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* 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.
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package org.elasticsearch.discovery.zen.ping.unicast;
import org.elasticsearch.Version;
import org.elasticsearch.cluster.ClusterName;
import org.elasticsearch.cluster.node.DiscoveryNode;
import org.elasticsearch.cluster.node.DiscoveryNodes;
import org.elasticsearch.common.network.NetworkService;
import org.elasticsearch.common.settings.ImmutableSettings;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.transport.InetSocketTransportAddress;
import org.elasticsearch.common.unit.TimeValue;
import org.elasticsearch.common.util.BigArrays;
import org.elasticsearch.discovery.zen.elect.ElectMasterService;
import org.elasticsearch.discovery.zen.ping.PingContextProvider;
import org.elasticsearch.discovery.zen.ping.ZenPing;
import org.elasticsearch.node.service.NodeService;
import org.elasticsearch.test.ElasticsearchTestCase;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
import org.elasticsearch.transport.netty.NettyTransport;
import org.junit.Test;
import static org.hamcrest.Matchers.equalTo;
/**
*
*/
public class UnicastZenPingTests extends ElasticsearchTestCase {
@Test
public void testSimplePings() throws InterruptedException {
Settings settings = ImmutableSettings.EMPTY;
int startPort = 11000 + randomIntBetween(0, 1000);
int endPort = startPort + 10;
settings = ImmutableSettings.builder().put(settings).put("transport.tcp.port", startPort + "-" + endPort).build();
ThreadPool threadPool = new ThreadPool(getClass().getName());
ClusterName clusterName = new ClusterName("test");
NetworkService networkService = new NetworkService(settings);
ElectMasterService electMasterService = new ElectMasterService(settings);
NettyTransport transportA = new NettyTransport(settings, threadPool, networkService, BigArrays.NON_RECYCLING_INSTANCE, Version.CURRENT);
final TransportService transportServiceA = new TransportService(transportA, threadPool).start();
final DiscoveryNode nodeA = new DiscoveryNode("UZP_A", transportServiceA.boundAddress().publishAddress(), Version.CURRENT);
InetSocketTransportAddress addressA = (InetSocketTransportAddress) transportA.boundAddress().publishAddress();
NettyTransport transportB = new NettyTransport(settings, threadPool, networkService, BigArrays.NON_RECYCLING_INSTANCE, Version.CURRENT);
final TransportService transportServiceB = new TransportService(transportB, threadPool).start();
final DiscoveryNode nodeB = new DiscoveryNode("UZP_B", transportServiceA.boundAddress().publishAddress(), Version.CURRENT);
InetSocketTransportAddress addressB = (InetSocketTransportAddress) transportB.boundAddress().publishAddress();
Settings hostsSettings = ImmutableSettings.settingsBuilder().putArray("discovery.zen.ping.unicast.hosts",
addressA.address().getAddress().getHostAddress() + ":" + addressA.address().getPort(),
addressB.address().getAddress().getHostAddress() + ":" + addressB.address().getPort())
.build();
UnicastZenPing zenPingA = new UnicastZenPing(hostsSettings, threadPool, transportServiceA, clusterName, Version.CURRENT, electMasterService, null);
zenPingA.setPingContextProvider(new PingContextProvider() {
@Override
public DiscoveryNodes nodes() {
return DiscoveryNodes.builder().put(nodeA).localNodeId("UZP_A").build();
}
@Override
public NodeService nodeService() {
return null;
}
@Override
public boolean nodeHasJoinedClusterOnce() {
return false;
}
});
zenPingA.start();
UnicastZenPing zenPingB = new UnicastZenPing(hostsSettings, threadPool, transportServiceB, clusterName, Version.CURRENT, electMasterService, null);
zenPingB.setPingContextProvider(new PingContextProvider() {
@Override
public DiscoveryNodes nodes() {
return DiscoveryNodes.builder().put(nodeB).localNodeId("UZP_B").build();
}
@Override
public NodeService nodeService() {
return null;
}
@Override
public boolean nodeHasJoinedClusterOnce() {
return true;
}
});
zenPingB.start();
try {
logger.info("ping from UZP_A");
ZenPing.PingResponse[] pingResponses = zenPingA.pingAndWait(TimeValue.timeValueSeconds(1));
assertThat(pingResponses.length, equalTo(1));
assertThat(pingResponses[0].node().id(), equalTo("UZP_B"));
assertTrue(pingResponses[0].hasJoinedOnce());
// ping again, this time from B,
logger.info("ping from UZP_B");
pingResponses = zenPingB.pingAndWait(TimeValue.timeValueSeconds(1));
assertThat(pingResponses.length, equalTo(1));
assertThat(pingResponses[0].node().id(), equalTo("UZP_A"));
assertFalse(pingResponses[0].hasJoinedOnce());
} finally {
zenPingA.close();
zenPingB.close();
transportServiceA.close();
transportServiceB.close();
terminate(threadPool);
}
}
}