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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.client.transport;
import org.elasticsearch.Version;
import org.elasticsearch.action.GenericAction;
import org.elasticsearch.action.admin.cluster.node.liveness.LivenessResponse;
import org.elasticsearch.action.admin.cluster.node.liveness.TransportLivenessAction;
import org.elasticsearch.action.admin.cluster.state.ClusterStateAction;
import org.elasticsearch.action.admin.cluster.state.ClusterStateResponse;
import org.elasticsearch.client.AbstractClientHeadersTestCase;
import org.elasticsearch.client.Client;
import org.elasticsearch.cluster.ClusterName;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.cluster.node.DiscoveryNode;
import org.elasticsearch.cluster.node.DiscoveryNodes;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.io.stream.NamedWriteableRegistry;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.transport.LocalTransportAddress;
import org.elasticsearch.common.transport.TransportAddress;
import org.elasticsearch.plugins.Plugin;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.ConnectTransportException;
import org.elasticsearch.transport.Transport;
import org.elasticsearch.transport.TransportException;
import org.elasticsearch.transport.TransportModule;
import org.elasticsearch.transport.TransportRequest;
import org.elasticsearch.transport.TransportRequestOptions;
import org.elasticsearch.transport.TransportResponse;
import org.elasticsearch.transport.TransportResponseHandler;
import org.elasticsearch.transport.TransportService;
import org.junit.Test;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.is;
/**
*
*/
public class TransportClientHeadersTests extends AbstractClientHeadersTestCase {
private static final LocalTransportAddress address = new LocalTransportAddress("test");
@Override
protected Client buildClient(Settings headersSettings, GenericAction[] testedActions) {
TransportClient client = TransportClient.builder()
.settings(Settings.builder()
.put("client.transport.sniff", false)
.put("node.name", "transport_client_" + this.getTestName())
.put(headersSettings)
.build())
.addPlugin(InternalTransportService.TestPlugin.class).build();
client.addTransportAddress(address);
return client;
}
@Test
public void testWithSniffing() throws Exception {
TransportClient client = TransportClient.builder()
.settings(Settings.builder()
.put("client.transport.sniff", true)
.put("cluster.name", "cluster1")
.put("node.name", "transport_client_" + this.getTestName() + "_1")
.put("client.transport.nodes_sampler_interval", "1s")
.put(HEADER_SETTINGS)
.put("path.home", createTempDir().toString()).build())
.addPlugin(InternalTransportService.TestPlugin.class)
.build();
try {
client.addTransportAddress(address);
InternalTransportService service = (InternalTransportService) client.injector.getInstance(TransportService.class);
if (!service.clusterStateLatch.await(5, TimeUnit.SECONDS)) {
fail("takes way too long to get the cluster state");
}
assertThat(client.connectedNodes().size(), is(1));
assertThat(client.connectedNodes().get(0).getAddress(), is((TransportAddress) address));
} finally {
client.close();
}
}
public static class InternalTransportService extends TransportService {
public static class TestPlugin extends Plugin {
@Override
public String name() {
return "mock-transport-service";
}
@Override
public String description() {
return "a mock transport service";
}
public void onModule(TransportModule transportModule) {
transportModule.addTransportService("internal", InternalTransportService.class);
}
@Override
public Settings additionalSettings() {
return Settings.builder().put(TransportModule.TRANSPORT_SERVICE_TYPE_KEY, "internal").build();
}
}
CountDownLatch clusterStateLatch = new CountDownLatch(1);
@Inject
public InternalTransportService(Settings settings, Transport transport, ThreadPool threadPool) {
super(settings, transport, threadPool);
}
@Override @SuppressWarnings("unchecked")
public <T extends TransportResponse> void sendRequest(DiscoveryNode node, String action, TransportRequest request, TransportRequestOptions options, TransportResponseHandler<T> handler) {
if (TransportLivenessAction.NAME.equals(action)) {
assertHeaders(request);
((TransportResponseHandler<LivenessResponse>) handler).handleResponse(new LivenessResponse(ClusterName.DEFAULT, node));
return;
}
if (ClusterStateAction.NAME.equals(action)) {
assertHeaders(request);
ClusterName cluster1 = new ClusterName("cluster1");
((TransportResponseHandler<ClusterStateResponse>) handler).handleResponse(new ClusterStateResponse(cluster1, state(cluster1)));
clusterStateLatch.countDown();
return;
}
handler.handleException(new TransportException("", new InternalException(action, request)));
}
@Override
public boolean nodeConnected(DiscoveryNode node) {
assertThat((LocalTransportAddress) node.getAddress(), equalTo(address));
return true;
}
@Override
public void connectToNode(DiscoveryNode node) throws ConnectTransportException {
assertThat((LocalTransportAddress) node.getAddress(), equalTo(address));
}
}
private static ClusterState state(ClusterName clusterName) {
ClusterState.Builder builder = ClusterState.builder(clusterName);
builder.nodes(DiscoveryNodes.builder().put(new DiscoveryNode("node_id", address, Version.CURRENT)));
return builder.build();
}
}