1 files changed, 82 insertions, 0 deletions
diff --git a/sdc-distribution-client/src/main/java/org/onap/sdc/utils/kafka/KafkaCommonConfig.java b/sdc-distribution-client/src/main/java/org/onap/sdc/utils/kafka/KafkaCommonConfig.java
new file mode 100644
index 0000000..477e677
--- /dev/null
+++ b/sdc-distribution-client/src/main/java/org/onap/sdc/utils/kafka/KafkaCommonConfig.java
@@ -0,0 +1,82 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * sdc-distribution-client
+ * ================================================================================
+ * Copyright (C) 2023 Nordix Foundation. 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.sdc.utils.kafka;
+
+import org.apache.kafka.clients.consumer.ConsumerConfig;
+import org.apache.kafka.clients.producer.ProducerConfig;
+import org.apache.kafka.clients.CommonClientConfigs;
+import org.apache.kafka.common.config.SaslConfigs;
+import org.apache.kafka.common.config.SslConfigs;
+import org.onap.sdc.impl.Configuration;
+import java.util.Properties;
+import java.util.UUID;
+
+public class KafkaCommonConfig {
+    private final Configuration configuration;
+    public KafkaCommonConfig(Configuration configuration){
+        this.configuration = configuration;
+    }
+
+    public Properties getConsumerProperties(){
+        Properties props = new Properties();
+        setCommonProperties(props);
+
+        props.put(ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.StringDeserializer");
+        props.put(ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG,  "org.apache.kafka.common.serialization.StringDeserializer");
+        props.put(ConsumerConfig.MAX_POLL_INTERVAL_MS_CONFIG, configuration.getKafkaConsumerMaxPollInterval() * 1000);
+        props.put(ConsumerConfig.CLIENT_ID_CONFIG, configuration.getConsumerID() + "-consumer-" + UUID.randomUUID());
+        props.put(ConsumerConfig.SESSION_TIMEOUT_MS_CONFIG, configuration.getKafkaConsumerSessionTimeout() * 1000);
+        props.put(ConsumerConfig.GROUP_ID_CONFIG, configuration.getConsumerGroup());
+        props.put(ConsumerConfig.ALLOW_AUTO_CREATE_TOPICS_CONFIG, false);
+        props.put(ConsumerConfig.AUTO_OFFSET_RESET_CONFIG, "latest");
+
+
+        return props;
+    }
+
+    public Properties getProducerProperties(){
+        Properties props = new Properties();
+        setCommonProperties(props);
+        props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.StringSerializer");
+        props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG,  "org.apache.kafka.common.serialization.StringSerializer");
+        props.put(ProducerConfig.CLIENT_ID_CONFIG, configuration.getConsumerID() + "-producer-" + UUID.randomUUID());
+
+        return props;
+    }
+
+    private void setCommonProperties(Properties props) {
+        String securityProtocolConfig = configuration.getKafkaSecurityProtocolConfig();
+        props.put(CommonClientConfigs.SECURITY_PROTOCOL_CONFIG, securityProtocolConfig);
+        props.put(CommonClientConfigs.BOOTSTRAP_SERVERS_CONFIG, configuration.getMsgBusAddress());
+
+        if("SSL".equals(securityProtocolConfig)) {
+            props.put(SslConfigs.SSL_TRUSTSTORE_PASSWORD_CONFIG, configuration.getTrustStorePassword());
+            props.put(SslConfigs.SSL_TRUSTSTORE_LOCATION_CONFIG, configuration.getTrustStorePath());
+            props.put(SslConfigs.SSL_KEYSTORE_PASSWORD_CONFIG, configuration.getKeyStorePassword());
+            props.put(SslConfigs.SSL_KEYSTORE_LOCATION_CONFIG, configuration.getKeyStorePath());
+            props.put(SslConfigs.SSL_KEY_PASSWORD_CONFIG, configuration.getKeyStorePassword());
+        }
+        else{
+            props.put(SaslConfigs.SASL_JAAS_CONFIG, configuration.getKafkaSaslJaasConfig());
+            props.put(SaslConfigs.SASL_MECHANISM, configuration.getKafkaSaslMechanism());
+        }
+    }
+
+}