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Closing STRATOS-1641: Validate member status when undeploying an application #501

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10 changes: 10 additions & 0 deletions components/org.apache.stratos.rest.endpoint/pom.xml
Original file line number Diff line number Diff line change
Expand Up @@ -119,6 +119,16 @@
<artifactId>cxf-bundle</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.apache.activemq</groupId>
<artifactId>activemq-client</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.apache.activemq</groupId>
<artifactId>activemq-all</artifactId>
<scope>test</scope>
</dependency>
</dependencies>

<build>
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -1275,6 +1275,15 @@ public Response undeployApplication(@PathParam("applicationId") String applicati
.entity(new ResponseMessageBean(ResponseMessageBean.ERROR, message)).build();
}

if (!StratosApiV41Utils.hasMembersInitialized(applicationId)) {
String message = String
.format("Could not undeploy the application since [application-id] %s has members in CREATED status.",
applicationId);
log.error(message);
return Response.status(Response.Status.CONFLICT)
.entity(new ResponseMessageBean(ResponseMessageBean.ERROR, message)).build();
}

StratosApiV41Utils.undeployApplication(applicationId, force);
return Response.accepted().entity(new ResponseMessageBean(ResponseMessageBean.SUCCESS,
String.format("Application undeploy process started successfully: [application-id] %s", applicationId)))
Expand Down Expand Up @@ -2061,8 +2070,7 @@ public Response removeKubernetesHostCluster(@PathParam("kubernetesClusterId") St
} catch (CloudControllerServiceKubernetesClusterAlreadyUsedExceptionException e) {
String message = String
.format("Could not remove Kubernetes cluster. Kubernetes cluster is being used by a deployed "
+ "application: [kub-cluster] %s",
kubernetesClusterId);
+ "application: [kub-cluster] %s", kubernetesClusterId);
log.error(message);
return Response.status(Response.Status.CONFLICT)
.entity(new ResponseMessageBean(ResponseMessageBean.ERROR, message)).build();
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -71,6 +71,9 @@
import org.apache.stratos.messaging.domain.application.ClusterDataHolder;
import org.apache.stratos.messaging.domain.application.Group;
import org.apache.stratos.messaging.domain.topology.Cluster;
import org.apache.stratos.messaging.domain.topology.Member;
import org.apache.stratos.messaging.domain.topology.MemberStatus;
import org.apache.stratos.messaging.domain.topology.Service;
import org.apache.stratos.messaging.message.receiver.application.ApplicationManager;
import org.apache.stratos.messaging.message.receiver.topology.TopologyManager;
import org.apache.stratos.rest.endpoint.Constants;
Expand Down Expand Up @@ -99,12 +102,11 @@
import java.util.regex.Pattern;

public class StratosApiV41Utils {
private static final Log log = LogFactory.getLog(StratosApiV41Utils.class);

public static final String APPLICATION_STATUS_DEPLOYED = "Deployed";
public static final String APPLICATION_STATUS_CREATED = "Created";
public static final String APPLICATION_STATUS_UNDEPLOYING = "Undeploying";
public static final String KUBERNETES_IAAS_PROVIDER = "kubernetes";
private static final Log log = LogFactory.getLog(StratosApiV41Utils.class);
private static final String METADATA_REG_PATH = "metadata/";

/**
Expand Down Expand Up @@ -3675,4 +3677,39 @@ public static IaasProviderInfoBean getIaasProviders() throws RestAPIException {
throw new RestAPIException(message, e);
}
}

public static boolean hasMembersInitialized(String applicationId) throws RestAPIException {
try {
TopologyManager.acquireReadLock();
ApplicationManager.acquireReadLockForApplication(applicationId);

for (ClusterDataHolder clusterDataHolder : ApplicationManager.getApplications()
.getApplication(applicationId).getClusterDataRecursively()) {
String serviceType = clusterDataHolder.getServiceType();
String clusterId = clusterDataHolder.getClusterId();
Service topologyService = TopologyManager.getTopology().getService(serviceType);
Cluster topologyCluster = topologyService.getCluster(clusterId);
for (Member member : topologyCluster.getMembers()) {
if (member.getStatus() == MemberStatus.Created) {
if (log.isDebugEnabled()) {
log.debug(String.format(
"Member is not initialized: [member-id] %s, [cluster-instance-id] %s, [service] %s",
member.getMemberId(), member.getClusterInstanceId(), member.getServiceName()));
}
return false;
}
}
}
return true;
} catch (Exception e) {
String msg = String
.format("Error while checking member status for application undeployment: [application-id] %s",
applicationId);
log.error(msg, e);
throw new RestAPIException(msg, e);
} finally {
TopologyManager.releaseReadLock();
ApplicationManager.releaseReadLockForApplication(applicationId);
}
}
}
Original file line number Diff line number Diff line change
@@ -0,0 +1,212 @@
/*
* 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.
*/
package org.apache.stratos.rest.endpoint.test;

import org.apache.activemq.broker.BrokerService;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.stratos.common.domain.LoadBalancingIPType;
import org.apache.stratos.common.threading.StratosThreadPool;
import org.apache.stratos.messaging.broker.publish.EventPublisher;
import org.apache.stratos.messaging.broker.publish.EventPublisherPool;
import org.apache.stratos.messaging.domain.application.Application;
import org.apache.stratos.messaging.domain.application.Applications;
import org.apache.stratos.messaging.domain.application.ClusterDataHolder;
import org.apache.stratos.messaging.domain.instance.ApplicationInstance;
import org.apache.stratos.messaging.domain.topology.*;
import org.apache.stratos.messaging.event.Event;
import org.apache.stratos.messaging.event.application.CompleteApplicationsEvent;
import org.apache.stratos.messaging.event.topology.CompleteTopologyEvent;
import org.apache.stratos.messaging.event.topology.MemberInitializedEvent;
import org.apache.stratos.messaging.listener.topology.MemberInitializedEventListener;
import org.apache.stratos.messaging.message.receiver.application.ApplicationManager;
import org.apache.stratos.messaging.message.receiver.application.ApplicationsEventReceiver;
import org.apache.stratos.messaging.message.receiver.topology.TopologyEventReceiver;
import org.apache.stratos.messaging.message.receiver.topology.TopologyManager;
import org.apache.stratos.messaging.util.MessagingUtil;
import org.apache.stratos.rest.endpoint.api.StratosApiV41Utils;
import org.junit.BeforeClass;
import org.junit.Test;

import java.io.File;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ExecutorService;

import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

public class UndeployApplicationTest {
public static final String APPLICATION_ID = "test-app-1";
public static final String APPLICATION_ALIAS = "test-app-alias-1";
public static final String APPLICATION_INSTANCE_ID = "test-app-instance-1";
public static final String SERVICE_NAME = "test-service-1";
public static final String CLUSTER_ID = "test-cluster-1";
public static final String CLUSTER_INSTANCE_ID = "test-cluster-instance-1";
public static final String DEPLOYMENT_POLICY_ID = "test-deployment-policy-1";
public static final String AUTOSCALE_POLICY_ID = "test-autoscale-policy-1";
public static final String NETWORK_PARTITION_ID = "test-network-partition-1";
public static final String PARTITION_ID = "test-partition-1";
public static final String TEST_MEMBER_ID_1 = "test-member-1";
public static final String TEST_MEMBER_INSTANCE_ID_1 = "test-member-1";
private static final Log log = LogFactory.getLog(UndeployApplicationTest.class);
private final ExecutorService executorService = StratosThreadPool
.getExecutorService("org.apache.stratos.rest.endpoint.test", 20);
private BrokerService broker;
private boolean memberInitializedEventPublished = false;

private static String getResourcesFolderPath() {
String path = UndeployApplicationTest.class.getResource("/").getPath();
return StringUtils.removeEnd(path, File.separator);
}

@BeforeClass
public static void setUp() {
// Set jndi.properties.dir system property for initializing event receivers
System.setProperty("jndi.properties.dir", getResourcesFolderPath());
}

private void initializeActiveMQ() {
try {
log.info("Initializing ActiveMQ...");
broker = new BrokerService();
broker.setDataDirectory(UndeployApplicationTest.class.getResource("/").getPath() +
File.separator + ".." + File.separator + "activemq-data");
broker.setBrokerName("testBroker");
broker.addConnector("tcp://localhost:61617");
} catch (Exception e) {
throw new RuntimeException("Could not initialize ActiveMQ", e);
}
}

private void startActiveMQ() {
try {
long time1 = System.currentTimeMillis();
broker.start();
long time2 = System.currentTimeMillis();
log.info(String.format("ActiveMQ started in %d sec", (time2 - time1) / 1000));
} catch (Exception e) {
throw new RuntimeException("Could not start ActiveMQ", e);
}
}

private void stopActiveMQ() {
try {
broker.stop();
} catch (Exception e) {
throw new RuntimeException("Could not stop ActiveMQ", e);
}
}

private void sleep(long time) {
try {
Thread.sleep(time);
} catch (InterruptedException ignore) {
}
}

@Test(timeout = 60000)
public void testSubscriberReconnection() throws Exception {
initializeActiveMQ();
startActiveMQ();

TopologyEventReceiver topologyEventReceiver = new TopologyEventReceiver();
topologyEventReceiver.setExecutorService(executorService);
topologyEventReceiver.execute();

ApplicationsEventReceiver applicationsEventReceiver = new ApplicationsEventReceiver();
applicationsEventReceiver.setExecutorService(executorService);
applicationsEventReceiver.execute();

publishCompleteTopologyEvent();
publishCompleteApplicationsEvent();

while (!TopologyManager.getTopology().isInitialized() || !ApplicationManager.getApplications()
.isInitialized()) {
log.info("Waiting until topology and application model is initialized...");
sleep(1000);
}

assertFalse("Member initialized status check failed", StratosApiV41Utils.hasMembersInitialized(APPLICATION_ID));

topologyEventReceiver.addEventListener(new MemberInitializedEventListener() {
@Override
protected void onEvent(Event event) {
log.info("MemberInitializedEvent received");
memberInitializedEventPublished = true;
}
});

publishMemberInitializedEvent();

while (!memberInitializedEventPublished) {
log.info("Waiting until member initialized event is received...");
sleep(1000);
}
assertTrue("Member initialized status check failed", StratosApiV41Utils.hasMembersInitialized(APPLICATION_ID));
}

private void publishMemberInitializedEvent() {
MemberInitializedEvent memberInitializedEvent = new MemberInitializedEvent(SERVICE_NAME, CLUSTER_ID,
CLUSTER_INSTANCE_ID, TEST_MEMBER_ID_1, NETWORK_PARTITION_ID, PARTITION_ID, TEST_MEMBER_INSTANCE_ID_1);
EventPublisher publisher = EventPublisherPool
.getPublisher(MessagingUtil.getMessageTopicName(memberInitializedEvent));
publisher.publish(memberInitializedEvent);
log.info("MemberInitializedEvent published");
}

private void publishCompleteApplicationsEvent() {
Map<String, ClusterDataHolder> clusterDataHolderMap = new HashMap<>();
ClusterDataHolder clusterDataHolder = new ClusterDataHolder(SERVICE_NAME, CLUSTER_ID);
clusterDataHolderMap.put("alias", clusterDataHolder);

Application application = new Application(APPLICATION_ID);
ApplicationInstance applicationInstance = new ApplicationInstance(APPLICATION_ALIAS, APPLICATION_INSTANCE_ID);
application.addInstance("", applicationInstance);
application.setClusterData(clusterDataHolderMap);

Applications applications = new Applications();
applications.addApplication(application);
CompleteApplicationsEvent completeApplicationsEvent = new CompleteApplicationsEvent(applications);
EventPublisher publisher = EventPublisherPool
.getPublisher(MessagingUtil.getMessageTopicName(completeApplicationsEvent));
publisher.publish(completeApplicationsEvent);
log.info("CompleteApplicationsEvent published");
}

private void publishCompleteTopologyEvent() {
Service service = new Service(SERVICE_NAME, ServiceType.SingleTenant);
Cluster cluster = new Cluster(service.getServiceName(), CLUSTER_ID, DEPLOYMENT_POLICY_ID, AUTOSCALE_POLICY_ID,
APPLICATION_ID);
Member member = new Member(service.getServiceName(), cluster.getClusterId(), TEST_MEMBER_ID_1,
CLUSTER_INSTANCE_ID, NETWORK_PARTITION_ID, PARTITION_ID, LoadBalancingIPType.Private,
System.currentTimeMillis());
member.setStatus(MemberStatus.Created);
cluster.addMember(member);
service.addCluster(cluster);
Topology topology = new Topology();
topology.addService(service);
CompleteTopologyEvent completeTopologyEvent = new CompleteTopologyEvent(topology);
String topologyTopicName = MessagingUtil.getMessageTopicName(completeTopologyEvent);
EventPublisher publisher = EventPublisherPool.getPublisher(topologyTopicName);
publisher.publish(completeTopologyEvent);
log.info("CompleteTopologyEvent published");
}
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I didn't notice that we stop the ActiveMQ after the test

}
Original file line number Diff line number Diff line change
@@ -0,0 +1,22 @@
#
# 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.
#

connectionfactoryName=TopicConnectionFactory
java.naming.provider.url=tcp://localhost:61617
java.naming.factory.initial=org.apache.activemq.jndi.ActiveMQInitialContextFactory
Original file line number Diff line number Diff line change
@@ -0,0 +1,41 @@
#
# 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.
#

#
# This is the log4j configuration file used by Stratos integration tests
#

log4j.rootLogger=INFO, stdout

log4j.logger.org.apache.stratos.messaging=DEBUG

# stdout is set to be a ConsoleAppender using a PatternLayout.
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
#log4j.appender.stdout.Target=System.out
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} %-5p {%c{1}}:%L - %m%n
log4j.appender.stdout.threshold=DEBUG

# This file is used to override the default logger settings, and is used to remove unwanted logs from Shindig appearing on the console.

# Specification of Handler used by Console Logger
handlers=java.util.logging.ConsoleHandler

# Replacing default INFO level with SEVERE
java.util.logging.ConsoleHandler.level=SEVERE