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* 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
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*
* http://www.apache.org/licenses/LICENSE-2.0
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* 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.apache.brooklyn.feed.jmx;
import static org.testng.Assert.assertEquals;
import java.util.Collection;
import org.apache.brooklyn.api.entity.EntitySpec;
import org.apache.brooklyn.api.location.Location;
import org.apache.brooklyn.api.sensor.AttributeSensor;
import org.apache.brooklyn.api.sensor.Feed;
import org.apache.brooklyn.config.ConfigKey;
import org.apache.brooklyn.core.config.ConfigKeys;
import org.apache.brooklyn.core.entity.Attributes;
import org.apache.brooklyn.core.feed.ConfigToAttributes;
import org.apache.brooklyn.core.location.PortRanges;
import org.apache.brooklyn.core.mgmt.rebind.RebindTestFixtureWithApp;
import org.apache.brooklyn.core.sensor.Sensors;
import org.apache.brooklyn.core.test.entity.TestEntity;
import org.apache.brooklyn.core.test.entity.TestEntityImpl;
import org.apache.brooklyn.entity.java.UsesJmx;
import org.apache.brooklyn.entity.java.UsesJmx.JmxAgentModes;
import org.apache.brooklyn.entity.software.base.test.jmx.GeneralisedDynamicMBean;
import org.apache.brooklyn.entity.software.base.test.jmx.JmxService;
import org.apache.brooklyn.feed.jmx.JmxAttributePollConfig;
import org.apache.brooklyn.feed.jmx.JmxFeed;
import org.apache.brooklyn.feed.jmx.JmxHelper;
import org.apache.brooklyn.test.EntityTestUtils;
import org.apache.brooklyn.util.collections.MutableMap;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import org.apache.brooklyn.location.localhost.LocalhostMachineProvisioningLocation;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Iterables;
public class RebindJmxFeedTest extends RebindTestFixtureWithApp {
private static final Logger log = LoggerFactory.getLogger(RebindJmxFeedTest.class);
private static final String LOCALHOST_NAME = "localhost";
static final AttributeSensor<String> SENSOR_STRING = Sensors.newStringSensor("aString", "");
static final AttributeSensor<Integer> SENSOR_INT = Sensors.newIntegerSensor( "aLong", "");
static final String JMX_ATTRIBUTE_NAME = "myattr";
static final String OBJECT_NAME = "Brooklyn:type=MyTestMBean,name=myname";
private JmxService jmxService;
@BeforeMethod(alwaysRun=true)
@Override
public void setUp() throws Exception {
super.setUp();
// Create an entity and configure it with the above JMX service
//jmxService = newJmxServiceRetrying(LOCALHOST_NAME, 5);
}
@AfterMethod(alwaysRun=true)
@Override
public void tearDown() throws Exception {
if (jmxService != null) jmxService.shutdown();
super.tearDown();
}
@Test
public void testJmxFeedIsPersisted() throws Exception {
runJmxFeedIsPersisted(false);
}
@Test
public void testJmxFeedIsPersistedWithPreCreatedJmxHelper() throws Exception {
runJmxFeedIsPersisted(true);
}
protected void runJmxFeedIsPersisted(boolean preCreateJmxHelper) throws Exception {
TestEntity origEntity = origApp.createAndManageChild(EntitySpec.create(TestEntity.class).impl(MyEntityWithJmxFeedImpl.class)
.configure(MyEntityWithJmxFeedImpl.PRE_CREATE_JMX_HELPER, preCreateJmxHelper));
origApp.start(ImmutableList.<Location>of());
jmxService = new JmxService(origEntity);
GeneralisedDynamicMBean mbean = jmxService.registerMBean(MutableMap.of(JMX_ATTRIBUTE_NAME, "myval"), OBJECT_NAME);
EntityTestUtils.assertAttributeEqualsEventually(origEntity, SENSOR_STRING, "myval");
assertEquals(origEntity.feeds().getFeeds().size(), 1);
newApp = rebind();
TestEntity newEntity = (TestEntity) Iterables.getOnlyElement(newApp.getChildren());
Collection<Feed> newFeeds = newEntity.feeds().getFeeds();
assertEquals(newFeeds.size(), 1);
// Expect the feed to still be polling
newEntity.sensors().set(SENSOR_STRING, null);
EntityTestUtils.assertAttributeEqualsEventually(newEntity, SENSOR_STRING, "myval");
}
public static class MyEntityWithJmxFeedImpl extends TestEntityImpl {
public static final ConfigKey<Boolean> PRE_CREATE_JMX_HELPER = ConfigKeys.newBooleanConfigKey("test.rebindjmx.preCreateJmxHelper", "", false);
@Override
public void start(Collection<? extends Location> locs) {
// TODO Auto-generated method stub
super.start(locs);
sensors().set(Attributes.HOSTNAME, "localhost");
sensors().set(UsesJmx.JMX_PORT,
LocalhostMachineProvisioningLocation.obtainPort(PortRanges.fromString("40123+")));
// only supports no-agent, at the moment
config().set(UsesJmx.JMX_AGENT_MODE, JmxAgentModes.NONE);
sensors().set(UsesJmx.RMI_REGISTRY_PORT, -1); // -1 means to use the JMX_PORT only
ConfigToAttributes.apply(this, UsesJmx.JMX_CONTEXT);
JmxFeed.Builder feedBuilder = JmxFeed.builder()
.entity(this)
.pollAttribute(new JmxAttributePollConfig<String>(SENSOR_STRING)
.objectName(OBJECT_NAME)
.period(50)
.attributeName(JMX_ATTRIBUTE_NAME));
if (getConfig(PRE_CREATE_JMX_HELPER)) {
JmxHelper jmxHelper = new JmxHelper(this);
feedBuilder.helper(jmxHelper);
}
addFeed(feedBuilder.build());
}
}
}