public async Task <(string path, bool online)> CreateCheckpointAsync(IExpressNode expressNode, string checkPointPath, bool force)
{
if (chain.ConsensusNodes.Count != 1)
{
throw new ArgumentException("Checkpoint create is only supported on single node express instances", nameof(chain));
}
checkPointPath = ResolveCheckpointFileName(checkPointPath);
if (fileSystem.File.Exists(checkPointPath))
{
if (force)
{
fileSystem.File.Delete(checkPointPath);
}
else
{
throw new Exception("You must specify --force to overwrite an existing file");
}
}
var parentPath = fileSystem.Path.GetDirectoryName(checkPointPath);
if (!fileSystem.Directory.Exists(parentPath))
{
fileSystem.Directory.CreateDirectory(parentPath);
}
var online = await expressNode.CreateCheckpointAsync(checkPointPath).ConfigureAwait(false);
return(checkPointPath, online);
}
public TransactionExecutor(IFileSystem fileSystem, ExpressChainManager chainManager, bool trace, bool json, TextWriter writer)
{
this.chainManager = chainManager;
expressNode = chainManager.GetExpressNode(trace);
this.fileSystem = fileSystem;
this.json = json;
this.writer = writer;
}
public static async Task <ContractParameterParser> GetContractParameterParserAsync(this IExpressNode expressNode, ExpressChain?chain = null)
{
ContractParameterParser.TryGetUInt160 tryGetAccount = (string name, out UInt160 scriptHash) =>
{
var account = chain?.GetAccount(name);
if (account != null)
{
scriptHash = account.AsUInt160();
return(true);
}
scriptHash = null !;
return(false);
};
var contracts = await expressNode.ListContractsAsync().ConfigureAwait(false);
var lookup = contracts.ToDictionary(c => c.manifest.Name, c => c.hash);
ContractParameterParser.TryGetUInt160 tryGetContract = (string name, out UInt160 scriptHash) =>
{
if (lookup.TryGetValue(name, out var value))
{
scriptHash = value;
return(true);
}
foreach (var kvp in lookup)
{
if (string.Equals(name, kvp.Key, StringComparison.OrdinalIgnoreCase))
{
scriptHash = kvp.Value;
return(true);
}
}
scriptHash = default !;
public static Task <ContractParameterParser> GetContractParameterParserAsync(this IExpressNode expressNode, IExpressChainManager chainManager) => expressNode.GetContractParameterParserAsync(chainManager.Chain);
public static async Task <ContractParameterParser> GetContractParameterParserAsync(this IExpressNode expressNode, IExpressChainManager chainManager, StringComparison comparison = StringComparison.OrdinalIgnoreCase)
{
ContractParameterParser.TryGetUInt160 tryGetAccount = (string name, out UInt160 scriptHash) =>
{
if (chainManager.Chain.TryGetAccountHash(name, out var accountHash, expressNode.ProtocolSettings))
{
scriptHash = accountHash;
return(true);
}
scriptHash = null !;
return(false);
};