| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.nifi.stateless; |
| |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import org.apache.nifi.flow.Bundle; |
| import org.apache.nifi.registry.flow.VersionedFlowSnapshot; |
| import org.apache.nifi.stateless.bootstrap.StatelessBootstrap; |
| import org.apache.nifi.stateless.config.ExtensionClientDefinition; |
| import org.apache.nifi.stateless.config.ParameterContextDefinition; |
| import org.apache.nifi.stateless.config.ParameterValueProviderDefinition; |
| import org.apache.nifi.stateless.config.ReportingTaskDefinition; |
| import org.apache.nifi.stateless.config.SslContextDefinition; |
| import org.apache.nifi.stateless.config.StatelessConfigurationException; |
| import org.apache.nifi.stateless.engine.StatelessEngineConfiguration; |
| import org.apache.nifi.stateless.flow.DataflowDefinition; |
| import org.apache.nifi.stateless.flow.StatelessDataflow; |
| import org.apache.nifi.stateless.flow.TransactionThresholds; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.rules.TestName; |
| import org.junit.rules.Timeout; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Optional; |
| import java.util.Set; |
| import java.util.concurrent.TimeUnit; |
| |
| public class StatelessSystemIT { |
| private final List<StatelessDataflow> createdFlows = new ArrayList<>(); |
| |
| // We reference version 1.13.0 here, but the version isn't really relevant. Because there will only be a single artifact of name "nifi-system-test-extensions-nar" the framework will end |
| // up finding a "compatible bundle" and using that, regardless of the specified version. |
| protected static final Bundle SYSTEM_TEST_EXTENSIONS_BUNDLE = new Bundle("org.apache.nifi", "nifi-system-test-extensions-nar", "1.13.0-SNAPSHOT"); |
| |
| @Rule |
| public TestName name = new TestName(); |
| |
| @Rule |
| public Timeout defaultTimeout = new Timeout(30, TimeUnit.MINUTES); |
| |
| |
| @Before |
| public void clearFlows() { |
| createdFlows.clear(); |
| } |
| |
| @After |
| public void shutdownFlows() { |
| createdFlows.forEach(StatelessDataflow::shutdown); |
| } |
| |
| protected StatelessEngineConfiguration getEngineConfiguration() { |
| return new StatelessEngineConfiguration() { |
| @Override |
| public File getWorkingDirectory() { |
| return new File("target/work"); |
| } |
| |
| @Override |
| public File getNarDirectory() { |
| return new File("target/nifi-stateless-assembly/nars"); |
| } |
| |
| @Override |
| public File getExtensionsDirectory() { |
| return new File("target/nifi-stateless-assembly/extensions"); |
| } |
| |
| @Override |
| public File getKrb5File() { |
| return new File("/etc/krb5.conf"); |
| } |
| |
| @Override |
| public Optional<File> getContentRepositoryDirectory() { |
| return Optional.empty(); |
| |
| // Can be used to enable file-based content repository. |
| // return Optional.of(new File("target/nifi-stateless-content-repo")); |
| } |
| |
| @Override |
| public SslContextDefinition getSslContext() { |
| return null; |
| } |
| |
| @Override |
| public String getSensitivePropsKey() { |
| return "nifi-stateless"; |
| } |
| |
| @Override |
| public List<ExtensionClientDefinition> getExtensionClients() { |
| return Collections.emptyList(); |
| } |
| }; |
| } |
| |
| protected StatelessDataflow loadDataflow(final File versionedFlowSnapshot, final List<ParameterContextDefinition> parameterContexts) throws IOException, StatelessConfigurationException { |
| final ObjectMapper objectMapper = new ObjectMapper(); |
| |
| final VersionedFlowSnapshot snapshot; |
| try (final InputStream fis = new FileInputStream(versionedFlowSnapshot)) { |
| snapshot = objectMapper.readValue(fis, VersionedFlowSnapshot.class); |
| } |
| |
| return loadDataflow(snapshot, parameterContexts); |
| } |
| |
| protected StatelessDataflow loadDataflow(final VersionedFlowSnapshot versionedFlowSnapshot) throws IOException, StatelessConfigurationException { |
| return loadDataflow(versionedFlowSnapshot, Collections.emptyList()); |
| } |
| |
| protected StatelessDataflow loadDataflow(final VersionedFlowSnapshot versionedFlowSnapshot, final List<ParameterContextDefinition> parameterContexts) |
| throws IOException, StatelessConfigurationException { |
| return loadDataflow(versionedFlowSnapshot, parameterContexts, Collections.emptySet()); |
| } |
| |
| protected StatelessDataflow loadDataflow(final VersionedFlowSnapshot versionedFlowSnapshot, final List<ParameterContextDefinition> parameterContexts, final Set<String> failurePortNames) |
| throws IOException, StatelessConfigurationException { |
| return loadDataflow(versionedFlowSnapshot, parameterContexts, failurePortNames, TransactionThresholds.SINGLE_FLOWFILE); |
| } |
| |
| protected StatelessDataflow loadDataflow(final VersionedFlowSnapshot versionedFlowSnapshot, final List<ParameterContextDefinition> parameterContexts, final Set<String> failurePortNames, |
| final TransactionThresholds transactionThresholds) throws IOException, StatelessConfigurationException { |
| return loadDataflow(versionedFlowSnapshot, parameterContexts, Collections.emptyList(), failurePortNames, transactionThresholds); |
| } |
| |
| protected StatelessDataflow loadDataflow(final VersionedFlowSnapshot versionedFlowSnapshot, final List<ParameterContextDefinition> parameterContexts, |
| final List<ParameterValueProviderDefinition> parameterValueProviderDefinitions, final Set<String> failurePortNames, |
| final TransactionThresholds transactionThresholds) throws IOException, StatelessConfigurationException { |
| |
| final DataflowDefinition<VersionedFlowSnapshot> dataflowDefinition = new DataflowDefinition<VersionedFlowSnapshot>() { |
| @Override |
| public VersionedFlowSnapshot getFlowSnapshot() { |
| return versionedFlowSnapshot; |
| } |
| |
| @Override |
| public String getFlowName() { |
| return null; |
| } |
| |
| @Override |
| public Set<String> getFailurePortNames() { |
| return failurePortNames; |
| } |
| |
| @Override |
| public List<ParameterContextDefinition> getParameterContexts() { |
| return parameterContexts; |
| } |
| |
| @Override |
| public List<ReportingTaskDefinition> getReportingTaskDefinitions() { |
| return Collections.emptyList(); |
| } |
| |
| @Override |
| public List<ParameterValueProviderDefinition> getParameterValueProviderDefinitions() { |
| return parameterValueProviderDefinitions; |
| } |
| |
| @Override |
| public TransactionThresholds getTransactionThresholds() { |
| return transactionThresholds; |
| } |
| }; |
| |
| final StatelessBootstrap bootstrap = StatelessBootstrap.bootstrap(getEngineConfiguration()); |
| final StatelessDataflow dataflow = bootstrap.createDataflow(dataflowDefinition); |
| dataflow.initialize(); |
| |
| createdFlows.add(dataflow); |
| return dataflow; |
| } |
| |
| protected String getTestName() { |
| return name.getMethodName(); |
| } |
| } |