bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCreateTnNssiInstance.groovy

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2020 Huawei Technologies Co., Ltd. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License")
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.so.bpmn.infrastructure.scripts
  22
  23 import org.camunda.bpm.engine.delegate.BpmnError
  24 import org.camunda.bpm.engine.delegate.DelegateExecution
  25 import org.onap.aai.domain.yang.NetworkPolicy
  26 import org.onap.aai.domain.yang.SliceProfile
  27 import org.onap.aaiclient.client.aai.AAIResourcesClient
  28 import org.onap.aaiclient.client.aai.entities.uri.AAIResourceUri
  29 import org.onap.aaiclient.client.aai.entities.uri.AAIUriFactory
  30 import org.onap.aaiclient.client.generated.fluentbuilders.AAIFluentTypeBuilder
  31 import org.onap.so.bpmn.common.scripts.AbstractServiceTaskProcessor
  32 import org.onap.so.bpmn.common.scripts.ExceptionUtil
  33 import org.onap.so.bpmn.core.json.JsonUtils
  34 import org.slf4j.Logger
  35 import org.slf4j.LoggerFactory
  36
  37 import static org.apache.commons.lang3.StringUtils.isBlank
  38
  39 class DoCreateTnNssiInstance extends AbstractServiceTaskProcessor {
  40
  41     private static final Logger logger = LoggerFactory.getLogger(DoCreateTnNssiInstance.class);
  42     final String AAI_VERSION = "v21"
  43     JsonUtils jsonUtil = new JsonUtils()
  44     TnNssmfUtils tnNssmfUtils = new TnNssmfUtils()
  45     ExceptionUtil exceptionUtil = new ExceptionUtil()
  46     String Prefix = "DCTN_"
  47
  48     void preProcessRequest(DelegateExecution execution) {
  49         String msg = ""
  50         logger.trace("Enter preProcessRequest()")
  51
  52         execution.setVariable("prefix", Prefix)
  53
  54         String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
  55         String modelUuid = execution.getVariable("modelUuid")
  56         //here modelVersion is not set, we use modelUuid to decompose the service.
  57         def isDebugLogEnabled = true
  58         execution.setVariable("isDebugLogEnabled", isDebugLogEnabled)
  59         String serviceModelInfo = """{
  60             "modelInvariantUuid":"${modelInvariantUuid}",
  61             "modelUuid":"${modelUuid}",
  62             "modelVersion":""
  63              }"""
  64         execution.setVariable("serviceModelInfo", serviceModelInfo)
  65
  66         logger.trace("Exit preProcessRequest")
  67     }
  68
  69
  70     void createSliceProfile(DelegateExecution execution) {
  71
  72         String ssInstanceId = execution.getVariable("sliceServiceInstanceId")
  73         String sliceProfileStr = execution.getVariable("sliceProfile")
  74         String sliceProfileId = UUID.randomUUID().toString()
  75         SliceProfile sliceProfile = new SliceProfile();
  76         sliceProfile.setProfileId(sliceProfileId)
  77         sliceProfile.setLatency(Integer.parseInt(jsonUtil.getJsonValue(sliceProfileStr, "latency")))
  78         sliceProfile.setResourceSharingLevel(jsonUtil.getJsonValue(sliceProfileStr, "resourceSharingLevel"))
  79         //sliceProfile.setSNssai(tnNssmfUtils.getFirstSnssaiFromSliceProfile(sliceProfileStr))
  80
  81         sliceProfile.setMaxBandwidth(Integer.parseInt(jsonUtil.getJsonValue(sliceProfileStr, "maxBandwidth")))
  82
  83         //sliceProfile.setReliability(new Object())
  84         try {
  85             AAIResourcesClient client = getAAIClient()
  86             AAIResourceUri uri =
  87                     AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.business()
  88                             .customer(execution.getVariable("globalSubscriberId"))
  89                             .serviceSubscription(execution.getVariable("subscriptionServiceType"))
  90                             .serviceInstance(ssInstanceId)
  91                             .sliceProfile(sliceProfileId))
  92             client.create(uri, sliceProfile)
  93
  94         } catch (BpmnError e) {
  95             throw e
  96         } catch (Exception ex) {
  97             String msg = "Exception in DoCreateSliceServiceInstance.instantiateSliceService. " + ex.getMessage()
  98             logger.info(msg)
  99             exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 100         }
 101     }
 102
 103
 104     void createServiceInstance(DelegateExecution execution) {
 105
 106         String serviceRole = "nssi"
 107         String serviceType = execution.getVariable("subscriptionServiceType")
 108         String ssInstanceId = execution.getVariable("sliceServiceInstanceId")
 109         String sliceProfileStr = execution.getVariable("sliceProfile")
 110         try {
 111             org.onap.aai.domain.yang.ServiceInstance ss = new org.onap.aai.domain.yang.ServiceInstance()
 112             ss.setServiceInstanceId(ssInstanceId)
 113             String sliceInstanceName = execution.getVariable("sliceServiceInstanceName")
 114             if (isBlank(sliceInstanceName)) {
 115                 logger.error("ERROR: createServiceInstance: sliceInstanceName is null")
 116                 sliceInstanceName = ssInstanceId
 117             }
 118             ss.setServiceInstanceName(sliceInstanceName)
 119             ss.setServiceType(serviceType)
 120             String serviceStatus = "deactivated"
 121             ss.setOrchestrationStatus(serviceStatus)
 122             String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
 123             String modelUuid = execution.getVariable("modelUuid")
 124             ss.setModelInvariantId(modelInvariantUuid)
 125             ss.setModelVersionId(modelUuid)
 126             String serviceInstanceLocationid = tnNssmfUtils.getFirstPlmnIdFromSliceProfile(sliceProfileStr)
 127             ss.setServiceInstanceLocationId(serviceInstanceLocationid)
 128             String snssai = tnNssmfUtils.getFirstSnssaiFromSliceProfile(sliceProfileStr)
 129             //ss.setEnvironmentContext(snssai)
 130             ss.setEnvironmentContext("tn")
 131             ss.setServiceRole(serviceRole)
 132             AAIResourcesClient client = getAAIClient()
 133             AAIResourceUri uri =
 134                     AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.business()
 135                             .customer(execution.getVariable("globalSubscriberId"))
 136                             .serviceSubscription(execution.getVariable("subscriptionServiceType"))
 137                             .serviceInstance(ssInstanceId))
 138             client.create(uri, ss)
 139         } catch (BpmnError e) {
 140             throw e
 141         } catch (Exception ex) {
 142             String msg = "Exception in DoCreateTnNssiInstance.createServiceInstance: " + ex.getMessage()
 143             logger.error(msg)
 144             exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 145         }
 146     }
 147
 148
 149     void createAllottedResource(DelegateExecution execution) {
 150         String ssInstanceId = execution.getVariable('sliceServiceInstanceId')
 151
 152         try {
 153             List<String> networkStrList = jsonUtil.StringArrayToList(execution.getVariable("transportSliceNetworks"))
 154
 155             for (String networkStr : networkStrList) {
 156                 String allottedResourceId = UUID.randomUUID().toString()
 157                 AAIResourceUri allottedResourceUri =
 158                         AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.business()
 159                                 .customer(execution.getVariable("globalSubscriberId"))
 160                                 .serviceSubscription(execution.getVariable("subscriptionServiceType"))
 161                                 .serviceInstance(execution.getVariable("sliceServiceInstanceId"))
 162                                 .allottedResource(allottedResourceId))
 163                 execution.setVariable("allottedResourceUri", allottedResourceUri)
 164                 String modelInvariantId = execution.getVariable("modelInvariantUuid")
 165                 String modelVersionId = execution.getVariable("modelUuid")
 166
 167                 org.onap.aai.domain.yang.AllottedResource resource = new org.onap.aai.domain.yang.AllottedResource()
 168                 resource.setId(allottedResourceId)
 169                 resource.setType("TsciNetwork")
 170                 resource.setAllottedResourceName("network_" + execution.getVariable("sliceServiceInstanceName"))
 171                 getAAIClient().create(allottedResourceUri, resource)
 172
 173                 createNetworkPolicyForAllocatedResource(execution, ssInstanceId, allottedResourceId)
 174
 175                 String linkArrayStr = jsonUtil.getJsonValue(networkStr, "connectionLinks")
 176                 createLogicalLinksForAllocatedResource(execution, linkArrayStr, ssInstanceId, allottedResourceId)
 177             }
 178         } catch (BpmnError e) {
 179             throw e
 180         } catch (Exception ex) {
 181             String msg = "Exception in DoCreateTnNssiInstance.createAllottedResource: " + ex.getMessage()
 182             logger.error(msg)
 183             exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 184         }
 185     }
 186
 187     void createNetworkPolicy(DelegateExecution execution, String ssInstanceId, String networkPolicyId) {
 188         try {
 189
 190             String sliceProfileStr = execution.getVariable("sliceProfile")
 191             if (sliceProfileStr == null || sliceProfileStr.isEmpty()) {
 192                 String msg = "ERROR: createNetworkPolicy: sliceProfile is null"
 193                 logger.error(msg)
 194                 exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 195             }
 196
 197             NetworkPolicy networkPolicy = new NetworkPolicy();
 198             networkPolicy.setNetworkPolicyId(networkPolicyId)
 199             networkPolicy.setName("TSCi policy")
 200             networkPolicy.setType("SLA")
 201             networkPolicy.setNetworkPolicyFqdn(ssInstanceId)
 202
 203             String latencyStr = jsonUtil.getJsonValue(sliceProfileStr, "latency")
 204             if (latencyStr != null && !latencyStr.isEmpty()) {
 205                 networkPolicy.setLatency(Integer.parseInt(latencyStr))
 206             }
 207
 208             String bwStr = jsonUtil.getJsonValue(sliceProfileStr, "maxBandwidth")
 209             if (bwStr != null && !bwStr.isEmpty()) {
 210                 networkPolicy.setMaxBandwidth(Integer.parseInt(bwStr))
 211             } else {
 212                 log.debug("ERROR: createNetworkPolicy: maxBandwidth is null")
 213             }
 214
 215             //networkPolicy.setReliability(new Object())
 216
 217             AAIResourceUri networkPolicyUri =
 218                     AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.network().networkPolicy(networkPolicyId))
 219             getAAIClient().create(networkPolicyUri, networkPolicy)
 220
 221         } catch (BpmnError e) {
 222             throw e
 223         } catch (Exception ex) {
 224             String msg = "Exception in DoCreateSliceServiceInstance.instantiateSliceService. " + ex.getMessage()
 225             logger.error(msg)
 226             exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 227         }
 228     }
 229
 230     void createNetworkPolicyForAllocatedResource(DelegateExecution execution,
 231                                                  String ssInstanceId,
 232                                                  String allottedResourceId) {
 233         try {
 234             AAIResourceUri allottedResourceUri =
 235                     AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.business()
 236                             .customer(execution.getVariable("globalSubscriberId"))
 237                             .serviceSubscription(execution.getVariable("subscriptionServiceType"))
 238                             .serviceInstance(ssInstanceId)
 239                             .allottedResource(allottedResourceId))
 240
 241             if (!getAAIClient().exists(allottedResourceUri)) {
 242                 logger.info("ERROR: createLogicalLinksForAllocatedResource: allottedResource not exist: uri={}",
 243                         allottedResourceUri)
 244                 return
 245             }
 246
 247             String networkPolicyId = UUID.randomUUID().toString()
 248             createNetworkPolicy(execution, ssInstanceId, networkPolicyId)
 249
 250             tnNssmfUtils.attachNetworkPolicyToAllottedResource(execution, AAI_VERSION, allottedResourceUri, networkPolicyId);
 251
 252         } catch (BpmnError e) {
 253             throw e
 254         } catch (Exception ex) {
 255             String msg = "Exception in DoCreateSliceServiceInstance.instantiateSliceService. " + ex.getMessage()
 256             logger.error(msg)
 257             exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 258         }
 259     }
 260
 261     void createLogicalLinksForAllocatedResource(DelegateExecution execution,
 262                                                 String linkArrayStr, String ssInstanceId,
 263                                                 String allottedResourceId) {
 264         try {
 265             AAIResourceUri allottedResourceUri =
 266                     AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.business()
 267                             .customer(execution.getVariable("globalSubscriberId"))
 268                             .serviceSubscription(execution.getVariable("subscriptionServiceType"))
 269                             .serviceInstance(ssInstanceId)
 270                             .allottedResource(allottedResourceId))
 271
 272             if (!getAAIClient().exists(allottedResourceUri)) {
 273                 logger.info("ERROR: createLogicalLinksForAllocatedResource: allottedResource not exist: uri={}",
 274                         allottedResourceUri)
 275                 return
 276             }
 277
 278             List<String> linkStrList = jsonUtil.StringArrayToList(linkArrayStr)
 279
 280             for (String linkStr : linkStrList) {
 281                 String logicalLinkId = UUID.randomUUID().toString()
 282                 String epA = jsonUtil.getJsonValue(linkStr, "transportEndpointA")
 283                 String epB = jsonUtil.getJsonValue(linkStr, "transportEndpointB")
 284                 String modelInvariantId = execution.getVariable("modelInvariantUuid")
 285                 String modelVersionId = execution.getVariable("modelUuid")
 286
 287                 org.onap.aai.domain.yang.LogicalLink resource = new org.onap.aai.domain.yang.LogicalLink()
 288                 resource.setLinkId(logicalLinkId)
 289                 resource.setLinkName(epA)
 290                 resource.setLinkName2(epB)
 291                 resource.setLinkType("TsciConnectionLink")
 292                 resource.setInMaint(false)
 293
 294                 //epA is link-name
 295                 AAIResourceUri logicalLinkUri =
 296                         AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.network().logicalLink(epA))
 297                 getAAIClient().create(logicalLinkUri, resource)
 298
 299                 tnNssmfUtils.attachLogicalLinkToAllottedResource(execution, AAI_VERSION, allottedResourceUri, epA);
 300             }
 301         } catch (BpmnError e) {
 302             throw e
 303         } catch (Exception ex) {
 304             String msg = "Exception in DoCreateTnNssiInstance.createLogicalLinksForAllocatedResource: " + ex.getMessage()
 305             logger.error(msg)
 306             exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 307         }
 308     }
 309
 310     void preprocessSdncAllocateTnNssiRequest(DelegateExecution execution) {
 311         def method = getClass().getSimpleName() + '.preProcessSDNCActivateRequest(' +
 312                 'execution=' + execution.getId() +
 313                 ')'
 314         def isDebugLogEnabled = execution.getVariable('isDebugLogEnabled')
 315         logger.trace('Entered ' + method)
 316
 317         logger.trace("STARTED preProcessSDNCActivateRequest Process")
 318         try {
 319             String serviceInstanceId = execution.getVariable("sliceServiceInstanceId")
 320
 321             String createSDNCRequest = tnNssmfUtils.buildSDNCRequest(execution, serviceInstanceId, "create")
 322
 323             execution.setVariable("TNNSSMF_SDNCRequest", createSDNCRequest)
 324             logger.debug("Outgoing SDNCRequest is: \n" + createSDNCRequest)
 325
 326         } catch (Exception e) {
 327             logger.debug("Exception Occured Processing preProcessSDNCActivateRequest. Exception is:\n" + e)
 328             exceptionUtil.buildAndThrowWorkflowException(execution, 1002,
 329                     "Error Occured during  preProcessSDNCActivateRequest Method:\n" + e.getMessage())
 330         }
 331         logger.trace("COMPLETED  preProcessSDNCActivateRequest Process")
 332     }
 333
 334
 335     void validateSDNCResponse(DelegateExecution execution, String response, String method) {
 336         tnNssmfUtils.validateSDNCResponse(execution, response, method)
 337     }
 338 }