2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2021 Nordix Foundation.
4 * ================================================================================
5 * Modifications Copyright (C) 2021 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
19 * SPDX-License-Identifier: Apache-2.0
20 * ============LICENSE_END=========================================================
23 package org.onap.policy.clamp.controlloop.runtime.supervision.comm;
25 import java.time.Instant;
26 import java.util.ArrayList;
27 import java.util.List;
29 import lombok.AllArgsConstructor;
30 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoopElementDefinition;
31 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ParticipantDefinition;
32 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ParticipantUtils;
33 import org.onap.policy.clamp.controlloop.models.controlloop.persistence.provider.ServiceTemplateProvider;
34 import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantUpdate;
35 import org.onap.policy.models.base.PfModelException;
36 import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
37 import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeTemplate;
38 import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeType;
39 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
40 import org.slf4j.Logger;
41 import org.slf4j.LoggerFactory;
42 import org.springframework.stereotype.Component;
45 * This class is used to send ParticipantUpdate messages to participants on DMaaP.
49 public class ParticipantUpdatePublisher extends AbstractParticipantPublisher<ParticipantUpdate> {
51 private static final Logger LOGGER = LoggerFactory.getLogger(ParticipantUpdatePublisher.class);
53 private final ServiceTemplateProvider serviceTemplateProvider;
56 * Send ParticipantUpdate to all Participants.
58 * @param name the ToscaServiceTemplate name
59 * @param version the ToscaServiceTemplate version
61 public void sendComissioningBroadcast(String name, String version) {
62 sendCommissioning(name, version, null, null);
66 * Send ParticipantUpdate to Participant
67 * if participantType and participantId are null then message is broadcast.
69 * @param name the ToscaServiceTemplate name
70 * @param version the ToscaServiceTemplate version
71 * @param participantType the ParticipantType
72 * @param participantId the ParticipantId
74 public boolean sendCommissioning(String name, String version, ToscaConceptIdentifier participantType,
75 ToscaConceptIdentifier participantId) {
76 var message = new ParticipantUpdate();
77 message.setParticipantType(participantType);
78 message.setParticipantId(participantId);
79 message.setTimestamp(Instant.now());
81 ToscaServiceTemplate toscaServiceTemplate = null;
82 Map<String, ToscaNodeType> commonPropertiesMap = null;
84 var list = serviceTemplateProvider.getServiceTemplateList(name, version);
85 if (!list.isEmpty()) {
86 toscaServiceTemplate = list.get(0);
88 serviceTemplateProvider.getCommonOrInstancePropertiesFromNodeTypes(true, toscaServiceTemplate);
90 LOGGER.warn("No tosca service template found, cannot send participantupdate {} {}", name, version);
93 } catch (PfModelException pfme) {
94 LOGGER.warn("Get of tosca service template failed, cannot send participantupdate", pfme);
98 List<ParticipantDefinition> participantDefinitionUpdates = new ArrayList<>();
99 for (var toscaInputEntry : toscaServiceTemplate.getToscaTopologyTemplate().getNodeTemplates().entrySet()) {
100 if (ParticipantUtils.checkIfNodeTemplateIsControlLoopElement(toscaInputEntry.getValue(),
101 toscaServiceTemplate)) {
102 var clParticipantType =
103 ParticipantUtils.findParticipantType(toscaInputEntry.getValue().getProperties());
104 prepareParticipantDefinitionUpdate(clParticipantType, toscaInputEntry.getKey(),
105 toscaInputEntry.getValue(), participantDefinitionUpdates, commonPropertiesMap);
109 // Commission the controlloop but sending participantdefinitions to participants
110 message.setParticipantDefinitionUpdates(participantDefinitionUpdates);
111 LOGGER.debug("Participant Update sent {}", message);
116 private void prepareParticipantDefinitionUpdate(ToscaConceptIdentifier clParticipantType, String entryKey,
117 ToscaNodeTemplate entryValue, List<ParticipantDefinition> participantDefinitionUpdates,
118 Map<String, ToscaNodeType> commonPropertiesMap) {
120 var clDefinition = new ControlLoopElementDefinition();
121 clDefinition.setClElementDefinitionId(new ToscaConceptIdentifier(entryKey, entryValue.getVersion()));
122 clDefinition.setControlLoopElementToscaNodeTemplate(entryValue);
123 ToscaNodeType nodeType = commonPropertiesMap.get(entryValue.getType());
124 if (nodeType != null) {
125 clDefinition.setCommonPropertiesMap(nodeType.getProperties());
128 List<ControlLoopElementDefinition> controlLoopElementDefinitionList = new ArrayList<>();
130 if (participantDefinitionUpdates.isEmpty()) {
131 participantDefinitionUpdates
132 .add(getParticipantDefinition(clDefinition, clParticipantType, controlLoopElementDefinitionList));
134 var participantExists = false;
135 for (ParticipantDefinition participantDefinitionUpdate : participantDefinitionUpdates) {
136 if (participantDefinitionUpdate.getParticipantType().equals(clParticipantType)) {
137 participantDefinitionUpdate.getControlLoopElementDefinitionList().add(clDefinition);
138 participantExists = true;
141 if (!participantExists) {
142 participantDefinitionUpdates.add(
143 getParticipantDefinition(clDefinition, clParticipantType, controlLoopElementDefinitionList));
148 private ParticipantDefinition getParticipantDefinition(ControlLoopElementDefinition clDefinition,
149 ToscaConceptIdentifier clParticipantType,
150 List<ControlLoopElementDefinition> controlLoopElementDefinitionList) {
151 var participantDefinition = new ParticipantDefinition();
152 participantDefinition.setParticipantType(clParticipantType);
153 controlLoopElementDefinitionList.add(clDefinition);
154 participantDefinition.setControlLoopElementDefinitionList(controlLoopElementDefinitionList);
155 return participantDefinition;
159 * Send ParticipantUpdate to Participant after that commissioning has been removed.
161 public void sendDecomisioning() {
162 var message = new ParticipantUpdate();
163 message.setTimestamp(Instant.now());
164 // DeCommission the controlloop but deleting participantdefinitions on participants
165 message.setParticipantDefinitionUpdates(null);
167 LOGGER.debug("Participant Update sent {}", message);