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/*-
* ============LICENSE_START=======================================================
* OPENECOMP - SO
* ================================================================================
* Copyright (C) 2017 Huawei Technologies Co., Ltd. All rights reserved.
* ================================================================================
* Modifications Copyright (c) 2019 Samsung
* ================================================================================
* 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.bpmn.infrastructure.scripts
import org.onap.so.logger.LoggingAnchor
import org.onap.so.client.HttpClientFactory
import org.onap.so.client.aai.AAIObjectType
import org.onap.so.client.aai.entities.uri.AAIResourceUri
import org.onap.so.client.aai.entities.uri.AAIUriFactory;
import org.camunda.bpm.engine.delegate.BpmnError
import org.camunda.bpm.engine.delegate.DelegateExecution
import org.onap.so.bpmn.common.scripts.AbstractServiceTaskProcessor
import org.onap.so.bpmn.common.scripts.ExceptionUtil
import org.onap.so.bpmn.core.json.JsonUtils
import org.onap.so.client.HttpClient
import org.onap.so.logger.ErrorCode
import org.onap.so.logger.MessageEnum
import org.slf4j.Logger
import org.slf4j.LoggerFactory
import org.onap.so.bpmn.core.UrnPropertiesReader
import org.onap.logging.filter.base.ONAPComponents;
import javax.ws.rs.core.Response
/**
* This groovy class supports the <class>DoCreateVFCNetworkServiceInstance.bpmn</class> process.
* flow for VFC Network Service Create
*/
public class DoCreateVFCNetworkServiceInstance extends AbstractServiceTaskProcessor {
private static final Logger logger = LoggerFactory.getLogger( DoCreateVFCNetworkServiceInstance.class);
ExceptionUtil exceptionUtil = new ExceptionUtil()
JsonUtils jsonUtil = new JsonUtils()
/**
* Pre Process the BPMN Flow Request
* Inclouds:
* generate the nsOperationKey
* generate the nsParameters
*/
void preProcessRequest (DelegateExecution execution) {
String msg = ""
logger.trace("preProcessRequest()")
try {
//deal with nsName and Description
String nsServiceName = execution.getVariable("nsServiceName")
String nsServiceDescription = execution.getVariable("nsServiceDescription")
logger.debug("nsServiceName:" + nsServiceName + " nsServiceDescription:" + nsServiceDescription)
//deal with operation key
String globalSubscriberId = execution.getVariable("globalSubscriberId")
logger.debug("globalSubscriberId:" + globalSubscriberId)
String serviceType = execution.getVariable("serviceType")
logger.debug("serviceType:" + serviceType)
String serviceId = execution.getVariable("serviceId")
logger.debug("serviceId:" + serviceId)
String operationId = execution.getVariable("operationId")
logger.debug("serviceType:" + serviceType)
String nodeTemplateUUID = execution.getVariable("resourceUUID")
logger.debug("nodeTemplateUUID:" + nodeTemplateUUID)
/*
* segmentInformation needed as a object of segment
* {
* "domain":"",
* "nodeTemplateName":"",
* "nodeType":"",
* "nsParameters":{
* //this is the nsParameters sent to VF-C
* }
* }
*/
String nsParameters = execution.getVariable("resourceParameters")
logger.debug("nsParameters:" + nsParameters)
String nsOperationKey = """{
"globalSubscriberId":"${globalSubscriberId}",
"serviceType":"${serviceType}",
"serviceId":"${serviceId}",
"operationId":"${operationId}",
"nodeTemplateUUID":"${nodeTemplateUUID}"
}"""
execution.setVariable("nsOperationKey", nsOperationKey);
execution.setVariable("nsParameters", nsParameters)
String vfcAdapterUrl = UrnPropertiesReader.getVariable("mso.adapters.vfc.rest.endpoint", execution)
if (vfcAdapterUrl == null || vfcAdapterUrl.isEmpty()) {
msg = getProcessKey(execution) + ': mso:adapters:vfcc:rest:endpoint URN mapping is not defined'
logger.debug(msg)
}
while (vfcAdapterUrl.endsWith('/')) {
vfcAdapterUrl = vfcAdapterUrl.substring(0, vfcAdapterUrl.length()-1)
}
execution.setVariable("vfcAdapterUrl", vfcAdapterUrl)
} catch (BpmnError e) {
throw e;
} catch (Exception ex){
msg = "Exception in preProcessRequest " + ex.getMessage()
logger.debug(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
}
logger.trace("Exit preProcessRequest")
}
/**
* create NS task
*/
void createNetworkService(DelegateExecution execution) {
logger.trace("createNetworkService")
String vfcAdapterUrl = execution.getVariable("vfcAdapterUrl")
String nsOperationKey = execution.getVariable("nsOperationKey");
String nsParameters = execution.getVariable("nsParameters");
String nsServiceName = execution.getVariable("nsServiceName")
String nsServiceDescription = execution.getVariable("nsServiceDescription")
String reqBody ="""{
"nsServiceName":"${nsServiceName}",
"nsServiceDescription":"${nsServiceDescription}",
"nsOperationKey":${nsOperationKey},
"nsParameters":${nsParameters}
}"""
Response apiResponse = postRequest(execution, vfcAdapterUrl + "/ns", reqBody)
String returnCode = apiResponse.getStatus()
String aaiResponseAsString = apiResponse.readEntity(String.class)
String nsInstanceId = "";
if(returnCode== "200" || returnCode == "201"){
nsInstanceId = jsonUtil.getJsonValue(aaiResponseAsString, "nsInstanceId")
}
execution.setVariable("nsInstanceId", nsInstanceId)
logger.trace("Exit createNetworkService")
}
/**
* instantiate NS task
*/
void instantiateNetworkService(DelegateExecution execution) {
logger.trace("instantiateNetworkService")
String vfcAdapterUrl = execution.getVariable("vfcAdapterUrl")
String nsOperationKey = execution.getVariable("nsOperationKey");
String nsParameters = execution.getVariable("nsParameters");
String nsServiceName = execution.getVariable("nsServiceName")
String nsServiceDescription = execution.getVariable("nsServiceDescription")
String reqBody ="""{
"nsServiceName":"${nsServiceName}",
"nsServiceDescription":"${nsServiceDescription}",
"nsOperationKey":${nsOperationKey},
"nsParameters":${nsParameters}
}"""
String nsInstanceId = execution.getVariable("nsInstanceId")
String url = vfcAdapterUrl + "/ns/" +nsInstanceId + "/instantiate"
Response apiResponse = postRequest(execution, url, reqBody)
String returnCode = apiResponse.getStatus()
String aaiResponseAsString = apiResponse.readEntity(String.class)
String jobId = "";
if(returnCode== "200"|| returnCode == "201"){
jobId = jsonUtil.getJsonValue(aaiResponseAsString, "jobId")
}
execution.setVariable("jobId", jobId)
logger.trace("Exit instantiateNetworkService")
}
/**
* query NS task
*/
void queryNSProgress(DelegateExecution execution) {
logger.trace("queryNSProgress")
String vfcAdapterUrl = execution.getVariable("vfcAdapterUrl")
String jobId = execution.getVariable("jobId")
String nsOperationKey = execution.getVariable("nsOperationKey");
String url = vfcAdapterUrl + "/jobs/" + jobId
Response apiResponse = postRequest(execution, url, nsOperationKey)
String returnCode = apiResponse.getStatus()
String aaiResponseAsString = apiResponse.readEntity(String.class)
String operationStatus = "error"
if(returnCode== "200"|| returnCode == "201"){
operationStatus = jsonUtil.getJsonValue(aaiResponseAsString, "responseDescriptor.status")
}
execution.setVariable("operationStatus", operationStatus)
logger.trace("Exit queryNSProgress")
}
/**
* delay 5 sec
*/
void timeDelay(DelegateExecution execution) {
try {
Thread.sleep(5000);
} catch(InterruptedException e) {
logger.debug("Time Delay exception" + e )
}
}
/**
* finish NS task
*/
void addNSRelationship(DelegateExecution execution) {
logger.trace("addNSRelationship")
String nsInstanceId = execution.getVariable("nsInstanceId")
if(nsInstanceId == null || nsInstanceId == ""){
logger.debug(" create NS failed, so do not need to add relationship")
return
}
String globalSubscriberId = execution.getVariable("globalSubscriberId")
String serviceType = execution.getVariable("serviceType")
String serviceId = execution.getVariable("serviceId")
AAIResourceUri nsUri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE,globalSubscriberId,serviceType,nsInstanceId)
AAIResourceUri relatedServiceUri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE,globalSubscriberId,serviceType,serviceId)
try{
getAAIClient().connect(nsUri,relatedServiceUri)
logger.info("NS relationship to Service added successfully")
}catch(Exception e){
logger.error(LoggingAnchor.FIVE, MessageEnum.BPMN_GENERAL_EXCEPTION_ARG.toString(),
"Exception occured while executing AAI Put Call", "BPMN",
ErrorCode.UnknownError.getValue(), "Exception is:\n" + e);
throw new BpmnError("MSOWorkflowException")
}
}
/**
* post request
* url: the url of the request
* requestBody: the body of the request
*/
private Response postRequest(DelegateExecution execution, String urlString, String requestBody){
logger.trace("Started Execute VFC adapter Post Process")
logger.debug("url:"+urlString +"\nrequestBody:"+ requestBody)
Response apiResponse = null
try{
URL url = new URL(urlString);
// Get the Basic Auth credentials for the VFCAdapter, username is 'bpel', auth is '07a7159d3bf51a0e53be7a8f89699be7'
// user 'bepl' authHeader is the same with mso.db.auth
String basicAuthValuedb = UrnPropertiesReader.getVariable("mso.db.auth", execution)
HttpClient httpClient = new HttpClientFactory().newJsonClient(url, ONAPComponents.VNF_ADAPTER)
httpClient.addAdditionalHeader("Accept", "application/json")
httpClient.addAdditionalHeader("Authorization", basicAuthValuedb)
apiResponse = httpClient.post(requestBody)
logger.debug("response code:"+ apiResponse.getStatus() +"\nresponse body:"+ apiResponse.readEntity(String.class))
logger.trace("Completed Execute VF-C adapter Post Process")
}catch(Exception e){
logger.error("Exception occured while executing VFC Adapter Post Call" + e.getMessage ());
throw new BpmnError("MSOWorkflowException")
}
return apiResponse
}
}
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