public static ExpressChain CreateBlockchain(int count)
{
var wallets = new List <(DevWallet wallet, Neo.Wallets.WalletAccount account)>(count);
ushort GetPortNumber(int index, ushort portNumber) => (ushort)((49000 + (index * 1000)) + portNumber);
try
{
for (var i = 1; i <= count; i++)
{
var wallet = new DevWallet($"node{i}");
var account = wallet.CreateAccount();
account.IsDefault = true;
wallets.Add((wallet, account));
}
var keys = wallets.Select(t => t.account.GetKey().PublicKey).ToArray();
var contract = Neo.SmartContract.Contract.CreateMultiSigContract((keys.Length * 2 / 3) + 1, keys);
foreach (var(wallet, account) in wallets)
{
var multiSigContractAccount = wallet.CreateAccount(contract, account.GetKey());
multiSigContractAccount.Label = "MultiSigContract";
}
// 49152 is the first port in the "Dynamic and/or Private" range as specified by IANA
// http://www.iana.org/assignments/port-numbers
var nodes = new List <ExpressConsensusNode>(count);
for (var i = 0; i < count; i++)
{
nodes.Add(new ExpressConsensusNode()
{
TcpPort = GetPortNumber(i, 333),
WebSocketPort = GetPortNumber(i, 334),
RpcPort = GetPortNumber(i, 332),
Wallet = wallets[i].wallet.ToExpressWallet()
});
}
return(new ExpressChain()
{
Magic = ExpressChain.GenerateMagicValue(),
ConsensusNodes = nodes,
});
}
finally
{
foreach (var(wallet, _) in wallets)
{
wallet.Dispose();
}
}
}