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

Example 1 with HFClient

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

the class End2endIT method runChannel.

// CHECKSTYLE.OFF: Method length is 320 lines (max allowed is 150).
void runChannel(HFClient client, Channel channel, boolean installChaincode, SampleOrg sampleOrg, int delta) {
    class ChaincodeEventCapture {

        final String handle;

        final BlockEvent blockEvent;

        final ChaincodeEvent chaincodeEvent;

        ChaincodeEventCapture(String handle, BlockEvent blockEvent, ChaincodeEvent chaincodeEvent) {
            this.handle = handle;
            this.blockEvent = blockEvent;
            this.chaincodeEvent = chaincodeEvent;
        }
    }
    // Test list to capture chaincode events.
    Vector<ChaincodeEventCapture> chaincodeEvents = new Vector<>();
    try {
        final String channelName = channel.getName();
        boolean isFooChain = FOO_CHANNEL_NAME.equals(channelName);
        out("Running channel %s", channelName);
        Collection<Orderer> orderers = channel.getOrderers();
        final ChaincodeID chaincodeID;
        Collection<ProposalResponse> responses;
        Collection<ProposalResponse> successful = new LinkedList<>();
        Collection<ProposalResponse> failed = new LinkedList<>();
        // Register a chaincode event listener that will trigger for any chaincode id and only for EXPECTED_EVENT_NAME event.
        String chaincodeEventListenerHandle = channel.registerChaincodeEventListener(Pattern.compile(".*"), Pattern.compile(Pattern.quote(EXPECTED_EVENT_NAME)), (handle, blockEvent, chaincodeEvent) -> {
            chaincodeEvents.add(new ChaincodeEventCapture(handle, blockEvent, chaincodeEvent));
            String es = blockEvent.getPeer() != null ? blockEvent.getPeer().getName() : blockEvent.getEventHub().getName();
            out("RECEIVED Chaincode event with handle: %s, chaincode Id: %s, chaincode event name: %s, " + "transaction id: %s, event payload: \"%s\", from eventhub: %s", handle, chaincodeEvent.getChaincodeId(), chaincodeEvent.getEventName(), chaincodeEvent.getTxId(), new String(chaincodeEvent.getPayload()), es);
        });
        // For non foo channel unregister event listener to test events are not called.
        if (!isFooChain) {
            channel.unregisterChaincodeEventListener(chaincodeEventListenerHandle);
            chaincodeEventListenerHandle = null;
        }
        ChaincodeID.Builder chaincodeIDBuilder = ChaincodeID.newBuilder().setName(CHAIN_CODE_NAME).setVersion(CHAIN_CODE_VERSION);
        if (null != CHAIN_CODE_PATH) {
            chaincodeIDBuilder.setPath(CHAIN_CODE_PATH);
        }
        chaincodeID = chaincodeIDBuilder.build();
        if (installChaincode) {
            // //////////////////////////
            // Install Proposal Request
            // 
            client.setUserContext(sampleOrg.getPeerAdmin());
            out("Creating install proposal");
            InstallProposalRequest installProposalRequest = client.newInstallProposalRequest();
            installProposalRequest.setChaincodeID(chaincodeID);
            if (isFooChain) {
                // on foo chain install from directory.
                // //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());
            } else {
                if (CHAIN_CODE_LANG.equals(Type.GO_LANG)) {
                    installProposalRequest.setChaincodeInputStream(Util.generateTarGzInputStream((Paths.get(TEST_FIXTURES_PATH, CHAIN_CODE_FILEPATH, "src", CHAIN_CODE_PATH).toFile()), Paths.get("src", CHAIN_CODE_PATH).toString()));
                } else {
                    installProposalRequest.setChaincodeInputStream(Util.generateTarGzInputStream((Paths.get(TEST_FIXTURES_PATH, CHAIN_CODE_FILEPATH).toFile()), "src"));
                }
            }
            installProposalRequest.setChaincodeVersion(CHAIN_CODE_VERSION);
            installProposalRequest.setChaincodeLanguage(CHAIN_CODE_LANG);
            out("Sending install proposal");
            // //////////////////////////
            // only a client from the same org as the peer can issue an install request
            int numInstallProposal = 0;
            // Set<String> orgs = orgPeers.keySet();
            // for (SampleOrg org : testSampleOrgs) {
            Collection<Peer> peers = channel.getPeers();
            numInstallProposal = numInstallProposal + peers.size();
            responses = client.sendInstallProposal(installProposalRequest, peers);
            for (ProposalResponse response : responses) {
                if (response.getStatus() == ProposalResponse.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());
            }
        }
        // client.setUserContext(sampleOrg.getUser(TEST_ADMIN_NAME));
        // final ChaincodeID chaincodeID = firstInstallProposalResponse.getChaincodeID();
        // Note installing chaincode does not require transaction no need to
        // send to Orderers
        // /////////////
        // // Instantiate chaincode.
        InstantiateProposalRequest instantiateProposalRequest = client.newInstantiationProposalRequest();
        instantiateProposalRequest.setProposalWaitTime(testConfig.getProposalWaitTime());
        instantiateProposalRequest.setChaincodeID(chaincodeID);
        instantiateProposalRequest.setChaincodeLanguage(CHAIN_CODE_LANG);
        instantiateProposalRequest.setFcn("init");
        instantiateProposalRequest.setArgs(new String[] { "a", "500", "b", "" + (200 + delta) });
        Map<String, byte[]> tm = new HashMap<>();
        tm.put("HyperLedgerFabric", "InstantiateProposalRequest:JavaSDK".getBytes(UTF_8));
        tm.put("method", "InstantiateProposalRequest".getBytes(UTF_8));
        instantiateProposalRequest.setTransientMap(tm);
        /*
              policy OR(Org1MSP.member, Org2MSP.member) meaning 1 signature from someone in either Org1 or Org2
              See README.md Chaincode endorsement policies section for more details.
            */
        ChaincodeEndorsementPolicy chaincodeEndorsementPolicy = new ChaincodeEndorsementPolicy();
        chaincodeEndorsementPolicy.fromYamlFile(new File(TEST_FIXTURES_PATH + "/sdkintegration/chaincodeendorsementpolicy.yaml"));
        instantiateProposalRequest.setChaincodeEndorsementPolicy(chaincodeEndorsementPolicy);
        out("Sending instantiateProposalRequest to all peers with arguments: a and b set to 100 and %s respectively", "" + (200 + delta));
        successful.clear();
        failed.clear();
        if (isFooChain) {
            // Send responses both ways with specifying peers and by using those on the channel.
            responses = channel.sendInstantiationProposal(instantiateProposalRequest, channel.getPeers());
        } else {
            responses = channel.sendInstantiationProposal(instantiateProposalRequest);
        }
        for (ProposalResponse response : responses) {
            if (response.isVerified() && response.getStatus() == ProposalResponse.Status.SUCCESS) {
                successful.add(response);
                out("Succesful instantiate proposal response Txid: %s from peer %s", response.getTransactionID(), response.getPeer().getName());
            } else {
                failed.add(response);
            }
        }
        out("Received %d instantiate proposal responses. Successful+verified: %d . Failed: %d", responses.size(), successful.size(), failed.size());
        if (failed.size() > 0) {
            for (ProposalResponse fail : failed) {
                out("Not enough endorsers for instantiate :" + successful.size() + "endorser failed with " + fail.getMessage() + ", on peer" + fail.getPeer());
            }
            ProposalResponse first = failed.iterator().next();
            fail("Not enough endorsers for instantiate :" + successful.size() + "endorser failed with " + first.getMessage() + ". Was verified:" + first.isVerified());
        }
        // /////////////
        // / Send instantiate transaction to orderer
        out("Sending instantiateTransaction to orderer with a and b set to 100 and %s respectively", "" + (200 + delta));
        // Specify what events should complete the interest in this transaction. This is the default
        // for all to complete. It's possible to specify many different combinations like
        // any from a group, all from one group and just one from another or even None(NOfEvents.createNoEvents).
        // See. Channel.NOfEvents
        Channel.NOfEvents nOfEvents = createNofEvents();
        if (!channel.getPeers(EnumSet.of(PeerRole.EVENT_SOURCE)).isEmpty()) {
            nOfEvents.addPeers(channel.getPeers(EnumSet.of(PeerRole.EVENT_SOURCE)));
        }
        if (!channel.getEventHubs().isEmpty()) {
            nOfEvents.addEventHubs(channel.getEventHubs());
        }
        channel.sendTransaction(successful, // Basically the default options but shows it's usage.
        createTransactionOptions().userContext(// could be a different user context. this is the default.
        client.getUserContext()).shuffleOrders(// don't shuffle any orderers the default is true.
        false).orderers(// specify the orderers we want to try this transaction. Fails once all Orderers are tried.
        channel.getOrderers()).nOfEvents(// The events to signal the completion of the interest in the transaction
        nOfEvents)).thenApply(transactionEvent -> {
            waitOnFabric(0);
            // must be valid to be here.
            assertTrue(transactionEvent.isValid());
            // musth have a signature.
            assertNotNull(transactionEvent.getSignature());
            // This is the blockevent that has this transaction.
            BlockEvent blockEvent = transactionEvent.getBlockEvent();
            // Make sure the RAW Fabric block is returned.
            assertNotNull(blockEvent.getBlock());
            out("Finished instantiate transaction with transaction id %s", transactionEvent.getTransactionID());
            try {
                assertEquals(blockEvent.getChannelId(), channel.getName());
                successful.clear();
                failed.clear();
                client.setUserContext(sampleOrg.getUser(TESTUSER_1_NAME));
                // /////////////
                // / Send transaction proposal to all peers
                TransactionProposalRequest transactionProposalRequest = client.newTransactionProposalRequest();
                transactionProposalRequest.setChaincodeID(chaincodeID);
                transactionProposalRequest.setChaincodeLanguage(CHAIN_CODE_LANG);
                // transactionProposalRequest.setFcn("invoke");
                transactionProposalRequest.setFcn("move");
                transactionProposalRequest.setProposalWaitTime(testConfig.getProposalWaitTime());
                transactionProposalRequest.setArgs("a", "b", "100");
                Map<String, byte[]> tm2 = new HashMap<>();
                // Just some extra junk in transient map
                tm2.put("HyperLedgerFabric", "TransactionProposalRequest:JavaSDK".getBytes(UTF_8));
                // ditto
                tm2.put("method", "TransactionProposalRequest".getBytes(UTF_8));
                // This should be returned see chaincode why.
                tm2.put("result", ":)".getBytes(UTF_8));
                // This should trigger an event see chaincode why.
                tm2.put(EXPECTED_EVENT_NAME, EXPECTED_EVENT_DATA);
                transactionProposalRequest.setTransientMap(tm2);
                out("sending transactionProposal to all peers with arguments: move(a,b,100)");
                Collection<ProposalResponse> transactionPropResp = channel.sendTransactionProposal(transactionProposalRequest, channel.getPeers());
                for (ProposalResponse response : transactionPropResp) {
                    if (response.getStatus() == ProposalResponse.Status.SUCCESS) {
                        out("Successful transaction proposal response Txid: %s from peer %s", response.getTransactionID(), response.getPeer().getName());
                        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. Note the when sending to Orderer this is done automatically.
                // Shown here as an example that applications can invoke and select.
                // See org.hyperledger.fabric.sdk.proposal.consistency_validation config property.
                Collection<Set<ProposalResponse>> proposalConsistencySets = SDKUtils.getProposalConsistencySets(transactionPropResp);
                if (proposalConsistencySets.size() != 1) {
                    fail(format("Expected only one set of consistent proposal responses but got %d", proposalConsistencySets.size()));
                }
                out("Received %d transaction proposal responses. Successful+verified: %d . Failed: %d", transactionPropResp.size(), successful.size(), failed.size());
                if (failed.size() > 0) {
                    ProposalResponse firstTransactionProposalResponse = failed.iterator().next();
                    fail("Not enough endorsers for invoke(move a,b,100):" + failed.size() + " endorser error: " + firstTransactionProposalResponse.getMessage() + ". Was verified: " + firstTransactionProposalResponse.isVerified());
                }
                out("Successfully received transaction proposal responses.");
                ProposalResponse resp = successful.iterator().next();
                // This is the data returned by the chaincode.
                byte[] x = resp.getChaincodeActionResponsePayload();
                String resultAsString = null;
                if (x != null) {
                    resultAsString = new String(x, "UTF-8");
                }
                assertEquals(":)", resultAsString);
                // Chaincode's status.
                assertEquals(200, resp.getChaincodeActionResponseStatus());
                TxReadWriteSetInfo readWriteSetInfo = resp.getChaincodeActionResponseReadWriteSetInfo();
                // See blockwalker below how to transverse this
                assertNotNull(readWriteSetInfo);
                assertTrue(readWriteSetInfo.getNsRwsetCount() > 0);
                ChaincodeID cid = resp.getChaincodeID();
                assertNotNull(cid);
                final String path = cid.getPath();
                if (null == CHAIN_CODE_PATH) {
                    assertTrue(path == null || "".equals(path));
                } else {
                    assertEquals(CHAIN_CODE_PATH, path);
                }
                assertEquals(CHAIN_CODE_NAME, cid.getName());
                assertEquals(CHAIN_CODE_VERSION, cid.getVersion());
                // //////////////////////////
                // Send Transaction Transaction to orderer
                out("Sending chaincode transaction(move a,b,100) to orderer.");
                return channel.sendTransaction(successful).get(testConfig.getTransactionWaitTime(), TimeUnit.SECONDS);
            } catch (Exception e) {
                out("Caught an exception while invoking chaincode");
                e.printStackTrace();
                fail("Failed invoking chaincode with error : " + e.getMessage());
            }
            return null;
        }).thenApply(transactionEvent -> {
            try {
                waitOnFabric(0);
                // must be valid to be here.
                assertTrue(transactionEvent.isValid());
                out("Finished transaction with transaction id %s", transactionEvent.getTransactionID());
                // used in the channel queries later
                testTxID = transactionEvent.getTransactionID();
                // //////////////////////////
                // Send Query Proposal to all peers
                // 
                String expect = "" + (300 + delta);
                out("Now query chaincode for the value of b.");
                QueryByChaincodeRequest queryByChaincodeRequest = client.newQueryProposalRequest();
                queryByChaincodeRequest.setArgs(new String[] { "b" });
                queryByChaincodeRequest.setFcn("query");
                queryByChaincodeRequest.setChaincodeID(chaincodeID);
                Map<String, byte[]> tm2 = new HashMap<>();
                tm2.put("HyperLedgerFabric", "QueryByChaincodeRequest:JavaSDK".getBytes(UTF_8));
                tm2.put("method", "QueryByChaincodeRequest".getBytes(UTF_8));
                queryByChaincodeRequest.setTransientMap(tm2);
                Collection<ProposalResponse> queryProposals = channel.queryByChaincode(queryByChaincodeRequest, channel.getPeers());
                for (ProposalResponse proposalResponse : queryProposals) {
                    if (!proposalResponse.isVerified() || proposalResponse.getStatus() != ProposalResponse.Status.SUCCESS) {
                        fail("Failed query proposal from peer " + proposalResponse.getPeer().getName() + " status: " + proposalResponse.getStatus() + ". Messages: " + proposalResponse.getMessage() + ". Was verified : " + proposalResponse.isVerified());
                    } else {
                        String payload = proposalResponse.getProposalResponse().getResponse().getPayload().toStringUtf8();
                        out("Query payload of b from peer %s returned %s", proposalResponse.getPeer().getName(), payload);
                        assertEquals(payload, expect);
                    }
                }
                return null;
            } catch (Exception e) {
                out("Caught exception while running query");
                e.printStackTrace();
                fail("Failed during chaincode query with error : " + e.getMessage());
            }
            return null;
        }).exceptionally(e -> {
            if (e instanceof TransactionEventException) {
                BlockEvent.TransactionEvent te = ((TransactionEventException) e).getTransactionEvent();
                if (te != null) {
                    throw new AssertionError(format("Transaction with txid %s failed. %s", te.getTransactionID(), e.getMessage()), e);
                }
            }
            throw new AssertionError(format("Test failed with %s exception %s", e.getClass().getName(), e.getMessage()), e);
        }).get(testConfig.getTransactionWaitTime(), TimeUnit.SECONDS);
        // Channel queries
        // We can only send channel queries to peers that are in the same org as the SDK user context
        // Get the peers from the current org being used and pick one randomly to send the queries to.
        // Set<Peer> peerSet = sampleOrg.getPeers();
        // Peer queryPeer = peerSet.iterator().next();
        // out("Using peer %s for channel queries", queryPeer.getName());
        BlockchainInfo channelInfo = channel.queryBlockchainInfo();
        out("Channel info for : " + channelName);
        out("Channel height: " + channelInfo.getHeight());
        String chainCurrentHash = Hex.encodeHexString(channelInfo.getCurrentBlockHash());
        String chainPreviousHash = Hex.encodeHexString(channelInfo.getPreviousBlockHash());
        out("Chain current block hash: " + chainCurrentHash);
        out("Chainl previous block hash: " + chainPreviousHash);
        // Query by block number. Should return latest block, i.e. block number 2
        BlockInfo returnedBlock = channel.queryBlockByNumber(channelInfo.getHeight() - 1);
        String previousHash = Hex.encodeHexString(returnedBlock.getPreviousHash());
        out("queryBlockByNumber returned correct block with blockNumber " + returnedBlock.getBlockNumber() + " \n previous_hash " + previousHash);
        assertEquals(channelInfo.getHeight() - 1, returnedBlock.getBlockNumber());
        assertEquals(chainPreviousHash, previousHash);
        // Query by block hash. Using latest block's previous hash so should return block number 1
        byte[] hashQuery = returnedBlock.getPreviousHash();
        returnedBlock = channel.queryBlockByHash(hashQuery);
        out("queryBlockByHash returned block with blockNumber " + returnedBlock.getBlockNumber());
        assertEquals(channelInfo.getHeight() - 2, returnedBlock.getBlockNumber());
        // Query block by TxID. Since it's the last TxID, should be block 2
        returnedBlock = channel.queryBlockByTransactionID(testTxID);
        out("queryBlockByTxID returned block with blockNumber " + returnedBlock.getBlockNumber());
        assertEquals(channelInfo.getHeight() - 1, returnedBlock.getBlockNumber());
        // query transaction by ID
        TransactionInfo txInfo = channel.queryTransactionByID(testTxID);
        out("QueryTransactionByID returned TransactionInfo: txID " + txInfo.getTransactionID() + "\n     validation code " + txInfo.getValidationCode().getNumber());
        if (chaincodeEventListenerHandle != null) {
            channel.unregisterChaincodeEventListener(chaincodeEventListenerHandle);
            // Should be two. One event in chaincode and two notification for each of the two event hubs
            final int numberEventsExpected = channel.getEventHubs().size() + channel.getPeers(EnumSet.of(PeerRole.EVENT_SOURCE)).size();
            // just make sure we get the notifications.
            for (int i = 15; i > 0; --i) {
                if (chaincodeEvents.size() == numberEventsExpected) {
                    break;
                } else {
                    // wait for the events.
                    Thread.sleep(90);
                }
            }
            assertEquals(numberEventsExpected, chaincodeEvents.size());
            for (ChaincodeEventCapture chaincodeEventCapture : chaincodeEvents) {
                assertEquals(chaincodeEventListenerHandle, chaincodeEventCapture.handle);
                assertEquals(testTxID, chaincodeEventCapture.chaincodeEvent.getTxId());
                assertEquals(EXPECTED_EVENT_NAME, chaincodeEventCapture.chaincodeEvent.getEventName());
                assertTrue(Arrays.equals(EXPECTED_EVENT_DATA, chaincodeEventCapture.chaincodeEvent.getPayload()));
                assertEquals(CHAIN_CODE_NAME, chaincodeEventCapture.chaincodeEvent.getChaincodeId());
                BlockEvent blockEvent = chaincodeEventCapture.blockEvent;
                assertEquals(channelName, blockEvent.getChannelId());
            // assertTrue(channel.getEventHubs().contains(blockEvent.getEventHub()));
            }
        } else {
            assertTrue(chaincodeEvents.isEmpty());
        }
        out("Running for Channel %s done", channelName);
    } catch (Exception e) {
        out("Caught an exception running channel %s", channel.getName());
        e.printStackTrace();
        fail("Test failed with error : " + e.getMessage());
    }
}

Example 2 with HFClient

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

the class End2endAndBackAgainIT method runFabricTest.

public void runFabricTest(final SampleStore sampleStore) throws Exception {
    // //////////////////////////
    // Setup client
    // Create instance of client.
    HFClient client = HFClient.createNewInstance();
    client.setCryptoSuite(CryptoSuite.Factory.getCryptoSuite());
    // //////////////////////////
    // Reconstruct and run the channels
    SampleOrg sampleOrg = testConfig.getIntegrationTestsSampleOrg("peerOrg1");
    Channel fooChannel = reconstructChannel(FOO_CHANNEL_NAME, client, sampleOrg);
    runChannel(client, fooChannel, sampleOrg, 0);
    assertFalse(fooChannel.isShutdown());
    assertTrue(fooChannel.isInitialized());
    // clean up resources no longer needed.
    fooChannel.shutdown(true);
    assertTrue(fooChannel.isShutdown());
    out("\n");
    sampleOrg = testConfig.getIntegrationTestsSampleOrg("peerOrg2");
    Channel barChannel = reconstructChannel(BAR_CHANNEL_NAME, client, sampleOrg);
    // run a newly constructed foo channel with different b value!
    runChannel(client, barChannel, sampleOrg, 100);
    assertFalse(barChannel.isShutdown());
    assertTrue(barChannel.isInitialized());
    if (!testConfig.isRunningAgainstFabric10()) {
        // Peer eventing service support started with v1.1
        // Now test replay feature of V1.1 peer eventing services.
        byte[] replayChannelBytes = barChannel.serializeChannel();
        barChannel.shutdown(true);
        Channel replayChannel = client.deSerializeChannel(replayChannelBytes);
        out("doing testPeerServiceEventingReplay,0,-1,false");
        testPeerServiceEventingReplay(client, replayChannel, 0L, -1L, false);
        replayChannel = client.deSerializeChannel(replayChannelBytes);
        // block 0 is import to test
        out("doing testPeerServiceEventingReplay,0,-1,true");
        testPeerServiceEventingReplay(client, replayChannel, 0L, -1L, true);
        // Now do it again starting at block 1
        replayChannel = client.deSerializeChannel(replayChannelBytes);
        out("doing testPeerServiceEventingReplay,1,-1,false");
        testPeerServiceEventingReplay(client, replayChannel, 1L, -1L, false);
        // Now do it again starting at block 2 to 3
        replayChannel = client.deSerializeChannel(replayChannelBytes);
        out("doing testPeerServiceEventingReplay,2,3,false");
        testPeerServiceEventingReplay(client, replayChannel, 2L, 3L, false);
    }
    out("That's all folks!");
}

Example 3 with HFClient

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

the class UpdateChannelIT method setup.

@Test
public void setup() {
    try {
        // //////////////////////////
        // Setup client
        // Create instance of client.
        HFClient client = HFClient.createNewInstance();
        client.setCryptoSuite(CryptoSuite.Factory.getCryptoSuite());
        // //////////////////////////
        // Set up USERS
        // Persistence is not part of SDK. Sample file store is for demonstration purposes only!
        // MUST be replaced with more robust application implementation  (Database, LDAP)
        File sampleStoreFile = new File(System.getProperty("java.io.tmpdir") + "/HFCSampletest.properties");
        sampleStoreFile.deleteOnExit();
        final SampleStore sampleStore = new SampleStore(sampleStoreFile);
        for (SampleOrg sampleOrg : testSampleOrgs) {
            final String orgName = sampleOrg.getName();
            sampleOrg.setPeerAdmin(sampleStore.getMember(orgName + "Admin", orgName));
        }
        // //////////////////////////
        // Reconstruct and run the channels
        SampleOrg sampleOrg = testConfig.getIntegrationTestsSampleOrg("peerOrg1");
        Channel fooChannel = reconstructChannel(FOO_CHANNEL_NAME, client, sampleOrg);
        // Getting foo channels current configuration bytes.
        final byte[] channelConfigurationBytes = fooChannel.getChannelConfigurationBytes();
        HttpClient httpclient = HttpClients.createDefault();
        HttpPost httppost = new HttpPost(CONFIGTXLATOR_LOCATION + "/protolator/decode/common.Config");
        httppost.setEntity(new ByteArrayEntity(channelConfigurationBytes));
        HttpResponse response = httpclient.execute(httppost);
        int statuscode = response.getStatusLine().getStatusCode();
        out("Got %s status for decoding current channel config bytes", statuscode);
        assertEquals(200, statuscode);
        String responseAsString = EntityUtils.toString(response.getEntity());
        if (!responseAsString.contains(ORIGINAL_BATCH_TIMEOUT)) {
            fail(format("Did not find expected batch timeout '%s', in:%s", ORIGINAL_BATCH_TIMEOUT, responseAsString));
        }
        // Now modify the batch timeout
        String updateString = responseAsString.replace(ORIGINAL_BATCH_TIMEOUT, UPDATED_BATCH_TIMEOUT);
        httppost = new HttpPost(CONFIGTXLATOR_LOCATION + "/protolator/encode/common.Config");
        httppost.setEntity(new StringEntity(updateString));
        response = httpclient.execute(httppost);
        statuscode = response.getStatusLine().getStatusCode();
        out("Got %s status for encoding the new desired channel config bytes", statuscode);
        assertEquals(200, statuscode);
        byte[] newConfigBytes = EntityUtils.toByteArray(response.getEntity());
        // Now send to configtxlator multipart form post with original config bytes, updated config bytes and channel name.
        httppost = new HttpPost(CONFIGTXLATOR_LOCATION + "/configtxlator/compute/update-from-configs");
        HttpEntity multipartEntity = MultipartEntityBuilder.create().setMode(HttpMultipartMode.BROWSER_COMPATIBLE).addBinaryBody("original", channelConfigurationBytes, ContentType.APPLICATION_OCTET_STREAM, "originalFakeFilename").addBinaryBody("updated", newConfigBytes, ContentType.APPLICATION_OCTET_STREAM, "updatedFakeFilename").addBinaryBody("channel", fooChannel.getName().getBytes()).build();
        httppost.setEntity(multipartEntity);
        response = httpclient.execute(httppost);
        statuscode = response.getStatusLine().getStatusCode();
        out("Got %s status for updated config bytes needed for updateChannelConfiguration ", statuscode);
        assertEquals(200, statuscode);
        byte[] updateBytes = EntityUtils.toByteArray(response.getEntity());
        UpdateChannelConfiguration updateChannelConfiguration = new UpdateChannelConfiguration(updateBytes);
        // To change the channel we need to sign with orderer admin certs which crypto gen stores:
        // private key: src/test/fixture/sdkintegration/e2e-2Orgs/channel/crypto-config/ordererOrganizations/example.com/users/Admin@example.com/msp/keystore/f1a9a940f57419a18a83a852884790d59b378281347dd3d4a88c2b820a0f70c9_sk
        // certificate:  src/test/fixture/sdkintegration/e2e-2Orgs/channel/crypto-config/ordererOrganizations/example.com/users/Admin@example.com/msp/signcerts/Admin@example.com-cert.pem
        final String sampleOrgName = sampleOrg.getName();
        final SampleUser ordererAdmin = sampleStore.getMember(sampleOrgName + "OrderAdmin", sampleOrgName, "OrdererMSP", Util.findFileSk(Paths.get("src/test/fixture/sdkintegration/e2e-2Orgs/" + TestConfig.FAB_CONFIG_GEN_VERS + "/crypto-config/ordererOrganizations/example.com/users/Admin@example.com/msp/keystore/").toFile()), Paths.get("src/test/fixture/sdkintegration/e2e-2Orgs/" + TestConfig.FAB_CONFIG_GEN_VERS + "/crypto-config/ordererOrganizations/example.com/users/Admin@example.com/msp/signcerts/Admin@example.com-cert.pem").toFile());
        client.setUserContext(ordererAdmin);
        // Ok now do actual channel update.
        fooChannel.updateChannelConfiguration(updateChannelConfiguration, client.getUpdateChannelConfigurationSignature(updateChannelConfiguration, ordererAdmin));
        // Let's add some additional verification...
        client.setUserContext(sampleOrg.getPeerAdmin());
        final byte[] modChannelBytes = fooChannel.getChannelConfigurationBytes();
        // Now decode the new channel config bytes to json...
        httppost = new HttpPost(CONFIGTXLATOR_LOCATION + "/protolator/decode/common.Config");
        httppost.setEntity(new ByteArrayEntity(modChannelBytes));
        response = httpclient.execute(httppost);
        statuscode = response.getStatusLine().getStatusCode();
        assertEquals(200, statuscode);
        responseAsString = EntityUtils.toString(response.getEntity());
        if (!responseAsString.contains(UPDATED_BATCH_TIMEOUT)) {
            // If it doesn't have the updated time out it failed.
            fail(format("Did not find updated expected batch timeout '%s', in:%s", UPDATED_BATCH_TIMEOUT, responseAsString));
        }
        if (responseAsString.contains(ORIGINAL_BATCH_TIMEOUT)) {
            // Should not have been there anymore!
            fail(format("Found original batch timeout '%s', when it was not expected in:%s", ORIGINAL_BATCH_TIMEOUT, responseAsString));
        }
        out("\n");
        out("That's all folks!");
    } catch (Exception e) {
        e.printStackTrace();
        fail(e.getMessage());
    }
}

Example 4 with HFClient

use of org.hyperledger.fabric.sdk.HFClient 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 5 with HFClient

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

the class End2endIT method runFabricTest.

public void runFabricTest(final SampleStore sampleStore) throws Exception {
    // //////////////////////////
    // Setup client
    // Create instance of client.
    HFClient client = HFClient.createNewInstance();
    client.setCryptoSuite(CryptoSuite.Factory.getCryptoSuite());
    // //////////////////////////
    // Construct and run the channels
    SampleOrg sampleOrg = testConfig.getIntegrationTestsSampleOrg("peerOrg1");
    Channel fooChannel = constructChannel(FOO_CHANNEL_NAME, client, sampleOrg);
    sampleStore.saveChannel(fooChannel);
    runChannel(client, fooChannel, true, sampleOrg, 0);
    assertFalse(fooChannel.isShutdown());
    // Force foo channel to shutdown clean up resources.
    fooChannel.shutdown(true);
    assertTrue(fooChannel.isShutdown());
    assertNull(client.getChannel(FOO_CHANNEL_NAME));
    out("\n");
    sampleOrg = testConfig.getIntegrationTestsSampleOrg("peerOrg2");
    Channel barChannel = constructChannel(BAR_CHANNEL_NAME, client, sampleOrg);
    assertTrue(barChannel.isInitialized());
    /**
     * sampleStore.saveChannel uses {@link Channel#serializeChannel()}
     */
    sampleStore.saveChannel(barChannel);
    assertFalse(barChannel.isShutdown());
    // run a newly constructed bar channel with different b value!
    runChannel(client, barChannel, true, sampleOrg, 100);
    // let bar channel just shutdown so we have both scenarios.
    out("\nTraverse the blocks for chain %s ", barChannel.getName());
    blockWalker(client, barChannel);
    assertFalse(barChannel.isShutdown());
    assertTrue(barChannel.isInitialized());
    out("That's all folks!");
}