1 files changed, 106 insertions, 0 deletions
diff --git a/prh-app-server/src/main/java/org/onap/dcaegen2/services/prh/configuration/KafkaConfig.java b/prh-app-server/src/main/java/org/onap/dcaegen2/services/prh/configuration/KafkaConfig.java
new file mode 100644
index 00000000..baaf3b16
--- /dev/null
+++ b/prh-app-server/src/main/java/org/onap/dcaegen2/services/prh/configuration/KafkaConfig.java
@@ -0,0 +1,106 @@
+/*
+ * ============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 java.util.HashMap;
+import java.util.Map;
+import org.springframework.context.annotation.Profile;
+import org.apache.kafka.clients.consumer.ConsumerConfig;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+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;
+
+ /**
+  *  * @author <a href="mailto:PRANIT.KAPDULE@t-systems.com">Pranit Kapdule</a> on
+  *   *        24/08/23
+  *    */
+
+@Profile("autoCommitDisabled")
+@EnableKafka
+@Configuration
+public class KafkaConfig {
+
+    CbsConfigurationForAutoCommitDisabledMode cbsConfigurationForAutoCommitDisabledMode;
+
+    public String kafkaBoostrapServerConfig;
+    public String groupIdConfig;
+    public String kafkaSecurityProtocol;
+    public String kafkaSaslMechanism;
+    public String kafkaUsername;
+    public String kafkaPassword;
+    public String kafkaJaasConfigName;
+    public String kafkaLoginModuleClassConfig;
+    public String kafkaJaasConfig;
+
+    public final String DEFAULT_KAFKA_SECURITY_PROTOCOL = "SASL_PLAINTEXT";
+    public final String DEFAULT_KAFKA_SASL_MECHANISM = "SCRAM-SHA-512";
+    
+    public KafkaConfig() {
+        
+    }
+
+    @Bean
+    public ConsumerFactory<String, String> consumerFactory(CbsConfigurationForAutoCommitDisabledMode cbsConfigurationForAutoCommitDisabledMode) {
+        this.cbsConfigurationForAutoCommitDisabledMode = cbsConfigurationForAutoCommitDisabledMode;
+        kafkaBoostrapServerConfig = cbsConfigurationForAutoCommitDisabledMode.getKafkaConfig()
+                .kafkaBoostrapServerConfig();
+        groupIdConfig = cbsConfigurationForAutoCommitDisabledMode.getKafkaConfig().groupIdConfig();
+        kafkaSecurityProtocol = cbsConfigurationForAutoCommitDisabledMode.getKafkaConfig().kafkaSecurityProtocol();
+        kafkaSaslMechanism = cbsConfigurationForAutoCommitDisabledMode.getKafkaConfig().kafkaSaslMechanism();
+        kafkaJaasConfig = cbsConfigurationForAutoCommitDisabledMode.getKafkaConfig().kafkaJaasConfig();
+
+        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 (kafkaSecurityProtocol == null)
+            kafkaSecurityProtocol = DEFAULT_KAFKA_SECURITY_PROTOCOL;
+        config.put("security.protocol", kafkaSecurityProtocol);
+        if (kafkaSaslMechanism == null)
+            kafkaSaslMechanism = DEFAULT_KAFKA_SASL_MECHANISM;
+        config.put("sasl.mechanism", kafkaSaslMechanism);
+
+        config.put("sasl.jaas.config", kafkaJaasConfig);
+
+        return new DefaultKafkaConsumerFactory<>(config);
+
+    }
+
+    @Bean
+    public ConcurrentKafkaListenerContainerFactory<String, String> kafkaListenerContainerFactory(
+            CbsConfigurationForAutoCommitDisabledMode cbsConfigurationForAutoCommitDisabledMode) {
+        ConcurrentKafkaListenerContainerFactory<String, String> factory = new ConcurrentKafkaListenerContainerFactory<>();
+        factory.setConsumerFactory(consumerFactory(cbsConfigurationForAutoCommitDisabledMode));
+        factory.setBatchListener(true);
+        factory.getContainerProperties().setAckMode(ContainerProperties.AckMode.MANUAL);
+        return factory;
+    }
+
+}