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 class DoCreateTnNssiInstance extends AbstractServiceTaskProcessor {
  38
  39     private static final Logger logger = LoggerFactory.getLogger(DoCreateTnNssiInstance.class);
  40     final String AAI_VERSION = "v21"
  41     JsonUtils jsonUtil = new JsonUtils()
  42     TnNssmfUtils tnNssmfUtils = new TnNssmfUtils()
  43     ExceptionUtil exceptionUtil = new ExceptionUtil()
  44     String Prefix = "DCTN_"
  45
  46     void preProcessRequest(DelegateExecution execution) {
  47         String msg = ""
  48         logger.trace("Enter preProcessRequest()")
  49
  50         execution.setVariable("prefix", Prefix)
  51
  52         String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
  53         String modelUuid = execution.getVariable("modelUuid")
  54         //here modelVersion is not set, we use modelUuid to decompose the service.
  55         def isDebugLogEnabled = true
  56         execution.setVariable("isDebugLogEnabled", isDebugLogEnabled)
  57         String serviceModelInfo = """{
  58             "modelInvariantUuid":"${modelInvariantUuid}",
  59             "modelUuid":"${modelUuid}",
  60             "modelVersion":""
  61              }"""
  62         execution.setVariable("serviceModelInfo", serviceModelInfo)
  63
  64         logger.trace("Exit preProcessRequest")
  65     }
  66
  67
  68     void createSliceProfile(DelegateExecution execution) {
  69
  70         String ssInstanceId = execution.getVariable("sliceServiceInstanceId")
  71         String sliceProfileStr = execution.getVariable("sliceProfile")
  72         String sliceProfileId = UUID.randomUUID().toString()
  73         SliceProfile sliceProfile = new SliceProfile();
  74         sliceProfile.setProfileId(sliceProfileId)
  75         sliceProfile.setLatency(Integer.parseInt(jsonUtil.getJsonValue(sliceProfileStr, "latency")))
  76         sliceProfile.setResourceSharingLevel(jsonUtil.getJsonValue(sliceProfileStr, "resourceSharingLevel"))
  77         //sliceProfile.setSNssai(tnNssmfUtils.getFirstSnssaiFromSliceProfile(sliceProfileStr))
  78
  79         sliceProfile.setMaxBandwidth(Integer.parseInt(jsonUtil.getJsonValue(sliceProfileStr, "maxBandwidth")))
  80
  81         //sliceProfile.setReliability(new Object())
  82         try {
  83             AAIResourcesClient client = getAAIClient()
  84             AAIResourceUri uri =
  85                     AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.business()
  86                             .customer(execution.getVariable("globalSubscriberId"))
  87                             .serviceSubscription(execution.getVariable("subscriptionServiceType"))
  88                             .serviceInstance(ssInstanceId)
  89                             .sliceProfile(sliceProfileId))
  90             client.create(uri, sliceProfile)
  91
  92         } catch (BpmnError e) {
  93             throw e
  94         } catch (Exception ex) {
  95             String msg = "Exception in DoCreateSliceServiceInstance.instantiateSliceService. " + ex.getMessage()
  96             logger.info(msg)
  97             exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
  98         }
  99     }
 100
 101
 102     void createServiceInstance(DelegateExecution execution) {
 103
 104         String serviceRole = "TN"
 105         String serviceType = execution.getVariable("subscriptionServiceType")
 106         String ssInstanceId = execution.getVariable("sliceServiceInstanceId")
 107         String sliceProfileStr = execution.getVariable("sliceProfile")
 108         try {
 109             org.onap.aai.domain.yang.ServiceInstance ss = new org.onap.aai.domain.yang.ServiceInstance()
 110             ss.setServiceInstanceId(ssInstanceId)
 111             String sliceInstanceName = execution.getVariable("sliceServiceInstanceName")
 112             ss.setServiceInstanceName(sliceInstanceName)
 113             ss.setServiceType(serviceType)
 114             String serviceStatus = "allocated"
 115             ss.setOrchestrationStatus(serviceStatus)
 116             String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
 117             String modelUuid = execution.getVariable("modelUuid")
 118             //TODO: need valid model ID from the caller, as AAI does not accept invalid IDs
 119             //ss.setModelInvariantId(modelInvariantUuid)
 120             //ss.setModelVersionId(modelUuid)
 121             String serviceInstanceLocationid = tnNssmfUtils.getFirstPlmnIdFromSliceProfile(sliceProfileStr)
 122             ss.setServiceInstanceLocationId(serviceInstanceLocationid)
 123             String snssai = tnNssmfUtils.getFirstSnssaiFromSliceProfile(sliceProfileStr)
 124             ss.setEnvironmentContext(snssai)
 125             ss.setServiceRole(serviceRole)
 126             AAIResourcesClient client = getAAIClient()
 127             AAIResourceUri uri =
 128                     AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.business()
 129                             .customer(execution.getVariable("globalSubscriberId"))
 130                             .serviceSubscription(execution.getVariable("subscriptionServiceType"))
 131                             .serviceInstance(ssInstanceId))
 132             client.create(uri, ss)
 133         } catch (BpmnError e) {
 134             throw e
 135         } catch (Exception ex) {
 136             String msg = "Exception in DoCreateTnNssiInstance.createServiceInstance: " + ex.getMessage()
 137             logger.error(msg)
 138             exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 139         }
 140     }
 141
 142
 143     void createAllottedResource(DelegateExecution execution) {
 144         String ssInstanceId = execution.getVariable('sliceServiceInstanceId')
 145
 146         try {
 147             List<String> networkStrList = jsonUtil.StringArrayToList(execution.getVariable("transportSliceNetworks"))
 148
 149             for (String networkStr : networkStrList) {
 150                 String allottedResourceId = UUID.randomUUID().toString()
 151                 AAIResourceUri allottedResourceUri =
 152                         AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.business()
 153                                 .customer(execution.getVariable("globalSubscriberId"))
 154                                 .serviceSubscription(execution.getVariable("subscriptionServiceType"))
 155                                 .serviceInstance(execution.getVariable("sliceServiceInstanceId"))
 156                                 .allottedResource(allottedResourceId))
 157                 execution.setVariable("allottedResourceUri", allottedResourceUri)
 158                 String modelInvariantId = execution.getVariable("modelInvariantUuid")
 159                 String modelVersionId = execution.getVariable("modelUuid")
 160
 161                 org.onap.aai.domain.yang.AllottedResource resource = new org.onap.aai.domain.yang.AllottedResource()
 162                 resource.setId(allottedResourceId)
 163                 resource.setType("TsciNetwork")
 164                 resource.setAllottedResourceName("network_" + execution.getVariable("sliceServiceInstanceName"))
 165                 getAAIClient().create(allottedResourceUri, resource)
 166
 167                 createNetworkPolicyForAllocatedResource(execution, ssInstanceId, allottedResourceId)
 168
 169                 String linkArrayStr = jsonUtil.getJsonValue(networkStr, "connectionLinks")
 170                 createLogicalLinksForAllocatedResource(execution, linkArrayStr, ssInstanceId, allottedResourceId)
 171             }
 172         } catch (BpmnError e) {
 173             throw e
 174         } catch (Exception ex) {
 175             String msg = "Exception in DoCreateTnNssiInstance.createAllottedResource: " + ex.getMessage()
 176             logger.error(msg)
 177             exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 178         }
 179     }
 180
 181     void createNetworkPolicy(DelegateExecution execution, String ssInstanceId, String networkPolicyId) {
 182         try {
 183
 184             String sliceProfileStr = execution.getVariable("sliceProfile")
 185             if (sliceProfileStr == null || sliceProfileStr.isEmpty()) {
 186                 String msg = "ERROR: createNetworkPolicy: sliceProfile is null"
 187                 logger.error(msg)
 188                 exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 189             }
 190
 191             NetworkPolicy networkPolicy = new NetworkPolicy();
 192             networkPolicy.setNetworkPolicyId(networkPolicyId)
 193             networkPolicy.setName("TSCi policy")
 194             networkPolicy.setType("SLA")
 195             networkPolicy.setNetworkPolicyFqdn(ssInstanceId)
 196
 197             String latencyStr = jsonUtil.getJsonValue(sliceProfileStr, "latency")
 198             if (latencyStr != null && !latencyStr.isEmpty()) {
 199                 networkPolicy.setLatency(Integer.parseInt(latencyStr))
 200             }
 201
 202             String bwStr = jsonUtil.getJsonValue(sliceProfileStr, "maxBandwidth")
 203             if (bwStr != null && !bwStr.isEmpty()) {
 204                 networkPolicy.setMaxBandwidth(Integer.parseInt(bwStr))
 205             } else {
 206                 log.debug("ERROR: createNetworkPolicy: maxBandwidth is null")
 207             }
 208
 209             //networkPolicy.setReliability(new Object())
 210
 211             AAIResourceUri networkPolicyUri =
 212                     AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.network().networkPolicy(networkPolicyId))
 213             getAAIClient().create(networkPolicyUri, networkPolicy)
 214
 215         } catch (BpmnError e) {
 216             throw e
 217         } catch (Exception ex) {
 218             String msg = "Exception in DoCreateSliceServiceInstance.instantiateSliceService. " + ex.getMessage()
 219             logger.error(msg)
 220             exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 221         }
 222     }
 223
 224     void createNetworkPolicyForAllocatedResource(DelegateExecution execution,
 225                                                  String ssInstanceId,
 226                                                  String allottedResourceId) {
 227         try {
 228             AAIResourceUri allottedResourceUri =
 229                     AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.business()
 230                             .customer(execution.getVariable("globalSubscriberId"))
 231                             .serviceSubscription(execution.getVariable("subscriptionServiceType"))
 232                             .serviceInstance(ssInstanceId)
 233                             .allottedResource(allottedResourceId))
 234
 235             if (!getAAIClient().exists(allottedResourceUri)) {
 236                 logger.info("ERROR: createLogicalLinksForAllocatedResource: allottedResource not exist: uri={}",
 237                         allottedResourceUri)
 238                 return
 239             }
 240
 241             String networkPolicyId = UUID.randomUUID().toString()
 242             createNetworkPolicy(execution, ssInstanceId, networkPolicyId)
 243
 244             tnNssmfUtils.attachNetworkPolicyToAllottedResource(execution, AAI_VERSION, allottedResourceUri, networkPolicyId);
 245
 246         } catch (BpmnError e) {
 247             throw e
 248         } catch (Exception ex) {
 249             String msg = "Exception in DoCreateSliceServiceInstance.instantiateSliceService. " + ex.getMessage()
 250             logger.error(msg)
 251             exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 252         }
 253     }
 254
 255     void createLogicalLinksForAllocatedResource(DelegateExecution execution,
 256                                                 String linkArrayStr, String ssInstanceId,
 257                                                 String allottedResourceId) {
 258         try {
 259             AAIResourceUri allottedResourceUri =
 260                     AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.business()
 261                             .customer(execution.getVariable("globalSubscriberId"))
 262                             .serviceSubscription(execution.getVariable("subscriptionServiceType"))
 263                             .serviceInstance(ssInstanceId)
 264                             .allottedResource(allottedResourceId))
 265
 266             if (!getAAIClient().exists(allottedResourceUri)) {
 267                 logger.info("ERROR: createLogicalLinksForAllocatedResource: allottedResource not exist: uri={}",
 268                         allottedResourceUri)
 269                 return
 270             }
 271
 272             List<String> linkStrList = jsonUtil.StringArrayToList(linkArrayStr)
 273
 274             for (String linkStr : linkStrList) {
 275                 String logicalLinkId = UUID.randomUUID().toString()
 276                 String epA = jsonUtil.getJsonValue(linkStr, "transportEndpointA")
 277                 String epB = jsonUtil.getJsonValue(linkStr, "transportEndpointB")
 278                 String modelInvariantId = execution.getVariable("modelInvariantUuid")
 279                 String modelVersionId = execution.getVariable("modelUuid")
 280
 281                 org.onap.aai.domain.yang.LogicalLink resource = new org.onap.aai.domain.yang.LogicalLink()
 282                 resource.setLinkId(logicalLinkId)
 283                 resource.setLinkName(epA)
 284                 resource.setLinkName2(epB)
 285                 resource.setLinkType("TsciConnectionLink")
 286                 resource.setInMaint(false)
 287
 288                 //epA is link-name
 289                 AAIResourceUri logicalLinkUri =
 290                         AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.network().logicalLink(epA))
 291                 getAAIClient().create(logicalLinkUri, resource)
 292
 293                 tnNssmfUtils.attachLogicalLinkToAllottedResource(execution, AAI_VERSION, allottedResourceUri, epA);
 294             }
 295         } catch (BpmnError e) {
 296             throw e
 297         } catch (Exception ex) {
 298             String msg = "Exception in DoCreateTnNssiInstance.createLogicalLinksForAllocatedResource: " + ex.getMessage()
 299             logger.error(msg)
 300             exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 301         }
 302     }
 303
 304     void preprocessSdncAllocateTnNssiRequest(DelegateExecution execution) {
 305         def method = getClass().getSimpleName() + '.preProcessSDNCActivateRequest(' +
 306                 'execution=' + execution.getId() +
 307                 ')'
 308         def isDebugLogEnabled = execution.getVariable('isDebugLogEnabled')
 309         logger.trace('Entered ' + method)
 310
 311         logger.trace("STARTED preProcessSDNCActivateRequest Process")
 312         try {
 313             String serviceInstanceId = execution.getVariable("sliceServiceInstanceId")
 314
 315             String createSDNCRequest = tnNssmfUtils.buildSDNCRequest(execution, serviceInstanceId, "create")
 316
 317             execution.setVariable("TNNSSMF_SDNCRequest", createSDNCRequest)
 318             logger.debug("Outgoing SDNCRequest is: \n" + createSDNCRequest)
 319
 320         } catch (Exception e) {
 321             logger.debug("Exception Occured Processing preProcessSDNCActivateRequest. Exception is:\n" + e)
 322             exceptionUtil.buildAndThrowWorkflowException(execution, 1002,
 323                     "Error Occured during  preProcessSDNCActivateRequest Method:\n" + e.getMessage())
 324         }
 325         logger.trace("COMPLETED  preProcessSDNCActivateRequest Process")
 326     }
 327
 328
 329     void validateSDNCResponse(DelegateExecution execution, String response, String method) {
 330         tnNssmfUtils.validateSDNCResponse(execution, response, method)
 331     }
 332 }