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GOSSIP-21 Gossip user defined data

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This commit is contained in:
Edward Capriolo
2016-10-02 15:02:45 -04:00
parent 5c660b2fb6 5590758c42
commit 3d554f610e
13 changed files with 187 additions and 306 deletions
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4
src/test/java/org/apache/gossip/DataTest.java
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@ -17,7 +17,7 @@ import org.junit.Test;
import io.teknek.tunit.TUnit;
public class DataTest {
@Test
public void abc() throws InterruptedException, UnknownHostException, URISyntaxException{
GossipSettings settings = new GossipSettings();
@ -36,7 +36,7 @@ public class DataTest {
startupMembers, settings,
new GossipListener(){
public void gossipEvent(GossipMember member, GossipState state) {
System.out.println(member + " " + state);
}
});
clients.add(gossipService);

182
src/test/java/org/apache/gossip/ShutdownDeadtimeTest.java
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@ -29,107 +29,115 @@ import java.util.UUID;
import java.util.concurrent.Callable;
import java.util.concurrent.TimeUnit;
import org.apache.log4j.Logger;
import org.apache.gossip.event.GossipListener;
import org.apache.gossip.event.GossipState;
import org.junit.platform.runner.JUnitPlatform;
import org.junit.jupiter.api.Test;
import org.junit.runner.RunWith;
@RunWith(JUnitPlatform.class)
public class ShutdownDeadtimeTest {
private static final Logger log = Logger.getLogger(ShutdownDeadtimeTest.class );
private static final Logger log = Logger.getLogger(ShutdownDeadtimeTest.class);
@Test
//@Ignore
public void DeadNodesDoNotComeAliveAgain() throws InterruptedException, UnknownHostException, URISyntaxException {
GossipSettings settings = new GossipSettings(1000, 10000);
String cluster = UUID.randomUUID().toString();
log.info( "Adding seed nodes" );
int seedNodes = 3;
List<GossipMember> startupMembers = new ArrayList<>();
for (int i = 1; i < seedNodes + 1; ++i) {
URI uri = new URI("udp://" + "127.0.0.1" + ":" + (50000 + i));
startupMembers.add(new RemoteGossipMember(cluster, uri, i + ""));
}
public void DeadNodesDoNotComeAliveAgain()
throws InterruptedException, UnknownHostException, URISyntaxException {
GossipSettings settings = new GossipSettings(1000, 10000);
String cluster = UUID.randomUUID().toString();
log.info( "Adding clients" );
final List<GossipService> clients = new ArrayList<>();
final int clusterMembers = 5;
for (int i = 1; i < clusterMembers+1; ++i) {
final int j = i;
URI uri = new URI("udp://" + "127.0.0.1" + ":" + (50000 + i));
GossipService gossipService = new GossipService(cluster, uri, i + "",
startupMembers, settings,
new GossipListener(){
@Override
public void gossipEvent(GossipMember member, GossipState state) {
System.out.println(System.currentTimeMillis() + " Member "+j + " reports "+ member+" "+ state);
}
});
clients.add(gossipService);
gossipService.start();
}
TUnit.assertThat(new Callable<Integer> (){
public Integer call() throws Exception {
int total = 0;
for (int i = 0; i < clusterMembers; ++i) {
total += clients.get(i).get_gossipManager().getLiveMembers().size();
}
return total;
}}).afterWaitingAtMost(20, TimeUnit.SECONDS).isEqualTo(20);
log.info("Adding seed nodes");
int seedNodes = 3;
List<GossipMember> startupMembers = new ArrayList<>();
for (int i = 1; i < seedNodes + 1; ++i) {
URI uri = new URI("udp://" + "127.0.0.1" + ":" + (50000 + i));
startupMembers.add(new RemoteGossipMember(cluster, uri, i + ""));
}
// shutdown one client and verify that one client is lost.
Random r = new Random();
int randomClientId = r.nextInt(clusterMembers);
log.info( "shutting down " + randomClientId );
final int shutdownPort = clients.get(randomClientId).get_gossipManager().getMyself().getUri().getPort();
final String shutdownId = clients.get(randomClientId).get_gossipManager().getMyself().getId();
clients.get(randomClientId).shutdown();
TUnit.assertThat(new Callable<Integer> (){
public Integer call() throws Exception {
int total = 0;
for (int i = 0; i < clusterMembers; ++i) {
total += clients.get(i).get_gossipManager().getLiveMembers().size();
}
return total;
}}).afterWaitingAtMost(20, TimeUnit.SECONDS).isEqualTo(16);
clients.remove(randomClientId);
TUnit.assertThat(new Callable<Integer> (){
public Integer call() throws Exception {
int total = 0;
for (int i = 0; i < clusterMembers - 1; ++i) {
total += clients.get(i).get_gossipManager().getDeadList().size();
}
return total;
}}).afterWaitingAtMost(10, TimeUnit.SECONDS).isEqualTo(4);
URI uri = new URI("udp://" + "127.0.0.1" + ":" + shutdownPort);
// start client again
GossipService gossipService = new GossipService(cluster, uri, shutdownId + "",
startupMembers, settings,
new GossipListener(){
@Override
public void gossipEvent(GossipMember member, GossipState state) {
//System.out.println("revived " + member+" "+ state);
}
log.info("Adding clients");
final List<GossipService> clients = new ArrayList<>();
final int clusterMembers = 5;
for (int i = 1; i < clusterMembers + 1; ++i) {
final int j = i;
URI uri = new URI("udp://" + "127.0.0.1" + ":" + (50000 + i));
GossipService gossipService = new GossipService(cluster, uri, i + "", startupMembers,
settings, new GossipListener() {
@Override
public void gossipEvent(GossipMember member, GossipState state) {
System.out.println(System.currentTimeMillis() + " Member " + j + " reports "
+ member + " " + state);
}
});
clients.add(gossipService);
gossipService.start();
// verify that the client is alive again for every node
TUnit.assertThat(new Callable<Integer> (){
public Integer call() throws Exception {
int total = 0;
for (int i = 0; i < clusterMembers; ++i) {
total += clients.get(i).get_gossipManager().getLiveMembers().size();
}
return total;
}}).afterWaitingAtMost(20, TimeUnit.SECONDS).isEqualTo(20);
for (int i = 0; i < clusterMembers; ++i) {
clients.get(i).shutdown();
}
TUnit.assertThat(new Callable<Integer>() {
public Integer call() throws Exception {
int total = 0;
for (int i = 0; i < clusterMembers; ++i) {
total += clients.get(i).get_gossipManager().getLiveMembers().size();
}
return total;
}
}).afterWaitingAtMost(20, TimeUnit.SECONDS).isEqualTo(20);
// shutdown one client and verify that one client is lost.
Random r = new Random();
int randomClientId = r.nextInt(clusterMembers);
log.info("shutting down " + randomClientId);
final int shutdownPort = clients.get(randomClientId).get_gossipManager().getMyself().getUri()
.getPort();
final String shutdownId = clients.get(randomClientId).get_gossipManager().getMyself().getId();
clients.get(randomClientId).shutdown();
TUnit.assertThat(new Callable<Integer>() {
public Integer call() throws Exception {
int total = 0;
for (int i = 0; i < clusterMembers; ++i) {
total += clients.get(i).get_gossipManager().getLiveMembers().size();
}
return total;
}
}).afterWaitingAtMost(20, TimeUnit.SECONDS).isEqualTo(16);
clients.remove(randomClientId);
TUnit.assertThat(new Callable<Integer>() {
public Integer call() throws Exception {
int total = 0;
for (int i = 0; i < clusterMembers - 1; ++i) {
total += clients.get(i).get_gossipManager().getDeadList().size();
}
return total;
}
}).afterWaitingAtMost(10, TimeUnit.SECONDS).isEqualTo(4);
URI uri = new URI("udp://" + "127.0.0.1" + ":" + shutdownPort);
// start client again
GossipService gossipService = new GossipService(cluster, uri, shutdownId + "", startupMembers,
settings, new GossipListener() {
@Override
public void gossipEvent(GossipMember member, GossipState state) {
// System.out.println("revived " + member+" "+ state);
}
});
clients.add(gossipService);
gossipService.start();
// verify that the client is alive again for every node
TUnit.assertThat(new Callable<Integer>() {
public Integer call() throws Exception {
int total = 0;
for (int i = 0; i < clusterMembers; ++i) {
total += clients.get(i).get_gossipManager().getLiveMembers().size();
}
return total;
}
}).afterWaitingAtMost(20, TimeUnit.SECONDS).isEqualTo(20);
for (int i = 0; i < clusterMembers; ++i) {
clients.get(i).shutdown();
}
}
}

6
src/test/java/org/apache/gossip/StartupSettingsTest.java
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@ -21,6 +21,8 @@ import org.apache.log4j.Logger;
import org.json.JSONException;
import io.teknek.tunit.TUnit;
import org.junit.After;
import org.junit.jupiter.api.Test;
import java.io.File;
@ -32,15 +34,19 @@ import java.util.ArrayList;
import java.util.UUID;
import java.util.concurrent.Callable;
import java.util.concurrent.TimeUnit;
import org.junit.platform.runner.JUnitPlatform;
import org.junit.runner.RunWith;
/**
* Tests support of using {@code StartupSettings} and thereby reading
* setup config from file.
*/
@RunWith(JUnitPlatform.class)
public class StartupSettingsTest {
private static final Logger log = Logger.getLogger( StartupSettingsTest.class );
private static final String CLUSTER = UUID.randomUUID().toString();
@Test
public void testUsingSettingsFile() throws IOException, InterruptedException, JSONException, URISyntaxException {
File settingsFile = File.createTempFile("gossipTest",".json");

8
src/test/java/org/apache/gossip/TenNodeThreeSeedTest.java
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@ -15,7 +15,7 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.gossip;
package org.apache.gossip;
import io.teknek.tunit.TUnit;
@ -27,14 +27,16 @@ import java.util.List;
import java.util.UUID;
import java.util.concurrent.Callable;
import java.util.concurrent.TimeUnit;
import org.junit.platform.runner.JUnitPlatform;
import org.junit.runner.RunWith;
import org.apache.log4j.Logger;
import org.apache.gossip.event.GossipListener;
import org.apache.gossip.event.GossipState;
import org.junit.After;
import org.junit.jupiter.api.Test;
@RunWith(JUnitPlatform.class)
public class TenNodeThreeSeedTest {
private static final Logger log = Logger.getLogger( TenNodeThreeSeedTest.class );

8
src/test/java/org/apache/gossip/manager/RandomGossipManagerBuilderTest.java
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@ -24,6 +24,8 @@ import org.apache.gossip.event.GossipListener;
import org.apache.gossip.event.GossipState;
import org.apache.gossip.manager.random.RandomGossipManager;
import org.junit.jupiter.api.Test;
import org.junit.platform.runner.JUnitPlatform;
import org.junit.runner.RunWith;
import javax.management.Notification;
import javax.management.NotificationListener;
@ -37,20 +39,18 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.expectThrows;
@RunWith(JUnitPlatform.class)
public class RandomGossipManagerBuilderTest {
public static class TestGossipListener implements GossipListener {
@Override
public void gossipEvent(GossipMember member, GossipState state) {
System.out.println("Got gossip event");
}
}
public static class TestNotificationListener implements NotificationListener {
@Override
public void handleNotification(Notification notification, Object o) {
System.out.println("Got notification event");
}
}
@ -73,8 +73,8 @@ public class RandomGossipManagerBuilderTest {
expectThrows(IllegalArgumentException.class,() -> {
RandomGossipManager.newBuilder().withId("id").cluster("aCluster").build();
});
}
@Test
public void createMembersListIfNull() throws URISyntaxException {
RandomGossipManager gossipManager = RandomGossipManager.newBuilder()