appc-dispatcher/appc-command-executor/appc-command-executor-core/src/main/java/org/openecomp/appc/executor/impl/LCMCommandTask.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * openECOMP : APP-C
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights
   6  *                                              reserved.
   7  * ================================================================================
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  *      http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  * ============LICENSE_END=========================================================
  20  */
  21
  22 package org.openecomp.appc.executor.impl;
  23
  24
  25 import org.apache.commons.lang3.StringUtils;
  26 import org.openecomp.appc.domainmodel.lcm.CommonHeader;
  27 import org.openecomp.appc.domainmodel.lcm.RuntimeContext;
  28 import org.openecomp.appc.domainmodel.lcm.Status;
  29 import org.openecomp.appc.domainmodel.lcm.VNFOperation;
  30 import org.openecomp.appc.executor.UnstableVNFException;
  31 import org.openecomp.appc.executor.objects.CommandResponse;
  32 import org.openecomp.appc.executor.objects.LCMCommandStatus;
  33 import org.openecomp.appc.executor.objects.Params;
  34 import org.openecomp.appc.executor.objects.UniqueRequestIdentifier;
  35 import org.openecomp.appc.lifecyclemanager.LifecycleManager;
  36 import org.openecomp.appc.lifecyclemanager.objects.LifecycleException;
  37 import org.openecomp.appc.lifecyclemanager.objects.NoTransitionDefinedException;
  38 import org.openecomp.appc.lifecyclemanager.objects.VNFOperationOutcome;
  39 import org.openecomp.appc.requesthandler.RequestHandler;
  40 import org.openecomp.appc.workflow.WorkFlowManager;
  41 import org.openecomp.appc.workflow.objects.WorkflowResponse;
  42 import com.att.eelf.configuration.EELFLogger;
  43 import com.att.eelf.configuration.EELFManager;
  44 import org.openecomp.sdnc.sli.SvcLogicContext;
  45 import org.openecomp.sdnc.sli.SvcLogicException;
  46 import org.openecomp.sdnc.sli.SvcLogicResource;
  47 import org.openecomp.sdnc.sli.aai.AAIService;
  48 import org.osgi.framework.BundleContext;
  49 import org.osgi.framework.FrameworkUtil;
  50 import org.osgi.framework.ServiceReference;
  51
  52 import java.util.HashMap;
  53 import java.util.Map;
  54
  55
  56 public class LCMCommandTask extends CommandTask {
  57
  58         private AAIService aaiService;
  59         private LifecycleManager lifecyclemanager;
  60
  61         private static final EELFLogger logger = EELFManager.getInstance().getLogger(LCMCommandTask.class);
  62
  63         public LCMCommandTask(RequestHandler requestHandler, WorkFlowManager workflowManager,
  64                                                   LifecycleManager lifecyclemanager){
  65                 setRequestHandler(requestHandler);
  66                 setWorkflowManager(workflowManager);
  67                 setLifecyclemanager(lifecyclemanager);
  68                 getAAIservice();
  69         }
  70
  71         public void setLifecyclemanager(LifecycleManager lifecyclemanager) {
  72                 this.lifecyclemanager = lifecyclemanager;
  73         }
  74
  75
  76         private void getAAIservice() {
  77                 BundleContext bctx = FrameworkUtil.getBundle(AAIService.class).getBundleContext();
  78                 // Get AAIadapter reference
  79                 ServiceReference sref = bctx.getServiceReference(AAIService.class.getName());
  80                 if (sref != null) {
  81                         logger.info("AAIService from bundlecontext");
  82                         aaiService = (AAIService) bctx.getService(sref);
  83
  84                 } else {
  85                         logger.info("AAIService error from bundlecontext");
  86                         logger.warn("Cannot find service reference for org.openecomp.sdnc.sli.aai.AAIService");
  87
  88                 }
  89         }
  90
  91
  92         @Override
  93         public void onRequestCompletion(RuntimeContext request, CommandResponse response) {
  94
  95                 boolean isAAIUpdated = false;
  96                 try {
  97
  98                         final int statusCode = request.getResponseContext().getStatus().getCode();
  99
 100                         if (logger.isDebugEnabled()) {
 101                                 logger.debug("Workflow Execution Status = "+ statusCode);
 102                         }
 103
 104                         boolean isSuccess = statusCode == 100 || statusCode == 400;
 105
 106                         if (isSuccess && VNFOperation.Terminate ==  request.getRequestContext().getAction()) {
 107                                 SvcLogicContext ctx = new SvcLogicContext();
 108                                 ctx = getVnfdata(request.getVnfContext().getId(), "vnf", ctx);
 109                                 isAAIUpdated = aaiService.deleteGenericVnfData(request.getVnfContext().getId(), ctx.getAttribute("vnf.resource-version"));
 110                         }
 111                         else{
 112                                 isAAIUpdated = updateAAI(request.getVnfContext().getId() , false, isSuccess);
 113                         }
 114                         logger.debug("isAAIUpdated = " + isAAIUpdated);
 115                 }
 116                 catch(Exception e1) {
 117                         logger.error("Exception = " + e1);
 118                         throw new RuntimeException(e1);
 119                 }
 120                 finally {
 121                         super.onRequestCompletion(request, response , isAAIUpdated);
 122                 }
 123         }
 124
 125         @Override
 126         public void run() {
 127                 RuntimeContext request = getCommandRequest();
 128                 boolean isAAIUpdated;
 129                 final String vnfId = request.getVnfContext().getId();
 130                 final String vnfType = request.getVnfContext().getType();
 131                 try {
 132                         final CommonHeader commonHeader = request.getRequestContext().getCommonHeader();
 133                         final boolean forceFlag = commonHeader.getFlags().isForce();
 134                         UniqueRequestIdentifier requestIdentifier = new UniqueRequestIdentifier(commonHeader.getOriginatorId(),
 135                                         commonHeader.getRequestId(), commonHeader.getSubRequestId());
 136                         String requestIdentifierString = requestIdentifier.toIdentifierString();
 137                         requestHandler.onRequestExecutionStart(vnfId,false, requestIdentifierString, forceFlag);
 138
 139                         final String currentStatus = request.getVnfContext().getStatus();
 140                         final VNFOperation action = request.getRequestContext().getAction();
 141
 142                         final String nextState = lifecyclemanager.getNextState(vnfType, currentStatus, action.name());
 143
 144                         SvcLogicContext ctx = new SvcLogicContext();
 145                         ctx=getVnfdata(vnfId, "onRequestExecutionStart", ctx);
 146                         isAAIUpdated= postVnfdata(vnfId, nextState,"onRequestExecutionStart",ctx);
 147                 } catch (NoTransitionDefinedException e) {
 148                         logger.error("Error getting Next State for AAI Update:  " + e.getMessage(), e);
 149                         Params params = new Params().addParam("actionName",e.event).addParam("currentState",e.currentState);
 150                         request.getResponseContext().setStatus(LCMCommandStatus.NO_TRANSITION_DEFINE_FAILURE.toStatus(params));
 151                         isAAIUpdated = false;
 152                 } catch (UnstableVNFException e) {
 153                         logger.error(e.getMessage(), e);
 154                         Params params = new Params().addParam("vnfId",vnfId);
 155                         request.getResponseContext().setStatus(LCMCommandStatus.UNSTABLE_VNF_FAILURE.toStatus(params));
 156                         isAAIUpdated = false;
 157                 }catch (Exception e) {
 158                         logger.error("Error before Request Execution starts.", e);
 159                         String errorMsg = StringUtils.isEmpty(e.getMessage()) ? e.toString() : e.getMessage();
 160                         Params params = new Params().addParam("errorMsg",errorMsg);
 161                         request.getResponseContext().setStatus(LCMCommandStatus.UNEXPECTED_FAILURE.toStatus(params));
 162                         isAAIUpdated =  false;
 163                 }
 164
 165                 if (isAAIUpdated){
 166                         super.execute();
 167                 }else{
 168                         String errorMsg = "Error updating A& AI before Workflow execution";
 169                         logger.error(errorMsg);
 170                         WorkflowResponse response = new WorkflowResponse();
 171                         response.setResponseContext(request.getResponseContext());
 172                         CommandResponse commandResponse = super.buildCommandResponse(request, response);
 173                         this.onRequestCompletion(request,commandResponse);
 174                 }
 175         }
 176
 177
 178
 179         private boolean updateAAI(String vnf_id , boolean isTTLEnd , boolean executionStatus)
 180         {
 181                 String orchestrationStatus = null;
 182                 String nextState;
 183                 boolean callbackResponse;
 184                 VNFOperationOutcome outcome;
 185                 SvcLogicContext ctx = new SvcLogicContext();
 186                 try {
 187                         ctx=getVnfdata(vnf_id, "onRequestExecutionEnd",ctx);
 188                         orchestrationStatus=ctx.getAttribute("onRequestExecutionEnd.orchestration-status");
 189
 190                         if(isTTLEnd){
 191                                 outcome = VNFOperationOutcome.FAILURE;
 192                         }
 193                         else if(executionStatus){
 194                                 outcome = VNFOperationOutcome.SUCCESS;
 195                         }
 196                         else{
 197                                 outcome = VNFOperationOutcome.FAILURE;
 198                         }
 199                         nextState = lifecyclemanager.getNextState(null,orchestrationStatus, outcome.toString()) ;
 200                         callbackResponse= postVnfdata(vnf_id, nextState,"onRequestExecutionEnd",ctx);
 201                         logger.debug("AAI posting  status: " + callbackResponse);
 202
 203                 } catch (NoTransitionDefinedException e) {
 204                         logger.debug("Transition not defined for State = " + orchestrationStatus);
 205                         callbackResponse =false;
 206                 } catch (LifecycleException e) {
 207                         logger.debug("State or command not registered with State Machine. State = " + orchestrationStatus);
 208                         callbackResponse =false;
 209                 }
 210                 return callbackResponse;
 211         }
 212
 213
 214         private SvcLogicContext getVnfdata(String vnf_id, String prefix,SvcLogicContext ctx) {
 215                 String key="vnf-id = '"+ vnf_id+"'";
 216                 logger.debug("inside getVnfdata=== "+key);
 217                 try {
 218                         SvcLogicResource.QueryStatus response = aaiService.query("generic-vnf", false, null, key,prefix, null, ctx);
 219                         if(SvcLogicResource.QueryStatus.NOT_FOUND.equals(response)){
 220                                 logger.warn("VNF " + vnf_id + " not found while updating A&AI");
 221                                 throw new RuntimeException("VNF not found for vnf_id = "+ vnf_id);
 222                         }
 223                         else if(SvcLogicResource.QueryStatus.FAILURE.equals(response)){
 224                                 throw new RuntimeException("Error Querying AAI with vnfID = " +vnf_id);
 225                         }
 226                         logger.info("AAIResponse: " + response.toString());
 227                 } catch (SvcLogicException e) {
 228                         logger.error("Error in getVnfdata "+ e);
 229                         throw new RuntimeException(e);
 230                 }
 231                 return ctx;
 232         }
 233
 234         private boolean postVnfdata(String vnf_id, String status,String prefix,SvcLogicContext ctx) {
 235                 String key="vnf-id = '"+ vnf_id+"'";
 236                 logger.debug("inside postVnfdata=== "+key);
 237                 Map<String, String> data = new HashMap<>();
 238                 data.put("orchestration-status", status);
 239                 try {
 240                         SvcLogicResource.QueryStatus response = aaiService.update("generic-vnf", key, data, prefix,  ctx);
 241                         if(SvcLogicResource.QueryStatus.NOT_FOUND.equals(response)){
 242                                 logger.warn("VNF " + vnf_id + " not found while updating A&AI");
 243                                 return false;
 244                         }
 245                         logger.info("AAIResponse: " + response.toString());
 246                         if(response.toString().equals("SUCCESS"))
 247                         {
 248                                 return true;
 249                         }
 250                 } catch (SvcLogicException e) {
 251                         logger.error("Error in postVnfdata "+ e);
 252                         throw new RuntimeException(e);
 253                 }
 254                 return false;
 255         }
 256
 257 }