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[MINOR] Performance improvement of flink ITs with reused miniCluster (a…
…pache#7151) * implement MiniCluster extension compatible with junit5
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hudi-flink-datasource/hudi-flink/src/test/java/org/apache/hudi/utils/FlinkMiniCluster.java
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| /* | ||
| * 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. | ||
| */ | ||
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| package org.apache.hudi.utils; | ||
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| import org.apache.flink.runtime.client.JobStatusMessage; | ||
| import org.apache.flink.runtime.testutils.MiniClusterResourceConfiguration; | ||
| import org.apache.flink.test.util.AbstractTestBase; | ||
| import org.apache.flink.test.util.MiniClusterWithClientResource; | ||
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| import org.junit.jupiter.api.extension.AfterAllCallback; | ||
| import org.junit.jupiter.api.extension.AfterEachCallback; | ||
| import org.junit.jupiter.api.extension.BeforeAllCallback; | ||
| import org.junit.jupiter.api.extension.ExtensionContext; | ||
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| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
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| /** | ||
| * Class for tests that run multiple tests and want to reuse the same Flink cluster. | ||
| * Unlike {@link AbstractTestBase}, this class is designed to run with JUnit 5. | ||
| */ | ||
| public class FlinkMiniCluster implements BeforeAllCallback, AfterAllCallback, AfterEachCallback { | ||
| private static final Logger LOG = LoggerFactory.getLogger(FlinkMiniCluster.class); | ||
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| public static final int DEFAULT_PARALLELISM = 4; | ||
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| private static final MiniClusterWithClientResource MINI_CLUSTER_RESOURCE = | ||
| new MiniClusterWithClientResource( | ||
| new MiniClusterResourceConfiguration.Builder() | ||
| .setNumberTaskManagers(1) | ||
| .setNumberSlotsPerTaskManager(DEFAULT_PARALLELISM) | ||
| .build()); | ||
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| @Override | ||
| public void beforeAll(ExtensionContext context) throws Exception { | ||
| MINI_CLUSTER_RESOURCE.before(); | ||
| } | ||
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| @Override | ||
| public void afterAll(ExtensionContext context) { | ||
| MINI_CLUSTER_RESOURCE.after(); | ||
| } | ||
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| @Override | ||
| public void afterEach(ExtensionContext context) throws Exception { | ||
| cleanupRunningJobs(); | ||
| } | ||
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| private void cleanupRunningJobs() throws Exception { | ||
| if (!MINI_CLUSTER_RESOURCE.getMiniCluster().isRunning()) { | ||
| // do nothing if the MiniCluster is not running | ||
| LOG.warn("Mini cluster is not running after the test!"); | ||
| return; | ||
| } | ||
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| for (JobStatusMessage path : MINI_CLUSTER_RESOURCE.getClusterClient().listJobs().get()) { | ||
| if (!path.getJobState().isTerminalState()) { | ||
| try { | ||
| MINI_CLUSTER_RESOURCE.getClusterClient().cancel(path.getJobId()).get(); | ||
| } catch (Exception ignored) { | ||
| // ignore exceptions when cancelling dangling jobs | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } |