Examples with User org.hyperledger.fabric.sdk.User used on opensource projects

Example 1 with User

use of org.hyperledger.fabric.sdk.User in project fabric-sdk-java by hyperledger.

the class TransactionContextTest method testGetters.

@Test
public void testGetters() throws Exception {
    Channel channel = createTestChannel("channel1");
    User user = hfclient.getUserContext();
    CryptoSuite cryptoSuite = hfclient.getCryptoSuite();
    TransactionContext context = new TransactionContext(channel, user, cryptoSuite);
    // ensure getCryptoPrimitives returns what we passed in to the constructor
    CryptoSuite cryptoPrimitives = context.getCryptoPrimitives();
    Assert.assertEquals(cryptoSuite, cryptoPrimitives);
}

Example 2 with User

use of org.hyperledger.fabric.sdk.User in project fabric-sdk-java by hyperledger.

the class TransactionContextTest method createTestContext.

// ==========================================================================================
// Helper methods
// ==========================================================================================
private TransactionContext createTestContext() {
    Channel channel = createTestChannel("channel1");
    User user = hfclient.getUserContext();
    CryptoSuite cryptoSuite = hfclient.getCryptoSuite();
    return new TransactionContext(channel, user, cryptoSuite);
}

Example 3 with User

use of org.hyperledger.fabric.sdk.User in project fabric-sdk-java by hyperledger.

the class End2endAndBackAgainIT method runChannel.

// Disable MethodLength as this method is for instructional purposes and hence
// we don't want to split it into smaller pieces
// CHECKSTYLE:OFF: MethodLength
void runChannel(HFClient client, Channel channel, SampleOrg sampleOrg, final int delta) {
    final String channelName = channel.getName();
    try {
        client.setUserContext(sampleOrg.getUser(TESTUSER_1_NAME));
        // final boolean changeContext = false; // BAR_CHANNEL_NAME.equals(channel.getName()) ? true : false;
        final boolean changeContext = BAR_CHANNEL_NAME.equals(channel.getName());
        out("Running Channel %s with a delta %d", channelName, delta);
        out("ChaincodeID: ", chaincodeID);
        // //////////////////////////
        // Send Query Proposal to all peers see if it's what we expect from end of End2endIT
        // 
        queryChaincodeForExpectedValue(client, channel, "" + (300 + delta), chaincodeID);
        // Set user context on client but use explicit user contest on each call.
        if (changeContext) {
            client.setUserContext(sampleOrg.getUser(TESTUSER_1_NAME));
        }
        // exercise v1 of chaincode
        moveAmount(client, channel, chaincodeID, "25", changeContext ? sampleOrg.getPeerAdmin() : null).thenApply((BlockEvent.TransactionEvent transactionEvent) -> {
            try {
                waitOnFabric();
                client.setUserContext(sampleOrg.getUser(TESTUSER_1_NAME));
                queryChaincodeForExpectedValue(client, channel, "" + (325 + delta), chaincodeID);
                // ////////////////
                // Start of upgrade first must install it.
                client.setUserContext(sampleOrg.getPeerAdmin());
                // /////////////
                // //
                InstallProposalRequest installProposalRequest = client.newInstallProposalRequest();
                installProposalRequest.setChaincodeID(chaincodeID);
                // //For GO language and serving just a single user, chaincodeSource is mostly likely the users GOPATH
                installProposalRequest.setChaincodeSourceLocation(Paths.get(TEST_FIXTURES_PATH, CHAIN_CODE_FILEPATH).toFile());
                installProposalRequest.setChaincodeVersion(CHAIN_CODE_VERSION_11);
                installProposalRequest.setProposalWaitTime(testConfig.getProposalWaitTime());
                installProposalRequest.setChaincodeLanguage(CHAIN_CODE_LANG);
                if (changeContext) {
                    installProposalRequest.setUserContext(sampleOrg.getPeerAdmin());
                }
                out("Sending install proposal for channel: %s", channel.getName());
                // //////////////////////////
                // only a client from the same org as the peer can issue an install request
                int numInstallProposal = 0;
                Collection<ProposalResponse> responses;
                final Collection<ProposalResponse> successful = new LinkedList<>();
                final Collection<ProposalResponse> failed = new LinkedList<>();
                Collection<Peer> peersFromOrg = channel.getPeers();
                numInstallProposal = numInstallProposal + peersFromOrg.size();
                responses = client.sendInstallProposal(installProposalRequest, peersFromOrg);
                for (ProposalResponse response : responses) {
                    if (response.getStatus() == Status.SUCCESS) {
                        out("Successful install proposal response Txid: %s from peer %s", response.getTransactionID(), response.getPeer().getName());
                        successful.add(response);
                    } else {
                        failed.add(response);
                    }
                }
                out("Received %d install proposal responses. Successful+verified: %d . Failed: %d", numInstallProposal, successful.size(), failed.size());
                if (failed.size() > 0) {
                    ProposalResponse first = failed.iterator().next();
                    fail("Not enough endorsers for install :" + successful.size() + ".  " + first.getMessage());
                }
                if (changeContext) {
                    installProposalRequest.setUserContext(sampleOrg.getPeerAdmin());
                }
                UpgradeProposalRequest upgradeProposalRequest = client.newUpgradeProposalRequest();
                upgradeProposalRequest.setChaincodeID(chaincodeID_11);
                upgradeProposalRequest.setProposalWaitTime(testConfig.getProposalWaitTime());
                upgradeProposalRequest.setFcn("init");
                // no arguments don't change the ledger see chaincode.
                upgradeProposalRequest.setArgs(new String[] {});
                ChaincodeEndorsementPolicy chaincodeEndorsementPolicy;
                chaincodeEndorsementPolicy = new ChaincodeEndorsementPolicy();
                chaincodeEndorsementPolicy.fromYamlFile(new File(TEST_FIXTURES_PATH + "/sdkintegration/chaincodeendorsementpolicy.yaml"));
                upgradeProposalRequest.setChaincodeEndorsementPolicy(chaincodeEndorsementPolicy);
                Map<String, byte[]> tmap = new HashMap<>();
                tmap.put("test", "data".getBytes());
                upgradeProposalRequest.setTransientMap(tmap);
                if (changeContext) {
                    upgradeProposalRequest.setUserContext(sampleOrg.getPeerAdmin());
                }
                out("Sending upgrade proposal");
                Collection<ProposalResponse> responses2;
                responses2 = channel.sendUpgradeProposal(upgradeProposalRequest);
                successful.clear();
                failed.clear();
                for (ProposalResponse response : responses2) {
                    if (response.getStatus() == Status.SUCCESS) {
                        out("Successful upgrade proposal response Txid: %s from peer %s", response.getTransactionID(), response.getPeer().getName());
                        successful.add(response);
                    } else {
                        failed.add(response);
                    }
                }
                out("Received %d upgrade proposal responses. Successful+verified: %d . Failed: %d", channel.getPeers().size(), successful.size(), failed.size());
                if (failed.size() > 0) {
                    ProposalResponse first = failed.iterator().next();
                    throw new AssertionError("Not enough endorsers for upgrade :" + successful.size() + ".  " + first.getMessage());
                }
                if (changeContext) {
                    return channel.sendTransaction(successful, sampleOrg.getPeerAdmin()).get(testConfig.getTransactionWaitTime(), TimeUnit.SECONDS);
                } else {
                    return channel.sendTransaction(successful).get(testConfig.getTransactionWaitTime(), TimeUnit.SECONDS);
                }
            } catch (CompletionException e) {
                throw e;
            } catch (Exception e) {
                throw new CompletionException(e);
            }
        }).thenApply(transactionEvent -> {
            try {
                waitOnFabric(10000);
                out("Chaincode has been upgraded to version %s", CHAIN_CODE_VERSION_11);
                // Check to see if peers have new chaincode and old chaincode is gone.
                client.setUserContext(sampleOrg.getPeerAdmin());
                for (Peer peer : channel.getPeers()) {
                    if (!checkInstalledChaincode(client, peer, CHAIN_CODE_NAME, CHAIN_CODE_PATH, CHAIN_CODE_VERSION_11)) {
                        throw new AssertionError(format("Peer %s is missing chaincode name:%s, path:%s, version: %s", peer.getName(), CHAIN_CODE_NAME, CHAIN_CODE_PATH, CHAIN_CODE_PATH));
                    }
                    // should be instantiated too..
                    if (!checkInstantiatedChaincode(channel, peer, CHAIN_CODE_NAME, CHAIN_CODE_PATH, CHAIN_CODE_VERSION_11)) {
                        throw new AssertionError(format("Peer %s is missing instantiated chaincode name:%s, path:%s, version: %s", peer.getName(), CHAIN_CODE_NAME, CHAIN_CODE_PATH, CHAIN_CODE_PATH));
                    }
                    if (checkInstantiatedChaincode(channel, peer, CHAIN_CODE_NAME, CHAIN_CODE_PATH, CHAIN_CODE_VERSION)) {
                        throw new AssertionError(format("Peer %s still has old instantiated chaincode name:%s, path:%s, version: %s", peer.getName(), CHAIN_CODE_NAME, CHAIN_CODE_PATH, CHAIN_CODE_PATH));
                    }
                }
                client.setUserContext(sampleOrg.getUser(TESTUSER_1_NAME));
                // /Check if we still get the same value on the ledger
                out("delta is %s", delta);
                queryChaincodeForExpectedValue(client, channel, "" + (325 + delta), chaincodeID);
                // Now lets run the new chaincode which should *double* the results we asked to move.
                return moveAmount(client, channel, chaincodeID_11, "50", changeContext ? sampleOrg.getPeerAdmin() : null).get(testConfig.getTransactionWaitTime(), // really move 100
                TimeUnit.SECONDS);
            } catch (CompletionException e) {
                throw e;
            } catch (Exception e) {
                throw new CompletionException(e);
            }
        }).thenApply(transactionEvent -> {
            waitOnFabric(10000);
            queryChaincodeForExpectedValue(client, channel, "" + (425 + delta), chaincodeID_11);
            return null;
        }).exceptionally(e -> {
            if (e instanceof CompletionException && e.getCause() != null) {
                e = e.getCause();
            }
            if (e instanceof TransactionEventException) {
                BlockEvent.TransactionEvent te = ((TransactionEventException) e).getTransactionEvent();
                if (te != null) {
                    e.printStackTrace(System.err);
                    fail(format("Transaction with txid %s failed. %s", te.getTransactionID(), e.getMessage()));
                }
            }
            e.printStackTrace(System.err);
            fail(format("Test failed with %s exception %s", e.getClass().getName(), e.getMessage()));
            return null;
        }).get(testConfig.getTransactionWaitTime(), TimeUnit.SECONDS);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
    out("Running for Channel %s done", channelName);
}

Example 4 with User

use of org.hyperledger.fabric.sdk.User in project fabric-sdk-java by hyperledger.

the class NetworkConfigIT method getTheClient.

// Returns a new client instance
private static HFClient getTheClient() throws Exception {
    HFClient client = HFClient.createNewInstance();
    client.setCryptoSuite(CryptoSuite.Factory.getCryptoSuite());
    User peerAdmin = getAdminUser(TEST_ORG);
    client.setUserContext(peerAdmin);
    return client;
}

Example 5 with User

use of org.hyperledger.fabric.sdk.User in project fabric-sdk-java by hyperledger.

the class TransactionContext method signByteStrings.

public ByteString[] signByteStrings(User[] users, ByteString... bs) throws CryptoException {
    if (bs == null) {
        return null;
    }
    if (bs.length == 0) {
        return null;
    }
    if (bs.length == 1 && bs[0] == null) {
        return null;
    }
    ByteString f = bs[0];
    for (int i = 1; i < bs.length; ++i) {
        f = f.concat(bs[i]);
    }
    final byte[] signbytes = f.toByteArray();
    ByteString[] ret = new ByteString[users.length];
    int i = -1;
    for (User user : users) {
        ret[++i] = ByteString.copyFrom(cryptoPrimitives.sign(user.getEnrollment().getKey(), signbytes));
    }
    return ret;
}