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* Licensed to the Apache Software Foundation (ASF) under one
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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
* "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
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package org.apache.brooklyn.location.byon;
import static org.testng.Assert.assertEquals;
import java.io.File;
import java.util.Set;
import javax.annotation.Nullable;
import org.apache.brooklyn.api.location.Location;
import org.apache.brooklyn.api.mgmt.ManagementContext;
import org.apache.brooklyn.core.entity.Entities;
import org.apache.brooklyn.core.entity.factory.ApplicationBuilder;
import org.apache.brooklyn.core.location.LocationConfigKeys;
import org.apache.brooklyn.core.mgmt.rebind.RebindTestUtils;
import org.apache.brooklyn.core.test.entity.TestApplication;
import org.apache.brooklyn.location.byon.FixedListMachineProvisioningLocation;
import org.apache.brooklyn.location.ssh.SshMachineLocation;
import org.apache.brooklyn.util.collections.MutableSet;
import org.apache.brooklyn.util.os.Os;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import com.google.common.base.Function;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Iterables;
public class FixedListMachineProvisioningLocationRebindTest {
private FixedListMachineProvisioningLocation<SshMachineLocation> origLoc;
private ClassLoader classLoader = getClass().getClassLoader();
private ManagementContext origManagementContext;
private TestApplication origApp;
private TestApplication newApp;
private File mementoDir;
@BeforeMethod(alwaysRun=true)
public void setUp() throws Exception {
mementoDir = Os.newTempDir(getClass());
origManagementContext = RebindTestUtils.newPersistingManagementContext(mementoDir, classLoader, 1);
origLoc = new FixedListMachineProvisioningLocation.Builder(origManagementContext.getLocationManager())
.addAddresses("localhost", "127.0.0.1")
.user("myuser")
.keyFile("/path/to/myPrivateKeyFile")
.keyData("myKeyData")
.keyPassphrase("myKeyPassphrase")
.build();
origApp = ApplicationBuilder.newManagedApp(TestApplication.class, origManagementContext);
origApp.start(ImmutableList.of(origLoc));
}
@AfterMethod(alwaysRun = true)
public void tearDown() throws Exception {
if (origManagementContext != null) Entities.destroyAll(origManagementContext);
if (newApp != null) Entities.destroyAll(newApp.getManagementContext());
if (mementoDir != null) RebindTestUtils.deleteMementoDir(mementoDir);
}
@Test
public void testRebindPreservesConfig() throws Exception {
newApp = rebind();
FixedListMachineProvisioningLocation<SshMachineLocation> newLoc = (FixedListMachineProvisioningLocation<SshMachineLocation>) Iterables.get(newApp.getLocations(), 0);
assertEquals(newLoc.getId(), origLoc.getId());
assertEquals(newLoc.getDisplayName(), origLoc.getDisplayName());
assertEquals(newLoc.getHostGeoInfo(), origLoc.getHostGeoInfo());
assertEquals(newLoc.getConfig(LocationConfigKeys.USER), origLoc.getConfig(LocationConfigKeys.USER));
assertEquals(newLoc.getConfig(LocationConfigKeys.PRIVATE_KEY_PASSPHRASE), origLoc.getConfig(LocationConfigKeys.PRIVATE_KEY_PASSPHRASE));
assertEquals(newLoc.getConfig(LocationConfigKeys.PRIVATE_KEY_FILE), origLoc.getConfig(LocationConfigKeys.PRIVATE_KEY_FILE));
assertEquals(newLoc.getConfig(LocationConfigKeys.PRIVATE_KEY_DATA), origLoc.getConfig(LocationConfigKeys.PRIVATE_KEY_DATA));
}
@Test
public void testRebindParentRelationship() throws Exception {
newApp = rebind();
FixedListMachineProvisioningLocation<SshMachineLocation> newLoc = (FixedListMachineProvisioningLocation<SshMachineLocation>) Iterables.get(newApp.getLocations(), 0);
assertLocationIdsEqual(newLoc.getChildren(), origLoc.getChildren());
assertEquals(Iterables.get(newLoc.getChildren(), 0).getParent(), newLoc);
assertEquals(Iterables.get(newLoc.getChildren(), 1).getParent(), newLoc);
}
@Test
public void testRebindPreservesInUseMachines() throws Exception {
SshMachineLocation inuseMachine = origLoc.obtain();
origApp.sensors().set(TestApplication.SERVICE_UP, true); // to force persist, and thus avoid race
newApp = rebind();
FixedListMachineProvisioningLocation<SshMachineLocation> newLoc = (FixedListMachineProvisioningLocation<SshMachineLocation>) Iterables.get(newApp.getLocations(), 0);
assertLocationIdsEqual(newLoc.getInUse(), origLoc.getInUse());
assertLocationIdsEqual(newLoc.getAvailable(), origLoc.getAvailable());
}
private TestApplication rebind() throws Exception {
RebindTestUtils.waitForPersisted(origApp);
return (TestApplication) RebindTestUtils.rebind(mementoDir, getClass().getClassLoader());
}
private void assertLocationIdsEqual(Iterable<? extends Location> actual, Iterable<? extends Location> expected) {
Function<Location, String> locationIdFunction = new Function<Location, String>() {
@Override public String apply(@Nullable Location input) {
return (input != null) ? input.getId() : null;
}
};
Set<String> actualIds = MutableSet.copyOf(Iterables.transform(actual, locationIdFunction));
Set<String> expectedIds = MutableSet.copyOf(Iterables.transform(expected, locationIdFunction));
assertEquals(actualIds, expectedIds);
}
}