gerrit.onap Code Review - so.git/blob

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017 - 2018 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Modifications Copyright (c) 2019 Samsung
   8  * ================================================================================
   9  * Licensed under the Apache License, Version 2.0 (the "License");
  10  * you may not use this file except in compliance with the License.
  11  * You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  * ============LICENSE_END=========================================================
  21  */
  22
  23 package org.onap.so.bpmn.servicedecomposition.tasks;
  24
  25 import java.util.Map;
  26 import org.camunda.bpm.engine.delegate.BpmnError;
  27 import org.camunda.bpm.engine.delegate.DelegateExecution;
  28 import org.onap.logging.filter.base.ONAPComponentsList;
  29 import org.onap.so.bpmn.core.WorkflowException;
  30 import org.onap.so.bpmn.servicedecomposition.bbobjects.GenericVnf;
  31 import org.onap.so.bpmn.servicedecomposition.entities.ExecuteBuildingBlock;
  32 import org.onap.so.bpmn.servicedecomposition.entities.GeneralBuildingBlock;
  33 import org.onap.so.bpmn.servicedecomposition.entities.ResourceKey;
  34 import org.onap.so.constants.Status;
  35 import org.onap.so.db.catalog.beans.macro.RainyDayHandlerStatus;
  36 import org.onap.so.db.catalog.client.CatalogDbClient;
  37 import org.onap.so.db.request.beans.InfraActiveRequests;
  38 import org.onap.so.db.request.client.RequestsDbClient;
  39 import org.onap.so.utils.Components;
  40 import org.slf4j.Logger;
  41 import org.slf4j.LoggerFactory;
  42 import org.springframework.beans.factory.annotation.Autowired;
  43 import org.springframework.core.env.Environment;
  44 import org.springframework.stereotype.Component;
  45
  46 @Component
  47 public class ExecuteBuildingBlockRainyDay {
  48
  49     private static final Logger logger = LoggerFactory.getLogger(ExecuteBuildingBlockRainyDay.class);
  50     public static final String HANDLING_CODE = "handlingCode";
  51     public static final String ROLLBACK_TARGET_STATE = "rollbackTargetState";
  52     public static final String RAINY_DAY_SERVICE_TYPE = "rainyDayServiceType";
  53     public static final String RAINY_DAY_VNF_TYPE = "rainyDayVnfType";
  54     public static final String RAINY_DAY_VNF_NAME = "rainyDayVnfName";
  55
  56     @Autowired
  57     private CatalogDbClient catalogDbClient;
  58     @Autowired
  59     private RequestsDbClient requestDbclient;
  60     private static final String ASTERISK = "*";
  61
  62     @Autowired
  63     private Environment environment;
  64     protected String retryDurationPath = "mso.rainyDay.retryDurationMultiplier";
  65     protected String defaultCode = "mso.rainyDay.defaultCode";
  66     protected String maxRetries = "mso.rainyDay.maxRetries";
  67
  68     public void setRetryTimer(DelegateExecution execution) {
  69         try {
  70             int retryDurationMult = Integer.parseInt(this.environment.getProperty(retryDurationPath));
  71             int retryCount = (int) execution.getVariable("retryCount");
  72             int retryTimeToWait = (int) Math.pow(retryDurationMult, retryCount) * 10;
  73             String RetryDuration = "PT" + retryTimeToWait + "S";
  74             execution.setVariable("RetryDuration", RetryDuration);
  75         } catch (Exception e) {
  76             logger.error("Exception occurred", e);
  77             throw new BpmnError("Unknown error incrementing retry counter");
  78         }
  79     }
  80
  81     public void queryRainyDayTable(DelegateExecution execution, boolean primaryPolicy) {
  82         try {
  83             ExecuteBuildingBlock ebb = (ExecuteBuildingBlock) execution.getVariable("buildingBlock");
  84             String bbName = ebb.getBuildingBlock().getBpmnFlowName();
  85             GeneralBuildingBlock gBBInput = (GeneralBuildingBlock) execution.getVariable("gBBInput");
  86             String requestId = (String) execution.getVariable("mso-request-id");
  87             Map<ResourceKey, String> lookupKeyMap = (Map<ResourceKey, String>) execution.getVariable("lookupKeyMap");
  88             String serviceType = ASTERISK;
  89             boolean aLaCarte = (boolean) execution.getVariable("aLaCarte");
  90             boolean suppressRollback = (boolean) execution.getVariable("suppressRollback");
  91             WorkflowException workflowException = (WorkflowException) execution.getVariable("WorkflowException");
  92             if (workflowException != null) {
  93                 execution.setVariable("WorkflowExceptionErrorMessage", workflowException.getErrorMessage());
  94             } else {
  95                 logger.debug("WorkflowException is null, unable to set WorkflowExceptionErrorMessage");
  96             }
  97             String handlingCode = "";
  98
  99             if (suppressRollback) {
 100                 handlingCode = "Abort";
 101             } else {
 102                 try {
 103                     if (gBBInput.getCustomer().getServiceSubscription() != null) {
 104                         serviceType = gBBInput.getCustomer().getServiceSubscription().getServiceInstances().get(0)
 105                                 .getModelInfoServiceInstance().getServiceType();
 106                     }
 107                     if (serviceType == null || serviceType.isEmpty()) {
 108                         serviceType = ASTERISK;
 109                     }
 110                 } catch (Exception ex) {
 111                     // keep default serviceType value
 112                     logger.error("Exception in serviceType retrieval", ex);
 113                 }
 114                 execution.setVariable(RAINY_DAY_SERVICE_TYPE, serviceType);
 115                 String vnfType = ASTERISK;
 116                 String vnfName = ASTERISK;
 117                 try {
 118                     if (gBBInput.getCustomer().getServiceSubscription() != null) {
 119                         for (GenericVnf vnf : gBBInput.getCustomer().getServiceSubscription().getServiceInstances()
 120                                 .get(0).getVnfs()) {
 121                             if (vnf.getVnfId().equalsIgnoreCase(lookupKeyMap.get(ResourceKey.GENERIC_VNF_ID))) {
 122                                 vnfType = vnf.getVnfType();
 123                                 vnfName = vnf.getVnfName();
 124                             }
 125                         }
 126                     } else {
 127                         for (GenericVnf vnf : gBBInput.getServiceInstance().getVnfs()) {
 128                             if (vnf.getVnfId().equalsIgnoreCase(lookupKeyMap.get(ResourceKey.GENERIC_VNF_ID))) {
 129                                 vnfType = vnf.getVnfType();
 130                                 vnfName = vnf.getVnfName();
 131                             }
 132                         }
 133                     }
 134                 } catch (Exception ex) {
 135                     // keep default vnfType value
 136                     logger.error("Exception in vnfType retrieval", ex);
 137                 }
 138                 execution.setVariable(RAINY_DAY_VNF_TYPE, vnfType);
 139                 execution.setVariable(RAINY_DAY_VNF_NAME, vnfName);
 140                 String errorCode = ASTERISK;
 141                 if (workflowException != null) {
 142                     errorCode = "" + workflowException.getErrorCode();
 143                 } else {
 144                     logger.debug("WorkflowException is null, unable to get error code");
 145                 }
 146
 147                 try {
 148                     errorCode = "" + (String) execution.getVariable("WorkflowExceptionCode");
 149                 } catch (Exception ex) {
 150                     // keep default errorCode value
 151                     logger.error("Exception in errorCode retrieval", ex);
 152                 }
 153
 154                 String workStep = ASTERISK;
 155                 try {
 156                     workStep = workflowException.getWorkStep();
 157                 } catch (Exception ex) {
 158                     // keep default workStep value
 159                     logger.error("Exception in workStep retrieval", ex);
 160                 }
 161
 162                 String errorMessage = ASTERISK;
 163                 try {
 164                     errorMessage = workflowException.getErrorMessage();
 165                 } catch (Exception ex) {
 166                     // keep default workStep value
 167                     logger.error("Exception in errorMessage retrieval", ex);
 168                 }
 169
 170                 String serviceRole = ASTERISK;
 171                 try {
 172                     if (gBBInput.getCustomer().getServiceSubscription() != null) {
 173                         serviceRole = gBBInput.getCustomer().getServiceSubscription().getServiceInstances().get(0)
 174                                 .getModelInfoServiceInstance().getServiceRole();
 175                     }
 176                     if (serviceRole == null || serviceRole.isEmpty()) {
 177                         serviceRole = ASTERISK;
 178                     }
 179                 } catch (Exception ex) {
 180                     // keep default serviceRole value
 181                 }
 182
 183                 RainyDayHandlerStatus rainyDayHandlerStatus;
 184                 rainyDayHandlerStatus = catalogDbClient.getRainyDayHandlerStatus(bbName, serviceType, vnfType,
 185                         errorCode, workStep, errorMessage, serviceRole);
 186
 187                 if (rainyDayHandlerStatus == null) {
 188                     handlingCode = "Abort";
 189                 } else {
 190                     if (primaryPolicy) {
 191                         handlingCode = rainyDayHandlerStatus.getPolicy();
 192                     } else {
 193                         handlingCode = rainyDayHandlerStatus.getSecondaryPolicy();
 194                     }
 195                 }
 196                 if (!primaryPolicy) {
 197                     try {
 198                         InfraActiveRequests request = requestDbclient.getInfraActiveRequestbyRequestId(requestId);
 199                         request.setRetryStatusMessage("Retries have been exhausted.");
 200                         requestDbclient.updateInfraActiveRequests(request);
 201                     } catch (Exception ex) {
 202                         logger.error("Failed to update Request Db Infra Active Requests with Retry Status", ex);
 203                     }
 204                 }
 205                 if ("RollbackToAssigned".equals(handlingCode) && !aLaCarte) {
 206                     handlingCode = "Rollback";
 207                 }
 208                 if (handlingCode.startsWith("Rollback")) {
 209                     String targetState = "";
 210                     if ("RollbackToAssigned".equalsIgnoreCase(handlingCode)) {
 211                         targetState = Status.ROLLED_BACK_TO_ASSIGNED.toString();
 212                     } else if ("RollbackToCreated".equalsIgnoreCase(handlingCode)) {
 213                         targetState = Status.ROLLED_BACK_TO_CREATED.toString();
 214                     } else {
 215                         targetState = Status.ROLLED_BACK.toString();
 216                     }
 217                     execution.setVariable(ROLLBACK_TARGET_STATE, targetState);
 218                     logger.debug("Rollback target state is: {}", targetState);
 219                 }
 220             }
 221             logger.debug("RainyDayHandler Status Code is: {}", handlingCode);
 222             execution.setVariable(HANDLING_CODE, handlingCode);
 223         } catch (Exception e) {
 224             String code = this.environment.getProperty(defaultCode);
 225             logger.error("Failed to determine RainyDayHandler Status. Seting handlingCode = {}", code, e);
 226             execution.setVariable(HANDLING_CODE, code);
 227         }
 228         try {
 229             int envMaxRetries = Integer.parseInt(this.environment.getProperty(maxRetries));
 230             execution.setVariable("maxRetries", envMaxRetries);
 231         } catch (Exception ex) {
 232             logger.error("Could not read maxRetries from config file. Setting max to 5 retries", ex);
 233             execution.setVariable("maxRetries", 5);
 234         }
 235     }
 236
 237     public void setHandlingStatusSuccess(DelegateExecution execution) {
 238         execution.setVariable(HANDLING_CODE, "Success");
 239     }
 240
 241     public void updateExtSystemErrorSource(DelegateExecution execution) {
 242         try {
 243             String requestId = (String) execution.getVariable("mso-request-id");
 244             WorkflowException exception = (WorkflowException) execution.getVariable("WorkflowException");
 245             ONAPComponentsList extSystemErrorSource = exception.getExtSystemErrorSource();
 246             InfraActiveRequests request = requestDbclient.getInfraActiveRequestbyRequestId(requestId);
 247             Boolean isRollbackFailure = (Boolean) execution.getVariable("isRollback");
 248             if (isRollbackFailure == null) {
 249                 isRollbackFailure = false;
 250             }
 251
 252             if (extSystemErrorSource != null) {
 253                 String extSystemErrorSourceString = extSystemErrorSource.toString();
 254                 if (isRollbackFailure) {
 255                     logger.debug("Updating extSystemErrorSource for isRollbackFailure to {} for request: {}",
 256                             extSystemErrorSourceString, requestId);
 257                     request.setRollbackExtSystemErrorSource(extSystemErrorSourceString);
 258                 } else {
 259                     logger.debug("Updating extSystemErrorSource to {} for request: {}", extSystemErrorSourceString,
 260                             requestId);
 261                     request.setExtSystemErrorSource(extSystemErrorSourceString);
 262                 }
 263             } else if (isRollbackFailure) {
 264                 logger.debug(
 265                         "rollbackExtSystemErrorSource is null for isRollbackFailure. Setting rollbackExtSystemErrorSource to UNKNOWN");
 266                 request.setRollbackExtSystemErrorSource(Components.UNKNOWN.toString());
 267             } else {
 268                 logger.debug("extSystemErrorSource is null. Setting extSystemErrorSource to UNKNOWN");
 269                 request.setExtSystemErrorSource(Components.UNKNOWN.toString());
 270             }
 271
 272             request.setLastModifiedBy("CamundaBPMN");
 273             requestDbclient.updateInfraActiveRequests(request);
 274         } catch (Exception e) {
 275             logger.error("Failed to update Request db with extSystemErrorSource or rollbackExtSystemErrorSource: ", e);
 276         }
 277     }
 278
 279 }