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
  28 import java.util.Collections;
  29 import java.util.List;
  30 import java.util.UUID;
  31
  32 import org.onap.policy.aai.AaiGetVnfResponse;
  33 import org.onap.policy.controlloop.ControlLoopOperation;
  34 import org.onap.policy.controlloop.VirtualControlLoopEvent;
  35 import org.onap.policy.controlloop.actorserviceprovider.spi.Actor;
  36 import org.onap.policy.controlloop.policy.Policy;
  37 import org.onap.policy.sdnc.SdncHealNetworkInfo;
  38 import org.onap.policy.sdnc.SdncHealRequest;
  39 import org.onap.policy.sdnc.SdncHealRequestHeaderInfo;
  40 import org.onap.policy.sdnc.SdncHealRequestInfo;
  41 import org.onap.policy.sdnc.SdncHealServiceInfo;
  42 import org.onap.policy.sdnc.SdncHealVfModuleParameter;
  43 import org.onap.policy.sdnc.SdncHealVfModuleParametersInfo;
  44 import org.onap.policy.sdnc.SdncHealVfModuleRequestInput;
  45 import org.onap.policy.sdnc.SdncHealVnfInfo;
  46
  47 import org.onap.policy.sdnc.SdncRequest;
  48
  49 import org.slf4j.Logger;
  50 import org.slf4j.LoggerFactory;
  51
  52
  53 public class SdncActorServiceProvider implements Actor {
  54     private static final Logger logger = LoggerFactory.getLogger(SdncActorServiceProvider.class);
  55
  56     // Strings for Sdnc Actor
  57     private static final String SDNC_ACTOR = "SDNC";
  58
  59     // Strings for targets
  60     private static final String TARGET_VM = "VM";
  61
  62     // Strings for recipes
  63     private static final String RECIPE_REROUTE = "Reroute";
  64
  65     // Strings for recipes
  66     private static final String RECIPE_BW_ON_DEMAND = "BandwidthOnDemand";
  67
  68     private static final ImmutableList<String> recipes = ImmutableList.of(RECIPE_REROUTE);
  69     private static final ImmutableMap<String, List<String>> targets =
  70             new ImmutableMap.Builder<String, List<String>>().put(RECIPE_REROUTE, ImmutableList.of(TARGET_VM)).build();
  71
  72     @Override
  73     public String actor() {
  74         return SDNC_ACTOR;
  75     }
  76
  77     @Override
  78     public List<String> recipes() {
  79         return ImmutableList.copyOf(recipes);
  80     }
  81
  82     @Override
  83     public List<String> recipeTargets(String recipe) {
  84         return ImmutableList.copyOf(targets.getOrDefault(recipe, Collections.emptyList()));
  85     }
  86
  87     @Override
  88     public List<String> recipePayloads(String recipe) {
  89         return Collections.emptyList();
  90     }
  91
  92     /**
  93      * Construct a request.
  94      *
  95      * @param onset the onset event
  96      * @param operation the control loop operation
  97      * @param policy the policy
  98      * @return the constructed request
  99      */
 100     public SdncRequest constructRequest(VirtualControlLoopEvent onset, ControlLoopOperation operation,
 101             Policy policy) {
 102         switch (policy.getRecipe()) {
 103             case RECIPE_REROUTE:
 104                 return constructReOptimizeRequest(onset);
 105             case RECIPE_BW_ON_DEMAND:
 106                 logger.info("Construct request for receipe {}" , RECIPE_BW_ON_DEMAND);
 107                 return constructBwOnDemandRequest(onset);
 108             default:
 109                 logger.info("Unsupported recipe {} " + policy.getRecipe());
 110                 return null;
 111         }
 112     }
 113
 114     private SdncRequest constructBwOnDemandRequest(VirtualControlLoopEvent onset) {
 115         // Construct an Sdnc request
 116         String serviceInstance = onset.getAai().get("service-instance.service-instance-id");
 117         if (serviceInstance == null || serviceInstance.isEmpty()) {
 118             // This indicates that AAI Enrichment needs to be done by event producer.
 119             return null;
 120         }
 121         SdncHealVfModuleParameter bandwidth = new SdncHealVfModuleParameter();
 122         bandwidth.setName("bandwidth");
 123         bandwidth.setValue(onset.getAai().get("bandwidth"));
 124
 125         SdncHealVfModuleParameter timeStamp = new SdncHealVfModuleParameter();
 126         timeStamp.setName("bandwidth-change-time");
 127         timeStamp.setValue(onset.getAai().get("bandwidth-change-time"));
 128
 129         SdncHealVfModuleParametersInfo vfParametersInfo = new SdncHealVfModuleParametersInfo();
 130         vfParametersInfo.addParameters(bandwidth);
 131         vfParametersInfo.addParameters(timeStamp);
 132
 133         SdncHealVfModuleRequestInput vfRequestInfo = new SdncHealVfModuleRequestInput();
 134         vfRequestInfo.setVfModuleParametersInfo(vfParametersInfo);
 135
 136         SdncHealServiceInfo serviceInfo = new SdncHealServiceInfo();
 137         serviceInfo.setServiceInstanceId(serviceInstance);
 138
 139         SdncHealRequestInfo requestInfo = new SdncHealRequestInfo();
 140         requestInfo.setRequestAction("SdwanBWPolicyChange");
 141
 142         SdncHealRequestHeaderInfo headerInfo = new SdncHealRequestHeaderInfo();
 143         headerInfo.setSvcAction("update");
 144         headerInfo.setSvcRequestId(UUID.randomUUID().toString());
 145
 146         SdncRequest request = new SdncRequest();
 147         request.setNsInstanceId(serviceInstance);
 148         request.setRequestId(onset.getRequestId());
 149         request.setUrl("/GENERIC-RESOURCE-API:vnf-topology-operation");
 150
 151         SdncHealVnfInfo vnfInfo = new SdncHealVnfInfo();
 152         vnfInfo.setVnfId(onset.getAai().get("vnfId"));
 153
 154         SdncHealRequest healRequest = new SdncHealRequest();
 155         healRequest.setVnfInfo(vnfInfo);
 156         healRequest.setRequestHeaderInfo(headerInfo);
 157         healRequest.setVfModuleRequestInput(vfRequestInfo);
 158         healRequest.setRequestInfo(requestInfo);
 159         healRequest.setServiceInfo(serviceInfo);
 160         request.setHealRequest(healRequest);
 161         return request;
 162     }
 163
 164     private SdncRequest constructReOptimizeRequest(VirtualControlLoopEvent onset) {
 165         // Construct an Sdnc request
 166         String serviceInstance = onset.getAai().get("service-instance.service-instance-id");
 167         if (serviceInstance == null || serviceInstance.isEmpty()) {
 168             // This indicates that AAI Enrichment needs to be done by event producer.
 169             return null;
 170         }
 171         SdncHealServiceInfo serviceInfo = new SdncHealServiceInfo();
 172         serviceInfo.setServiceInstanceId(serviceInstance);
 173
 174         String networkId = onset.getAai().get("network-information.network-id");
 175         if (networkId == null || networkId.isEmpty()) {
 176             // This indicates that AAI Enrichment needs to be done by event producer.
 177             return null;
 178         }
 179         SdncHealNetworkInfo networkInfo = new SdncHealNetworkInfo();
 180         networkInfo.setNetworkId(networkId);
 181
 182         SdncHealRequestInfo requestInfo = new SdncHealRequestInfo();
 183         requestInfo.setRequestAction("ReoptimizeSOTNInstance");
 184
 185         SdncHealRequestHeaderInfo headerInfo = new SdncHealRequestHeaderInfo();
 186         headerInfo.setSvcAction("reoptimize");
 187         headerInfo.setSvcRequestId(UUID.randomUUID().toString());
 188
 189         SdncRequest request = new SdncRequest();
 190         request.setNsInstanceId(serviceInstance);
 191         request.setRequestId(onset.getRequestId());
 192         request.setUrl("/GENERIC-RESOURCE-API:network-topology-operation");
 193
 194         SdncHealRequest healRequest = new SdncHealRequest();
 195         healRequest.setRequestHeaderInfo(headerInfo);
 196         healRequest.setNetworkInfo(networkInfo);
 197         healRequest.setRequestInfo(requestInfo);
 198         healRequest.setServiceInfo(serviceInfo);
 199         request.setHealRequest(healRequest);
 200         return request;
 201     }
 202 }