models-interactions/model-actors/actor.sdnc/src/main/java/org/onap/policy/controlloop/actor/sdnc/SdncActorServiceProvider.java

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