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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Licensed 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.
* ============LICENSE_END=========================================================
*/
package org.onap.aai.web;
import com.att.eelf.configuration.EELFLogger;
import com.att.eelf.configuration.EELFManager;
import org.apache.commons.lang.StringUtils;
import org.apache.http.client.HttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.ssl.SSLContextBuilder;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.web.client.RestTemplateBuilder;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.HttpHeaders;
import org.springframework.http.MediaType;
import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
import org.springframework.util.ResourceUtils;
import org.springframework.web.client.RestTemplate;
import javax.net.ssl.SSLContext;
import java.io.FileNotFoundException;
import java.io.UnsupportedEncodingException;
import java.util.Base64;
@Configuration
public class EventClientPublisher {
private static final EELFLogger LOGGER = EELFManager.getInstance().getLogger(EventClientPublisher.class);
@Value("${dmaap.ribbon.listOfServers}")
private String hosts;
@Value("${dmaap.ribbon.username:}")
private String username;
@Value("${dmaap.ribbon.password:}")
private String password;
@Value("${dmaap.ribbon.topic:AAI-EVENT}")
private String topic;
@Value("${dmaap.ribbon.batchSize:100}")
private int maxBatchSize;
@Value("${dmaap.ribbon.maxAgeMs:250}")
private int maxAgeMs;
@Value("${dmaap.ribbon.delayBetweenBatches:100}")
private int delayBetweenBatches;
@Value("${dmaap.ribbon.protocol:http}")
private String protocol;
@Value("${dmaap.ribbon.transportType:http}")
private String transportType;
@Value("${dmaap.ribbon.contentType:application/json}")
private String contentType;
@Value("${server.ssl.trust-store:aai_keystore}")
private String trustStoreFile;
@Value("${server.ssl.trust-store-password:somepass}")
private String trustStorePass;
@Bean(name="dmaapRestTemplate")
public RestTemplate dmaapRestTemplate() throws Exception {
if(transportType.equals("https")){
RestTemplateBuilder restTemplateBuilder = new RestTemplateBuilder();
SSLContext sslContext = SSLContextBuilder
.create()
.loadTrustMaterial(ResourceUtils.getFile(trustStoreFile), trustStorePass.toCharArray())
.build();
HttpClient client = HttpClients
.custom()
.setSSLContext(sslContext)
.build();
LOGGER.info("Creating a dmaap rest template with https using truststore {}", trustStoreFile);
return restTemplateBuilder
.requestFactory(new HttpComponentsClientHttpRequestFactory(client))
.build();
}
LOGGER.info("Creating a dmaap rest template using http");
return new RestTemplate();
}
@Bean(name="dmaapHeaders")
public HttpHeaders dmaapHeaders() throws UnsupportedEncodingException
{
HttpHeaders httpHeaders = new HttpHeaders();
httpHeaders.setContentType(MediaType.APPLICATION_JSON);
if(username != null && password != null){
if(!StringUtils.EMPTY.equals(username) && !StringUtils.EMPTY.equals(password)){
byte[] userPass = (username + ":" + password).getBytes("UTF-8");
httpHeaders.set("Authorization", "Basic " + Base64.getEncoder().encodeToString(userPass));
}
}
return httpHeaders;
}
}
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