/**
* 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.apache.camel.component.aws.ec2;
import com.amazonaws.ClientConfiguration;
import com.amazonaws.auth.AWSCredentials;
import com.amazonaws.auth.BasicAWSCredentials;
import com.amazonaws.services.ec2.AmazonEC2Client;
import org.apache.camel.Component;
import org.apache.camel.Consumer;
import org.apache.camel.Processor;
import org.apache.camel.Producer;
import org.apache.camel.impl.ScheduledPollEndpoint;
import org.apache.camel.spi.UriEndpoint;
import org.apache.camel.spi.UriParam;
import org.apache.camel.util.ObjectHelper;
/**
* The aws-ec2 is used for managing Amazon EC2 instances.
*/
@UriEndpoint(firstVersion = "2.16.0", scheme = "aws-ec2", title = "AWS EC2", syntax = "aws-ec2:label", producerOnly = true, label = "cloud,management")
public class EC2Endpoint extends ScheduledPollEndpoint {
private AmazonEC2Client ec2Client;
@UriParam
private EC2Configuration configuration;
public EC2Endpoint(String uri, Component component, EC2Configuration configuration) {
super(uri, component);
this.configuration = configuration;
}
public Consumer createConsumer(Processor processor) throws Exception {
throw new UnsupportedOperationException("You cannot receive messages from this endpoint");
}
public Producer createProducer() throws Exception {
return new EC2Producer(this);
}
public boolean isSingleton() {
return true;
}
@Override
public void doStart() throws Exception {
super.doStart();
ec2Client = configuration.getAmazonEc2Client() != null ? configuration.getAmazonEc2Client() : createEc2Client();
if (ObjectHelper.isNotEmpty(configuration.getAmazonEc2Endpoint())) {
ec2Client.setEndpoint(configuration.getAmazonEc2Endpoint());
}
}
public EC2Configuration getConfiguration() {
return configuration;
}
public AmazonEC2Client getEc2Client() {
return ec2Client;
}
AmazonEC2Client createEc2Client() {
AmazonEC2Client client = null;
ClientConfiguration clientConfiguration = null;
boolean isClientConfigFound = false;
if (ObjectHelper.isNotEmpty(configuration.getProxyHost()) && ObjectHelper.isNotEmpty(configuration.getProxyPort())) {
clientConfiguration = new ClientConfiguration();
clientConfiguration.setProxyHost(configuration.getProxyHost());
clientConfiguration.setProxyPort(configuration.getProxyPort());
isClientConfigFound = true;
}
if (configuration.getAccessKey() != null && configuration.getSecretKey() != null) {
AWSCredentials credentials = new BasicAWSCredentials(configuration.getAccessKey(), configuration.getSecretKey());
if (isClientConfigFound) {
client = new AmazonEC2Client(credentials, clientConfiguration);
} else {
client = new AmazonEC2Client(credentials);
}
} else {
if (isClientConfigFound) {
client = new AmazonEC2Client();
} else {
client = new AmazonEC2Client(clientConfiguration);
}
}
return client;
}
}