2 * ============LICENSE_START=======================================================
\r
3 * feature-controller-logging
\r
4 * ================================================================================
\r
5 * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
\r
6 * ================================================================================
\r
7 * Licensed under the Apache License, Version 2.0 (the "License");
\r
8 * you may not use this file except in compliance with the License.
\r
9 * You may obtain a copy of the License at
\r
11 * http://www.apache.org/licenses/LICENSE-2.0
\r
13 * Unless required by applicable law or agreed to in writing, software
\r
14 * distributed under the License is distributed on an "AS IS" BASIS,
\r
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
\r
16 * See the License for the specific language governing permissions and
\r
17 * limitations under the License.
\r
18 * ============LICENSE_END=========================================================
\r
21 package org.onap.policy.drools.controller.logging;
\r
23 import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
\r
24 import org.onap.policy.common.endpoints.event.comm.TopicSink;
\r
25 import org.onap.policy.drools.controller.DroolsController;
\r
26 import org.onap.policy.drools.features.DroolsControllerFeatureApi;
\r
27 import org.onap.policy.drools.features.PolicyControllerFeatureApi;
\r
28 import org.onap.policy.drools.features.PolicyEngineFeatureApi;
\r
29 import org.onap.policy.drools.protocol.configuration.ControllerConfiguration;
\r
30 import org.onap.policy.drools.protocol.configuration.PdpdConfiguration;
\r
31 import org.onap.policy.drools.system.PolicyController;
\r
32 import org.onap.policy.drools.system.PolicyControllerConstants;
\r
33 import org.onap.policy.drools.system.PolicyEngine;
\r
34 import org.slf4j.Logger;
\r
35 import org.slf4j.LoggerFactory;
\r
38 * This class hooks the network logging implementation into DroolsPDP. It will disable the
\r
39 * default network logger where all topic traffic is logged and segregates the topic
\r
40 * traffic by controller for each supported control loop use case.
\r
44 * PolicyControllerFeatureAPI - the 'beforeStart' hook is used to shut off the default
\r
45 * network logger and the 'beforeOffer' hook is used to log incoming topic messages
\r
47 * DroolsControllerFeatureAPI - the 'afterDeliver' hook is where the outgoing topic
\r
48 * messages are logged
\r
51 public class ControllerLoggingFeature
\r
52 implements PolicyEngineFeatureApi, DroolsControllerFeatureApi, PolicyControllerFeatureApi {
\r
55 public int getSequenceNumber() {
\r
60 * The 'beforeOffer' hook will intercept an incoming topic message and append it to
\r
61 * the log file that is configured for the controller logger.
\r
64 public boolean beforeOffer(PolicyController controller, CommInfrastructure protocol, String topic, String event) {
\r
65 Logger controllerLogger = LoggerFactory.getLogger(controller.getName());
\r
66 controllerLogger.info("[IN|{}|{}]{}{}", protocol, topic, System.lineSeparator(), event);
\r
71 * The 'afterDeliver' hook will intercept an outgoing topic message and append it to
\r
72 * the log file that is configured for the controller logger.
\r
75 public boolean afterDeliver(DroolsController controller, TopicSink sink, Object fact, String json,
\r
78 Logger controllerLogger = LoggerFactory
\r
79 .getLogger(PolicyControllerConstants.getFactory().get(controller).getName());
\r
80 controllerLogger.info("[OUT|{}|{}]{}{}", sink.getTopicCommInfrastructure(), sink.getTopic(),
\r
81 System.lineSeparator(), json);
\r
87 * The 'afterOnTopicEvent' hook will determine which controllers were updated and log
\r
88 * the event to the appropriate controller logs.
\r
91 public boolean afterOnTopicEvent(PolicyEngine engine, PdpdConfiguration configuration, CommInfrastructure commType,
\r
92 String topic, String event) {
\r
93 for (ControllerConfiguration controller : configuration.getControllers()) {
\r
94 Logger controllerLogger = LoggerFactory.getLogger(controller.getName());
\r
95 controllerLogger.info("[IN|{}|{}]{}{}", commType, topic, System.lineSeparator(), event);
\r