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| * distributed with this work for additional information * |
| * regarding copyright ownership. The ASF licenses this file * |
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| * 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 * |
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| ****************************************************************/ |
| |
| package org.apache.james.backends.opensearch; |
| |
| import java.util.List; |
| import java.util.function.Function; |
| import java.util.stream.Stream; |
| |
| import org.apache.james.util.Host; |
| 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; |
| import org.junit.jupiter.api.extension.ParameterContext; |
| import org.junit.jupiter.api.extension.ParameterResolutionException; |
| import org.junit.jupiter.api.extension.ParameterResolver; |
| |
| import com.google.common.collect.ImmutableList; |
| |
| import reactor.core.publisher.Flux; |
| import reactor.core.publisher.Mono; |
| import reactor.core.scheduler.Schedulers; |
| |
| class ElasticSearchClusterExtension implements AfterAllCallback, BeforeAllCallback, AfterEachCallback, ParameterResolver { |
| |
| static class ElasticSearchCluster { |
| DockerElasticSearch es1; |
| DockerElasticSearch es2; |
| |
| ElasticSearchCluster(DockerElasticSearch es1, DockerElasticSearch es2) { |
| this.es1 = es1; |
| this.es2 = es2; |
| } |
| |
| void start() { |
| doInParallel(es1::start, es2::start); |
| } |
| |
| void cleanUp() { |
| doInParallel(() -> { |
| if (es1.isRunning()) { |
| es1.cleanUpData(); |
| } |
| }, |
| () -> { |
| if (es2.isRunning()) { |
| es2.cleanUpData(); |
| } |
| }); |
| } |
| |
| void stop() { |
| doInParallel(es2::stop); |
| } |
| |
| List<Host> getHosts() { |
| return ImmutableList.of(es1.getHttpHost(), es2.getHttpHost()); |
| } |
| |
| private void doInParallel(Runnable...runnables) { |
| Flux.fromStream(Stream.of(runnables) |
| .map(Mono::fromRunnable)) |
| .parallel(runnables.length) |
| .runOn(Schedulers.elastic()) |
| .flatMap(Function.identity()) |
| .then() |
| .block(); |
| } |
| } |
| |
| private final ElasticSearchCluster esCluster; |
| |
| ElasticSearchClusterExtension(ElasticSearchCluster esCluster) { |
| this.esCluster = esCluster; |
| } |
| |
| @Override |
| public void beforeAll(ExtensionContext extensionContext) throws Exception { |
| esCluster.start(); |
| } |
| |
| @Override |
| public void afterEach(ExtensionContext extensionContext) throws Exception { |
| esCluster.cleanUp(); |
| } |
| |
| @Override |
| public void afterAll(ExtensionContext extensionContext) throws Exception { |
| esCluster.stop(); |
| } |
| |
| @Override |
| public boolean supportsParameter(ParameterContext parameterContext, ExtensionContext extensionContext) throws ParameterResolutionException { |
| return parameterContext.getParameter().getType() == ElasticSearchCluster.class; |
| } |
| |
| @Override |
| public Object resolveParameter(ParameterContext parameterContext, ExtensionContext extensionContext) throws ParameterResolutionException { |
| return esCluster; |
| } |
| } |