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/*******************************************************************************
* ============LICENSE_START=======================================================
* son-handler
* ================================================================================
* Copyright (C) 2019 Wipro Limited.
* ==============================================================================
* 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.dcaegen2.services.sonhms.utils;
import java.net.MalformedURLException;
import java.security.GeneralSecurityException;
import org.onap.dcaegen2.services.sonhms.Configuration;
import com.att.nsa.cambria.client.CambriaBatchingPublisher;
import com.att.nsa.cambria.client.CambriaClient;
import com.att.nsa.cambria.client.CambriaClientBuilders;
import com.att.nsa.cambria.client.CambriaClientBuilders.ConsumerBuilder;
import com.att.nsa.cambria.client.CambriaClientBuilders.PublisherBuilder;
import com.att.nsa.cambria.client.CambriaClientBuilders.TopicManagerBuilder;
import com.att.nsa.cambria.client.CambriaConsumer;
import com.att.nsa.cambria.client.CambriaTopicManager;
public class DmaapUtils {
public CambriaBatchingPublisher buildPublisher(Configuration config, String topic) {
try {
return builder(config, topic).build();
} catch (MalformedURLException | GeneralSecurityException e) {
// TODO Auto-generated catch block
return null;
}
}
public CambriaConsumer buildConsumer(Configuration config, String topic) {
try {
return builderConsumer(config, topic).build();
} catch (MalformedURLException | GeneralSecurityException e) {
// TODO Auto-generated catch block
return null;
}
}
private static PublisherBuilder builder(Configuration config, String topic) {
if (config.isSecured()) {
return authenticatedBuilder(config, topic);
} else {
return unAuthenticatedBuilder(config, topic);
}
}
private static PublisherBuilder authenticatedBuilder(Configuration config, String topic) {
return unAuthenticatedBuilder(config, topic).usingHttps().authenticatedByHttp(config.getAafUsername(),
config.getAafPassword());
}
private static PublisherBuilder unAuthenticatedBuilder(Configuration config, String topic) {
return new CambriaClientBuilders.PublisherBuilder().usingHosts(config.getDmaapServers()).onTopic(topic)
.logSendFailuresAfter(5);
}
private static ConsumerBuilder builderConsumer(Configuration config, String topic) {
if (config.isSecured()) {
return authenticatedConsumerBuilder(config, topic);
} else {
return unAuthenticatedConsumerBuilder(config, topic);
}
}
private static ConsumerBuilder unAuthenticatedConsumerBuilder(Configuration config, String topic) {
// TODO Auto-generated method stub
return new CambriaClientBuilders.ConsumerBuilder().usingHosts(config.getDmaapServers()).onTopic(topic)
.knownAs(config.getCg(), config.getCid()).withSocketTimeout(config.getPollingTimeout() * 1000);
}
private static ConsumerBuilder authenticatedConsumerBuilder(Configuration config, String topic) {
return unAuthenticatedConsumerBuilder(config, topic).usingHttps().authenticatedByHttp(config.getAafUsername(),
config.getAafPassword());
}
public CambriaTopicManager cambriaCLientBuilder(Configuration configuration) {
if(configuration.isSecured()) {
return authenticatedCambriaCLientBuilder(configuration);
}
else
{
return unAuthenticatedCambriaCLientBuilder(configuration);
}
}
private static CambriaTopicManager authenticatedCambriaCLientBuilder(Configuration config) {
try {
return buildCambriaClient(new TopicManagerBuilder().usingHosts(config.getDmaapServers())
.authenticatedByHttp(config.getAafUsername(), config.getAafPassword()));
} catch (MalformedURLException | GeneralSecurityException e) {
return null;
}
}
private static CambriaTopicManager unAuthenticatedCambriaCLientBuilder(Configuration config) {
try {
return buildCambriaClient(new TopicManagerBuilder().usingHosts(config.getDmaapServers()));
} catch (MalformedURLException | GeneralSecurityException e) {
return null;
}
}
@SuppressWarnings("unchecked")
private static <T extends CambriaClient> T buildCambriaClient(
CambriaClientBuilders.AbstractAuthenticatedManagerBuilder<? extends CambriaClient> client)
throws MalformedURLException, GeneralSecurityException {
return (T) client.build();
}
}
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