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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2020 Nordix Foundation.
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.aaf.certservice.cmpv2client.impl;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.ByteArrayEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.bouncycastle.asn1.cmp.PKIMessage;
import org.onap.aaf.certservice.cmpv2client.exceptions.CmpClientException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
class Cmpv2HttpClient {
private static final Logger LOG = LoggerFactory.getLogger(Cmpv2HttpClient.class);
private static final String CONTENT_TYPE = "Content-type";
private static final String CMP_REQUEST_MIMETYPE = "application/pkixcmp";
private final CloseableHttpClient httpClient;
/**
* constructor for Cmpv2HttpClient
*
* @param httpClient CloseableHttpClient used for sending/recieve request.
*/
public Cmpv2HttpClient(CloseableHttpClient httpClient) {
this.httpClient = httpClient;
}
/**
* Send Post Request to Server
*
* @param pkiMessage PKIMessage to send to server
* @param urlString url for the server we're sending request
* @param caName name of CA server
* @return PKIMessage received from CMPServer
* @throws CmpClientException thrown if problems with connecting or parsing response to server
*/
public byte[] postRequest(
final PKIMessage pkiMessage, final String urlString, final String caName)
throws CmpClientException {
try (final ByteArrayOutputStream byteArrOutputStream = new ByteArrayOutputStream()) {
final HttpPost postRequest = new HttpPost(urlString);
final byte[] requestBytes = pkiMessage.getEncoded();
postRequest.setEntity(new ByteArrayEntity(requestBytes));
postRequest.setHeader(CONTENT_TYPE, CMP_REQUEST_MIMETYPE);
try (CloseableHttpResponse response = httpClient.execute(postRequest)) {
response.getEntity().writeTo(byteArrOutputStream);
}
return byteArrOutputStream.toByteArray();
} catch (IOException ioe) {
CmpClientException cmpClientException =
new CmpClientException(
String.format("IOException error while trying to connect CA %s", caName), ioe);
LOG.error("IOException error {}, while trying to connect CA {}", ioe.getMessage(), caName);
throw cmpClientException;
}
}
}
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