private async Task <int> OnExecuteAsync(CommandLineApplication app, IConsole console)
{
try
{
var(chain, _) = Program.LoadExpressChain(Input);
var index = NodeIndex.GetValueOrDefault();
if (!NodeIndex.HasValue && chain.ConsensusNodes.Count > 1)
{
throw new Exception("Node index not specified");
}
if (index >= chain.ConsensusNodes.Count || index < 0)
{
throw new Exception("Invalid node index");
}
var node = chain.ConsensusNodes[index];
var folder = node.GetBlockchainPath();
if (Reset && Directory.Exists(folder))
{
Directory.Delete(folder, true);
}
if (!Directory.Exists(folder))
{
Directory.CreateDirectory(folder);
}
using (var cts = new CancellationTokenSource())
{
console.CancelKeyPress += (sender, args) => cts.Cancel();
await BlockchainOperations.RunBlockchainAsync(folder, chain, index, SecondsPerBlock,
console.Out, cts.Token)
.ConfigureAwait(false);
}
return(0);
}
catch (Exception ex)
{
console.WriteError(ex.Message);
app.ShowHelp();
return(1);
}
}
