/// <summary>
/// 节点对交易进行背书
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
public async Task <EndorseResponse> Endorse(TxRequest request)
{
EndorseResponse response = new EndorseResponse();
//背书
var result = await _node.ChainCodeSubmit(request);
if (result.StatusCode != StatusCode.Successful)
{
response.Status = false;
response.Msg = result.StatusCode.ToString() + ":" + result.Message;
return(response);
}
response.TxReadWriteSet = result.TxReadWriteSet;
response.Status = true;
response.Msg = "背书完成";
response.Endorsement.Identity = _configProviders.GetPublicIndentity();
//var str = Newtonsoft.Json.JsonConvert.SerializeObject(response);
var privatekey = _configProviders.GetPrivateKey();
//节点对背书数据签名
// response.Endorsement.Signature = DataHelper.RSASignature(str, privatekey);
response.Endorsement.Signature = RSAHelper.SignData(privatekey, response);
return(response);
}
/// <summary>
/// 创建新通道 默认只加载本地的节点
/// </summary>
/// <param name="channelName"></param>
public async Task <TxResponse> CreateNewChannel(string channelId)
{
//创建交易请求
var txHeader = new TxHeader();
txHeader.ChannelId = channelId;
txHeader.Type = TxType.Invoke;
txHeader.ChaincodeName = ConfigKey.SysNetConfigChaincode;
txHeader.FuncName = ConfigKey.InitChannelFunc;
txHeader.Args = new string[] { channelId };
var tx = ModelHelper.ToTxRequest(txHeader);
EndorseResponse response = new EndorseResponse();
var result = ChainCodeSubmit(tx).Result;
if (result.StatusCode != StatusCode.Successful)
{
return(new TxResponse()
{
Status = false, Msg = result.Message
});
}
response.TxReadWriteSet = result.TxReadWriteSet;
response.Status = true;
response.Msg = "背书完成";
response.Endorsement.Identity = _configProvider.GetPublicIndentity();
var str = Newtonsoft.Json.JsonConvert.SerializeObject(response);
var privatekey = _configProvider.GetPrivateKey();
//节点对背书数据签名
response.Endorsement.Signature = RSAHelper.SignData(privatekey, response);
Envelope envelope = new Envelope();
envelope.TxReqeust = tx;
envelope.Endorsements.Add(response.Endorsement);
envelope.PayloadReponse = new ProposaResponsePayload();
envelope.PayloadReponse.Message = response.Msg;
envelope.PayloadReponse.Status = response.Status;
envelope.PayloadReponse.TxReadWriteSet = response.TxReadWriteSet;
var block = new Block();
block.Header.ChannelId = channelId;
block.Header.Number = 0;
block.Header.Term = 0;
block.Header.Timestamp = DateTime.Now.Ticks;
block.Data.Envelopes.Add(envelope);
block.Signer.Identity = _configProvider.GetPublicIndentity();
//计算hash·
block.Header.DataHash = RSAHelper.GenerateMD5(Newtonsoft.Json.JsonConvert.SerializeObject(block));
//对整个区块进行签名
block.Signer.Signature = RSAHelper.SignData(_configProvider.GetPrivateKey(), block);
//上链
await _dataManager.PutOnChainBlockAsync(block);
return(new TxResponse()
{
Status = true
});
}
