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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 org.camunda.bpm.engine.delegate.BpmnError
import org.camunda.bpm.engine.delegate.DelegateExecution
import org.onap.aai.domain.yang.NetworkPolicy
import org.onap.aai.domain.yang.SliceProfile
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
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.slf4j.Logger
import org.slf4j.LoggerFactory
import static org.apache.commons.lang3.StringUtils.isBlank
import static org.apache.commons.lang3.StringUtils.isNotBlank
class DoCreateTnNssiInstance extends AbstractServiceTaskProcessor {
private static final Logger logger = LoggerFactory.getLogger(DoCreateTnNssiInstance.class);
JsonUtils jsonUtil = new JsonUtils()
TnNssmfUtils tnNssmfUtils = new TnNssmfUtils()
ExceptionUtil exceptionUtil = new ExceptionUtil()
String Prefix = "DCTN_"
void preProcessRequest(DelegateExecution execution) {
String msg = ""
logger.trace("Enter preProcessRequest()")
execution.setVariable("prefix", Prefix)
String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
String modelUuid = execution.getVariable("modelUuid")
//here modelVersion is not set, we use modelUuid to decompose the service.
def isDebugLogEnabled = true
execution.setVariable("isDebugLogEnabled", isDebugLogEnabled)
String serviceModelInfo = """{
"modelInvariantUuid":"${modelInvariantUuid}",
"modelUuid":"${modelUuid}",
"modelVersion":""
}"""
execution.setVariable("serviceModelInfo", serviceModelInfo)
if (isBlank(execution.getVariable("enableSdnc"))) {
tnNssmfUtils.setEnableSdncConfig(execution)
}
logger.trace("Exit preProcessRequest")
}
void createSliceProfile(DelegateExecution execution) {
String ssInstanceId = execution.getVariable("sliceServiceInstanceId")
String sliceProfileStr = execution.getVariable("sliceProfile")
String sliceProfileId = UUID.randomUUID().toString()
SliceProfile sliceProfile = new SliceProfile();
sliceProfile.setProfileId(sliceProfileId)
sliceProfile.setLatency(Integer.parseInt(jsonUtil.getJsonValue(sliceProfileStr, "latency")))
sliceProfile.setResourceSharingLevel(jsonUtil.getJsonValue(sliceProfileStr, "resourceSharingLevel"))
//sliceProfile.setSNssai(tnNssmfUtils.getFirstSnssaiFromSliceProfile(sliceProfileStr))
sliceProfile.setMaxBandwidth(Integer.parseInt(jsonUtil.getJsonValue(sliceProfileStr, "maxBandwidth")))
//sliceProfile.setReliability(new Object())
try {
AAIResourcesClient client = getAAIClient()
AAIResourceUri uri =
AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.business()
.customer(execution.getVariable("globalSubscriberId"))
.serviceSubscription(execution.getVariable("subscriptionServiceType"))
.serviceInstance(ssInstanceId)
.sliceProfile(sliceProfileId))
client.create(uri, sliceProfile)
} catch (BpmnError e) {
throw e
} catch (Exception ex) {
String msg = "Exception in DoCreateSliceServiceInstance.instantiateSliceService. " + ex.getMessage()
logger.info(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
}
}
void createServiceInstance(DelegateExecution execution) {
String serviceRole = "nssi"
String serviceType = execution.getVariable("subscriptionServiceType")
String ssInstanceId = execution.getVariable("sliceServiceInstanceId")
String sliceProfileStr = execution.getVariable("sliceProfile")
String sst = execution.getVariable("sst")
try {
if (sliceProfileStr == null || sliceProfileStr.isEmpty()) {
String msg = "ERROR: createServiceInstance: sliceProfile is null"
logger.error(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
}
org.onap.aai.domain.yang.ServiceInstance ss = new org.onap.aai.domain.yang.ServiceInstance()
ss.setServiceInstanceId(ssInstanceId)
String sliceInstanceName = execution.getVariable("sliceServiceInstanceName")
if (isBlank(sliceInstanceName)) {
logger.error("ERROR: createServiceInstance: sliceInstanceName is null")
sliceInstanceName = ssInstanceId
}
ss.setServiceInstanceName(sliceInstanceName)
ss.setServiceType(sst)
String serviceStatus = "deactivated"
ss.setOrchestrationStatus(serviceStatus)
String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
String modelUuid = execution.getVariable("modelUuid")
ss.setModelInvariantId(modelInvariantUuid)
ss.setModelVersionId(modelUuid)
String serviceInstanceLocationId = tnNssmfUtils.getFirstPlmnIdFromSliceProfile(sliceProfileStr)
ss.setServiceInstanceLocationId(serviceInstanceLocationId)
String snssai = tnNssmfUtils.getFirstSnssaiFromSliceProfile(sliceProfileStr)
//ss.setEnvironmentContext(snssai)
ss.setEnvironmentContext("tn")
ss.setServiceRole(serviceRole)
String domainTypeStr = jsonUtil.getJsonValue(sliceProfileStr, "domainType")
if (isNotBlank(domainTypeStr)) {
ss.setWorkloadContext(domainTypeStr)
}
String resourceSharingLevel = jsonUtil.getJsonValue(sliceProfileStr, "resourceSharingLevel")
if (isNotBlank(resourceSharingLevel)) {
ss.setServiceFunction(resourceSharingLevel)
}
AAIResourcesClient client = getAAIClient()
AAIResourceUri uri =
AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.business()
.customer(execution.getVariable("globalSubscriberId"))
.serviceSubscription(execution.getVariable("subscriptionServiceType"))
.serviceInstance(ssInstanceId))
client.create(uri, ss)
} catch (BpmnError e) {
throw e
} catch (Exception ex) {
String msg = "Exception in DoCreateTnNssiInstance.createServiceInstance: " + ex.getMessage()
logger.error(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
}
}
void createAllottedResource(DelegateExecution execution) {
String ssInstanceId = execution.getVariable('sliceServiceInstanceId')
try {
List<String> networkStrList = jsonUtil.StringArrayToList(execution.getVariable("transportSliceNetworks"))
for (String networkStr : networkStrList) {
String allottedResourceId = UUID.randomUUID().toString()
AAIResourceUri allottedResourceUri =
AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.business()
.customer(execution.getVariable("globalSubscriberId"))
.serviceSubscription(execution.getVariable("subscriptionServiceType"))
.serviceInstance(execution.getVariable("sliceServiceInstanceId"))
.allottedResource(allottedResourceId))
execution.setVariable("allottedResourceUri", allottedResourceUri)
String modelInvariantId = execution.getVariable("modelInvariantUuid")
String modelVersionId = execution.getVariable("modelUuid")
org.onap.aai.domain.yang.AllottedResource resource = new org.onap.aai.domain.yang.AllottedResource()
resource.setId(allottedResourceId)
resource.setType("TsciNetwork")
resource.setAllottedResourceName("network_" + execution.getVariable("sliceServiceInstanceName"))
getAAIClient().create(allottedResourceUri, resource)
createNetworkPolicyForAllocatedResource(execution, ssInstanceId, allottedResourceId)
String linkArrayStr = jsonUtil.getJsonValue(networkStr, "connectionLinks")
createLogicalLinksForAllocatedResource(execution, linkArrayStr, ssInstanceId, allottedResourceId)
}
} catch (BpmnError e) {
throw e
} catch (Exception ex) {
String msg = "Exception in DoCreateTnNssiInstance.createAllottedResource: " + ex.getMessage()
logger.error(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
}
}
void createNetworkPolicy(DelegateExecution execution, String ssInstanceId, String networkPolicyId) {
try {
String sliceProfileStr = execution.getVariable("sliceProfile")
if (sliceProfileStr == null || sliceProfileStr.isEmpty()) {
String msg = "ERROR: createNetworkPolicy: sliceProfile is null"
logger.error(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
}
NetworkPolicy networkPolicy = new NetworkPolicy();
networkPolicy.setNetworkPolicyId(networkPolicyId)
networkPolicy.setName("TSCi policy")
networkPolicy.setType("SLA")
networkPolicy.setNetworkPolicyFqdn(ssInstanceId)
String latencyStr = jsonUtil.getJsonValue(sliceProfileStr, "latency")
if (latencyStr != null && !latencyStr.isEmpty()) {
networkPolicy.setLatency(Integer.parseInt(latencyStr))
}
String bwStr = jsonUtil.getJsonValue(sliceProfileStr, "maxBandwidth")
if (bwStr != null && !bwStr.isEmpty()) {
networkPolicy.setMaxBandwidth(Integer.parseInt(bwStr))
} else {
logger.debug("ERROR: createNetworkPolicy: maxBandwidth is null")
}
//networkPolicy.setReliability(new Object())
AAIResourceUri networkPolicyUri =
AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.network().networkPolicy(networkPolicyId))
getAAIClient().create(networkPolicyUri, networkPolicy)
} catch (BpmnError e) {
throw e
} catch (Exception ex) {
String msg = "Exception in DoCreateSliceServiceInstance.instantiateSliceService. " + ex.getMessage()
logger.error(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
}
}
void createNetworkPolicyForAllocatedResource(DelegateExecution execution,
String ssInstanceId,
String allottedResourceId) {
try {
AAIResourceUri allottedResourceUri =
AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.business()
.customer(execution.getVariable("globalSubscriberId"))
.serviceSubscription(execution.getVariable("subscriptionServiceType"))
.serviceInstance(ssInstanceId)
.allottedResource(allottedResourceId))
if (!getAAIClient().exists(allottedResourceUri)) {
logger.info("ERROR: createLogicalLinksForAllocatedResource: allottedResource not exist: uri={}",
allottedResourceUri)
return
}
String networkPolicyId = UUID.randomUUID().toString()
createNetworkPolicy(execution, ssInstanceId, networkPolicyId)
tnNssmfUtils.attachNetworkPolicyToAllottedResource(execution, tnNssmfUtils.AAI_VERSION,
allottedResourceUri,
networkPolicyId);
} catch (BpmnError e) {
throw e
} catch (Exception ex) {
String msg = "Exception in DoCreateSliceServiceInstance.instantiateSliceService. " + ex.getMessage()
logger.error(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
}
}
void createLogicalLinksForAllocatedResource(DelegateExecution execution,
String linkArrayStr, String ssInstanceId,
String allottedResourceId) {
try {
AAIResourceUri allottedResourceUri =
AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.business()
.customer(execution.getVariable("globalSubscriberId"))
.serviceSubscription(execution.getVariable("subscriptionServiceType"))
.serviceInstance(ssInstanceId)
.allottedResource(allottedResourceId))
if (!getAAIClient().exists(allottedResourceUri)) {
logger.info("ERROR: createLogicalLinksForAllocatedResource: allottedResource not exist: uri={}",
allottedResourceUri)
return
}
List<String> linkStrList = jsonUtil.StringArrayToList(linkArrayStr)
for (String linkStr : linkStrList) {
String linkId = jsonUtil.getJsonValue(linkStr, "name")
if (isBlank(linkId)) {
linkId = "tn-nssmf-" + UUID.randomUUID().toString()
}
logger.debug("createLogicalLinksForAllocatedResource: linkId=" + linkId)
String epA = jsonUtil.getJsonValue(linkStr, "transportEndpointA")
String epB = jsonUtil.getJsonValue(linkStr, "transportEndpointB")
String modelInvariantId = execution.getVariable("modelInvariantUuid")
String modelVersionId = execution.getVariable("modelUuid")
org.onap.aai.domain.yang.LogicalLink resource = new org.onap.aai.domain.yang.LogicalLink()
resource.setLinkId(linkId)
resource.setLinkName(epA)
resource.setLinkName2(epB)
resource.setLinkType("TsciConnectionLink")
resource.setInMaint(false)
//epA is link-name
AAIResourceUri logicalLinkUri =
AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.network().logicalLink(epA))
getAAIClient().create(logicalLinkUri, resource)
tnNssmfUtils.attachLogicalLinkToAllottedResource(execution, tnNssmfUtils.AAI_VERSION,
allottedResourceUri, epA);
}
} catch (BpmnError e) {
throw e
} catch (Exception ex) {
String msg = "Exception in DoCreateTnNssiInstance.createLogicalLinksForAllocatedResource: " + ex.getMessage()
logger.error(msg)
exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
}
}
void preprocessSdncAllocateTnNssiRequest(DelegateExecution execution) {
def method = getClass().getSimpleName() + '.preProcessSDNCActivateRequest(' +
'execution=' + execution.getId() +
')'
def isDebugLogEnabled = execution.getVariable('isDebugLogEnabled')
logger.trace('Entered ' + method)
logger.trace("STARTED preProcessSDNCActivateRequest Process")
try {
String serviceInstanceId = execution.getVariable("sliceServiceInstanceId")
String createSDNCRequest = tnNssmfUtils.buildSDNCRequest(execution, serviceInstanceId, "create")
execution.setVariable("TNNSSMF_SDNCRequest", createSDNCRequest)
logger.debug("Outgoing SDNCRequest is: \n" + createSDNCRequest)
} catch (Exception e) {
logger.debug("Exception Occured Processing preProcessSDNCActivateRequest. Exception is:\n" + e)
exceptionUtil.buildAndThrowWorkflowException(execution, 1002,
"Error Occured during preProcessSDNCActivateRequest Method:\n" + e.getMessage())
}
logger.trace("COMPLETED preProcessSDNCActivateRequest Process")
}
void validateSDNCResponse(DelegateExecution execution, String response, String method) {
tnNssmfUtils.validateSDNCResponse(execution, response, method)
}
}
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