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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2019 Bell Canada
* ================================================================================
* Modifications Copyright (c) 2020 Nordix
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.so.client.cds;
import org.camunda.bpm.engine.delegate.DelegateExecution;
import org.onap.so.bpmn.common.BuildingBlockExecution;
import org.onap.so.bpmn.servicedecomposition.entities.BuildingBlock;
import org.onap.so.bpmn.servicedecomposition.entities.ExecuteBuildingBlock;
import org.onap.so.bpmn.servicedecomposition.tasks.ExtractPojosForBB;
import org.onap.so.client.cds.beans.AbstractCDSPropertiesBean;
import org.onap.so.client.exception.PayloadGenerationException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import java.util.UUID;
@Component
public class GeneratePayloadForCds {
private static final String ORIGINATOR_ID = "SO";
private static final String BUILDING_BLOCK = "buildingBlock";
private static final String DEFAULT_SYNC_MODE = "sync";
private static final String MSO_REQUEST_ID = "msoRequestId";
@Autowired
private VnfCDSRequestProvider vnfCDSRequestProvider;
@Autowired
private VfModuleCDSRequestProvider vfModuleCDSRequestProvider;
@Autowired
private ServiceCDSRequestProvider serviceCDSRequestProvider;
@Autowired
private ExtractPojosForBB extractPojosForBB;
@Autowired
private PnfCDSRequestProvider pnfCDSRequestProvider;
@Autowired
private NssiCDSRequestProvider nssiCDSRequestProvider;
/**
* Build properties like (blueprint name, version, action etc..) along with the request payload for vnf, vf-module
* and service.
*
* @param execution - A building block execution object.
* @return AbstractCDSPropertiesBean - A POJO which contains CDS related information.
* @throws PayloadGenerationException - Throw an exception if it fails to build payload for CDS.
*/
public AbstractCDSPropertiesBean buildCdsPropertiesBean(BuildingBlockExecution execution)
throws PayloadGenerationException {
ExecuteBuildingBlock executeBuildingBlock = execution.getVariable(BUILDING_BLOCK);
BuildingBlock buildingBlock = executeBuildingBlock.getBuildingBlock();
final String requestId = execution.getGeneralBuildingBlock().getRequestContext().getMsoRequestId();
final String scope = buildingBlock.getBpmnScope();
final String action = buildingBlock.getBpmnAction();
CDSRequestProvider requestProvider = getRequestProviderByScope(scope);
requestProvider.setExecutionObject(execution);
final String requestPayload = requestProvider.buildRequestPayload(action)
.orElseThrow(() -> new PayloadGenerationException("Failed to build payload for CDS"));
return prepareAndSetCdsPropertyBean(requestProvider, requestPayload, requestId, action, DEFAULT_SYNC_MODE);
}
/**
* Build properties like (blueprint name, version, action etc..) along with the request payload for pnf.
*
* @param execution - A building block execution object.
* @return AbstractCDSPropertiesBean - A POJO which contains CDS related information.
* @throws PayloadGenerationException - Throw an exception if it fails to build payload for CDS.
*/
public AbstractCDSPropertiesBean buildCdsPropertiesBean(DelegateExecution execution)
throws PayloadGenerationException {
final String scope = String.valueOf(execution.getVariable(PayloadConstants.SCOPE));
final String action = String.valueOf(execution.getVariable(PayloadConstants.ACTION));
final String requestId = String.valueOf(execution.getVariable(MSO_REQUEST_ID));
final String mode = extractAndSetMode(execution);
CDSRequestProvider requestProvider = getRequestProviderByScope(scope);
requestProvider.setExecutionObject(execution);
final String requestPayload = requestProvider.buildRequestPayload(action)
.orElseThrow(() -> new PayloadGenerationException("Failed to build payload for CDS"));
return prepareAndSetCdsPropertyBean(requestProvider, requestPayload, requestId, action, mode);
}
private AbstractCDSPropertiesBean prepareAndSetCdsPropertyBean(CDSRequestProvider requestProvider,
String requestPayload, String requestId, String action, String mode) {
final AbstractCDSPropertiesBean cdsPropertiesBean = new AbstractCDSPropertiesBean();
cdsPropertiesBean.setRequestObject(requestPayload);
cdsPropertiesBean.setBlueprintName(requestProvider.getBlueprintName());
cdsPropertiesBean.setBlueprintVersion(requestProvider.getBlueprintVersion());
cdsPropertiesBean.setRequestId(requestId);
cdsPropertiesBean.setOriginatorId(ORIGINATOR_ID);
cdsPropertiesBean.setSubRequestId(UUID.randomUUID().toString());
cdsPropertiesBean.setActionName(action);
cdsPropertiesBean.setMode(mode);
return cdsPropertiesBean;
}
private String extractAndSetMode(DelegateExecution execution) {
String mode = DEFAULT_SYNC_MODE;
Object obj = execution.getVariable(PayloadConstants.MODE);
if (obj != null && !String.valueOf(obj).isEmpty()) {
mode = String.valueOf(obj);
}
return mode;
}
private CDSRequestProvider getRequestProviderByScope(String scope) throws PayloadGenerationException {
CDSRequestProvider requestProvider;
switch (scope) {
case PayloadConstants.VNF_SCOPE:
requestProvider = vnfCDSRequestProvider;
break;
case PayloadConstants.VF_MODULE_SCOPE:
requestProvider = vfModuleCDSRequestProvider;
break;
case PayloadConstants.SERVICE_SCOPE:
requestProvider = serviceCDSRequestProvider;
break;
case PayloadConstants.PNF_SCOPE:
requestProvider = pnfCDSRequestProvider;
break;
case PayloadConstants.NSSI_SCOPE:
requestProvider = nssiCDSRequestProvider;
break;
default:
throw new PayloadGenerationException("No scope defined with " + scope);
}
return requestProvider;
}
}
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