GetPushOp(blockinfo[i].extraNonce), Op.GetPushOp(chain.Height) })));
// Ignore the (optional) segwit commitment added by CreateNewBlock (as the hardcoded nonces don't account for this)
txCoinbase.AddOutput(new TxOut(Money.Zero, new Script()));
currentBlock.Transactions[0] = txCoinbase;
if (srcTxs.Count == 0)
{
baseheight = chain.Height;
}
if (srcTxs.Count < 4)
{
srcTxs.Add(currentBlock.Transactions[0]);
}
currentBlock.UpdateMerkleRoot();
currentBlock.Header.Nonce = blockinfo[i].nonce;
chain.SetTip(currentBlock.Header);
await consensus.ValidateAndExecuteBlockAsync(new RuleContext(new BlockValidationContext {
Block = currentBlock
}, network.Consensus, consensus.Tip) { CheckPow = false, CheckMerkleRoot = false });
blocks.Add(currentBlock);
}
// Just to make sure we can still make simple blocks
blockAssembler = CreatePowBlockAssembler(network, consensus, chain, mempoolLock, mempool, dateTimeProvider, loggerFactory);
newBlock = blockAssembler.CreateNewBlock(scriptPubKey);
MempoolValidator mempoolValidator = new MempoolValidator(mempool, mempoolLock, consensusValidator, dateTimeProvider, new MempoolSettings(nodeSettings), chain, cachedCoinView, loggerFactory, nodeSettings);
return(new TestChainContext {
MempoolValidator = mempoolValidator, SrcTxs = srcTxs
});
}
private void RequestPeers()
{
//считаем сколько нужно пиров
int needPeersCount = normalPeersCount - Peers.Where(peer => peer.Status == PeerStatus.Connected).Count();
if (needPeersCount <= 0)
{
return;
}
//сначала ищем пиры без трекера
if (VotingsUser.PeerDiscovery)
{
try
{
PeerDiscovery.DiscoverPeersAsync(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
}
catch { }
}
//пиры подключенные прямо (сортируем по кол-ву запросов)
var connectedPeersDirect = Peers.Where(peer => peer.Status == PeerStatus.Connected && peer.ConnectionMode == ConnectionMode.Direct)
.OrderBy(peer => peer.PeersRequestsCount);
//подключенные трекеры (сортируем по кол-ву запросов)
var connectedTrackers = Trackers.Where(tracker => tracker.Status == TrackerStatus.Connected)
.OrderBy(tracker => tracker.PeersRequestsCount);
//пиры подключенные через трекер (сортируем по кол-ву запросов)
var connectedPeersWithTracker = Peers.Where(peer => peer.Status == PeerStatus.Connected && peer.ConnectionMode == ConnectionMode.WithTracker)
.OrderBy(peer => peer.PeersRequestsCount);
//если есть подключенные пиры и трекеры
if (connectedPeersDirect.Any() && connectedTrackers.Any())
{
var firstPeerDirect = connectedPeersDirect.First();
var firstTracker = connectedTrackers.First();
//запрашиваем у первого прямого пира, если к нему было меньше запросов чем к первому трекеру
if (firstPeerDirect.PeersRequestsCount <= firstTracker.PeersRequestsCount)
{
firstPeerDirect.RequestPeers(needPeersCount);
}
//если есть подключенные через трекеры пиры
else if (connectedPeersWithTracker.Any())
{
var firstPeerWithTracker = connectedPeersWithTracker.First();
//запрашиваем у первого трекера, если к нему было меньше запросов чем к первому подключенному через трекер пиру
if (firstTracker.PeersRequestsCount <= firstPeerWithTracker.PeersRequestsCount)
{
firstTracker.RequestPeersFromTracker(needPeersCount);
}
else
{
firstPeerWithTracker.RequestPeers(needPeersCount);
}
}
else
{
firstTracker.RequestPeersFromTracker(needPeersCount);
}
}
else if (connectedPeersDirect.Any())
{
var firstPeerDirect = connectedPeersDirect.First();
firstPeerDirect.RequestPeers(needPeersCount);
}
else if (connectedTrackers.Any())
{
var firstTracker = connectedTrackers.First();
firstTracker.RequestPeersFromTracker(needPeersCount);
}
}
public TestContext()
{
this.Network = KnownNetworks.RegTest;
this.chainIndexer = new ChainIndexer(this.Network);
this.dateTimeProvider = new DateTimeProvider();
this.hashStore = new InvalidBlockHashStore(this.dateTimeProvider);
this.coinView = new TestInMemoryCoinView(this.chainIndexer.Tip.HashBlock);
this.HeaderValidator = new Mock <IHeaderValidator>();
this.HeaderValidator.Setup(hv => hv.ValidateHeader(It.IsAny <ChainedHeader>())).Returns(new ValidationContext());
this.nodeLifetime = new NodeLifetime();
this.ibd = new Mock <IInitialBlockDownloadState>();
this.BlockPuller = new Mock <IBlockPuller>();
this.BlockPuller.Setup(b => b.Initialize(It.IsAny <BlockPuller.OnBlockDownloadedCallback>()))
.Callback <BlockPuller.OnBlockDownloadedCallback>((d) => { this.blockPullerBlockDownloadCallback = d; });
this.BlockStore = new Mock <IBlockStore>();
this.checkpoints = new Mock <ICheckpoints>();
this.ChainState = new Mock <IChainState>();
string[] param = new string[] { };
this.nodeSettings = new NodeSettings(this.Network, args: param);
this.ConsensusSettings = new ConsensusSettings(this.nodeSettings);
this.loggerFactory = this.nodeSettings.LoggerFactory;
this.nodeStats = new NodeStats(this.dateTimeProvider, this.loggerFactory);
var connectionSettings = new ConnectionManagerSettings(this.nodeSettings);
this.selfEndpointTracker = new SelfEndpointTracker(this.loggerFactory, connectionSettings);
this.Network.Consensus.Options = new ConsensusOptions();
this.signals = new Bitcoin.Signals.Signals(this.loggerFactory, null);
this.asyncProvider = new AsyncProvider(this.loggerFactory, this.signals, this.nodeLifetime);
// Dont check PoW of a header in this test.
this.Network.Consensus.ConsensusRules.HeaderValidationRules.RemoveAll(x => x.GetType() == typeof(CheckDifficultyPowRule));
this.ChainedHeaderTree = new ChainedHeaderTree(
this.Network,
this.loggerFactory,
this.HeaderValidator.Object,
this.checkpoints.Object,
this.ChainState.Object,
this.FinalizedBlockMock.Object,
this.ConsensusSettings,
this.hashStore);
this.peerAddressManager = new PeerAddressManager(DateTimeProvider.Default, this.nodeSettings.DataFolder, this.loggerFactory, this.selfEndpointTracker);
this.networkPeerFactory = new NetworkPeerFactory(this.Network,
this.dateTimeProvider,
this.loggerFactory, new PayloadProvider().DiscoverPayloads(),
this.selfEndpointTracker,
this.ibd.Object,
new ConnectionManagerSettings(this.nodeSettings),
this.asyncProvider,
this.peerAddressManager);
var peerDiscovery = new PeerDiscovery(this.asyncProvider, this.loggerFactory, this.Network, this.networkPeerFactory, this.nodeLifetime, this.nodeSettings, this.peerAddressManager);
this.connectionManager = new ConnectionManager(this.dateTimeProvider, this.loggerFactory, this.Network, this.networkPeerFactory, this.nodeSettings,
this.nodeLifetime, new NetworkPeerConnectionParameters(), this.peerAddressManager, new IPeerConnector[] { },
peerDiscovery, this.selfEndpointTracker, connectionSettings, new VersionProvider(), this.nodeStats, this.asyncProvider);
this.deployments = new NodeDeployments(this.Network, this.chainIndexer);
this.consensusRules = new PowConsensusRuleEngine(this.Network, this.loggerFactory, this.dateTimeProvider, this.chainIndexer, this.deployments, this.ConsensusSettings,
this.checkpoints.Object, this.coinView, this.ChainState.Object, this.hashStore, this.nodeStats, this.asyncProvider, new ConsensusRulesContainer());
this.consensusRules.SetupRulesEngineParent();
var tree = new ChainedHeaderTree(this.Network, this.loggerFactory, this.HeaderValidator.Object, this.checkpoints.Object,
this.ChainState.Object, this.FinalizedBlockMock.Object, this.ConsensusSettings, this.hashStore);
this.PartialValidator = new Mock <IPartialValidator>();
this.FullValidator = new Mock <IFullValidator>();
this.peerBanning = new PeerBanning(this.connectionManager, this.loggerFactory, this.dateTimeProvider, this.peerAddressManager);
this.IntegrityValidator.Setup(i => i.VerifyBlockIntegrity(It.IsAny <ChainedHeader>(), It.IsAny <Block>()))
.Returns(new ValidationContext());
ConsensusManager consensusManager = new ConsensusManager(tree, this.Network, this.loggerFactory, this.ChainState.Object, this.IntegrityValidator.Object,
this.PartialValidator.Object, this.FullValidator.Object, this.consensusRules,
this.FinalizedBlockMock.Object, this.signals, this.peerBanning, this.ibd.Object, this.chainIndexer,
this.BlockPuller.Object, this.BlockStore.Object, this.connectionManager, this.nodeStats, this.nodeLifetime, this.ConsensusSettings, this.dateTimeProvider);
this.TestConsensusManager = new TestConsensusManager(consensusManager);
}
private async void Button_OnClick(object sender, RoutedEventArgs e)
{
if (CurrentWork?.Result == ResultCodes.Success)
{
MainTransitioner.SelectedIndex = 3;
Content.SelectedIndex = 2;
return;
}
var NextButton = (Button)sender;
if (MainViewModel.Instance.Encoder == null)
{
MainTransitioner.SelectedIndex = 1;
PeerDiscovery.DiscoverPeersAsync(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
return;
}
if (workFetched)
{
return;
}
workFetched = true;
ButtonProgressAssist.SetIsIndicatorVisible(NextButton, true);
ButtonProgressAssist.SetIsIndeterminate(NextButton, true);
var work = await Client.GetNextWork();
CurrentWork = work;
Student.DataContext = work.Student;
ButtonProgressAssist.SetIsIndicatorVisible(NextButton, false);
ButtonProgressAssist.SetIsIndeterminate(NextButton, false);
//_encoderMagic.IsGenieOut = false;
var errorMessage = "";
switch (work.Result)
{
case ResultCodes.Success:
WorkDataGrid.ItemsSource = work.ClassSchedules;
//_workMagic.IsGenieOut = true;
MainTransitioner.SelectedIndex = 3;
Content.SelectedIndex = 2;
LoginLamp.Visibility = Visibility.Collapsed;
StudentId.Text = work.StudentId;
StudentName.Text = work.StudentName;
break;
case ResultCodes.NotFound:
//MessageBox.Show("No more pending items.");
errorMessage = "No more requests";
break;
case ResultCodes.Offline:
errorMessage = "Can not find server";
break;
case ResultCodes.Timeout:
errorMessage = "Request timeout";
break;
case ResultCodes.Error:
errorMessage = "Request timeout";
break;
}
await ShowMessage(errorMessage);
workFetched = false;
}
public static void RunExample()
{
Console.WriteLine("Peer Discovery Example ...\n");
Console.WriteLine("Please select mode:");
Console.WriteLine("1 - Server (Discoverable)");
Console.WriteLine("2 - Client (Discovers servers)");
//Read in user choice
bool serverMode;
if (Console.ReadKey(true).Key == ConsoleKey.D1)
{
serverMode = true;
}
else
{
serverMode = false;
}
//Both server and client must be discoverable
PeerDiscovery.EnableDiscoverable(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
//Write out the network adaptors that are discoverable
Console.WriteLine("\nPeer Identifier: " + NetworkComms.NetworkIdentifier);
Console.WriteLine("\nDiscoverable on:");
foreach (IPEndPoint localEndPoint in Connection.ExistingLocalListenEndPoints(ConnectionType.UDP))
{
Console.WriteLine("{0}:{1}", localEndPoint.Address, localEndPoint.Port);
}
if (serverMode)
{
//The server does nothing else now but wait to be discovered.
Console.WriteLine("\nPress any key to quit.");
ConsoleKeyInfo key = Console.ReadKey(true);
}
else
{
while (true)
{
int selectedOption = 0;
Console.WriteLine("\nPlease select the desired option:");
Console.WriteLine("1 - Discover servers asynchronously");
Console.WriteLine("2 - Discover servers synchronously");
Console.WriteLine("3 - Close Client");
while (true)
{
bool parseSucces = int.TryParse(Console.ReadKey(true).KeyChar.ToString(), out selectedOption);
if (parseSucces && selectedOption <= 3 && selectedOption > 0)
{
break;
}
Console.WriteLine("Invalid choice. Please try again.");
}
//Ensure a previous example loop does not duplicate the asynchronous event delegate
PeerDiscovery.OnPeerDiscovered -= PeerDiscovered;
if (selectedOption == 1)
{
#region Discover Asynchronously
Console.WriteLine("\nDiscovering servers asynchronously ... ");
//Append the OnPeerDiscovered event
//The PeerDiscovered delegate will just write to the console.
PeerDiscovery.OnPeerDiscovered += PeerDiscovered;
//Trigger the asynchronous discovery
PeerDiscovery.DiscoverPeersAsync(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
#endregion
}
else if (selectedOption == 2)
{
#region Discover Synchronously
Console.WriteLine("\nDiscovering servers synchronously ... ");
//Discover peers synchronously
//This method allows peers 2 seconds to respond after the request has been sent
Dictionary <ShortGuid, Dictionary <ConnectionType, List <EndPoint> > > discoveredPeerEndPoints = PeerDiscovery.DiscoverPeers(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
//Write out a list of discovered peers
foreach (ShortGuid networkIdentifier in discoveredPeerEndPoints.Keys)
{
PeerDiscovered(networkIdentifier, discoveredPeerEndPoints[networkIdentifier]);
}
#endregion
}
else if (selectedOption == 3)
{
break;
}
else
{
throw new Exception("Unable to determine selected option.");
}
}
}
//We should always call shutdown when our application closes.
NetworkComms.Shutdown();
}
private void DiscoverPeersTimer_Elapsed(object sender, ElapsedEventArgs e)
{
PeerDiscovery.DiscoverPeersAsync(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
}
/// <summary>
/// Creates the test chain with some default blocks and txs.
/// </summary>
/// <param name="network">Network to create the chain on.</param>
/// <param name="scriptPubKey">Public key to create blocks/txs with.</param>
/// <returns>Context object representing the test chain.</returns>
public static async Task <ITestChainContext> CreateAsync(Network network, Script scriptPubKey, string dataDir)
{
var nodeSettings = new NodeSettings(network, args: new string[] { $"-datadir={dataDir}" });
ILoggerFactory loggerFactory = nodeSettings.LoggerFactory;
IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;
network.Consensus.Options = new ConsensusOptions();
network.Consensus.Rules = new FullNodeBuilderConsensusExtension.PowConsensusRulesRegistration().GetRules();
var consensusSettings = new ConsensusSettings(nodeSettings);
var chain = new ConcurrentChain(network);
InMemoryCoinView inMemoryCoinView = new InMemoryCoinView(chain.Tip.HashBlock);
var cachedCoinView = new CachedCoinView(inMemoryCoinView, DateTimeProvider.Default, loggerFactory);
var networkPeerFactory = new NetworkPeerFactory(network, dateTimeProvider, loggerFactory, new PayloadProvider().DiscoverPayloads(), new SelfEndpointTracker());
var peerAddressManager = new PeerAddressManager(DateTimeProvider.Default, nodeSettings.DataFolder, loggerFactory, new SelfEndpointTracker());
var peerDiscovery = new PeerDiscovery(new AsyncLoopFactory(loggerFactory), loggerFactory, network, networkPeerFactory, new NodeLifetime(), nodeSettings, peerAddressManager);
var connectionSettings = new ConnectionManagerSettings(nodeSettings);
var connectionManager = new ConnectionManager(dateTimeProvider, loggerFactory, network, networkPeerFactory, nodeSettings, new NodeLifetime(), new NetworkPeerConnectionParameters(), peerAddressManager, new IPeerConnector[] { }, peerDiscovery, connectionSettings, new VersionProvider());
var blockPuller = new LookaheadBlockPuller(chain, connectionManager, new LoggerFactory());
var peerBanning = new PeerBanning(connectionManager, loggerFactory, dateTimeProvider, peerAddressManager);
var deployments = new NodeDeployments(network, chain);
ConsensusRules consensusRules = new PowConsensusRules(network, loggerFactory, dateTimeProvider, chain, deployments, consensusSettings, new Checkpoints(), inMemoryCoinView, new Mock <ILookaheadBlockPuller>().Object).Register();
var consensusLoop = new ConsensusLoop(new AsyncLoopFactory(loggerFactory), new NodeLifetime(), chain, cachedCoinView, blockPuller, deployments, loggerFactory, new ChainState(new InvalidBlockHashStore(dateTimeProvider)), connectionManager, dateTimeProvider, new Signals.Signals(), consensusSettings, nodeSettings, peerBanning, consensusRules);
await consensusLoop.StartAsync();
var blockPolicyEstimator = new BlockPolicyEstimator(new MempoolSettings(nodeSettings), loggerFactory, nodeSettings);
var mempool = new TxMempool(dateTimeProvider, blockPolicyEstimator, loggerFactory, nodeSettings);
var mempoolLock = new MempoolSchedulerLock();
var minerSettings = new MinerSettings(nodeSettings);
// Simple block creation, nothing special yet:
PowBlockDefinition blockDefinition = new PowBlockDefinition(consensusLoop, dateTimeProvider, loggerFactory, mempool, mempoolLock, minerSettings, network, consensusRules);
BlockTemplate newBlock = blockDefinition.Build(chain.Tip, scriptPubKey);
chain.SetTip(newBlock.Block.Header);
RuleContext ruleContext = consensusRules.CreateRuleContext(new ValidationContext {
Block = newBlock.Block
}, consensusLoop.Tip);
ruleContext.MinedBlock = true;
await consensusLoop.ValidateAndExecuteBlockAsync(ruleContext);
List <BlockInfo> blockinfo = CreateBlockInfoList();
// We can't make transactions until we have inputs
// Therefore, load 100 blocks :)
int baseheight = 0;
var blocks = new List <Block>();
var srcTxs = new List <Transaction>();
for (int i = 0; i < blockinfo.Count; ++i)
{
Block currentBlock = Block.Load(newBlock.Block.ToBytes(network.Consensus.ConsensusFactory), network);
currentBlock.Header.HashPrevBlock = chain.Tip.HashBlock;
currentBlock.Header.Version = 1;
currentBlock.Header.Time = Utils.DateTimeToUnixTime(chain.Tip.GetMedianTimePast()) + 1;
Transaction txCoinbase = network.CreateTransaction(currentBlock.Transactions[0].ToBytes());
txCoinbase.Inputs.Clear();
txCoinbase.Version = 1;
txCoinbase.AddInput(new TxIn(new Script(new[] { Op.GetPushOp(blockinfo[i].extraNonce), Op.GetPushOp(chain.Height) })));
// Ignore the (optional) segwit commitment added by CreateNewBlock (as the hardcoded nonces don't account for this)
txCoinbase.AddOutput(new TxOut(Money.Zero, new Script()));
currentBlock.Transactions[0] = txCoinbase;
if (srcTxs.Count == 0)
{
baseheight = chain.Height;
}
if (srcTxs.Count < 4)
{
srcTxs.Add(currentBlock.Transactions[0]);
}
currentBlock.UpdateMerkleRoot();
currentBlock.Header.Nonce = blockinfo[i].nonce;
chain.SetTip(currentBlock.Header);
RuleContext ruleContextForBlock = consensusRules.CreateRuleContext(new ValidationContext {
Block = currentBlock
}, consensusLoop.Tip);
ruleContextForBlock.MinedBlock = true;
await consensusLoop.ValidateAndExecuteBlockAsync(ruleContextForBlock);
blocks.Add(currentBlock);
}
// Just to make sure we can still make simple blocks
blockDefinition = new PowBlockDefinition(consensusLoop, dateTimeProvider, loggerFactory, mempool, mempoolLock, minerSettings, network, consensusRules);
newBlock = blockDefinition.Build(chain.Tip, scriptPubKey);
var mempoolValidator = new MempoolValidator(mempool, mempoolLock, dateTimeProvider, new MempoolSettings(nodeSettings), chain, cachedCoinView, loggerFactory, nodeSettings, consensusRules);
return(new TestChainContext {
MempoolValidator = mempoolValidator, SrcTxs = srcTxs
});
}
/// <summary>
/// Run example
/// </summary>
public static void RunExample()
{
NetworkComms.ConnectionEstablishTimeoutMS = int.MaxValue;
SendReceiveOptions nullCompressionSRO = new SendReceiveOptions(DPSManager.GetDataSerializer <ProtobufSerializer>(), null, null);
NetworkComms.DefaultSendReceiveOptions = nullCompressionSRO;
//We need to define what happens when packets are received.
//To do this we add an incoming packet handler for a 'Message' packet type.
//
//We will define what we want the handler to do inline by using a lambda expression
//http://msdn.microsoft.com/en-us/library/bb397687.aspx.
//We could also just point the AppendGlobalIncomingPacketHandler method
//to a standard method (See AdvancedSend example)
//
//This handler will convert the incoming raw bytes into a string (this is what
//the <string> bit means) and then write that string to the local console window.
NetworkComms.AppendGlobalIncomingPacketHandler <string>("Message", (packetHeader, connection, incomingString) => { Console.WriteLine("\n ... Incoming message from " + connection.ToString() + " saying '" + incomingString + "'."); });
//Start listenning
BluetoothRadio defaultRadio = BluetoothRadio.PrimaryRadio;
defaultRadio.Mode = RadioMode.Discoverable;
Connection.StartListening(ConnectionType.Bluetooth, new BluetoothEndPoint(defaultRadio.LocalAddress, ServiceGUID), true);
//Print the address we are listening on to make sure everything
//worked as expected.
Console.WriteLine("Listening for messages on:");
foreach (var localEndPoint in Connection.ExistingLocalListenEndPoints(ConnectionType.Bluetooth))
{
Console.WriteLine("{0}", localEndPoint);
}
PeerDiscovery.EnableDiscoverable(PeerDiscovery.DiscoveryMethod.BluetoothSDP);
//We loop here to allow any number of test messages to be sent and received
while (true)
{
//Request a message to send somewhere
Console.WriteLine("\nPlease enter your message and press enter (Type 'exit' to quit):");
string stringToSend = Console.ReadLine();
//If the user has typed exit then we leave our loop and end the example
if (stringToSend == "exit")
{
break;
}
else
{
//Once we have a message we need to know where to send it
//We have created a small wrapper class to help keep things clean here
var endpoints = PeerDiscovery.DiscoverPeers(PeerDiscovery.DiscoveryMethod.BluetoothSDP, 1000);
ConnectionInfo targetServerConnectionInfo = new ConnectionInfo(new BluetoothEndPoint(new BluetoothAddress(0xE0B9A5FB552BL), ServiceGUID));
//There are loads of ways of sending data (see AdvancedSend example for more)
//but the most simple, which we use here, just uses an IP address (string) and port (integer)
//We pull these values out of the ConnectionInfo object we got above and voila!
var connection = BluetoothConnection.GetConnection(targetServerConnectionInfo);
connection.SendObject("Message", "Hello world");
}
}
//We should always call shutdown on comms if we have used it
NetworkComms.Shutdown();
}
public async Task InitializeAsync()
{
this.blockinfo = new List <Blockinfo>();
var lst = blockinfoarr.Cast <long>().ToList();
for (int i = 0; i < lst.Count; i += 2)
{
this.blockinfo.Add(new Blockinfo {
extranonce = (int)lst[i], nonce = (uint)lst[i + 1]
});
}
// Note that by default, these tests run with size accounting enabled.
this.network = Network.Main;
var hex = Encoders.Hex.DecodeData("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f");
this.scriptPubKey = new Script(new[] { Op.GetPushOp(hex), OpcodeType.OP_CHECKSIG });
this.newBlock = new BlockTemplate(this.network);
this.entry = new TestMemPoolEntryHelper();
this.chain = new ConcurrentChain(this.network);
this.network.Consensus.Options = new PowConsensusOptions();
IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;
this.cachedCoinView = new CachedCoinView(new InMemoryCoinView(this.chain.Tip.HashBlock), dateTimeProvider, new LoggerFactory());
var loggerFactory = new ExtendedLoggerFactory();
loggerFactory.AddConsoleWithFilters();
NodeSettings nodeSettings = new NodeSettings(args: new string[] { "-checkpoints" });
var consensusSettings = new ConsensusSettings().Load(nodeSettings);
PowConsensusValidator consensusValidator = new PowConsensusValidator(this.network, new Checkpoints(), dateTimeProvider, loggerFactory);
NetworkPeerFactory networkPeerFactory = new NetworkPeerFactory(this.network, dateTimeProvider, loggerFactory, new PayloadProvider().DiscoverPayloads(), new SelfEndpointTracker());
var peerAddressManager = new PeerAddressManager(DateTimeProvider.Default, nodeSettings.DataFolder, loggerFactory, new SelfEndpointTracker());
var peerDiscovery = new PeerDiscovery(new AsyncLoopFactory(loggerFactory), loggerFactory, Network.Main, networkPeerFactory, new NodeLifetime(), nodeSettings, peerAddressManager);
var connectionSettings = new ConnectionManagerSettings();
connectionSettings.Load(nodeSettings);
var connectionManager = new ConnectionManager(dateTimeProvider, loggerFactory, this.network, networkPeerFactory, nodeSettings, new NodeLifetime(), new NetworkPeerConnectionParameters(), peerAddressManager, new IPeerConnector[] { }, peerDiscovery, connectionSettings);
LookaheadBlockPuller blockPuller = new LookaheadBlockPuller(this.chain, connectionManager, new LoggerFactory());
PeerBanning peerBanning = new PeerBanning(connectionManager, loggerFactory, dateTimeProvider, peerAddressManager);
NodeDeployments deployments = new NodeDeployments(this.network, this.chain);
ConsensusRules consensusRules = new PowConsensusRules(this.network, loggerFactory, dateTimeProvider, this.chain, deployments, consensusSettings, new Checkpoints(), this.cachedCoinView, blockPuller).Register(new FullNodeBuilderConsensusExtension.PowConsensusRulesRegistration());
this.consensus = new ConsensusLoop(new AsyncLoopFactory(loggerFactory), consensusValidator, new NodeLifetime(), this.chain, this.cachedCoinView, blockPuller, new NodeDeployments(this.network, this.chain), loggerFactory, new ChainState(new InvalidBlockHashStore(dateTimeProvider)), connectionManager, dateTimeProvider, new Signals.Signals(), consensusSettings, nodeSettings, peerBanning, consensusRules);
await this.consensus.StartAsync();
this.entry.Fee(11);
this.entry.Height(11);
var date1 = new MemoryPoolTests.DateTimeProviderSet();
date1.time = dateTimeProvider.GetTime();
date1.timeutc = dateTimeProvider.GetUtcNow();
this.DateTimeProvider = date1;
this.mempool = new TxMempool(dateTimeProvider, new BlockPolicyEstimator(new MempoolSettings(nodeSettings), new LoggerFactory(), nodeSettings), new LoggerFactory(), nodeSettings);
this.mempoolLock = new MempoolSchedulerLock();
// Simple block creation, nothing special yet:
this.newBlock = AssemblerForTest(this).Build(this.chain.Tip, this.scriptPubKey);
this.chain.SetTip(this.newBlock.Block.Header);
await this.consensus.ValidateAndExecuteBlockAsync(new RuleContext(new BlockValidationContext {
Block = this.newBlock.Block
}, this.network.Consensus, this.consensus.Tip) { CheckPow = false, CheckMerkleRoot = false });
// We can't make transactions until we have inputs
// Therefore, load 100 blocks :)
this.baseheight = 0;
List <Block> blocks = new List <Block>();
this.txFirst = new List <Transaction>();
for (int i = 0; i < this.blockinfo.Count; ++i)
{
var pblock = this.newBlock.Block.Clone(); // pointer for convenience
pblock.Header.HashPrevBlock = this.chain.Tip.HashBlock;
pblock.Header.Version = 1;
pblock.Header.Time = Utils.DateTimeToUnixTime(this.chain.Tip.GetMedianTimePast()) + 1;
Transaction txCoinbase = pblock.Transactions[0].Clone();
txCoinbase.Inputs.Clear();
txCoinbase.Version = 1;
txCoinbase.AddInput(new TxIn(new Script(new[] { Op.GetPushOp(this.blockinfo[i].extranonce), Op.GetPushOp(this.chain.Height) })));
// Ignore the (optional) segwit commitment added by CreateNewBlock (as the hardcoded nonces don't account for this)
txCoinbase.AddOutput(new TxOut(Money.Zero, new Script()));
pblock.Transactions[0] = txCoinbase;
if (this.txFirst.Count == 0)
{
this.baseheight = this.chain.Height;
}
if (this.txFirst.Count < 4)
{
this.txFirst.Add(pblock.Transactions[0]);
}
pblock.UpdateMerkleRoot();
pblock.Header.Nonce = this.blockinfo[i].nonce;
this.chain.SetTip(pblock.Header);
await this.consensus.ValidateAndExecuteBlockAsync(new RuleContext(new BlockValidationContext {
Block = pblock
}, this.network.Consensus, this.consensus.Tip) { CheckPow = false, CheckMerkleRoot = false });
blocks.Add(pblock);
}
// Just to make sure we can still make simple blocks
this.newBlock = AssemblerForTest(this).Build(this.chain.Tip, this.scriptPubKey);
Assert.NotNull(this.newBlock);
}
public void CanDiscoverAndConnectToPeersOnTheNetwork()
{
var parameters = new NetworkPeerConnectionParameters();
var testFolder = TestDirectory.Create("CanDiscoverAndConnectToPeersOnTheNetwork");
var nodeSettings = new NodeSettings
{
DataDir = testFolder.FolderName
};
nodeSettings.DataFolder = new DataFolder(nodeSettings);
var peerAddressManager = new PeerAddressManager(nodeSettings.DataFolder);
var peerAddressManagerBehaviour = new PeerAddressManagerBehaviour(new DateTimeProvider(), peerAddressManager)
{
PeersToDiscover = 3
};
parameters.TemplateBehaviors.Add(peerAddressManagerBehaviour);
var loggerFactory = new ExtendedLoggerFactory();
loggerFactory.AddConsoleWithFilters();
var networkPeerFactory = new NetworkPeerFactory(DateTimeProvider.Default, loggerFactory);
var peerConnectorDiscovery = new PeerConnectorDiscovery(
new AsyncLoopFactory(loggerFactory),
loggerFactory,
Network.Main,
networkPeerFactory,
new NodeLifetime(),
nodeSettings,
peerAddressManager);
var peerDiscovery = new PeerDiscovery(
new AsyncLoopFactory(loggerFactory),
loggerFactory,
Network.Main,
networkPeerFactory,
new NodeLifetime(),
nodeSettings,
peerAddressManager);
IConnectionManager connectionManager = new ConnectionManager(
new AsyncLoopFactory(loggerFactory),
new DateTimeProvider(),
loggerFactory,
Network.Main,
networkPeerFactory,
nodeSettings,
new NodeLifetime(),
parameters,
peerAddressManager,
new IPeerConnector[] { peerConnectorDiscovery },
peerDiscovery);
NetworkPeerConnectionParameters cloned = parameters.Clone();
cloned.TemplateBehaviors.Add(new ConnectionManagerBehavior(false, connectionManager, loggerFactory));
peerDiscovery.DiscoverPeers(cloned);
// Wait until we have discovered 3 peers.
TestHelper.WaitLoop(() => peerAddressManager.Peers.Count > 3);
// Wait until at least one successful connection has been made.
while (true)
{
try
{
var peerOne = peerAddressManager.SelectPeerToConnectTo();
NetworkPeer node = networkPeerFactory.CreateConnectedNetworkPeer(Network.Main, peerOne, parameters);
node.VersionHandshake();
node.Disconnect();
break;
}
catch
{
}
}
;
}
