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* 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
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* KIND, either express or implied. See the License for the
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package org.apache.brooklyn.entity.system_service;
import static org.testng.Assert.assertEquals;
import org.apache.brooklyn.api.entity.EntitySpec;
import org.apache.brooklyn.api.sensor.EnricherSpec;
import org.apache.brooklyn.core.effector.EffectorTasks;
import org.apache.brooklyn.core.entity.Attributes;
import org.apache.brooklyn.core.entity.Entities;
import org.apache.brooklyn.core.entity.EntityPredicates;
import org.apache.brooklyn.core.entity.lifecycle.Lifecycle;
import org.apache.brooklyn.core.test.BrooklynAppLiveTestSupport;
import org.apache.brooklyn.entity.software.base.VanillaSoftwareProcess;
import org.apache.brooklyn.entity.software.base.VanillaSoftwareProcessImpl;
import org.apache.brooklyn.entity.software.base.VanillaSoftwareProcessSshDriver;
import org.apache.brooklyn.entity.system_service.SystemServiceEnricher;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import org.apache.brooklyn.location.jclouds.JcloudsLocation;
import org.apache.brooklyn.location.ssh.SshMachineLocation;
import org.apache.brooklyn.test.Asserts;
import org.apache.brooklyn.util.ssh.BashCommands;
import org.apache.brooklyn.util.time.Duration;
import com.google.common.base.Suppliers;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
public class SystemServiceEnricherTest extends BrooklynAppLiveTestSupport {
//requires /etc/init.d OS, for example CentOS 6.5
private static final String LOCATION_SPEC = "named:service-live-test-location";
private JcloudsLocation location;
@Override
@BeforeMethod(alwaysRun=true)
public void setUp() throws Exception {
super.setUp();
location = (JcloudsLocation) mgmt.getLocationRegistry().resolve(LOCATION_SPEC);
}
@Test(groups = "Live")
public void testRestartLaunchesService() {
String launchCmd = "nohup bash -c \"echo \\$\\$ > $PID_FILE; while true; do sleep 1000; done\" &";
EntitySpec<VanillaSoftwareProcess> procSpec = EntitySpec.create(VanillaSoftwareProcess.class)
.configure(VanillaSoftwareProcess.LAUNCH_COMMAND, launchCmd)
.enricher(EnricherSpec.create(SystemServiceEnricher.class));
VanillaSoftwareProcess proc = app.createAndManageChild(procSpec);
app.start(ImmutableList.of(location));
waitHealthy(proc);
SshMachineLocation machine = EffectorTasks.getSshMachine(proc);
String pidFile = getPidFile(proc);
String killCmd = "kill -9 `cat " + pidFile + "`";
machine.execCommands("kill process", ImmutableList.of(killCmd));
waitFailed(proc);
int restartCode = machine.execCommands("restart machine", ImmutableList.of(BashCommands.sudo("/sbin/shutdown -r now")));
assertEquals(restartCode, 0);
waitHealthy(proc);
}
private String getPidFile(VanillaSoftwareProcess proc) {
VanillaSoftwareProcessImpl impl = (VanillaSoftwareProcessImpl)Entities.deproxy(proc);
return ((VanillaSoftwareProcessSshDriver)impl.getDriver()).getPidFile();
}
private void waitFailed(VanillaSoftwareProcess proc) {
Asserts.eventually(Suppliers.ofInstance(proc), EntityPredicates.attributeEqualTo(Attributes.SERVICE_STATE_ACTUAL, Lifecycle.ON_FIRE), Duration.FIVE_MINUTES);
}
private void waitHealthy(VanillaSoftwareProcess proc) {
Asserts.eventually(Suppliers.ofInstance(proc), EntityPredicates.attributeEqualTo(Attributes.SERVICE_STATE_ACTUAL, Lifecycle.RUNNING), Duration.FIVE_MINUTES);
}
}