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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2020 Huawei Technologies Co., Ltd. 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.
* ============LICENSE_END=========================================================
*/
package org.onap.so.bpmn.infrastructure.scripts
import com.fasterxml.jackson.databind.ObjectMapper
import com.google.gson.JsonArray
import com.google.gson.JsonObject
import groovy.json.JsonSlurper
import org.camunda.bpm.engine.delegate.BpmnError
import org.camunda.bpm.engine.delegate.DelegateExecution
import org.onap.aai.domain.yang.ServiceInstance
import org.onap.aaiclient.client.aai.AAIResourcesClient
import org.onap.aaiclient.client.aai.entities.uri.AAIResourceUri
import org.onap.aaiclient.client.aai.entities.uri.AAIUriFactory
import org.onap.aaiclient.client.generated.fluentbuilders.AAIFluentTypeBuilder.Types
import org.onap.so.bpmn.common.scripts.AbstractServiceTaskProcessor
import org.onap.so.bpmn.common.scripts.ExceptionUtil
import org.onap.so.bpmn.common.scripts.RequestDBUtil
import org.onap.so.bpmn.core.UrnPropertiesReader
import org.onap.so.bpmn.core.domain.ServiceDecomposition
import org.onap.so.bpmn.core.domain.ServiceProxy
import org.onap.so.bpmn.core.json.JsonUtils
import org.onap.so.db.request.beans.ResourceOperationStatus
import org.slf4j.Logger
import org.slf4j.LoggerFactory
import org.springframework.web.util.UriUtils
import static org.apache.commons.lang3.StringUtils.isBlank
class TnAllocateNssi extends AbstractServiceTaskProcessor {
String Prefix = "TNALLOC_"
ExceptionUtil exceptionUtil = new ExceptionUtil()
JsonUtils jsonUtil = new JsonUtils()
RequestDBUtil requestDBUtil = new RequestDBUtil()
JsonSlurper jsonSlurper = new JsonSlurper()
ObjectMapper objectMapper = new ObjectMapper()
TnNssmfUtils tnNssmfUtils = new TnNssmfUtils()
private static final Logger logger = LoggerFactory.getLogger(TnAllocateNssi.class)
void preProcessRequest(DelegateExecution execution) {
logger.debug("Start preProcessRequest")
execution.setVariable("prefix", Prefix)
String msg = ""
try {
execution.setVariable("startTime", System.currentTimeMillis())
msg = tnNssmfUtils.getExecutionInputParams(execution)
logger.debug("Allocate TN NSSI input parameters: " + msg)
tnNssmfUtils.setSdncCallbackUrl(execution, true)
logger.debug("SDNC Callback URL: " + execution.getVariable("sdncCallbackUrl"))
String additionalPropJsonStr = execution.getVariable("sliceParams")
String tnNssiId = execution.getVariable("serviceInstanceID")
if (isBlank(tnNssiId)) {
tnNssiId = UUID.randomUUID().toString()
}
String operationId = UUID.randomUUID().toString()
execution.setVariable("operationId", operationId)
logger.debug("Generate new TN NSSI ID:" + tnNssiId)
tnNssiId = UriUtils.encode(tnNssiId, "UTF-8")
execution.setVariable("sliceServiceInstanceId", tnNssiId)
String sliceServiceInstanceName = execution.getVariable("servicename")
execution.setVariable("sliceServiceInstanceName", sliceServiceInstanceName)
//additional properties
String sliceProfile = jsonUtil.getJsonValue(additionalPropJsonStr, "sliceProfile")
if (isBlank(sliceProfile)) {
msg = "Input sliceProfile is null"
logger.debug(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
} else {
execution.setVariable("sliceProfile", sliceProfile)
}
String transportSliceNetworks = jsonUtil.getJsonValue(additionalPropJsonStr, "transportSliceNetworks")
if (isBlank(transportSliceNetworks)) {
msg = "Input transportSliceNetworks is null"
logger.debug(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
} else {
execution.setVariable("transportSliceNetworks", transportSliceNetworks)
}
logger.debug("transportSliceNetworks: " + transportSliceNetworks)
String nsiInfoStr = jsonUtil.getJsonValue(additionalPropJsonStr, "nsiInfo")
if (isBlank(nsiInfoStr)) {
msg = "Input nsiInfo is null"
logger.debug(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
} else {
execution.setVariable("nsiInfo", nsiInfoStr)
}
//nsiId is passed in from caller bpmn
//String nsiIdStr = jsonUtil.getJsonValue(nsiInfo, "nsiId")
//execution.setVariable("nsiId", nsiIdStr)
} catch (BpmnError e) {
throw e
} catch (Exception ex) {
msg = "Exception in preProcessRequest " + ex.getMessage()
logger.debug(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
}
logger.debug("Finish preProcessRequest")
}
void prepareDecomposeService(DelegateExecution execution) {
logger.debug("Start prepareDecomposeService")
String msg = ""
String modelUuid = execution.getVariable("modelUuid")
if (isBlank(modelUuid)) {
msg = "Input modelUuid is null"
logger.debug(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
}
String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
if (isBlank(modelInvariantUuid)) {
msg = "Input modelInvariantUuid is null"
logger.debug(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
}
String serviceModelInfo = """{
"modelInvariantUuid":"${modelInvariantUuid}",
"modelUuid":"${modelUuid}",
"modelVersion":""
}"""
execution.setVariable("serviceModelInfo", serviceModelInfo)
logger.debug("Finish prepareDecomposeService")
}
void processDecomposition(DelegateExecution execution) {
logger.debug("Start processDecomposition")
ServiceDecomposition tnNsstServiceDecomposition = execution.getVariable("tnNsstServiceDecomposition")
logger.debug("tnNsstServiceDecomposition : " + tnNsstServiceDecomposition.toString())
//TN NSST decomposition
String tnModelVersion = tnNsstServiceDecomposition.getModelInfo().getModelVersion()
String tnModelName = tnNsstServiceDecomposition.getModelInfo().getModelName()
List<ServiceProxy> serviceProxyList = tnNsstServiceDecomposition.getServiceProxy()
List<String> nsstInfoList = new ArrayList<>()
for (ServiceProxy serviceProxy : serviceProxyList) {
String nsstModelUuid = serviceProxy.getModelInfo().getModelUuid()
String nsstModelInvariantUuid = serviceProxy.getModelInfo().getModelInvariantUuid()
String name = serviceProxy.getModelInfo().getModelName()
String nsstServiceModelInfo = """{
"UUID":"${nsstModelUuid}",
"invariantUUID":"${nsstModelInvariantUuid}",
"name":"${name}"
}"""
nsstInfoList.add(nsstServiceModelInfo)
}
int currentIndex = 0
int maxIndex = nsstInfoList.size()
if (maxIndex < 1) {
String msg = "Exception in TN NSST processDecomposition. There is no NSST associated with TN NSST "
logger.info(msg)
//exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
} else {
execution.setVariable("tnNsstInfoList", nsstInfoList)
execution.setVariable("tnModelVersion", tnModelVersion)
execution.setVariable("tnModelName", tnModelName)
execution.setVariable("currentIndex", currentIndex)
execution.setVariable("maxIndex", maxIndex)
}
logger.debug("End processDecomposition")
}
void prepareOofSelection(DelegateExecution execution) {
logger.debug("Start prepareOofSelection")
String urlString = UrnPropertiesReader.getVariable("mso.oof.endpoint", execution)
logger.debug("get NSSI option OOF Url: " + urlString)
//build oof request body
String requestId = execution.getVariable("msoRequestId")
String messageType = "NSISelectionResponse"
Map<String, Object> profileInfo = objectMapper.readValue(execution.getVariable("sliceProfile"), Map.class)
String modelUuid = execution.getVariable("modelUuid")
String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
String modelName = execution.getVariable("tnModelName")
String timeout = UrnPropertiesReader.getVariable("mso.adapters.oof.timeout", execution);
List<String> nsstInfoList = objectMapper.readValue(execution.getVariable("nsstInfoList"), List.class)
JsonArray capabilitiesList = new JsonArray()
execution.setVariable("nssiSelection_Url", "/api/oof/selection/nsi/v1")
execution.setVariable("nssiSelection_messageType", messageType)
execution.setVariable("nssiSelection_correlator", requestId)
execution.setVariable("nssiSelection_timeout", timeout)
String oofRequest = buildSelectTnNssiRequest(requestId, messageType, modelUuid, modelInvariantUuid,
modelName, profileInfo, nsstInfoList, capabilitiesList, false)
execution.setVariable("nssiSelection_oofRequest", oofRequest)
logger.debug("Finish prepareOofSelection")
}
String buildSelectTnNssiRequest(String requestId, String messageType, String UUID, String invariantUUID,
String name, Map<String, Object> profileInfo,
List<String> nsstInfoList, JsonArray capabilitiesList, Boolean preferReuse) {
def transactionId = requestId
logger.debug("transactionId is: " + transactionId)
String correlator = requestId
String callbackUrl = UrnPropertiesReader.getVariable("mso.adapters.oof.callback.endpoint") + "/" + messageType + "/" + correlator
ObjectMapper objectMapper = new ObjectMapper()
String profileJson = objectMapper.writeValueAsString(profileInfo)
String nsstInfoListString = objectMapper.writeValueAsString(nsstInfoList)
//Prepare requestInfo object
JsonObject requestInfo = new JsonObject()
requestInfo.addProperty("transactionId", transactionId)
requestInfo.addProperty("requestId", requestId)
requestInfo.addProperty("callbackUrl", callbackUrl)
requestInfo.addProperty("sourceId", "SO")
requestInfo.addProperty("timeout", 600)
requestInfo.addProperty("numSolutions", 1)
//Prepare serviceInfo object
JsonObject ranNsstInfo = new JsonObject()
ranNsstInfo.addProperty("UUID", UUID)
ranNsstInfo.addProperty("invariantUUID", invariantUUID)
ranNsstInfo.addProperty("name", name)
JsonObject json = new JsonObject()
json.add("requestInfo", requestInfo)
json.add("NSTInfo", ranNsstInfo)
json.addProperty("serviceProfile", profileJson)
json.addProperty("NSSTInfo", nsstInfoListString)
json.add("subnetCapabilities", capabilitiesList)
json.addProperty("preferReuse", preferReuse)
return json.toString()
}
void processOofSelection(DelegateExecution execution) {
logger.debug(Prefix + "processOofSelection method start")
String oofResponse = execution.getVariable("nssiSelection_asyncCallbackResponse")
String requestStatus = jsonUtil.getJsonValue(oofResponse, "requestStatus")
if (requestStatus.equals("completed")) {
List<String> solution = jsonUtil.StringArrayToList(jsonUtil.getJsonValue(oofResponse, "solutions"))
boolean existingNSI = jsonUtil.getJsonValue(solution.get(0), "existingNSI")
if (existingNSI) {
def sharedNSISolution = jsonUtil.getJsonValue(solution.get(0), "sharedNSISolution")
execution.setVariable("sharedTnNssiSolution", sharedNSISolution)
logger.debug("sharedTnNssiSolution from OOF " + sharedNSISolution)
String tnServiceInstanceId = jsonUtil.getJsonValue(solution.get(0), "sharedNSISolution.NSIId")
execution.setVariable("tnServiceInstanceId", tnServiceInstanceId)
org.onap.so.bpmn.core.domain.ServiceInstance serviceInstance = new org.onap.so.bpmn.core.domain.ServiceInstance();
serviceInstance.setInstanceId(tnServiceInstanceId);
ServiceDecomposition serviceDecomposition = execution.getVariable("tnNsstServiceDecomposition")
serviceDecomposition.setServiceInstance(serviceInstance);
execution.setVariable("tnNsstServiceDecomposition", serviceDecomposition)
execution.setVariable("isOofTnNssiSelected", true)
} else {
def sliceProfiles = jsonUtil.getJsonValue(solution.get(0), "newNSISolution.sliceProfiles")
execution.setVariable("tnConstituentSliceProfiles", sliceProfiles)
execution.setVariable("isOofTnNssiSelected", false)
logger.debug("tnConstituentSliceProfiles list from OOF " + sliceProfiles)
}
} else {
String statusMessage = jsonUtil.getJsonValue(oofResponse, "statusMessage")
logger.error("received failed status from oof " + statusMessage)
exceptionUtil.buildAndThrowWorkflowException(execution, 7000, "Received a failed Async Response from OOF : " + statusMessage)
}
logger.debug(Prefix + "processOofSelection method finished")
}
void updateAAIOrchStatus(DelegateExecution execution) {
logger.debug("Start updateAAIOrchStatus")
String sliceServiceInstanceId = execution.getVariable("sliceServiceInstanceId")
String orchStatus = execution.getVariable("orchestrationStatus")
try {
ServiceInstance si = new ServiceInstance()
si.setOrchestrationStatus(orchStatus)
AAIResourcesClient client = new AAIResourcesClient()
AAIResourceUri uri = AAIUriFactory.createResourceUri(Types.SERVICE_INSTANCE.getFragment(sliceServiceInstanceId))
client.update(uri, si)
} catch (BpmnError e) {
throw e
} catch (Exception ex) {
String msg = "Exception in CreateSliceService.updateAAIOrchStatus " + ex.getMessage()
logger.info(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
}
logger.debug("Finish updateAAIOrchStatus")
}
void prepareUpdateJobStatus(DelegateExecution execution,
String status,
String progress,
String statusDescription) {
String serviceId = execution.getVariable("sliceServiceInstanceId")
String jobId = execution.getVariable("jobId")
String nsiId = execution.getVariable("nsiId")
ResourceOperationStatus roStatus = new ResourceOperationStatus()
roStatus.setServiceId(serviceId)
roStatus.setOperationId(jobId)
roStatus.setResourceTemplateUUID(nsiId)
roStatus.setOperType("Allocate")
roStatus.setProgress(progress)
roStatus.setStatus(status)
roStatus.setStatusDescription(statusDescription)
requestDBUtil.prepareUpdateResourceOperationStatus(execution, roStatus)
}
}
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