appc-sequence-generator/appc-sequence-generator-bundle/src/main/java/org/onap/appc/seqgen/impl/RestartSequenceGenerator.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP : APPC
   4  * ================================================================================
   5  * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Copyright (C) 2017 Amdocs
   8  * ================================================================================
   9  * Modifications Copyright (C) 2019 Ericsson
  10  * =============================================================================
  11  * Licensed under the Apache License, Version 2.0 (the "License");
  12  * you may not use this file except in compliance with the License.
  13  * You may obtain a copy of the License at
  14  *
  15  *      http://www.apache.org/licenses/LICENSE-2.0
  16  *
  17  * Unless required by applicable law or agreed to in writing, software
  18  * distributed under the License is distributed on an "AS IS" BASIS,
  19  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  20  * See the License for the specific language governing permissions and
  21  * limitations under the License.
  22  *
  23  * ============LICENSE_END=========================================================
  24  */
  25
  26 package org.onap.appc.seqgen.impl;
  27
  28 import com.att.eelf.configuration.EELFLogger;
  29 import com.att.eelf.configuration.EELFManager;
  30 import org.onap.appc.domainmodel.Vserver;
  31 import org.onap.appc.seqgen.SequenceGenerator;
  32 import org.onap.appc.seqgen.objects.ActionIdentifier;
  33 import org.onap.appc.seqgen.objects.Constants;
  34 import org.onap.appc.seqgen.objects.Constants.Action;
  35 import org.onap.appc.seqgen.objects.Response;
  36 import org.onap.appc.seqgen.objects.SequenceGeneratorInput;
  37 import org.onap.appc.seqgen.objects.Transaction;
  38
  39 import java.util.HashMap;
  40 import java.util.LinkedList;
  41 import java.util.List;
  42 import java.util.Map;
  43
  44 public class RestartSequenceGenerator implements SequenceGenerator{
  45     private static final EELFLogger logger = EELFManager.getInstance().getLogger(RestartSequenceGenerator.class);
  46
  47     @Override
  48     public List<Transaction> generateSequence(SequenceGeneratorInput input) throws Exception {
  49             logger.info("Generating sequence without dependency model");
  50             return generateSequenceWithOutDependency(input);
  51     }
  52
  53     private List<Transaction> generateSequenceWithOutDependency(SequenceGeneratorInput input) throws Exception{
  54         String payload = null;
  55         List<Transaction> transactionList = new LinkedList<>();
  56         Integer transactionId = 1;
  57         List<Vserver> vservers = input.getInventoryModel().getVnf().getVservers();
  58         List<Integer> transactionIds = new LinkedList<>();
  59         PayloadGenerator payloadGenerator = new PayloadGenerator();
  60             for (Vserver vm : vservers) {
  61                 // check vm-Restart-capabilities for this vm's vnfc-function-code (before incrementing transactionId)
  62                 String vmVnfcFunctionCode = vm.getVnfc().getVnfcFunctionCode();
  63                 if (!vmSupportsRestart(input, vmVnfcFunctionCode)) {
  64                     continue;
  65                 }
  66                 Transaction transactionStop = new Transaction();
  67                 transactionStop.setTransactionId(transactionId);
  68                 transactionIds.add(transactionId++);
  69                 transactionStop.setAction(Constants.Action.STOP.getActionType());
  70                 transactionStop.setActionLevel(Constants.ActionLevel.VM.getAction());
  71                 ActionIdentifier actionIdentifier = new ActionIdentifier();
  72                 actionIdentifier.setvServerId(vm.getId());
  73                 transactionStop.setActionIdentifier(actionIdentifier);
  74                 String vmId = vm.getId();
  75                 String url = vm.getUrl();
  76                 payload = payloadGenerator.getPayload(input, vmId, url);
  77                 transactionStop.setPayload(payload);
  78                 if (vservers.size()>1) {
  79                     Response failureResponse = new Response();
  80                     failureResponse.setResponseMessage(Constants.ResponseMessage.FAILURE.getResponse());
  81                     Map<String,String> failureAction = new HashMap<>();
  82                     //if(!checkLastVM(vservers,vm.getId()))
  83                     //{
  84                         failureAction.put(Constants.ResponseAction.STOP.getAction(), String.valueOf(transactionId+1));
  85                         failureResponse.setResponseAction(failureAction);
  86                         transactionStop.addResponse(failureResponse);
  87                     //}
  88                 }
  89                 transactionList.add(transactionStop);
  90                 Transaction transactionStart = new Transaction();
  91                 transactionStart.setTransactionId(transactionId);
  92                 transactionIds.add(transactionId++);
  93                 transactionStart.setAction(Constants.Action.START.getActionType());
  94                 transactionStart.setActionLevel(Constants.ActionLevel.VM.getAction());
  95                 ActionIdentifier actionIdentifierStart = new ActionIdentifier();
  96                 actionIdentifierStart.setvServerId(vm.getId());
  97                 transactionStart.setActionIdentifier(actionIdentifierStart);
  98                 payload = payloadGenerator.getPayload(input, vmId, url);
  99                 transactionStart.setPayload(payload);
 100                 if (vservers.size()>1) {
 101                     Response failureResponse = new Response();
 102                     failureResponse.setResponseMessage(Constants.ResponseMessage.FAILURE.getResponse());
 103                     Map<String,String> failureAction = new HashMap<>();
 104                     //if(!checkLastVM(vservers,vm.getId()))
 105                     //{
 106                     //failureAction.put(Constants.ResponseAction.JUMP.getAction(),transactionId.toString());
 107                         failureAction.put(Constants.ResponseAction.STOP.getAction(),transactionId.toString());
 108                         failureResponse.setResponseAction(failureAction);
 109                         transactionStart.addResponse(failureResponse);
 110                     //}
 111                 }
 112                 transactionList.add(transactionStart);
 113             }
 114         return transactionList;
 115     }
 116
 117     private boolean vmSupportsRestart(SequenceGeneratorInput input, String vnfcFunctionCode) {
 118         boolean vmSupported = true;
 119         if (input.getCapability() == null) {
 120             logger.info("vmSupportsRestart: " + "Capabilities model is null, returning vmSupported=" + vmSupported);
 121             return vmSupported;
 122         }
 123         Map<String, List<String>> vmCapabilities = input.getCapability().getVmCapabilities();
 124         logger.info("vmSupportsRestart: vnfcFunctionCode=" + vnfcFunctionCode + ", vmCapabilities=" + vmCapabilities);
 125         if (vmCapabilities != null) {
 126             if (!vmCapabilities.isEmpty()) {
 127                 vmSupported = false;
 128                 if (vmCapabilities.get(Action.RESTART.getActionType()) != null) {
 129                     if (vnfcFunctionCode != null && !vnfcFunctionCode.isEmpty()) {
 130                         for (String enabledFuncCode : vmCapabilities.get(Action.RESTART.getActionType()) ) {
 131                             if (enabledFuncCode.equalsIgnoreCase(vnfcFunctionCode)) {
 132                                 vmSupported = true;
 133                                 logger.info("vmSupportsRestart: vnfcFunctionCode=" + vnfcFunctionCode + " found in vmCapabilties");
 134                                 break;
 135                             }
 136                         }
 137                     } else {
 138                         logger.info("vmSupportsRestart: " + "Inventory vnfcFunctionCode is null or empty");
 139                     }
 140                 } else {
 141                     logger.info("vmSupportsRestart: " + "Given action in vm entry in Capabilities model is null");
 142                 }
 143             } else {
 144                 logger.info("vmSupportsRestart: " + "Vm entry in Capabilities model is empty");
 145             }
 146         } else {
 147             logger.info("vmSupportsRestart: " + "Vm entry in Capabilities model is null");
 148         }
 149
 150         logger.info("vmSupportsRestart: " + "returning vmSupported=" + vmSupported);
 151         return vmSupported;
 152     }
 153
 154     private boolean checkLastVM(List<Vserver> vservers, String vmId){
 155         Vserver vm= vservers.get(vservers.size()-1);
 156         return vm.getId().equals(vmId);
 157     }
 158 }