public void SalvarInfo(string id, Dictionary <string, string> vero)
{
var tx_id = client.NewTransactionProposalRequest();
tx_id.Args = new List <string>()
{
id, Newtonsoft.Json.JsonConvert.SerializeObject(vero)
};
tx_id.ChaincodeID = new Hyperledger.Fabric.SDK.ChaincodeID()
{
Name = chaincode
};
tx_id.Fcn = "salvarInfo";
var result = channel.SendTransactionProposal(tx_id);
if (result.Count > 0)
{
// return Newtonsoft.Json.JsonConvert.DeserializeObject<FabCarCollections>(System.Text.Encoding.UTF8.GetString(result[0].ChaincodeActionResponsePayload));
Console.WriteLine(result[0].TransactionID);
var eventHub = client.NewEventHub("event1", $"grpc://{Program.ServerIP}:7053");
channel.AddEventHub(eventHub);
eventHub.ConnectAsync(result[0].TransactionContext).Wait();
var result2 = channel.SendTransaction(result);
while (true)
{
Console.Write($"\r{eventHub.Status}");
break;
}
}
//return null;
}
public void CreateCar(FabCarItem carItem)
{
// createCar chaincode function - requires 5 args, ex: args: ['CAR12', 'Honda', 'Accord', 'Black', 'Tom'],
var tx_id = client.NewTransactionProposalRequest();
tx_id.Args = new List <string>()
{
carItem.Key,
carItem.Record.make,
carItem.Record.model,
carItem.Record.color,
carItem.Record.owner,
};
tx_id.ChaincodeID = new Hyperledger.Fabric.SDK.ChaincodeID()
{
Name = chaincode
};
tx_id.Fcn = "createCar";
var result = channel.SendTransactionProposal(tx_id);
if (result.Count > 0)
{
// return Newtonsoft.Json.JsonConvert.DeserializeObject<FabCarCollections>(System.Text.Encoding.UTF8.GetString(result[0].ChaincodeActionResponsePayload));
Console.WriteLine(result[0].TransactionID);
var eventHub = client.NewEventHub("event1", $"grpc://{Program.ServerIP}:7053");
channel.AddEventHub(eventHub);
eventHub.ConnectAsync(result[0].TransactionContext).Wait();
var result2 = channel.SendTransaction(result);
while (true)
{
Console.Write($"\r{eventHub.Status}");
break;
}
}
//return null;
}
// ReSharper disable once UnusedMethodReturnValue.Local
private static TransactionEvent MoveAmount(HFClient client, Channel channel, ChaincodeID chaincodeID, string from, string to, string moveAmount, IUser user)
{
List <ProposalResponse> successful = new List <ProposalResponse>();
List <ProposalResponse> failed = new List <ProposalResponse>();
///////////////
// Send transaction proposal to all peers
TransactionProposalRequest transactionProposalRequest = client.NewTransactionProposalRequest();
transactionProposalRequest.SetChaincodeID(chaincodeID);
transactionProposalRequest.SetFcn("move");
transactionProposalRequest.SetArgs(from, to, moveAmount);
transactionProposalRequest.SetProposalWaitTime(testConfig.GetProposalWaitTime());
if (user != null)
{
// specific user use that
transactionProposalRequest.SetUserContext(user);
}
Util.COut("sending transaction proposal to all peers with arguments: move(%s,%s,%s)", from, to, moveAmount);
List <ProposalResponse> invokePropResp = channel.SendTransactionProposal(transactionProposalRequest);
foreach (ProposalResponse response in invokePropResp)
{
if (response.Status == ChaincodeResponse.ChaincodeResponseStatus.SUCCESS)
{
Util.COut("Successful transaction proposal response Txid: {0} from peer {1}", response.TransactionID, response.Peer.Name);
successful.Add(response);
}
else
{
failed.Add(response);
}
}
// Check that all the proposals are consistent with each other. We should have only one set
// where all the proposals above are consistent.
List <HashSet <ProposalResponse> > proposalConsistencySets = SDKUtils.GetProposalConsistencySets(invokePropResp);
if (proposalConsistencySets.Count != 1)
{
Assert.Fail($"Expected only one set of consistent move proposal responses but got {proposalConsistencySets.Count}");
}
Util.COut("Received {0} transaction proposal responses. Successful+verified: {1} . Failed: {2}", invokePropResp.Count, successful.Count, failed.Count);
if (failed.Count > 0)
{
ProposalResponse firstTransactionProposalResponse = failed.First();
throw new ProposalException($"Not enough endorsers for invoke(move {from},{to},{moveAmount}):{firstTransactionProposalResponse.Status} endorser error:{firstTransactionProposalResponse.Message}. Was verified:{firstTransactionProposalResponse.IsVerified}");
}
Util.COut("Successfully received transaction proposal responses.");
////////////////////////////
// Send transaction to orderer
Util.COut("Sending chaincode transaction(move %s,%s,%s) to orderer.", from, to, moveAmount);
if (user != null)
{
return(channel.SendTransaction(successful, user, testConfig.GetTransactionWaitTime() * 1000));
}
return(channel.SendTransaction(successful, testConfig.GetTransactionWaitTime() * 1000));
}
[Ignore] //Hostnames reported by service discovery won't work unless you edit hostfile
public void Setup()
{
//Persistence is not part of SDK. Sample file store is for demonstration purposes only!
// MUST be replaced with more robust application implementation (Database, LDAP)
Util.COut("\n\n\nRUNNING: %s.\n", "ServiceDiscoveryIT");
SampleStore sampleStore = new SampleStore(sampleStoreFile);
// SampleUser peerAdmin = sampleStore.getMember("admin", "peerOrg1");
SampleUser user1 = sampleStore.GetMember("user1", "peerOrg1");
HFClient client = HFClient.Create();
testConfig.GetIntegrationTestsSampleOrg("peerOrg1");
client.CryptoSuite = Factory.GetCryptoSuite();
client.UserContext = user1;
Properties properties = testConfig.GetPeerProperties("peer0.org1.example.com");
string protocol = testConfig.IsRunningFabricTLS() ? "grpcs:" : "grpc:";
Properties sdprops = new Properties();
//Create initial discovery peer.
Peer discoveryPeer = client.NewPeer("peer0.org1.example.com", protocol + "//localhost:7051", properties);
Channel foo = client.NewChannel("foo"); //create channel that will be discovered.
foo.AddPeer(discoveryPeer, PeerOptions.CreatePeerOptions().SetPeerRoles(PeerRole.SERVICE_DISCOVERY, PeerRole.LEDGER_QUERY, PeerRole.EVENT_SOURCE, PeerRole.CHAINCODE_QUERY));
// Need to provide client TLS certificate and key files when running mutual tls.
if (testConfig.IsRunningFabricTLS())
{
sdprops.Add("org.hyperledger.fabric.sdk.discovery.default.clientCertFile", "fixture/sdkintegration/e2e-2Orgs/v1.2/crypto-config/peerOrganizations/org1.example.com/users/[email protected]/tls/client.crt".Locate());
sdprops.Add("org.hyperledger.fabric.sdk.discovery.default.clientKeyFile", "fixture/sdkintegration/e2e-2Orgs/v1.2/crypto-config/peerOrganizations/org1.example.com/users/[email protected]/tls/client.key".Locate());
// Need to do host name override for true tls in testing environment
sdprops.Add("org.hyperledger.fabric.sdk.discovery.endpoint.hostnameOverride.localhost:7050", "orderer.example.com");
sdprops.Add("org.hyperledger.fabric.sdk.discovery.endpoint.hostnameOverride.localhost:7051", "peer0.org1.example.com");
sdprops.Add("org.hyperledger.fabric.sdk.discovery.endpoint.hostnameOverride.localhost:7056", "peer1.org1.example.com");
}
else
{
sdprops.Add("org.hyperledger.fabric.sdk.discovery.default.protocol", "grpc:");
}
foo.ServiceDiscoveryProperties = sdprops;
string channel = foo.Serialize();
// Next 3 lines are for testing purposes only!
foo.Shutdown(false);
foo = client.DeSerializeChannel(channel);
foo.Initialize(); // initialize the channel.
List <string> expect = new List <string>()
{
protocol + "//orderer.example.com:7050"
}; //discovered orderer
foreach (Orderer orderer in foo.Orderers)
{
expect.Remove(orderer.Url);
}
Assert.IsTrue(expect.Count == 0);
List <string> discoveredChaincodeNames = foo.GetDiscoveredChaincodeNames();
Assert.IsTrue(discoveredChaincodeNames.Contains(CHAIN_CODE_NAME));
ChaincodeID chaincodeID = new ChaincodeID();
chaincodeID.Name = CHAIN_CODE_NAME;
///////////////
// Send transaction proposal to all peers
TransactionProposalRequest transactionProposalRequest = client.NewTransactionProposalRequest();
transactionProposalRequest.SetChaincodeID(chaincodeID);
transactionProposalRequest.SetChaincodeLanguage(CHAIN_CODE_LANG);
transactionProposalRequest.SetFcn("move");
transactionProposalRequest.SetProposalWaitTime(testConfig.GetProposalWaitTime());
transactionProposalRequest.SetArgs("a", "b", "1");
//Send proposal request discovering the what endorsers (peers) are needed.
List <ProposalResponse> transactionPropResp = foo.SendTransactionProposalToEndorsers(transactionProposalRequest, DiscoveryOptions.CreateDiscoveryOptions().SetEndorsementSelector(ServiceDiscovery.ENDORSEMENT_SELECTION_RANDOM).SetForceDiscovery(true));
Assert.IsFalse(transactionPropResp.Count == 0);
transactionProposalRequest = client.NewTransactionProposalRequest();
transactionProposalRequest.SetChaincodeID(chaincodeID);
transactionProposalRequest.SetChaincodeLanguage(CHAIN_CODE_LANG);
transactionProposalRequest.SetFcn("move");
transactionProposalRequest.SetProposalWaitTime(testConfig.GetProposalWaitTime());
transactionProposalRequest.SetArgs("a", "b", "1");
//Send proposal request discovering the what endorsers (peers) are needed.
transactionPropResp = foo.SendTransactionProposalToEndorsers(transactionProposalRequest, DiscoveryOptions.CreateDiscoveryOptions().IgnoreEndpoints("blah.blah.blah.com:90", "blah.com:80",
// aka peer0.org1.example.com our discovery peer. Lets ignore it in endorsers selection and see if other discovered peer endorses.
"peer0.org1.example.com:7051")
// if chaincode makes additional chaincode calls or uses collections you should add them with setServiceDiscoveryChaincodeInterests
// .setServiceDiscoveryChaincodeInterests(Channel.ServiceDiscoveryChaincodeCalls.createServiceDiscoveryChaincodeCalls("someOtherChaincodeName").addCollections("collection1", "collection2"))
);
Assert.AreEqual(transactionPropResp.Count, 1);
ProposalResponse proposalResponse = transactionPropResp.First();
Peer peer = proposalResponse.Peer;
Assert.AreEqual(protocol + "//peer1.org1.example.com:7056", peer.Url); // not our discovery peer but the discovered one.
string expectedTransactionId = null;
StringBuilder evenTransactionId = new StringBuilder();
foreach (ProposalResponse response in transactionPropResp)
{
expectedTransactionId = response.TransactionID;
if (response.Status != ChaincodeResponse.ChaincodeResponseStatus.SUCCESS || !response.IsVerified)
{
Assert.Fail("Failed status bad endorsement");
}
}
//Send it to the orderer that was discovered.
try
{
TransactionEvent transactionEvent = foo.SendTransaction(transactionPropResp);
evenTransactionId.Length = 0;
evenTransactionId.Append(transactionEvent.TransactionID);
}
catch (TransactionEventException e)
{
TransactionEvent te = e.TransactionEvent;
if (te != null)
{
throw new System.Exception($"Transaction with txid {te.TransactionID} failed. {e.Message}");
}
}
catch (System.Exception e)
{
throw new System.Exception($"Test failed with {e.Message} exception {e}");
}
Assert.AreEqual(expectedTransactionId, evenTransactionId.ToString());
Util.COut("That's all folks!");
}
private TransactionEvent MoveAmount(HFClient client, Channel channel, ChaincodeID chaincdeID, string moveAmount, IUser user)
{
try
{
List <ProposalResponse> successful = new List <ProposalResponse>();
List <ProposalResponse> failed = new List <ProposalResponse>();
///////////////
// Send transaction proposal to all peers
TransactionProposalRequest transactionProposalRequest = client.NewTransactionProposalRequest();
transactionProposalRequest.ChaincodeID = chaincdeID;
transactionProposalRequest.Fcn = "move";
transactionProposalRequest.SetArgs( //test using bytes .. end2end uses Strings.
"a".ToBytes(), "b".ToBytes(), moveAmount.ToBytes());
transactionProposalRequest.ProposalWaitTime = testConfig.GetProposalWaitTime();
if (user != null)
{
// specific user use that
transactionProposalRequest.UserContext = user;
}
Util.COut("sending transaction proposal to all peers with arguments: move(a,b,{0})", moveAmount);
List <ProposalResponse> invokePropResp = channel.SendTransactionProposal(transactionProposalRequest);
foreach (ProposalResponse response in invokePropResp)
{
if (response.Status == ChaincodeResponse.ChaincodeResponseStatus.SUCCESS)
{
Util.COut("Successful transaction proposal response Txid: {0} from peer {1}", response.TransactionID, response.Peer.Name);
successful.Add(response);
}
else
{
failed.Add(response);
}
}
Util.COut("Received {0} transaction proposal responses. Successful+verified: {1} . Failed: {2}", invokePropResp.Count, successful.Count, failed.Count);
if (failed.Count > 0)
{
ProposalResponse firstTransactionProposalResponse = failed.First();
throw new ProposalException($"Not enough endorsers for invoke(move a,b,{moveAmount}):{firstTransactionProposalResponse.Status} endorser error:{firstTransactionProposalResponse.Message}. Was verified:{firstTransactionProposalResponse.IsVerified}x");
}
Util.COut("Successfully received transaction proposal responses.");
////////////////////////////
// Send transaction to orderer
Util.COut("Sending chaincode transaction(move a,b,{0}) to orderer.", moveAmount);
if (user != null)
{
return(channel.SendTransaction(successful, user, testConfig.GetTransactionWaitTime() * 1000));
}
return(channel.SendTransaction(successful, testConfig.GetTransactionWaitTime() * 1000));
}
catch (System.Exception)
{
throw new TaskCanceledException();
}
}
// ReSharper disable once UnusedMethodReturnValue.Local
private TransactionEvent MoveAmount(HFClient client, Channel channel, ChaincodeID chaincdeID, string moveAmount, IUser user)
{
List <ProposalResponse> successful = new List <ProposalResponse>();
List <ProposalResponse> failed = new List <ProposalResponse>();
///////////////
// Send transaction proposal to all peers
TransactionProposalRequest transactionProposalRequest = client.NewTransactionProposalRequest();
transactionProposalRequest.SetChaincodeID(chaincdeID);
transactionProposalRequest.SetFcn("move");
// Private data needs to be sent via Transient field to prevent identifiable
//information being sent to the orderer.
Dictionary <string, byte[]> transientMap = new Dictionary <string, byte[]>();
transientMap["A"] = "a".ToBytes(); //test using bytes .. end2end uses Strings.
transientMap["B"] = "b".ToBytes();
transientMap["moveAmount"] = moveAmount.ToBytes();
transactionProposalRequest.TransientMap = transientMap;
transactionProposalRequest.SetProposalWaitTime(testConfig.GetProposalWaitTime());
if (user != null)
{
// specific user use that
transactionProposalRequest.SetUserContext(user);
}
Util.COut("sending transaction proposal to all peers with arguments: move(a,b,%s)", moveAmount);
List <ProposalResponse> invokePropResp = channel.SendTransactionProposal(transactionProposalRequest);
foreach (ProposalResponse response in invokePropResp)
{
if (response.Status == ChaincodeResponse.ChaincodeResponseStatus.SUCCESS)
{
Util.COut("Successful transaction proposal response Txid: %s from peer %s", response.TransactionID, response.Peer.Name);
successful.Add(response);
}
else
{
failed.Add(response);
}
}
Util.COut("Received %d transaction proposal responses for moveAmount. Successful+verified: %d . Failed: %d", invokePropResp.Count, successful.Count, failed.Count);
if (failed.Count > 0)
{
ProposalResponse firstTransactionProposalResponse = failed.First();
throw new ProposalException($"Not enough endorsers for invoke(move a,b,{moveAmount}):{firstTransactionProposalResponse.Status} endorser error:{firstTransactionProposalResponse.Message}. Was verified:{firstTransactionProposalResponse.IsVerified}");
}
Util.COut("Successfully received transaction proposal responses.");
////////////////////////////
// Send transaction to orderer
Util.COut("Sending chaincode transaction(move a,b,%s) to orderer.", moveAmount);
if (user != null)
{
return(channel.SendTransaction(successful, user));
}
return(channel.SendTransaction(successful));
}
// ReSharper disable once UnusedMethodReturnValue.Local
private TransactionEvent SetAmount(HFClient client, Channel channel, ChaincodeID chaincdeID, int delta, IUser user)
{
List <ProposalResponse> successful = new List <ProposalResponse>();
List <ProposalResponse> failed = new List <ProposalResponse>();
///////////////
// Send transaction proposal to all peers
TransactionProposalRequest transactionProposalRequest = client.NewTransactionProposalRequest();
transactionProposalRequest.SetChaincodeID(chaincdeID);
transactionProposalRequest.SetFcn("set");
Dictionary <string, byte[]> transientMap = new Dictionary <string, byte[]>();
transientMap["A"] = "a".ToBytes(); // test using bytes as args. End2end uses Strings.
transientMap["AVal"] = "500".ToBytes();
transientMap["B"] = "b".ToBytes();
string arg3 = "" + (200 + delta);
transientMap["BVal"] = arg3.ToBytes();
transactionProposalRequest.TransientMap = transientMap;
transactionProposalRequest.SetProposalWaitTime(testConfig.GetProposalWaitTime());
if (user != null)
{
// specific user use that
transactionProposalRequest.SetUserContext(user);
}
List <ProposalResponse> invokePropResp = channel.SendTransactionProposal(transactionProposalRequest);
foreach (ProposalResponse response in invokePropResp)
{
if (response.Status == ChaincodeResponse.ChaincodeResponseStatus.SUCCESS)
{
Util.COut("Successful transaction proposal response Txid: %s from peer %s", response.TransactionID, response.Peer.Name);
successful.Add(response);
}
else
{
failed.Add(response);
}
}
Util.COut("Received %d transaction proposal responses for setAmount. Successful+verified: %d . Failed: %d", invokePropResp.Count, successful.Count, failed.Count);
if (failed.Count > 0)
{
ProposalResponse firstTransactionProposalResponse = failed.First();
throw new ProposalException($"Not enough endorsers for set(move a,b,{0}):{firstTransactionProposalResponse.Status} endorser error:{firstTransactionProposalResponse.Message}. Was verified:{firstTransactionProposalResponse.IsVerified}");
}
Util.COut("Successfully received transaction proposal responses for setAmount. Now sending to orderer.");
////////////////////////////
// Send transaction to orderer
if (user != null)
{
return(channel.SendTransaction(successful, user));
}
return(channel.SendTransaction(successful));
}