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* the Apache License, Version 2.0 (the "License"); you may
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* 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.elasticsearch.transport.netty4;
import io.netty.channel.Channel;
import org.elasticsearch.Version;
import org.elasticsearch.cluster.node.DiscoveryNode;
import org.elasticsearch.common.io.stream.NamedWriteableRegistry;
import org.elasticsearch.common.network.NetworkService;
import org.elasticsearch.common.settings.ClusterSettings;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.transport.TransportAddress;
import org.elasticsearch.common.unit.TimeValue;
import org.elasticsearch.common.util.BigArrays;
import org.elasticsearch.indices.breaker.NoneCircuitBreakerService;
import org.elasticsearch.node.Node;
import org.elasticsearch.test.transport.MockTransportService;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.AbstractSimpleTransportTestCase;
import org.elasticsearch.transport.BindTransportException;
import org.elasticsearch.transport.ConnectTransportException;
import org.elasticsearch.transport.Transport;
import org.elasticsearch.transport.TransportService;
import org.elasticsearch.transport.TransportSettings;
import java.io.IOException;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.Collections;
import static java.util.Collections.emptyMap;
import static java.util.Collections.emptySet;
import static org.hamcrest.Matchers.containsString;
public class SimpleNetty4TransportTests extends AbstractSimpleTransportTestCase {
public static MockTransportService nettyFromThreadPool(Settings settings, ThreadPool threadPool, final Version version,
ClusterSettings clusterSettings, boolean doHandshake) {
NamedWriteableRegistry namedWriteableRegistry = new NamedWriteableRegistry(Collections.emptyList());
Transport transport = new Netty4Transport(settings, threadPool, new NetworkService(settings, Collections.emptyList()),
BigArrays.NON_RECYCLING_INSTANCE, namedWriteableRegistry, new NoneCircuitBreakerService()) {
@Override
protected Version executeHandshake(DiscoveryNode node, Channel channel, TimeValue timeout) throws IOException,
InterruptedException {
if (doHandshake) {
return super.executeHandshake(node, channel, timeout);
} else {
return version.minimumCompatibilityVersion();
}
}
@Override
protected Version getCurrentVersion() {
return version;
}
};
MockTransportService mockTransportService =
MockTransportService.createNewService(Settings.EMPTY, transport, version, threadPool, clusterSettings);
mockTransportService.start();
return mockTransportService;
}
@Override
protected MockTransportService build(Settings settings, Version version, ClusterSettings clusterSettings, boolean doHandshake) {
settings = Settings.builder().put(settings).put(TransportSettings.PORT.getKey(), "0").build();
MockTransportService transportService = nettyFromThreadPool(settings, threadPool, version, clusterSettings, doHandshake);
transportService.start();
return transportService;
}
public void testConnectException() throws UnknownHostException {
try {
serviceA.connectToNode(new DiscoveryNode("C", new TransportAddress(InetAddress.getByName("localhost"), 9876),
emptyMap(), emptySet(),Version.CURRENT));
fail("Expected ConnectTransportException");
} catch (ConnectTransportException e) {
assertThat(e.getMessage(), containsString("connect_timeout"));
assertThat(e.getMessage(), containsString("[127.0.0.1:9876]"));
}
}
public void testBindUnavailableAddress() {
// this is on a lower level since it needs access to the TransportService before it's started
int port = serviceA.boundAddress().publishAddress().getPort();
Settings settings = Settings.builder()
.put(Node.NODE_NAME_SETTING.getKey(), "foobar")
.put(TransportService.TRACE_LOG_INCLUDE_SETTING.getKey(), "")
.put(TransportService.TRACE_LOG_EXCLUDE_SETTING.getKey(), "NOTHING")
.put("transport.tcp.port", port)
.build();
ClusterSettings clusterSettings = new ClusterSettings(settings, ClusterSettings.BUILT_IN_CLUSTER_SETTINGS);
BindTransportException bindTransportException = expectThrows(BindTransportException.class, () -> {
MockTransportService transportService = nettyFromThreadPool(settings, threadPool, Version.CURRENT, clusterSettings, true);
try {
transportService.start();
} finally {
transportService.stop();
transportService.close();
}
});
assertEquals("Failed to bind to ["+ port + "]", bindTransportException.getMessage());
}
}