/// <summary>
/// Try connecting to a peer. If we exceed the number of connections, delay and try
/// again.
/// </summary>
/// <exception cref="ThreadInterruptedException"/>
private void AllocateNextPeer()
{
PeerAddress address;
if (!_inactives.TryDequeue(out address))
{
return;
}
try
{
var peer = new Peer(networkParams, address, _blockStore.GetChainHead().Height, _chain);
var workerAllocated = peerConnectionPool.TryAllocateWorker(token => ConnectAndRun(peer, token));
if (!workerAllocated)
{
_inactives.Enqueue(address);
return;
}
}
catch (BlockStoreException e)
{
// Fatal error
Log.Error("Block store corrupt?", e);
_running = false;
throw new Exception(e.Message, e);
}
}
/// <exception cref="BlockStoreException"/>
public static Block MakeSolvedTestBlock(NetworkParameters networkParams, IBlockStore blockStore)
{
var b = blockStore.GetChainHead().Header.CreateNextBlock(new EcKey().ToAddress(networkParams));
b.Solve();
return(b);
}
/// <summary>
/// Constructs a BlockChain connected to the given wallet and store. To obtain a <see cref="Wallet">Wallet</see> you can construct
/// one from scratch, or you can deserialize a saved wallet from disk using <see cref="Wallet.LoadFromFile(System.IO.FileInfo)">Wallet.LoadFromFile(System.IO.FileInfo)</see><p />
/// </summary>
/// <remarks>
/// For the store you can use a <see cref="MemoryBlockStore">MemoryBlockStore</see> if you don't care about saving the downloaded data, or a
/// <see cref="BoundedOverheadBlockStore">BoundedOverheadBlockStore</see> if you'd like to ensure fast start-up the next time you run the program.
/// </remarks>
public BlockChain(NetworkParameters @params, Wallet wallet, IBlockStore blockStore)
{
_blockStore = blockStore;
_chainHead = blockStore.GetChainHead();
_log.InfoFormat("chain head is:{0}{1}", Environment.NewLine, _chainHead.Header);
_params = @params;
_wallet = wallet;
}
/// <summary>
/// Constructs a BlockChain connected to the given list of wallets and a store.
/// </summary>
/// <exception cref="BlockStoreException"/>
public BlockChain(NetworkParameters @params, IEnumerable <Wallet> wallets, IBlockStore blockStore)
{
_blockStore = blockStore;
_chainHead = blockStore.GetChainHead();
_log.InfoFormat("chain head is:{0}{1}", Environment.NewLine, _chainHead.Header);
_params = @params;
_wallets = new List <Wallet>(wallets);
}
// Emulates receiving a valid block that builds on top of the chain.
private BlockPair CreateFakeBlock(params Transaction[] transactions)
{
var b = _blockStore.GetChainHead().Header.CreateNextBlock(new EcKey().ToAddress(_params));
foreach (var tx in transactions)
{
b.AddTransaction(tx);
}
b.Solve();
var pair = new BlockPair();
pair.Block = b;
pair.StoredBlock = _blockStore.GetChainHead().Build(b);
_blockStore.Put(pair.StoredBlock);
_blockStore.SetChainHead(pair.StoredBlock);
return(pair);
}
// Emulates receiving a valid block that builds on top of the chain.
public static BlockPair CreateFakeBlock(NetworkParameters @params, IBlockStore blockStore, params Transaction[] transactions)
{
var b = MakeTestBlock(@params, blockStore);
// Coinbase tx was already added.
foreach (var tx in transactions)
b.AddTransaction(tx);
b.Solve();
var pair = new BlockPair();
pair.Block = b;
pair.StoredBlock = blockStore.GetChainHead().Build(b);
blockStore.Put(pair.StoredBlock);
blockStore.SetChainHead(pair.StoredBlock);
return pair;
}
// Emulates receiving a valid block that builds on top of the chain.
public static BlockPair CreateFakeBlock(NetworkParameters networkParams, IBlockStore blockStore, params Transaction[] transactions)
{
var b = MakeTestBlock(networkParams, blockStore);
// Coinbase tx was already added.
foreach (var tx in transactions)
{
b.AddTransaction(tx);
}
b.Solve();
var pair = new BlockPair();
pair.Block = b;
pair.StoredBlock = blockStore.GetChainHead().Build(b);
blockStore.Put(pair.StoredBlock);
blockStore.SetChainHead(pair.StoredBlock);
return(pair);
}
/// <summary>
/// Constructs a BlockChain connected to the given list of wallets and a store.
/// </summary>
/// <exception cref="BlockStoreException"/>
public BlockChain(NetworkParameters @params, IEnumerable<Wallet> wallets, IBlockStore blockStore)
{
_blockStore = blockStore;
_chainHead = blockStore.GetChainHead();
_log.InfoFormat("chain head is:{0}{1}", Environment.NewLine, _chainHead.Header);
_params = @params;
_wallets = new List<Wallet>(wallets);
}
/// <exception cref="BlockStoreException"/>
public static Block MakeTestBlock(NetworkParameters @params, IBlockStore blockStore)
{
return blockStore.GetChainHead().Header.CreateNextBlock(new EcKey().ToAddress(@params));
}
/// <exception cref="BlockStoreException"/>
public static Block MakeSolvedTestBlock(NetworkParameters @params, IBlockStore blockStore)
{
var b = blockStore.GetChainHead().Header.CreateNextBlock(new EcKey().ToAddress(@params));
b.Solve();
return b;
}
/// <summary>
/// Constructs a BlockChain connected to the given wallet and store. To obtain a <see cref="Wallet">Wallet</see> you can construct
/// one from scratch, or you can deserialize a saved wallet from disk using <see cref="Wallet.LoadFromFile(System.IO.FileInfo)">Wallet.LoadFromFile(System.IO.FileInfo)</see><p />
/// </summary>
/// <remarks>
/// For the store you can use a <see cref="MemoryBlockStore">MemoryBlockStore</see> if you don't care about saving the downloaded data, or a
/// <see cref="BoundedOverheadBlockStore">BoundedOverheadBlockStore</see> if you'd like to ensure fast start-up the next time you run the program.
/// </remarks>
public BlockChain(NetworkParameters @params, Wallet wallet, IBlockStore blockStore)
{
_blockStore = blockStore;
_chainHead = blockStore.GetChainHead();
_log.InfoFormat("chain head is:{0}{1}", Environment.NewLine, _chainHead.Header);
_params = @params;
_wallet = wallet;
}
/// <summary>
/// Constructs a BlockChain connected to the given list of wallets and a store.
/// </summary>
/// <exception cref="BitcoinSharp.Blockchain.Store.BlockStoreException" />
public BlockChain(NetworkParameters networkParameters, IEnumerable<IDefaultWallet> wallets, IBlockStore blockStore)
{
_blockStore = blockStore;
_chainHead = blockStore.GetChainHead();
Log.InfoFormat("chain head is:{0}{1}", Environment.NewLine, _chainHead.BlockHeader);
_networkParameters = networkParameters;
_wallets = new List<IDefaultWallet>(wallets);
}
/// <exception cref="BlockStoreException"/>
public static Block MakeTestBlock(NetworkParameters networkParams, IBlockStore blockStore)
{
return(blockStore.GetChainHead().Header.CreateNextBlock(new EcKey().ToAddress(networkParams)));
}