| /* |
| * 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.aws2.sts; |
| |
| import java.util.Map; |
| import java.util.Set; |
| |
| import org.apache.camel.CamelContext; |
| import org.apache.camel.Endpoint; |
| import org.apache.camel.spi.Metadata; |
| import org.apache.camel.spi.annotations.Component; |
| import org.apache.camel.support.DefaultComponent; |
| import org.apache.camel.util.ObjectHelper; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import software.amazon.awssdk.services.sts.StsClient; |
| |
| /** |
| * For working with Amazon STS SDK v2. |
| */ |
| @Component("aws2-sts") |
| public class STS2Component extends DefaultComponent { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(STS2Component.class); |
| |
| @Metadata |
| private STS2Configuration configuration = new STS2Configuration(); |
| |
| public STS2Component() { |
| this(null); |
| } |
| |
| public STS2Component(CamelContext context) { |
| super(context); |
| |
| registerExtension(new STS2ComponentVerifierExtension()); |
| } |
| |
| @Override |
| protected Endpoint createEndpoint(String uri, String remaining, Map<String, Object> parameters) throws Exception { |
| STS2Configuration configuration = this.configuration != null ? this.configuration.copy() |
| : new STS2Configuration(); |
| STS2Endpoint endpoint = new STS2Endpoint(uri, this, configuration); |
| setProperties(endpoint, parameters); |
| if (endpoint.getConfiguration().isAutoDiscoverClient()) { |
| checkAndSetRegistryClient(configuration, endpoint); |
| } |
| if (configuration.getStsClient() == null |
| && (configuration.getAccessKey() == null || configuration.getSecretKey() == null)) { |
| throw new IllegalArgumentException("Amazon STS client or accessKey and secretKey must be specified"); |
| } |
| |
| return endpoint; |
| } |
| |
| public STS2Configuration getConfiguration() { |
| return configuration; |
| } |
| |
| /** |
| * Component configuration |
| */ |
| public void setConfiguration(STS2Configuration configuration) { |
| this.configuration = configuration; |
| } |
| |
| private void checkAndSetRegistryClient(STS2Configuration configuration, STS2Endpoint endpoint) { |
| if (ObjectHelper.isEmpty(endpoint.getConfiguration().getStsClient())) { |
| LOG.debug("Looking for an StsClient instance in the registry"); |
| Set<StsClient> clients = getCamelContext().getRegistry().findByType(StsClient.class); |
| if (clients.size() == 1) { |
| LOG.debug("Found exactly one StsClient instance in the registry"); |
| configuration.setStsClient(clients.stream().findFirst().get()); |
| } else { |
| LOG.debug("No StsClient instance in the registry"); |
| } |
| } else { |
| LOG.debug("StsClient instance is already set at endpoint level: skipping the check in the registry"); |
| } |
| } |
| } |