org.jclouds.aws.ec2.binders.BindLaunchSpecificationToFormParams Maven / Gradle / Ivy

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/*
 * 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.binders;

import static shaded.com.google.common.base.Preconditions.checkArgument;
import static shaded.com.google.common.base.Preconditions.checkNotNull;

import java.util.Map;
import java.util.Map.Entry;

import javax.inject.Singleton;

import org.jclouds.aws.ec2.domain.LaunchSpecification;
import org.jclouds.aws.ec2.domain.LaunchSpecification.IAMInstanceProfileRequest;
import org.jclouds.aws.ec2.options.AWSRunInstancesOptions;
import org.jclouds.http.HttpRequest;
import org.jclouds.rest.Binder;

import shaded.com.google.common.base.Function;
import shaded.com.google.common.collect.ImmutableMap;
import shaded.com.google.common.collect.ImmutableMap.Builder;
import shaded.com.google.common.collect.Multimaps;

@Singleton
public class BindLaunchSpecificationToFormParams implements Binder, Function> {

   @SuppressWarnings("unchecked")
   @Override
   public  R bindToRequest(R request, Object input) {
      checkArgument(input instanceof LaunchSpecification, "this binder is only valid for LaunchSpecifications!");
      LaunchSpecification launchSpec = LaunchSpecification.class.cast(input);
      return (R) request.toBuilder().replaceFormParams(Multimaps.forMap(apply(launchSpec))).build();
   }

   @Override
   public Map apply(LaunchSpecification launchSpec) {
      Builder builder = ImmutableMap.builder();
      builder.put("LaunchSpecification.ImageId", checkNotNull(launchSpec.getImageId(), "imageId"));
      if (launchSpec.getAvailabilityZone() != null)
         builder.put("LaunchSpecification.Placement.AvailabilityZone", launchSpec.getAvailabilityZone());

      AWSRunInstancesOptions options = new AWSRunInstancesOptions();
      if (!launchSpec.getBlockDeviceMappings().isEmpty())
         options.withBlockDeviceMappings(launchSpec.getBlockDeviceMappings());
      if (!launchSpec.getSecurityGroupNames().isEmpty())
         options.withSecurityGroups(launchSpec.getSecurityGroupNames());
      if (!launchSpec.getSecurityGroupIds().isEmpty())
         options.withSecurityGroupIds(launchSpec.getSecurityGroupIds());
      options.asType(checkNotNull(launchSpec.getInstanceType(), "instanceType"));
      if (launchSpec.getSubnetId() != null)
         options.withSubnetId(launchSpec.getSubnetId());
      if (launchSpec.getKernelId() != null)
         options.withKernelId(launchSpec.getKernelId());
      if (launchSpec.getKeyName() != null)
         options.withKeyName(launchSpec.getKeyName());
      if (launchSpec.getRamdiskId() != null)
         options.withRamdisk(launchSpec.getRamdiskId());
      if (Boolean.TRUE.equals(launchSpec.isMonitoringEnabled()))
         options.enableMonitoring();
      if (launchSpec.getUserData() != null)
         options.withUserData(launchSpec.getUserData());
      if (launchSpec.getIAMInstanceProfile().isPresent()) {
         IAMInstanceProfileRequest profile = launchSpec.getIAMInstanceProfile().get();
         if (profile.getArn().isPresent())
            options.withIAMInstanceProfileArn(profile.getArn().get());
         if (profile.getName().isPresent())
            options.withIAMInstanceProfileName(profile.getName().get());
      }
      for (Entry entry : options.buildFormParameters().entries()) {
         builder.put("LaunchSpecification." + entry.getKey(), entry.getValue());
      }
      return builder.build();
   }
}