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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2019 Nordix Foundation.
* ================================================================================
* 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.so.adapters.etsisol003adapter.lcm.jobmanagement;
import static org.slf4j.LoggerFactory.getLogger;
import java.util.Map;
import java.util.UUID;
import org.onap.so.adapters.etsisol003adapter.lcm.extclients.aai.AaiServiceProvider;
import org.onap.so.adapters.etsisol003adapter.lcm.extclients.vnfm.VnfmServiceProvider;
import org.onap.so.adapters.etsisol003adapter.lcm.extclients.vnfm.model.InlineResponse200;
import org.onap.so.adapters.etsisol003adapter.lcm.rest.exceptions.JobNotFoundException;
import org.onap.so.adapters.etsisol003adapter.lcm.v1.model.OperationEnum;
import org.onap.so.adapters.etsisol003adapter.lcm.v1.model.OperationStateEnum;
import org.onap.so.adapters.etsisol003adapter.lcm.v1.model.OperationStatusRetrievalStatusEnum;
import org.onap.so.adapters.etsisol003adapter.lcm.v1.model.QueryJobResponse;
import org.onap.so.rest.exceptions.HttpResouceNotFoundException;
import org.slf4j.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import com.google.common.base.Optional;
import com.google.common.collect.Maps;
/**
* Manages jobs enabling the status of jobs to be queried. A job is associated with an operation on a VNFM.
*/
@Component
public class JobManager {
public static final String ALREADY_COMPLETED_OPERATION_ID = "alreadyCompleted";
private static final String SEPARATOR = "_";
private static Logger logger = getLogger(JobManager.class);
private final Map<String, VnfmOperation> mapOfJobIdToVnfmOperation = Maps.newConcurrentMap();
private final VnfmServiceProvider vnfmServiceProvider;
private final AaiServiceProvider aaiServiceProvider;
@Autowired
JobManager(final VnfmServiceProvider vnfmServiceProvider, final AaiServiceProvider aaiServiceProvider) {
this.vnfmServiceProvider = vnfmServiceProvider;
this.aaiServiceProvider = aaiServiceProvider;
}
/**
* Create a job associated with an operation on a VNFM.
*
* @param vnfmId the VNFM the operation relates to
* @param operationId the ID of the associated VNFM operation
* @param waitForNotificationForSuccess if set to <code>true</code> the {@link QueryJobResponse#getOperationState()}
* shall not return {@link org.onap.vnfmadapter.v1.model.OperationStateEnum#COMPLETED} unless a required
* notification has been processed
* @return the ID of the job. Can be used to query the job using {@link #getVnfmOperation(String)}
*/
public String createJob(final String vnfmId, final String operationId,
final boolean waitForNotificationForSuccess) {
final String jobId = vnfmId + SEPARATOR + UUID.randomUUID().toString();
final VnfmOperation vnfmOperation = new VnfmOperation(vnfmId, operationId, waitForNotificationForSuccess);
mapOfJobIdToVnfmOperation.put(jobId, vnfmOperation);
return jobId;
}
/**
* Get the operation, associated with the given job ID, from the VNFM.
*
* @param jobId the job ID
* @return the associated operation from the VNFM, or <code>null</code> of no operation is associated with the given
* job ID
*/
public QueryJobResponse getVnfmOperation(final String jobId) {
final VnfmOperation vnfmOperation = mapOfJobIdToVnfmOperation.get(jobId);
final QueryJobResponse response = new QueryJobResponse();
if (vnfmOperation == null) {
throw new JobNotFoundException("No job found with ID: " + jobId);
}
if (vnfmOperation.getOperationId().equals(ALREADY_COMPLETED_OPERATION_ID)) {
response.setOperationStatusRetrievalStatus(OperationStatusRetrievalStatusEnum.STATUS_FOUND);
return response.operationState(OperationStateEnum.COMPLETED);
}
if (vnfmOperation.isVnfDeleted()) {
response.setOperationStatusRetrievalStatus(OperationStatusRetrievalStatusEnum.STATUS_FOUND);
return response.operationState(getOperationState(vnfmOperation, null));
}
try {
final Optional<InlineResponse200> operationOptional = vnfmServiceProvider.getOperation(
aaiServiceProvider.invokeGetVnfm(vnfmOperation.getVnfmId()), vnfmOperation.getOperationId());
if (!operationOptional.isPresent()) {
return response.operationStatusRetrievalStatus(OperationStatusRetrievalStatusEnum.OPERATION_NOT_FOUND);
}
final InlineResponse200 operation = operationOptional.get();
logger.debug("Job Id: {} operationId: {} operation details: {} ", jobId, operation.getId(), operation);
if (operation.getOperationState() == null) {
return response.operationStatusRetrievalStatus(OperationStatusRetrievalStatusEnum.WAITING_FOR_STATUS);
}
response.setOperationStatusRetrievalStatus(OperationStatusRetrievalStatusEnum.STATUS_FOUND);
response.setId(operation.getId());
response.setOperation(OperationEnum.fromValue(operation.getOperation().getValue()));
response.setOperationState(getOperationState(vnfmOperation, operation));
response.setStartTime(operation.getStartTime());
response.setStateEnteredTime(operation.getStateEnteredTime());
response.setVnfInstanceId(operation.getVnfInstanceId());
return response;
} catch (final HttpResouceNotFoundException exception) {
logger.error("Exception encountered trying to get operation status for operation id "
+ vnfmOperation.getOperationId(), exception);
return response.operationStatusRetrievalStatus(OperationStatusRetrievalStatusEnum.WAITING_FOR_STATUS);
}
}
private OperationStateEnum getOperationState(final VnfmOperation vnfmOperation,
final InlineResponse200 operationResponse) {
switch (vnfmOperation.getNotificationStatus()) {
case NOTIFICATION_PROCESSING_PENDING:
return org.onap.so.adapters.etsisol003adapter.lcm.v1.model.OperationStateEnum.PROCESSING;
case NOTIFICATION_PROCEESING_SUCCESSFUL:
return org.onap.so.adapters.etsisol003adapter.lcm.v1.model.OperationStateEnum.COMPLETED;
case NOTIFICATION_PROCESSING_FAILED:
return org.onap.so.adapters.etsisol003adapter.lcm.v1.model.OperationStateEnum.FAILED;
default:
if (operationResponse == null || operationResponse.getOperationState() == null)
return null;
return OperationStateEnum.fromValue(operationResponse.getOperationState().getValue());
}
}
public void notificationProcessedForOperation(final String operationId,
final boolean notificationProcessingWasSuccessful) {
logger.debug("Notification processed for operation ID {} success?: {}", operationId,
notificationProcessingWasSuccessful);
final java.util.Optional<VnfmOperation> relatedOperation = mapOfJobIdToVnfmOperation.values().stream()
.filter(operation -> operation.getOperationId().equals(operationId)).findFirst();
if (relatedOperation.isPresent()) {
relatedOperation.get().setNotificationProcessed(notificationProcessingWasSuccessful);
} else {
logger.debug("No operation found for operation ID {} ", operationId);
}
}
public void vnfDeleted(final String operationId) {
logger.debug("VNF deleyed for operation ID {}", operationId);
final java.util.Optional<VnfmOperation> relatedOperation = mapOfJobIdToVnfmOperation.values().stream()
.filter(operation -> operation.getOperationId().equals(operationId)).findFirst();
if (relatedOperation.isPresent()) {
relatedOperation.get().setVnfDeleted();
} else {
logger.debug("No operation found for operation ID {} ", operationId);
}
}
}
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