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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2021-2023 Nordix Foundation.
* ================================================================================
* Modifications Copyright (C) 2021 AT&T 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.clamp.acm.runtime.supervision.comm;
import io.micrometer.core.annotation.Timed;
import java.time.Instant;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import lombok.AllArgsConstructor;
import org.onap.policy.clamp.acm.runtime.main.parameters.AcRuntimeParameterGroup;
import org.onap.policy.clamp.acm.runtime.participants.AcmParticipantProvider;
import org.onap.policy.clamp.models.acm.concepts.AcTypeState;
import org.onap.policy.clamp.models.acm.concepts.AutomationCompositionDefinition;
import org.onap.policy.clamp.models.acm.concepts.ParticipantDefinition;
import org.onap.policy.clamp.models.acm.messages.dmaap.participant.ParticipantPrime;
import org.onap.policy.clamp.models.acm.persistence.provider.ParticipantProvider;
import org.onap.policy.clamp.models.acm.utils.AcmUtils;
import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
/**
* This class is used to send ParticipantPrime messages to participants on DMaaP.
*/
@Component
@AllArgsConstructor
public class ParticipantPrimePublisher extends AbstractParticipantPublisher<ParticipantPrime> {
private static final Logger LOGGER = LoggerFactory.getLogger(ParticipantPrimePublisher.class);
private final ParticipantProvider participantProvider;
private final AcmParticipantProvider acmParticipantProvider;
private final AcRuntimeParameterGroup acRuntimeParameterGroup;
/**
* Send ParticipantPrime to Participant
* if participantId is null then message is broadcast.
*
* @param participantDefinitions the list of ParticipantDefinition to send
* @param compositionId the compositionId
* @param participantId the ParticipantId
*/
@Timed(value = "publisher.participant_update", description = "PARTICIPANT_UPDATE messages published")
public void sendPriming(List<ParticipantDefinition> participantDefinitions, UUID compositionId,
UUID participantId) {
var message = new ParticipantPrime();
message.setCompositionId(compositionId);
message.setParticipantId(participantId);
message.setTimestamp(Instant.now());
message.setParticipantDefinitionUpdates(participantDefinitions);
LOGGER.debug("Participant Update sent {}", message);
super.send(message);
}
/**
* Prepare the Priming message creating the list of ParticipantDefinition to send
* and fill the ElementState map of the AC Definition.
*
* @param acmDefinition the AutomationComposition Definition
* @return list of ParticipantDefinition
*/
public List<ParticipantDefinition> prepareParticipantPriming(AutomationCompositionDefinition acmDefinition) {
acmDefinition.setState(AcTypeState.PRIMING);
var acElements = AcmUtils.extractAcElementsFromServiceTemplate(acmDefinition.getServiceTemplate(),
acRuntimeParameterGroup.getAcmParameters().getToscaElementName());
Map<ToscaConceptIdentifier, UUID> supportedElementMap = new HashMap<>();
var participantIds = new HashSet<UUID>();
if (AcTypeState.PRIMED.equals(acmDefinition.getState())) {
// scenario Prime again, participants already assigned
for (var elementEntry : acElements) {
var elementState = acmDefinition.getElementStateMap().get(elementEntry.getKey());
elementState.setState(AcTypeState.PRIMING);
participantIds.add(elementState.getParticipantId());
var type = new ToscaConceptIdentifier(elementEntry.getValue().getType(),
elementEntry.getValue().getTypeVersion());
supportedElementMap.put(type, elementState.getParticipantId());
}
} else {
// scenario Prime participants not assigned yet
supportedElementMap = participantProvider.getSupportedElementMap();
for (var elementEntry : acElements) {
var elementState = acmDefinition.getElementStateMap().get(elementEntry.getKey());
elementState.setState(AcTypeState.PRIMING);
var type = new ToscaConceptIdentifier(elementEntry.getValue().getType(),
elementEntry.getValue().getTypeVersion());
var participantId = supportedElementMap.get(type);
if (participantId != null) {
elementState.setParticipantId(participantId);
participantIds.add(participantId);
}
}
}
acmParticipantProvider.verifyParticipantState(participantIds);
return AcmUtils.prepareParticipantPriming(acElements, supportedElementMap);
}
/**
* Send ParticipantPrime to Participant after that commissioning has been removed.
*/
@Timed(value = "publisher.participant_update", description = "PARTICIPANT_UPDATE messages published")
public void sendDepriming(UUID compositionId) {
var message = new ParticipantPrime();
message.setCompositionId(compositionId);
message.setTimestamp(Instant.now());
// DeCommission the automation composition but deleting participantdefinitions on participants
message.setParticipantDefinitionUpdates(null);
LOGGER.debug("Participant Update sent {}", message);
super.send(message);
}
}
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