gerrit.onap Code Review - policy/drools-applications.git/blob

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * Copyright (C) 2017 Intel Corp. All rights reserved.
   4  * ================================================================================
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *      http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  * ============LICENSE_END=========================================================
  17  */
  18
  19 package org.onap.policy.controlloop.actor.vfc;
  20
  21 import java.util.Collections;
  22 import java.util.List;
  23 import java.util.UUID;
  24 import org.onap.policy.controlloop.VirtualControlLoopEvent;
  25 import org.onap.policy.vfc.VFCRequest;
  26 import org.onap.policy.vfc.VFCHealRequest;
  27 import org.onap.policy.vfc.VFCHealAdditionalParams;
  28 import org.onap.policy.vfc.VFCHealActionVmInfo;
  29 import org.onap.policy.controlloop.ControlLoopOperation;
  30 import org.onap.policy.controlloop.policy.Policy;
  31 import org.onap.policy.drools.system.PolicyEngine;
  32 import org.onap.policy.rest.RESTManager;
  33 import org.onap.policy.controlloop.actorserviceprovider.spi.Actor;
  34
  35 import com.google.common.collect.ImmutableList;
  36 import com.google.common.collect.ImmutableMap;
  37 import org.onap.policy.aai.AAIManager;
  38 import org.onap.policy.aai.AAIGETVnfResponse;
  39 import org.slf4j.Logger;
  40 import org.slf4j.LoggerFactory;
  41
  42 public class VFCActorServiceProvider implements Actor {
  43         private static final Logger logger = LoggerFactory.getLogger(VFCActorServiceProvider.class);
  44
  45         // Strings for VFC Actor
  46         private static final String VFC_ACTOR  = "VFC";
  47
  48         // Strings for targets
  49         private static final String TARGET_VM  = "VM";
  50
  51         // Strings for recipes
  52         private static final String RECIPE_RESTART = "Restart";
  53
  54         private static final ImmutableList<String> recipes = ImmutableList.of(RECIPE_RESTART);
  55         private static final ImmutableMap<String, List<String>> targets = new ImmutableMap.Builder<String, List<String>>()
  56                         .put(RECIPE_RESTART, ImmutableList.of(TARGET_VM)).build();
  57
  58         @Override
  59         public String actor() {
  60                 return VFC_ACTOR;
  61         }
  62
  63         @Override
  64         public List<String> recipes() {
  65                 return ImmutableList.copyOf(recipes);
  66         }
  67
  68         @Override
  69         public List<String> recipeTargets(String recipe) {
  70                 return ImmutableList.copyOf(targets.getOrDefault(recipe, Collections.emptyList()));
  71         }
  72
  73         @Override
  74         public List<String> recipePayloads(String recipe) {
  75                 return Collections.emptyList();
  76         }
  77
  78         public static VFCRequest constructRequest(VirtualControlLoopEvent onset, ControlLoopOperation operation,
  79                         Policy policy, AAIGETVnfResponse vnfResponse) {
  80
  81                 // Construct an VFC request
  82                 VFCRequest request = new VFCRequest();
  83                 String serviceInstance = onset.getAAI().get("service-instance.service-instance-id");
  84                 if (serviceInstance == null || "".equals(serviceInstance))
  85                 {
  86                         AAIGETVnfResponse tempVnfResp = vnfResponse;
  87                         if(tempVnfResp == null) //if the response is null, we haven't queried
  88                         {
  89                                 tempVnfResp = getAAIServiceInstance(onset); //This does the AAI query since we haven't already
  90                                 if (tempVnfResp == null)
  91                                         return null;
  92                         }
  93                         serviceInstance = tempVnfResp.getServiceId();
  94                 }
  95                 request.setNSInstanceId(serviceInstance);
  96                 request.setRequestId(onset.getRequestID());
  97                 request.setHealRequest(new VFCHealRequest());
  98                 request.getHealRequest().setVnfInstanceId(onset.getAAI().get("generic-vnf.vnf-id"));
  99                 request.getHealRequest().setCause(operation.getMessage());
 100                 request.getHealRequest().setAdditionalParams(new VFCHealAdditionalParams());
 101
 102                 if (policy.getRecipe().toLowerCase().equalsIgnoreCase(RECIPE_RESTART)) {
 103                         request.getHealRequest().getAdditionalParams().setAction("restartvm");
 104                         request.getHealRequest().getAdditionalParams().setActionInfo(new VFCHealActionVmInfo());
 105                         request.getHealRequest().getAdditionalParams().getActionInfo().setVmid(onset.getAAI().get("vserver.vserver-id"));
 106                         request.getHealRequest().getAdditionalParams().getActionInfo().setVmname(onset.getAAI().get("vserver.vserver-name"));
 107                 }
 108                 else {
 109                         return null;
 110                 }
 111                 return request;
 112         }
 113
 114         private static AAIGETVnfResponse getAAIServiceInstance(VirtualControlLoopEvent event) {
 115                 AAIGETVnfResponse response = null;
 116                 UUID requestID = event.getRequestID();
 117                 String vnfName = event.getAAI().get("generic-vnf.vnf-name");
 118                 String vnfID = event.getAAI().get("generic-vnf.vnf-id");
 119                 String aaiUrl = PolicyEngine.manager.getEnvironmentProperty("aai.url");
 120                 String aaiUsername = PolicyEngine.manager.getEnvironmentProperty("aai.username");
 121                 String aaiPassword = PolicyEngine.manager.getEnvironmentProperty("aai.password");
 122                 try {
 123                         if (vnfName != null) {
 124                                 String url = aaiUrl + "/aai/v11/network/generic-vnfs/generic-vnf?vnf-name=";
 125                                 response = new AAIManager(new RESTManager()).getQueryByVnfName(url, aaiUsername, aaiPassword, requestID, vnfName);
 126                         } else if (vnfID != null) {
 127                                 String url = aaiUrl + "/aai/v11/network/generic-vnfs/generic-vnf/";
 128                                 response = new AAIManager(new RESTManager()).getQueryByVnfID(url, aaiUsername, aaiPassword, requestID, vnfID);
 129                         } else {
 130                                 logger.error("getAAIServiceInstance failed");
 131                         }
 132                 } catch (Exception e) {
 133                         logger.error("getAAIServiceInstance exception: ", e);
 134                 }
 135                 return response;
 136         }
 137 }