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* to you under the Apache License, Version 2.0 (the
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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
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package org.apache.provisionr.amazon.activities;
import com.amazonaws.services.ec2.model.DescribeInstancesRequest;
import com.amazonaws.services.ec2.model.DescribeInstancesResult;
import com.amazonaws.services.ec2.model.DescribeVolumesRequest;
import com.amazonaws.services.ec2.model.DescribeVolumesResult;
import com.amazonaws.services.ec2.model.Instance;
import com.amazonaws.services.ec2.model.InstanceBlockDeviceMapping;
import com.amazonaws.services.ec2.model.TerminateInstancesRequest;
import com.amazonaws.services.ec2.model.Volume;
import com.google.common.collect.Lists;
import com.google.common.util.concurrent.Uninterruptibles;
import java.util.List;
import java.util.concurrent.TimeUnit;
import org.apache.provisionr.amazon.ProcessVariables;
import org.apache.provisionr.api.hardware.BlockDevice;
import org.apache.provisionr.test.ProcessVariablesCollector;
import static org.fest.assertions.api.Assertions.assertThat;
import org.junit.Test;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.anyString;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
public class RunOnDemandInstancesLiveTest extends CreatePoolLiveTest<RunOnDemandInstances> {
private static final String UBUNTU_AMI_ID = "ami-1e831d77"; // Ubuntu 13.04 amd64
private ProcessVariablesCollector collector;
@Override
public void setUp() throws Exception {
super.setUp();
collector = new ProcessVariablesCollector();
collector.install(execution);
}
@Test
public void testRunInstances() throws Exception {
activity.execute(execution);
verify(execution).setVariable(eq(ProcessVariables.RESERVATION_ID), anyString());
verify(execution).setVariable(eq(ProcessVariables.INSTANCE_IDS), any());
@SuppressWarnings("unchecked")
List<String> instanceIds = (List<String>) collector.getVariable(ProcessVariables.INSTANCE_IDS);
/* the second call should do nothing */
activity.execute(execution);
DescribeInstancesResult result = client.describeInstances(new DescribeInstancesRequest()
.withInstanceIds(instanceIds));
assertThat(result.getReservations()).hasSize(1);
assertThat(result.getReservations().get(0).getInstances()).hasSize(1);
}
@Test
public void testRunInstancesWithBlockDevices() throws Exception {
// TODO: maybe we should also test for spot instances
BlockDevice blockDevice = mock(BlockDevice.class);
when(blockDevice.getSize()).thenReturn(8); // TODO: understand why it doesn't work for smaller volumes
when(blockDevice.getName()).thenReturn("/dev/sda1");
BlockDevice blockDevice2 = mock(BlockDevice.class);
when(blockDevice2.getSize()).thenReturn(16);
when(blockDevice2.getName()).thenReturn("/dev/sda4");
when(hardware.getBlockDevices()).thenReturn(Lists.newArrayList(blockDevice, blockDevice2));
activity.execute(execution);
Uninterruptibles.sleepUninterruptibly(30, TimeUnit.SECONDS);
@SuppressWarnings("unchecked")
List<String> instanceIds = (List<String>) collector.getVariable(ProcessVariables.INSTANCE_IDS);
DescribeInstancesResult result = client.describeInstances(new DescribeInstancesRequest()
.withInstanceIds(instanceIds));
Instance instance = result.getReservations().get(0).getInstances().get(0);
List<InstanceBlockDeviceMapping> bdm = instance.getBlockDeviceMappings();
assertThat(bdm).hasSize(2);
List<String> volumeIds = Lists.newArrayList();
for (int i = 0; i < bdm.size(); i++) {
assertThat(bdm.get(i).getDeviceName()).isEqualTo("/dev/sda" + ((i + 1) * (i + 1)));
assertThat(bdm.get(i).getEbs().getDeleteOnTermination()).isTrue();
volumeIds.add(bdm.get(i).getEbs().getVolumeId());
}
DescribeVolumesResult volumesResult = client.describeVolumes(
new DescribeVolumesRequest().withVolumeIds(volumeIds));
for (Volume volume : volumesResult.getVolumes()) {
assertThat(volume.getState()).isIn(Lists.newArrayList("creating", "available", "in-use"));
}
assertThat(volumesResult.getVolumes().get(0).getSize())
.isNotEqualTo(volumesResult.getVolumes().get(1).getSize());
}
@Test
public void testRunInstancesWithABaseImageId() throws Exception {
when(software.getImageId()).thenReturn(UBUNTU_AMI_ID);
when(pool.getSoftware()).thenReturn(software);
activity.execute(execution);
@SuppressWarnings("unchecked")
List<String> instanceIds = (List<String>) collector.getVariable(ProcessVariables.INSTANCE_IDS);
DescribeInstancesResult result = client.describeInstances(new DescribeInstancesRequest()
.withInstanceIds(instanceIds));
Instance instance = result.getReservations().get(0).getInstances().get(0);
assertThat(instance.getImageId()).isEqualTo(UBUNTU_AMI_ID);
}
@Override
public void tearDown() throws Exception {
@SuppressWarnings("unchecked")
List<String> instanceIds = (List<String>) collector.getVariable(ProcessVariables.INSTANCE_IDS);
client.terminateInstances(new TerminateInstancesRequest().withInstanceIds(instanceIds));
// TODO: this behaves strangely, if it tries to delete the security group
// and the instances are not yet killed, the test fails with an error
Uninterruptibles.sleepUninterruptibly(45, TimeUnit.SECONDS);
super.tearDown();
}
}