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/*-
* ============LICENSE_START=======================================================
* SDC
* ================================================================================
* Copyright (C) 2019 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.openecomp.sdc.common.http.client.api;
import org.apache.http.client.HttpRequestRetryHandler;
import org.apache.http.client.UserTokenHandler;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.conn.HttpClientConnectionManager;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.impl.client.HttpClients;
import org.onap.config.api.JettySSLUtils;
import org.openecomp.sdc.common.api.Constants;
import org.openecomp.sdc.common.http.config.ClientCertificate;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class HttpClientFactory {
private static final Logger LOGGER = LoggerFactory.getLogger(HttpClientFactory.class);
private static final UserTokenHandler userTokenHandler = context -> null;
private final HttpConnectionMngFactory connectionMngFactory;
HttpClientFactory(HttpConnectionMngFactory connectionMngFactory) {
this.connectionMngFactory = connectionMngFactory;
}
HttpClient createClient(String protocol, HttpClientConfigImmutable config) {
LOGGER.debug("Create {} client based on {}", protocol, config);
final ClientCertificate clientCertificate = Constants.HTTPS.equals(protocol) ? config.getClientCertificate() : null;
final HttpClientConnectionManager connectionManager = connectionMngFactory.getOrCreate(clientCertificate);
final RequestConfig requestConfig = createClientTimeoutConfiguration(config);
try {
final HttpClientBuilder httpClientBuilder = HttpClients.custom()
.setDefaultRequestConfig(requestConfig)
.setConnectionManager(connectionManager)
.setUserTokenHandler(userTokenHandler)
.setRetryHandler(resolveRetryHandler(config));
if (clientCertificate != null) {
httpClientBuilder.setSSLContext(JettySSLUtils.getSslContext());
}
return new HttpClient(httpClientBuilder.build(), config);
} catch (Exception e) {
LOGGER.error("Failed to createClient", e);
throw new RuntimeException(e);
}
}
private HttpRequestRetryHandler resolveRetryHandler(HttpClientConfigImmutable config) {
return config.getNumOfRetries() > 0 ? config.getRetryHandler() : null;
}
private RequestConfig createClientTimeoutConfiguration(HttpClientConfigImmutable config) {
return RequestConfig.custom().setConnectTimeout(config.getConnectTimeoutMs()).setSocketTimeout(config.getReadTimeoutMs())
.setConnectionRequestTimeout(config.getConnectPoolTimeoutMs()).build();
}
}
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