2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2022-2023 Nordix Foundation
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.cps.ncmp.api.impl.events.avcsubscription;
23 import io.cloudevents.CloudEvent;
24 import lombok.RequiredArgsConstructor;
25 import lombok.extern.slf4j.Slf4j;
26 import org.apache.kafka.clients.consumer.ConsumerRecord;
27 import org.onap.cps.ncmp.api.impl.subscriptions.SubscriptionPersistence;
28 import org.onap.cps.ncmp.api.impl.utils.SubscriptionEventCloudMapper;
29 import org.onap.cps.ncmp.api.impl.yangmodels.YangModelSubscriptionEvent;
30 import org.onap.cps.ncmp.events.avcsubscription1_0_0.client_to_ncmp.SubscriptionEvent;
31 import org.springframework.beans.factory.annotation.Value;
32 import org.springframework.kafka.annotation.KafkaListener;
33 import org.springframework.stereotype.Component;
38 @RequiredArgsConstructor
39 public class SubscriptionEventConsumer {
41 private final SubscriptionEventForwarder subscriptionEventForwarder;
42 private final SubscriptionEventMapper subscriptionEventMapper;
43 private final SubscriptionPersistence subscriptionPersistence;
45 @Value("${notification.enabled:true}")
46 private boolean notificationFeatureEnabled;
48 @Value("${ncmp.model-loader.subscription:false}")
49 private boolean subscriptionModelLoaderEnabled;
52 * Consume the specified event.
54 * @param subscriptionEventConsumerRecord the event to be consumed
56 @KafkaListener(topics = "${app.ncmp.avc.subscription-topic}",
57 containerFactory = "cloudEventConcurrentKafkaListenerContainerFactory")
58 public void consumeSubscriptionEvent(final ConsumerRecord<String, CloudEvent> subscriptionEventConsumerRecord) {
59 final CloudEvent cloudEvent = subscriptionEventConsumerRecord.value();
60 final String eventType = subscriptionEventConsumerRecord.value().getType();
61 final SubscriptionEvent subscriptionEvent = SubscriptionEventCloudMapper.toSubscriptionEvent(cloudEvent);
62 final String eventDatastore = subscriptionEvent.getData().getPredicates().getDatastore();
63 if (!(eventDatastore.equals("passthrough-running") || eventDatastore.equals("passthrough-operational"))) {
64 throw new UnsupportedOperationException(
65 "passthrough datastores are currently only supported for event subscriptions");
67 if ("CM".equals(subscriptionEvent.getData().getDataType().getDataCategory())) {
68 if (subscriptionModelLoaderEnabled) {
69 persistSubscriptionEvent(subscriptionEvent);
71 if ("subscriptionCreated".equals(cloudEvent.getType())) {
72 log.info("Subscription for ClientID {} with name {} ...",
73 subscriptionEvent.getData().getSubscription().getClientID(),
74 subscriptionEvent.getData().getSubscription().getName());
75 if (notificationFeatureEnabled) {
76 subscriptionEventForwarder.forwardCreateSubscriptionEvent(subscriptionEvent, eventType);
80 log.trace("Non-CM subscription event ignored");
84 private void persistSubscriptionEvent(final SubscriptionEvent subscriptionEvent) {
85 final YangModelSubscriptionEvent yangModelSubscriptionEvent =
86 subscriptionEventMapper.toYangModelSubscriptionEvent(subscriptionEvent);
87 subscriptionPersistence.saveSubscriptionEvent(yangModelSubscriptionEvent);