static internal WalletCreation FromJson(JObject obj)
{
WalletCreation creation = new WalletCreation();
creation.Network = null;
JToken unused;
if (obj.TryGetValue("Name", out unused))
{
creation.Name = (string)obj["Name"];
}
else
{
creation.Name = null;
}
if (obj.Property("PurgeConnectionOnFilterChange") != null)
{
creation.PurgeConnectionOnFilterChange = (bool)obj["PurgeConnectionOnFilterChange"];
}
JToken network;
if (obj.TryGetValue("Network", out network))
{
creation.Network = Network.GetNetwork((string)network);
}
creation.SignatureRequired = (int)(long)obj["SignatureRequired"];
creation.DerivationPath = KeyPath.Parse((string)obj["DerivationPath"]);
creation.UseP2SH = (bool)obj["UseP2SH"];
var array = (JArray)obj["RootKeys"];
var keys = array.Select(i => new BitcoinExtPubKey((string)i)).ToArray();
creation.Network = creation.Network ?? keys[0].Network;
creation.RootKeys = keys.Select(k => k.ExtPubKey).ToArray();
return(creation);
}
void LoadCore(Stream stream)
{
JObject obj = JObject.Load(new JsonTextReader(new StreamReader(stream))
{
DateParseHandling = DateParseHandling.DateTimeOffset
});
_Parameters = WalletCreation.FromJson((JObject)obj["Parameters"]);
_PathStates = new Dictionary <KeyPath, PathState>();
if (obj.Property("CurrentIndex") != null) //legacy
{
var idx = (int)(long)obj["CurrentIndex"];
var loadedKeys = (int)(long)obj["LoadedKeys"];
_PathStates.Add(_Parameters.DerivationPath.Derive(0), new PathState()
{
Next = idx,
Loaded = loadedKeys
});
_PathStates.Add(_Parameters.DerivationPath.Derive(1), new PathState()
{
Next = idx,
Loaded = loadedKeys
});
}
var indices = obj["Indices"] as JArray;
if (indices != null)
{
foreach (var indice in indices.OfType <JObject>())
{
_PathStates.Add(KeyPath.Parse((string)indice["KeyPath"]), new PathState()
{
Next = (int)(long)indice["Next"],
Loaded = (int)(long)indice["Loaded"]
});
}
}
_KeyPoolSize = (int)(long)obj["KeyPoolSize"];
Created = (DateTimeOffset)obj["Created"];
_ScanLocation = new BlockLocator();
_ScanLocation.FromBytes(Encoders.Hex.DecodeData((string)obj["Location"]));
_KnownScripts.Clear();
var knownScripts = (JArray)obj["KnownScripts"];
foreach (var known in knownScripts.OfType <JObject>())
{
Script script = Script.FromBytesUnsafe(Encoders.Hex.DecodeData((string)known["ScriptPubKey"]));
if (known["KeyPath"] != null) //Legacy data
{
KeyPath keypath = KeyPath.Parse((string)known["KeyPath"]);
_KnownScripts.Add(script, _Parameters.DerivationPath.Derive(keypath));
}
if (known["AbsoluteKeyPath"] != null)
{
KeyPath keypath = KeyPath.Parse((string)known["AbsoluteKeyPath"]);
_KnownScripts.Add(script, keypath);
}
}
}
/// <summary>
/// Create a new wallet
/// </summary>
/// <param name="creation">Creation parameters</param>
/// <param name="keyPoolSize">The number of keys which will be pre-created</param>
public Wallet(WalletCreation creation, int keyPoolSize = 500)
{
if (creation == null)
{
throw new ArgumentNullException("creation");
}
_Parameters = creation;
_ScanLocation = new BlockLocator();
_ScanLocation.Blocks.Add(creation.Network.GetGenesis().GetHash());
_KeyPoolSize = keyPoolSize;
Created = DateTimeOffset.UtcNow;
}
#pragma warning disable CS0612 // Type or member is obsolete
/// <summary>
/// Create a new wallet
/// </summary>
/// <param name="creation">Creation parameters</param>
/// <param name="keyPoolSize">The number of keys which will be pre-created</param>
public Wallet(WalletCreation creation, int keyPoolSize = 500)
#pragma warning restore CS0612 // Type or member is obsolete
{
if (creation == null)
{
throw new ArgumentNullException(nameof(creation));
}
_Parameters = creation;
_ScanLocation = new BlockLocator();
_ScanLocation.Blocks.Add(creation.Network.GetGenesis().GetHash());
_KeyPoolSize = keyPoolSize;
Created = DateTimeOffset.UtcNow;
}
static internal WalletCreation FromJson(JObject obj)
{
WalletCreation creation = new WalletCreation();
creation.SignatureRequired = (int)(long)obj["SignatureRequired"];
creation.DerivationPath = KeyPath.Parse((string)obj["DerivationPath"]);
creation.UseP2SH = (bool)obj["UseP2SH"];
var array = (JArray)obj["RootKeys"];
var keys = array.Select(i => new BitcoinExtPubKey((string)i)).ToArray();
creation.Network = keys[0].Network;
creation.RootKeys = keys.Select(k => k.ExtPubKey).ToArray();
return(creation);
}
void LoadCore(Stream stream)
{
JObject obj = JObject.Load(new JsonTextReader(new StreamReader(stream))
{
DateParseHandling = DateParseHandling.DateTimeOffset
});
_CurrentIndex = (int)(long)obj["CurrentIndex"];
_KeyPoolSize = (int)(long)obj["KeyPoolSize"];
_LoadedKeys = (int)(long)obj["LoadedKeys"];
Created = (DateTimeOffset)obj["Created"];
_ScanLocation = new BlockLocator();
_ScanLocation.FromBytes(Encoders.Hex.DecodeData((string)obj["Location"]));
_Parameters = WalletCreation.FromJson((JObject)obj["Parameters"]);
_KnownScripts.Clear();
var knownScripts = (JArray)obj["KnownScripts"];
foreach (var known in knownScripts.OfType <JObject>())
{
Script script = Script.FromBytesUnsafe(Encoders.Hex.DecodeData((string)known["ScriptPubKey"]));
KeyPath keypath = KeyPath.Parse((string)known["KeyPath"]);
_KnownScripts.Add(script, keypath);
}
}
public void CanSyncWalletCore(WalletCreation creation)
{
using(NodeServerTester servers = new NodeServerTester(Network.TestNet))
{
var notifiedTransactions = new List<WalletTransaction>();
var chainBuilder = new BlockchainBuilder();
SetupSPVBehavior(servers, chainBuilder);
NodesGroup connected = CreateGroup(servers, 1);
Wallet wallet = new Wallet(creation, keyPoolSize: 11);
wallet.NewWalletTransaction += (s, a) => notifiedTransactions.Add(a);
Assert.True(wallet.State == WalletState.Created);
wallet.Configure(connected);
wallet.Connect();
Assert.True(wallet.State == WalletState.Disconnected);
TestUtils.Eventually(() => connected.ConnectedNodes.Count == 1);
Assert.True(wallet.State == WalletState.Connected);
chainBuilder.FindBlock();
TestUtils.Eventually(() => wallet.Chain.Height == 1);
for(int i = 0 ; i < 9 ; i++)
{
wallet.GetNextScriptPubKey();
}
wallet.GetNextScriptPubKey(); //Should provoke purge
TestUtils.Eventually(() => wallet.State == WalletState.Disconnected && wallet.ConnectedNodes == 0);
TestUtils.Eventually(() => wallet.ConnectedNodes == 1);
TestUtils.Eventually(() => servers.Server1.ConnectedNodes.Count == 1);
var spv = servers.Server1.ConnectedNodes.First().Behaviors.Find<SPVBehavior>();
TestUtils.Eventually(() => spv._Filter != null);
var k = wallet.GetNextScriptPubKey();
Assert.NotNull(wallet.GetKeyPath(k));
if(creation.UseP2SH)
{
var p2sh = k.GetDestinationAddress(Network.TestNet) as BitcoinScriptAddress;
Assert.NotNull(p2sh);
var redeem = wallet.GetRedeemScript(p2sh);
Assert.NotNull(redeem);
Assert.Equal(redeem.Hash, p2sh.Hash);
}
Assert.Equal(creation.UseP2SH, k.GetDestinationAddress(Network.TestNet) is BitcoinScriptAddress);
chainBuilder.GiveMoney(k, Money.Coins(1.0m));
TestUtils.Eventually(() => wallet.GetTransactions().Count == 1);
Assert.Equal(1, notifiedTransactions.Count);
chainBuilder.FindBlock();
TestUtils.Eventually(() => wallet.GetTransactions().Where(t => t.BlockInformation != null).Count() == 1);
Assert.Equal(2, notifiedTransactions.Count);
chainBuilder.Broadcast = false;
chainBuilder.GiveMoney(k, Money.Coins(1.5m));
chainBuilder.Broadcast = true;
chainBuilder.FindBlock();
TestUtils.Eventually(() => wallet.GetTransactions().Summary.Confirmed.TransactionCount == 2);
Assert.Equal(3, notifiedTransactions.Count);
chainBuilder.Broadcast = false;
for(int i = 0 ; i < 30 ; i++)
{
chainBuilder.FindBlock();
}
chainBuilder.GiveMoney(k, Money.Coins(0.001m));
chainBuilder.FindBlock();
chainBuilder.Broadcast = true;
chainBuilder.FindBlock();
//Sync automatically
TestUtils.Eventually(() => wallet.GetTransactions().Summary.Confirmed.TransactionCount == 3);
//Save and restore wallet
MemoryStream ms = new MemoryStream();
wallet.Save(ms);
ms.Position = 0;
var wallet2 = Wallet.Load(ms);
//////
//Save and restore tracker
ms = new MemoryStream();
var tracker = connected.NodeConnectionParameters.TemplateBehaviors.Find<TrackerBehavior>();
connected.NodeConnectionParameters.TemplateBehaviors.Remove(tracker);
tracker.Tracker.Save(ms);
ms.Position = 0;
tracker = new TrackerBehavior(Tracker.Load(ms), wallet.Chain);
connected.NodeConnectionParameters.TemplateBehaviors.Add(tracker);
//////
wallet2.Configure(connected);
wallet2.Connect();
Assert.Equal(wallet.Created, wallet2.Created);
Assert.Equal(wallet.GetNextScriptPubKey(), wallet2.GetNextScriptPubKey());
Assert.True(wallet.GetKnownScripts().Length == wallet2.GetKnownScripts().Length);
TestUtils.Eventually(() => wallet2.GetTransactions().Summary.Confirmed.TransactionCount == 3);
var fork = wallet.Chain.FindFork(wallet2._ScanLocation);
Assert.True(fork.Height == chainBuilder.Chain.Height);
}
}
public void CanSyncWalletCore(WalletCreation creation)
{
using(NodeServerTester servers = new NodeServerTester(Network.TestNet))
{
var chainBuilder = new BlockchainBuilder();
//Simulate SPV compatible server
servers.Server1.InboundNodeConnectionParameters.Services = NodeServices.Network;
servers.Server1.InboundNodeConnectionParameters.TemplateBehaviors.Add(new ChainBehavior(chainBuilder.Chain)
{
AutoSync = false
});
servers.Server1.InboundNodeConnectionParameters.TemplateBehaviors.Add(new SPVBehavior(chainBuilder));
/////////////
//The SPV client does not verify the chain and keep one connection alive with Server1
NodeConnectionParameters parameters = new NodeConnectionParameters();
Wallet.ConfigureDefaultNodeConnectionParameters(parameters);
parameters.IsTrusted = true;
AddressManagerBehavior addrman = new AddressManagerBehavior(new AddressManager());
addrman.AddressManager.Add(new NetworkAddress(servers.Server1.ExternalEndpoint), IPAddress.Parse("127.0.0.1"));
parameters.TemplateBehaviors.Add(addrman);
NodesGroup connected = new NodesGroup(Network.TestNet, parameters);
connected.AllowSameGroup = true;
connected.MaximumNodeConnection = 1;
/////////////
Wallet wallet = new Wallet(creation, keyPoolSize: 11);
Assert.True(wallet.State == WalletState.Created);
wallet.Connect(connected);
Assert.True(wallet.State == WalletState.Disconnected);
TestUtils.Eventually(() => connected.ConnectedNodes.Count == 1);
Assert.True(wallet.State == WalletState.Connected);
chainBuilder.FindBlock();
TestUtils.Eventually(() => wallet.Chain.Height == 1);
for(int i = 0 ; i < 9 ; i++)
{
wallet.GetNextScriptPubKey();
}
wallet.GetNextScriptPubKey(); //Should provoke purge
TestUtils.Eventually(() => wallet.State == WalletState.Disconnected && wallet.ConnectedNodes == 0);
TestUtils.Eventually(() => wallet.ConnectedNodes == 1);
TestUtils.Eventually(() => servers.Server1.ConnectedNodes.Count == 1);
var spv = servers.Server1.ConnectedNodes.First().Behaviors.Find<SPVBehavior>();
TestUtils.Eventually(() => spv._Filter != null);
var k = wallet.GetNextScriptPubKey();
Assert.Equal(creation.UseP2SH, k.GetDestinationAddress(Network.TestNet) is BitcoinScriptAddress);
chainBuilder.GiveMoney(k, Money.Coins(1.0m));
TestUtils.Eventually(() => wallet.GetTransactions().Count == 1);
chainBuilder.FindBlock();
TestUtils.Eventually(() => wallet.GetTransactions().Where(t => t.BlockInformation != null).Count() == 1);
chainBuilder.Broadcast = false;
chainBuilder.GiveMoney(k, Money.Coins(1.5m));
chainBuilder.Broadcast = true;
chainBuilder.FindBlock();
TestUtils.Eventually(() => wallet.GetTransactions().Summary.Confirmed.TransactionCount == 2);
chainBuilder.Broadcast = false;
for(int i = 0 ; i < 30 ; i++)
{
chainBuilder.FindBlock();
}
chainBuilder.GiveMoney(k, Money.Coins(0.001m));
chainBuilder.FindBlock();
chainBuilder.Broadcast = true;
chainBuilder.FindBlock();
//Sync automatically
TestUtils.Eventually(() => wallet.GetTransactions().Summary.Confirmed.TransactionCount == 3);
MemoryStream ms = new MemoryStream();
wallet.Save(ms);
ms.Position = 0;
var wallet2 = Wallet.Load(ms);
wallet2.Connect(connected);
Assert.Equal(wallet.Created, wallet2.Created);
Assert.Equal(wallet.GetNextScriptPubKey(), wallet2.GetNextScriptPubKey());
Assert.True(wallet.GetKnownScripts().Length == wallet2.GetKnownScripts().Length);
var fork = wallet.Chain.FindFork(wallet2._ScanLocation);
Assert.True(fork.Height == chainBuilder.Chain.Height - 5);
}
}
void LoadCore(Stream stream)
{
JObject obj = JObject.Load(new JsonTextReader(new StreamReader(stream))
{
DateParseHandling = DateParseHandling.DateTimeOffset
});
_Parameters = WalletCreation.FromJson((JObject)obj["Parameters"]);
_PathStates = new Dictionary<KeyPath, PathState>();
if(obj.Property("CurrentIndex") != null) //legacy
{
var idx = (int)(long)obj["CurrentIndex"];
var loadedKeys = (int)(long)obj["LoadedKeys"];
_PathStates.Add(_Parameters.DerivationPath.Derive(0), new PathState()
{
Next = idx,
Loaded = loadedKeys
});
_PathStates.Add(_Parameters.DerivationPath.Derive(1), new PathState()
{
Next = idx,
Loaded = loadedKeys
});
}
var indices = obj["Indices"] as JArray;
if(indices != null)
{
foreach(var indice in indices.OfType<JObject>())
{
_PathStates.Add(KeyPath.Parse((string)indice["KeyPath"]), new PathState()
{
Next = (int)(long)indice["Next"],
Loaded = (int)(long)indice["Loaded"]
});
}
}
_KeyPoolSize = (int)(long)obj["KeyPoolSize"];
Created = (DateTimeOffset)obj["Created"];
_ScanLocation = new BlockLocator();
_ScanLocation.FromBytes(Encoders.Hex.DecodeData((string)obj["Location"]));
_KnownScripts.Clear();
var knownScripts = (JArray)obj["KnownScripts"];
foreach(var known in knownScripts.OfType<JObject>())
{
Script script = Script.FromBytesUnsafe(Encoders.Hex.DecodeData((string)known["ScriptPubKey"]));
if(known["KeyPath"] != null) //Legacy data
{
KeyPath keypath = KeyPath.Parse((string)known["KeyPath"]);
_KnownScripts.Add(script, _Parameters.DerivationPath.Derive(keypath));
}
if(known["AbsoluteKeyPath"] != null)
{
KeyPath keypath = KeyPath.Parse((string)known["AbsoluteKeyPath"]);
_KnownScripts.Add(script, keypath);
}
}
}
/// <summary>
/// Create a new wallet
/// </summary>
/// <param name="creation">Creation parameters</param>
/// <param name="keyPoolSize">The number of keys which will be pre-created</param>
public Wallet(WalletCreation creation, int keyPoolSize = 500)
{
if(creation == null)
throw new ArgumentNullException("creation");
_Parameters = creation;
_ScanLocation = new BlockLocator();
_ScanLocation.Blocks.Add(creation.Network.GetGenesis().GetHash());
_KeyPoolSize = keyPoolSize;
Created = DateTimeOffset.UtcNow;
}
static internal WalletCreation FromJson(JObject obj)
{
WalletCreation creation = new WalletCreation();
JToken unused;
if(obj.TryGetValue("Name", out unused))
creation.Name = (string)obj["Name"];
else
creation.Name = null;
if(obj.Property("PurgeConnectionOnFilterChange") != null)
{
creation.PurgeConnectionOnFilterChange = (bool)obj["PurgeConnectionOnFilterChange"];
}
creation.SignatureRequired = (int)(long)obj["SignatureRequired"];
creation.DerivationPath = KeyPath.Parse((string)obj["DerivationPath"]);
creation.UseP2SH = (bool)obj["UseP2SH"];
var array = (JArray)obj["RootKeys"];
var keys = array.Select(i => new BitcoinExtPubKey((string)i)).ToArray();
creation.Network = keys[0].Network;
creation.RootKeys = keys.Select(k => k.ExtPubKey).ToArray();
return creation;
}
void LoadCore(Stream stream)
{
JObject obj = JObject.Load(new JsonTextReader(new StreamReader(stream))
{
DateParseHandling = DateParseHandling.DateTimeOffset
});
_CurrentIndex = (int)(long)obj["CurrentIndex"];
_KeyPoolSize = (int)(long)obj["KeyPoolSize"];
_LoadedKeys = (int)(long)obj["LoadedKeys"];
Created = (DateTimeOffset)obj["Created"];
_ScanLocation = new BlockLocator();
_ScanLocation.FromBytes(Encoders.Hex.DecodeData((string)obj["Location"]));
_Parameters = WalletCreation.FromJson((JObject)obj["Parameters"]);
_KnownScripts.Clear();
var knownScripts = (JArray)obj["KnownScripts"];
foreach(var known in knownScripts.OfType<JObject>())
{
Script script = Script.FromBytesUnsafe(Encoders.Hex.DecodeData((string)known["ScriptPubKey"]));
KeyPath keypath = KeyPath.Parse((string)known["KeyPath"]);
_KnownScripts.Add(script, keypath);
}
}
static internal WalletCreation FromJson(JObject obj)
{
WalletCreation creation = new WalletCreation();
creation.SignatureRequired = (int)(long)obj["SignatureRequired"];
creation.DerivationPath = KeyPath.Parse((string)obj["DerivationPath"]);
creation.UseP2SH = (bool)obj["UseP2SH"];
var array = (JArray)obj["RootKeys"];
var keys = array.Select(i => new BitcoinExtPubKey((string)i)).ToArray();
creation.Network = keys[0].Network;
creation.RootKeys = keys.Select(k => k.ExtPubKey).ToArray();
return creation;
}