package org.apache.helix.integration;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.
*/
import java.util.UUID;
import org.apache.helix.Criteria;
import org.apache.helix.InstanceType;
import org.apache.helix.PropertyKey.Builder;
import org.apache.helix.api.id.MessageId;
import org.apache.helix.api.id.PartitionId;
import org.apache.helix.api.id.ResourceId;
import org.apache.helix.api.id.SessionId;
import org.apache.helix.manager.zk.DefaultParticipantErrorMessageHandlerFactory;
import org.apache.helix.manager.zk.DefaultParticipantErrorMessageHandlerFactory.ActionOnError;
import org.apache.helix.model.ExternalView;
import org.apache.helix.model.Message;
import org.apache.helix.model.Message.MessageType;
import org.apache.helix.tools.ClusterStateVerifier;
import org.apache.helix.tools.ClusterStateVerifier.BestPossAndExtViewZkVerifier;
import org.apache.log4j.Logger;
import org.testng.Assert;
import org.testng.annotations.Test;
public class TestParticipantErrorMessage extends ZkStandAloneCMTestBase {
private static Logger LOG = Logger.getLogger(TestParticipantErrorMessage.class);
@Test()
public void TestParticipantErrorMessageSend() {
String participant1 = "localhost_" + START_PORT;
String participant2 = "localhost_" + (START_PORT + 1);
Message errorMessage1 =
new Message(MessageType.PARTICIPANT_ERROR_REPORT, MessageId.from(UUID.randomUUID()
.toString()));
errorMessage1.setTgtSessionId(SessionId.from("*"));
errorMessage1.getRecord().setSimpleField(
DefaultParticipantErrorMessageHandlerFactory.ACTIONKEY,
ActionOnError.DISABLE_INSTANCE.toString());
Criteria recipientCriteria = new Criteria();
recipientCriteria.setRecipientInstanceType(InstanceType.CONTROLLER);
recipientCriteria.setSessionSpecific(false);
_participants[0].getMessagingService().send(recipientCriteria, errorMessage1);
Message errorMessage2 =
new Message(MessageType.PARTICIPANT_ERROR_REPORT, MessageId.from(UUID.randomUUID()
.toString()));
errorMessage2.setTgtSessionId(SessionId.from("*"));
errorMessage2.setResourceId(ResourceId.from("TestDB"));
errorMessage2.setPartitionId(PartitionId.from("TestDB_14"));
errorMessage2.getRecord().setSimpleField(
DefaultParticipantErrorMessageHandlerFactory.ACTIONKEY,
ActionOnError.DISABLE_PARTITION.toString());
Criteria recipientCriteria2 = new Criteria();
recipientCriteria2.setRecipientInstanceType(InstanceType.CONTROLLER);
recipientCriteria2.setSessionSpecific(false);
_participants[1].getMessagingService().send(recipientCriteria2, errorMessage2);
try {
Thread.sleep(1500);
} catch (InterruptedException e) {
LOG.error("Interrupted sleep", e);
}
boolean result =
ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(_zkaddr,
CLUSTER_NAME));
Assert.assertTrue(result);
Builder kb = _participants[1].getHelixDataAccessor().keyBuilder();
ExternalView externalView =
_participants[1].getHelixDataAccessor().getProperty(kb.externalView("TestDB"));
for (String partitionName : externalView.getRecord().getMapFields().keySet()) {
for (String hostName : externalView.getRecord().getMapField(partitionName).keySet()) {
if (hostName.equals(participant1)) {
Assert.assertTrue(externalView.getRecord().getMapField(partitionName).get(hostName)
.equalsIgnoreCase("OFFLINE"));
}
}
}
Assert.assertTrue(externalView.getRecord().getMapField("TestDB_14").get(participant2)
.equalsIgnoreCase("OFFLINE"));
}
}