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

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * SdncActorServiceProvider
   4  * ================================================================================
   5  * Copyright (C) 2018-2019 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.policy.controlloop.actor.sdnc;
  22
  23 import com.google.common.collect.ImmutableList;
  24 import com.google.common.collect.ImmutableMap;
  25
  26 import java.util.Collections;
  27 import java.util.List;
  28 import java.util.UUID;
  29
  30 import org.onap.policy.aai.AaiGetVnfResponse;
  31 import org.onap.policy.controlloop.ControlLoopOperation;
  32 import org.onap.policy.controlloop.VirtualControlLoopEvent;
  33 import org.onap.policy.controlloop.actorserviceprovider.spi.Actor;
  34 import org.onap.policy.controlloop.policy.Policy;
  35 import org.onap.policy.sdnc.SdncHealNetworkInfo;
  36 import org.onap.policy.sdnc.SdncHealRequest;
  37 import org.onap.policy.sdnc.SdncHealRequestHeaderInfo;
  38 import org.onap.policy.sdnc.SdncHealRequestInfo;
  39 import org.onap.policy.sdnc.SdncHealServiceInfo;
  40 import org.onap.policy.sdnc.SdncHealVfModuleParameter;
  41 import org.onap.policy.sdnc.SdncHealVfModuleParametersInfo;
  42 import org.onap.policy.sdnc.SdncHealVfModuleRequestInput;
  43 import org.onap.policy.sdnc.SdncHealVnfInfo;
  44
  45 import org.onap.policy.sdnc.SdncRequest;
  46
  47 import org.slf4j.Logger;
  48 import org.slf4j.LoggerFactory;
  49
  50
  51 public class SdncActorServiceProvider implements Actor {
  52     private static final Logger logger = LoggerFactory.getLogger(SdncActorServiceProvider.class);
  53
  54     // Strings for Sdnc Actor
  55     private static final String SDNC_ACTOR = "SDNC";
  56
  57     // Strings for targets
  58     private static final String TARGET_VM = "VM";
  59
  60     // Strings for recipes
  61     private static final String RECIPE_REROUTE = "Reroute";
  62
  63     // Strings for recipes
  64     private static final String RECIPE_BW_ON_DEMAND = "BandwidthOnDemand";
  65
  66     private static final ImmutableList<String> recipes = ImmutableList.of(RECIPE_REROUTE);
  67     private static final ImmutableMap<String, List<String>> targets =
  68             new ImmutableMap.Builder<String, List<String>>().put(RECIPE_REROUTE, ImmutableList.of(TARGET_VM)).build();
  69
  70     @Override
  71     public String actor() {
  72         return SDNC_ACTOR;
  73     }
  74
  75     @Override
  76     public List<String> recipes() {
  77         return ImmutableList.copyOf(recipes);
  78     }
  79
  80     @Override
  81     public List<String> recipeTargets(String recipe) {
  82         return ImmutableList.copyOf(targets.getOrDefault(recipe, Collections.emptyList()));
  83     }
  84
  85     @Override
  86     public List<String> recipePayloads(String recipe) {
  87         return Collections.emptyList();
  88     }
  89
  90     /**
  91      * Construct a request.
  92      *
  93      * @param onset the onset event
  94      * @param operation the control loop operation
  95      * @param policy the policy
  96      * @return the constructed request
  97      */
  98     public SdncRequest constructRequest(VirtualControlLoopEvent onset, ControlLoopOperation operation,
  99             Policy policy) {
 100         switch (policy.getRecipe()) {
 101             case RECIPE_REROUTE:
 102                 return constructReOptimizeRequest(onset);
 103             case RECIPE_BW_ON_DEMAND:
 104                 logger.info("Construct request for receipe {}" , RECIPE_BW_ON_DEMAND);
 105                 return constructBwOnDemandRequest(onset);
 106             default:
 107                 logger.info("Unsupported recipe {} " + policy.getRecipe());
 108                 return null;
 109         }
 110     }
 111
 112     private SdncRequest constructBwOnDemandRequest(VirtualControlLoopEvent onset) {
 113         // Construct an Sdnc request
 114         String serviceInstance = onset.getAai().get("service-instance.service-instance-id");
 115         if (serviceInstance == null || serviceInstance.isEmpty()) {
 116             // This indicates that AAI Enrichment needs to be done by event producer.
 117             return null;
 118         }
 119         SdncHealVfModuleParameter bandwidth = new SdncHealVfModuleParameter();
 120         bandwidth.setName("bandwidth");
 121         bandwidth.setValue(onset.getAai().get("bandwidth"));
 122
 123         SdncHealVfModuleParameter timeStamp = new SdncHealVfModuleParameter();
 124         timeStamp.setName("bandwidth-change-time");
 125         timeStamp.setValue(onset.getAai().get("bandwidth-change-time"));
 126
 127         SdncHealVfModuleParametersInfo vfParametersInfo = new SdncHealVfModuleParametersInfo();
 128         vfParametersInfo.addParameters(bandwidth);
 129         vfParametersInfo.addParameters(timeStamp);
 130
 131         SdncHealVfModuleRequestInput vfRequestInfo = new SdncHealVfModuleRequestInput();
 132         vfRequestInfo.setVfModuleParametersInfo(vfParametersInfo);
 133
 134         SdncHealServiceInfo serviceInfo = new SdncHealServiceInfo();
 135         serviceInfo.setServiceInstanceId(serviceInstance);
 136
 137         SdncHealRequestInfo requestInfo = new SdncHealRequestInfo();
 138         requestInfo.setRequestAction("SdwanBWPolicyChange");
 139
 140         SdncHealRequestHeaderInfo headerInfo = new SdncHealRequestHeaderInfo();
 141         headerInfo.setSvcAction("update");
 142         headerInfo.setSvcRequestId(UUID.randomUUID().toString());
 143
 144         SdncRequest request = new SdncRequest();
 145         request.setNsInstanceId(serviceInstance);
 146         request.setRequestId(onset.getRequestId());
 147         request.setUrl("/GENERIC-RESOURCE-API:vnf-topology-operation");
 148
 149         SdncHealVnfInfo vnfInfo = new SdncHealVnfInfo();
 150         vnfInfo.setVnfId(onset.getAai().get("vnfId"));
 151
 152         SdncHealRequest healRequest = new SdncHealRequest();
 153         healRequest.setVnfInfo(vnfInfo);
 154         healRequest.setRequestHeaderInfo(headerInfo);
 155         healRequest.setVfModuleRequestInput(vfRequestInfo);
 156         healRequest.setRequestInfo(requestInfo);
 157         healRequest.setServiceInfo(serviceInfo);
 158         request.setHealRequest(healRequest);
 159         return request;
 160     }
 161
 162     private SdncRequest constructReOptimizeRequest(VirtualControlLoopEvent onset) {
 163         // Construct an Sdnc request
 164         String serviceInstance = onset.getAai().get("service-instance.service-instance-id");
 165         if (serviceInstance == null || serviceInstance.isEmpty()) {
 166             // This indicates that AAI Enrichment needs to be done by event producer.
 167             return null;
 168         }
 169         SdncHealServiceInfo serviceInfo = new SdncHealServiceInfo();
 170         serviceInfo.setServiceInstanceId(serviceInstance);
 171
 172         String networkId = onset.getAai().get("network-information.network-id");
 173         if (networkId == null || networkId.isEmpty()) {
 174             // This indicates that AAI Enrichment needs to be done by event producer.
 175             return null;
 176         }
 177         SdncHealNetworkInfo networkInfo = new SdncHealNetworkInfo();
 178         networkInfo.setNetworkId(networkId);
 179
 180         SdncHealRequestInfo requestInfo = new SdncHealRequestInfo();
 181         requestInfo.setRequestAction("ReoptimizeSOTNInstance");
 182
 183         SdncHealRequestHeaderInfo headerInfo = new SdncHealRequestHeaderInfo();
 184         headerInfo.setSvcAction("reoptimize");
 185         headerInfo.setSvcRequestId(UUID.randomUUID().toString());
 186
 187         SdncRequest request = new SdncRequest();
 188         request.setNsInstanceId(serviceInstance);
 189         request.setRequestId(onset.getRequestId());
 190         request.setUrl("/GENERIC-RESOURCE-API:network-topology-operation");
 191
 192         SdncHealRequest healRequest = new SdncHealRequest();
 193         healRequest.setRequestHeaderInfo(headerInfo);
 194         healRequest.setNetworkInfo(networkInfo);
 195         healRequest.setRequestInfo(requestInfo);
 196         healRequest.setServiceInfo(serviceInfo);
 197         request.setHealRequest(healRequest);
 198         return request;
 199     }
 200 }