/*
* 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.jclouds.aws.ec2.compute.strategy;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.collect.Iterables.transform;
import static org.jclouds.compute.config.ComputeServiceProperties.TIMEOUT_NODE_RUNNING;
import static org.jclouds.ec2.reference.EC2Constants.PROPERTY_EC2_GENERATE_INSTANCE_NAMES;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.atomic.AtomicReference;
import javax.annotation.Resource;
import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;
import org.jclouds.aws.ec2.AWSEC2Api;
import org.jclouds.aws.ec2.compute.AWSEC2TemplateOptions;
import org.jclouds.aws.ec2.compute.functions.PresentSpotRequestsAndInstances;
import org.jclouds.aws.ec2.domain.LaunchSpecification;
import org.jclouds.aws.ec2.functions.SpotInstanceRequestToAWSRunningInstance;
import org.jclouds.aws.ec2.options.AWSRunInstancesOptions;
import org.jclouds.aws.ec2.options.RequestSpotInstancesOptions;
import org.jclouds.compute.domain.NodeMetadata;
import org.jclouds.compute.domain.Template;
import org.jclouds.compute.options.TemplateOptions;
import org.jclouds.compute.reference.ComputeServiceConstants;
import org.jclouds.compute.util.ComputeUtils;
import org.jclouds.domain.Credentials;
import org.jclouds.domain.LoginCredentials;
import org.jclouds.ec2.compute.domain.RegionAndName;
import org.jclouds.ec2.compute.strategy.EC2CreateNodesInGroupThenAddToSet;
import org.jclouds.ec2.domain.RunningInstance;
import org.jclouds.ec2.options.RunInstancesOptions;
import org.jclouds.logging.Logger;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Function;
import com.google.common.base.Optional;
import com.google.common.base.Predicate;
import com.google.common.cache.LoadingCache;
import com.google.common.collect.ImmutableSet;
/**
*
* @author Adrian Cole
*/
@Singleton
public class AWSEC2CreateNodesInGroupThenAddToSet extends EC2CreateNodesInGroupThenAddToSet {
@Resource
@Named(ComputeServiceConstants.COMPUTE_LOGGER)
private Logger logger = Logger.NULL;
@VisibleForTesting
private final AWSEC2Api client;
private final SpotInstanceRequestToAWSRunningInstance spotConverter;
@Inject
protected AWSEC2CreateNodesInGroupThenAddToSet(
AWSEC2Api client,
@Named("ELASTICIP") LoadingCache<RegionAndName, String> elasticIpCache,
@Named(TIMEOUT_NODE_RUNNING) Predicate<AtomicReference<NodeMetadata>> nodeRunning,
@Named(PROPERTY_EC2_GENERATE_INSTANCE_NAMES) boolean generateInstanceNames,
CreateKeyPairPlacementAndSecurityGroupsAsNeededAndReturnRunOptions createKeyPairAndSecurityGroupsAsNeededAndReturncustomize,
PresentSpotRequestsAndInstances instancePresent,
Function<RunningInstance, NodeMetadata> runningInstanceToNodeMetadata,
LoadingCache<RunningInstance, Optional<LoginCredentials>> instanceToCredentials,
Map<String, Credentials> credentialStore, ComputeUtils utils,
SpotInstanceRequestToAWSRunningInstance spotConverter) {
super(client, elasticIpCache, nodeRunning, createKeyPairAndSecurityGroupsAsNeededAndReturncustomize,
instancePresent, runningInstanceToNodeMetadata, instanceToCredentials, credentialStore, utils);
this.client = checkNotNull(client, "client");
this.spotConverter = checkNotNull(spotConverter, "spotConverter");
}
@Override
protected Set<RunningInstance> createNodesInRegionAndZone(String region, String zone, String group,
int count, Template template, RunInstancesOptions instanceOptions) {
Float spotPrice = getSpotPriceOrNull(template.getOptions());
if (spotPrice != null) {
AWSEC2TemplateOptions awsOptions = AWSEC2TemplateOptions.class.cast(template.getOptions());
LaunchSpecification spec = AWSRunInstancesOptions.class.cast(instanceOptions).getLaunchSpecificationBuilder()
.imageId(template.getImage().getProviderId()).availabilityZone(zone).subnetId(awsOptions.getSubnetId())
.iamInstanceProfileArn(awsOptions.getIAMInstanceProfileArn())
.iamInstanceProfileName(awsOptions.getIAMInstanceProfileName()).build();
RequestSpotInstancesOptions options = awsOptions.getSpotOptions();
if (logger.isDebugEnabled())
logger.debug(">> requesting %d spot instances region(%s) price(%f) spec(%s) options(%s)", count, region,
spotPrice, spec, options);
return ImmutableSet.<RunningInstance> copyOf(transform(client.getSpotInstanceApi().get()
.requestSpotInstancesInRegion(region, spotPrice, count, spec, options), spotConverter));
}
return super.createNodesInRegionAndZone(region, zone, group, count, template, instanceOptions);
}
private Float getSpotPriceOrNull(TemplateOptions options) {
return options instanceof AWSEC2TemplateOptions ? AWSEC2TemplateOptions.class.cast(options).getSpotPrice() : null;
}
}