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* Removed & refactored unused module code * Allowed to set transports programmatically * Allow to set the source of the changed transport Note: The current implementation breaks BWC as you need to specify a concrete transport now instead of a module if you want to use a different Transport or HttpServerTransport Closes #7289
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src/main/java/org/elasticsearch/http/netty/NettyHttpServerTransportModule.java
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src/main/java/org/elasticsearch/transport/local/LocalTransportModule.java
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src/main/java/org/elasticsearch/transport/netty/NettyTransportModule.java
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src/test/java/org/elasticsearch/plugins/PluggableTransportModuleTests.java
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/* | ||
* Licensed to Elasticsearch under one or more contributor | ||
* license agreements. See the NOTICE file distributed with | ||
* this work for additional information regarding copyright | ||
* ownership. Elasticsearch 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.elasticsearch.plugins; | ||
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import org.elasticsearch.Version; | ||
import org.elasticsearch.cluster.node.DiscoveryNode; | ||
import org.elasticsearch.common.inject.Inject; | ||
import org.elasticsearch.common.settings.Settings; | ||
import org.elasticsearch.test.ElasticsearchIntegrationTest; | ||
import org.elasticsearch.test.transport.AssertingLocalTransport; | ||
import org.elasticsearch.threadpool.ThreadPool; | ||
import org.elasticsearch.transport.*; | ||
import org.junit.Test; | ||
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import java.io.IOException; | ||
import java.util.concurrent.atomic.AtomicInteger; | ||
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import static org.elasticsearch.common.settings.ImmutableSettings.settingsBuilder; | ||
import static org.elasticsearch.test.ElasticsearchIntegrationTest.ClusterScope; | ||
import static org.elasticsearch.test.ElasticsearchIntegrationTest.Scope; | ||
import static org.hamcrest.Matchers.*; | ||
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/** | ||
* | ||
*/ | ||
@ClusterScope(scope = Scope.SUITE, numDataNodes = 2) | ||
public class PluggableTransportModuleTests extends ElasticsearchIntegrationTest { | ||
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public static final AtomicInteger SENT_REQUEST_COUNTER = new AtomicInteger(0); | ||
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@Override | ||
protected Settings nodeSettings(int nodeOrdinal) { | ||
return settingsBuilder() | ||
.put("plugin.types", CountingSentRequestsPlugin.class.getName()) | ||
.put(super.nodeSettings(nodeOrdinal)) | ||
.build(); | ||
} | ||
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@Test | ||
public void testThatPluginFunctionalityIsLoadedWithoutConfiguration() throws Exception { | ||
for (Transport transport : internalCluster().getInstances(Transport.class)) { | ||
assertThat(transport, instanceOf(CountingAssertingLocalTransport.class)); | ||
} | ||
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// the cluster node communication on start up is sufficient to increase the counter | ||
// no need to do anything specific | ||
int count = SENT_REQUEST_COUNTER.get(); | ||
assertThat("Expected send request counter to be greather than zero", count, is(greaterThan(0))); | ||
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// sending a new request via client node will increase the sent requests | ||
internalCluster().clientNodeClient().admin().cluster().prepareHealth().get(); | ||
assertThat("Expected send request counter to be greather than zero", SENT_REQUEST_COUNTER.get(), is(greaterThan(count))); | ||
} | ||
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public static class CountingSentRequestsPlugin extends AbstractPlugin { | ||
@Override | ||
public String name() { | ||
return "counting-pipelines-plugin"; | ||
} | ||
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@Override | ||
public String description() { | ||
return "counting-pipelines-plugin"; | ||
} | ||
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public void onModule(TransportModule transportModule) { | ||
transportModule.setTransport(CountingAssertingLocalTransport.class, this.name()); | ||
} | ||
} | ||
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public static final class CountingAssertingLocalTransport extends AssertingLocalTransport { | ||
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@Inject | ||
public CountingAssertingLocalTransport(Settings settings, ThreadPool threadPool, Version version) { | ||
super(settings, threadPool, version); | ||
} | ||
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@Override | ||
public void sendRequest(final DiscoveryNode node, final long requestId, final String action, final TransportRequest request, TransportRequestOptions options) throws IOException, TransportException { | ||
SENT_REQUEST_COUNTER.incrementAndGet(); | ||
super.sendRequest(node, requestId, action, request, options); | ||
} | ||
} | ||
} |
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