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/*
* ============LICENSE_START=======================================================
* PNF-REGISTRATION-HANDLER
* ================================================================================
* Copyright (C) 2023 Deutsche Telekom 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.dcaegen2.services.prh.configuration;
import org.apache.kafka.clients.consumer.ConsumerConfig;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Profile;
import org.springframework.kafka.annotation.EnableKafka;
import org.springframework.kafka.config.ConcurrentKafkaListenerContainerFactory;
import org.springframework.kafka.core.ConsumerFactory;
import org.springframework.kafka.core.DefaultKafkaConsumerFactory;
import org.springframework.kafka.listener.ContainerProperties;
import java.util.HashMap;
import java.util.Map;
/**
* @author <a href="mailto:pravin.kokane@t-systems.com">Pravin Kokane</a> on 3/13/23
*/
@Profile("autoCommitDisabled")
@EnableKafka
@Configuration
public class KafkaConfig
{
String kafkaBoostrapServerConfig = System.getenv("kafkaBoostrapServerConfig");
String groupIdConfig = System.getenv("groupIdConfig");
String kafkaSecurityProtocol = System.getenv("kafkaSecurityProtocol");
String kafkaSaslMechanism = System.getenv("kafkaSaslMechanism");
String kafkaUsername = System.getenv("kafkaUsername");
String kafkaPassword = System.getenv("kafkaPassword");
String kafkaJaasConfig = System.getenv("JAAS_CONFIG");
String kafkaLoginModuleClassConfig = System.getenv("Login_Module_Class");
@Bean
public ConsumerFactory<String, String> consumerFactory()
{
Map<String,Object> config = new HashMap<>();
config.put(ConsumerConfig.BOOTSTRAP_SERVERS_CONFIG,kafkaBoostrapServerConfig);
config.put(ConsumerConfig.GROUP_ID_CONFIG,groupIdConfig);
config.put(ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.StringDeserializer");
config.put(ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG,"org.apache.kafka.common.serialization.StringDeserializer");
config.put(ConsumerConfig.ENABLE_AUTO_COMMIT_CONFIG, false);
if(kafkaJaasConfig == null) {
kafkaJaasConfig = kafkaLoginModuleClassConfig + " required username=\""
+ kafkaUsername + "\" password=\"" + kafkaPassword + "\";";
}
if(kafkaSecurityProtocol==null ) kafkaSecurityProtocol="SASL_PLAINTEXT";
config.put("security.protocol", kafkaSecurityProtocol);
if(kafkaSaslMechanism==null ) kafkaSaslMechanism="SCRAM-SHA-512";
config.put("sasl.mechanism", kafkaSaslMechanism);
config.put("sasl.jaas.config", kafkaJaasConfig);
return new DefaultKafkaConsumerFactory<>(config);
}
@Bean
public ConcurrentKafkaListenerContainerFactory kafkaListenerContainerFactory()
{
ConcurrentKafkaListenerContainerFactory<String, String> factory = new ConcurrentKafkaListenerContainerFactory<>();
factory.setConsumerFactory(consumerFactory());
factory.setBatchListener(true);
factory.getContainerProperties().setAckMode(ContainerProperties.AckMode.MANUAL);
return factory;
}
}
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