esr-mgr/src/main/java/org/onap/aai/esr/wrapper/VimManagerWrapper.java

   1 /**
   2  * Copyright 2017-2018 ZTE Corporation.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.onap.aai.esr.wrapper;
  17
  18 import java.util.ArrayList;
  19 import java.util.List;
  20 import javax.ws.rs.core.Response;
  21 import org.onap.aai.esr.entity.aai.CloudRegionDetail;
  22 import org.onap.aai.esr.entity.aai.CloudRegionList;
  23 import org.onap.aai.esr.entity.aai.Complex;
  24 import org.onap.aai.esr.entity.aai.ComplexList;
  25 import org.onap.aai.esr.entity.aai.EsrSystemInfo;
  26 import org.onap.aai.esr.entity.aai.Relationship;
  27 import org.onap.aai.esr.entity.aai.RelationshipData;
  28 import org.onap.aai.esr.entity.rest.VimRegisterInfo;
  29 import org.onap.aai.esr.entity.rest.VimRegisterResponse;
  30 import org.onap.aai.esr.exception.ExceptionUtil;
  31 import org.onap.aai.esr.exception.ExtsysException;
  32 import org.onap.aai.esr.externalservice.aai.CloudRegionProxy;
  33 import org.onap.aai.esr.externalservice.cloud.Tenant;
  34 import org.onap.aai.esr.externalservice.cloud.VimManagerProxy;
  35 import org.onap.aai.esr.util.ExtsysUtil;
  36 import org.onap.aai.esr.util.VimManagerUtil;
  37 import org.slf4j.Logger;
  38 import org.slf4j.LoggerFactory;
  39 import com.google.gson.Gson;
  40
  41 public class VimManagerWrapper {
  42
  43     private static VimManagerWrapper vimManagerWrapper;
  44     private static final Logger LOG = LoggerFactory.getLogger(VimManagerWrapper.class);
  45
  46     private static VimManagerUtil vimManagerUtil = new VimManagerUtil();
  47
  48     private static CloudRegionProxy cloudRegionProxy = new CloudRegionProxy();
  49
  50     private static VimManagerProxy vimManagerProxy = new VimManagerProxy();
  51
  52     private static ExtsysUtil extsysUtil = new ExtsysUtil();
  53
  54     /**
  55      * get VimManagerWrapper instance.
  56      *
  57      * @return vim manager wrapper instance
  58      */
  59     public static VimManagerWrapper getInstance() {
  60         if (vimManagerWrapper == null) {
  61             vimManagerWrapper = new VimManagerWrapper(cloudRegionProxy, vimManagerProxy);
  62         }
  63         return vimManagerWrapper;
  64     }
  65
  66     public VimManagerWrapper(CloudRegionProxy cloudRegionProxy, VimManagerProxy vimManagerProxy) {
  67         VimManagerWrapper.cloudRegionProxy = cloudRegionProxy;
  68         VimManagerWrapper.vimManagerProxy = vimManagerProxy;
  69     }
  70
  71     public Response registerVim(VimRegisterInfo vimRegisterInfo) {
  72         LOG.info("Start register VIM, input VIM info is: " + extsysUtil.objectToString(vimRegisterInfo));
  73         VimRegisterResponse result = new VimRegisterResponse();
  74         CloudRegionDetail cloudRegion = vimManagerUtil.vimRegisterInfo2CloudRegion(vimRegisterInfo);
  75         String cloudOwner = vimRegisterInfo.getCloudOwner();
  76         String cloudRegionId = vimRegisterInfo.getCloudRegionId();
  77         String physicalLocationId = vimRegisterInfo.getPhysicalLocationId();
  78         String complexName = getComplexName(physicalLocationId);
  79         cloudRegion.setComplexName(complexName);
  80         try {
  81             cloudRegionProxy.registerVim(cloudOwner, cloudRegionId, cloudRegion);
  82             result.setCloudOwner(cloudOwner);
  83             result.setCloudRegionId(cloudRegionId);
  84             createRelationship(cloudOwner, cloudRegionId, physicalLocationId);
  85             updateVimWithMultiCloud(cloudRegion, cloudOwner, cloudRegionId);
  86             return Response.ok(result).build();
  87         } catch (ExtsysException error) {
  88             LOG.error("Register VIM failed !", error);
  89             throw ExceptionUtil.buildExceptionResponse(error.getMessage());
  90         }
  91     }
  92
  93     private void updateVimWithMultiCloud(CloudRegionDetail cloudRegion, String cloudOwner, String cloudRegionId) {
  94         Tenant tenant = new Tenant();
  95         tenant.setDefaultTenant(cloudRegion.getEsrSystemInfoList().getEsrSystemInfo().get(0).getDefaultTenant());
  96         try {
  97             vimManagerProxy.updateVim(cloudOwner, cloudRegionId, tenant);
  98         } catch (ExtsysException e) {
  99             LOG.error("Update VIM by Multi-cloud failed !", e);
 100         }
 101     }
 102
 103     private void createRelationship(String cloudOwner, String cloudRegionId, String physicalLocationId) {
 104         Relationship relationship = new Relationship();
 105         RelationshipData relationshipData = new RelationshipData();
 106         List<RelationshipData> relationshipDatas = new ArrayList<>();
 107         String relatedLink = "/aai/v11/cloud-infrastructure/complexes/complex/" + physicalLocationId;
 108         relationship.setRelatedTo("complex");
 109         relationship.setRelatedLink(relatedLink);
 110         relationshipData.setRelationshipKey("complex.physical-location-id");
 111         relationshipData.setRelationshipValue(physicalLocationId);
 112         relationshipDatas.add(relationshipData);
 113         relationship.setRelationshipData(relationshipDatas);
 114         try {
 115             cloudRegionProxy.createCloudRegionRelationShip(cloudOwner, cloudRegionId, relationship);
 116         } catch (ExtsysException e) {
 117             LOG.error("Create relationship between cloudRegion and complex failed !", e);
 118         }
 119     }
 120
 121     public Response updateVim(String cloudOwner, String cloudRegionId, VimRegisterInfo vimRegisterInfo) {
 122         LOG.info("Start update VIM, input VIM info is: " + extsysUtil.objectToString(vimRegisterInfo));
 123         VimRegisterResponse result = new VimRegisterResponse();
 124
 125         CloudRegionDetail cloudRegionDetail = getVimUpdateInfo(vimRegisterInfo);
 126         try {
 127             cloudRegionProxy.registerVim(cloudOwner, cloudRegionId, cloudRegionDetail);
 128             result.setCloudOwner(cloudOwner);
 129             result.setCloudRegionId(cloudRegionId);
 130             return Response.ok(result).build();
 131         } catch (ExtsysException e) {
 132             LOG.error("Update VIM failed !", e);
 133             throw ExceptionUtil.buildExceptionResponse(e.getMessage());
 134         }
 135     }
 136
 137     public Response queryVimListDetails() {
 138         List<VimRegisterInfo> vimRegisterInfos = new ArrayList<>();
 139         CloudRegionList cloudRegionList = new CloudRegionList();
 140         try {
 141             String aaiVimList = cloudRegionProxy.qureyVimList();
 142             cloudRegionList = new Gson().fromJson(aaiVimList, CloudRegionList.class);
 143             vimRegisterInfos = getVimDetailList(cloudRegionList);
 144             return Response.ok(vimRegisterInfos).build();
 145         } catch (ExtsysException error) {
 146             LOG.error("Query vim list details failed !", error);
 147             return Response.ok(vimRegisterInfos).build();
 148         }
 149
 150     }
 151
 152     public Response queryVimById(String cloudOwner, String cloudRegionId) {
 153         VimRegisterInfo vim = new VimRegisterInfo();
 154         CloudRegionDetail cloudRegionDetail = new CloudRegionDetail();
 155         try {
 156             String cloudRegionstr = cloudRegionProxy.queryVimDetail(cloudOwner, cloudRegionId);
 157             LOG.info("Response from AAI by query VIM: " + cloudRegionstr);
 158             cloudRegionDetail = new Gson().fromJson(cloudRegionstr, CloudRegionDetail.class);
 159             vim = vimManagerUtil.cloudRegion2VimRegisterInfo(cloudRegionDetail);
 160             return Response.ok(vim).build();
 161         } catch (ExtsysException e) {
 162             LOG.error("Query vim details by ID failed !", e);
 163             return Response.ok(vim).build();
 164         }
 165
 166     }
 167
 168     private List<VimRegisterInfo> getVimDetailList(CloudRegionList cloudRegionList) {
 169         List<VimRegisterInfo> vimRegisterInfos = new ArrayList<>();
 170         int cloudRegionNum = cloudRegionList.getCloudRegion().size();
 171         for (int i = 0; i < cloudRegionNum; i++) {
 172             String cloudOwner = cloudRegionList.getCloudRegion().get(i).getCloudOwner();
 173             String cloudRegionId = cloudRegionList.getCloudRegion().get(i).getCloudRegionId();
 174             VimRegisterInfo vimRegisterInfo = getVimDetail(cloudOwner, cloudRegionId);
 175             vimRegisterInfos.add(vimRegisterInfo);
 176         }
 177         return vimRegisterInfos;
 178     }
 179
 180     private VimRegisterInfo getVimDetail(String cloudOwner, String cloudRegionId) {
 181         CloudRegionDetail cloudRegionDetail = new CloudRegionDetail();
 182         VimRegisterInfo registeredVimInfo = new VimRegisterInfo();
 183         try {
 184             String cloudRegionstr = cloudRegionProxy.queryVimDetail(cloudOwner, cloudRegionId);
 185             cloudRegionDetail = new Gson().fromJson(cloudRegionstr, CloudRegionDetail.class);
 186             registeredVimInfo = vimManagerUtil.cloudRegion2VimRegisterInfo(cloudRegionDetail);
 187         } catch (ExtsysException error) {
 188             LOG.error("query VIM detail failed ! cloud-owner = " + cloudOwner + ", cloud-region-id = " + cloudRegionId,
 189                     error);
 190         }
 191         return registeredVimInfo;
 192     }
 193
 194     private CloudRegionDetail getOriginalCloudRegion(String cloudOwner, String cloudRegionId) {
 195         CloudRegionDetail cloudRegionDetail = new CloudRegionDetail();
 196         try {
 197             String cloudRegionstr = cloudRegionProxy.queryVimDetail(cloudOwner, cloudRegionId);
 198             cloudRegionDetail = new Gson().fromJson(cloudRegionstr, CloudRegionDetail.class);
 199             return cloudRegionDetail;
 200         } catch (ExtsysException error) {
 201             LOG.error("query VIM detail failed ! cloud-owner = " + cloudOwner + ", cloud-region-id = " + cloudRegionId,
 202                     error);
 203             return null;
 204         }
 205     }
 206
 207     private CloudRegionDetail getVimUpdateInfo(VimRegisterInfo vimRegisterInfo) {
 208         String cloudOwner = vimRegisterInfo.getCloudOwner();
 209         String cloudRegionId = vimRegisterInfo.getCloudRegionId();
 210         CloudRegionDetail originalCloudRegionDetail = getOriginalCloudRegion(cloudOwner, cloudRegionId);
 211         String resourceVersion = originalCloudRegionDetail.getResourceVersion();
 212         CloudRegionDetail cloudRegionDetail = vimManagerUtil.vimRegisterInfo2CloudRegion(vimRegisterInfo);
 213         if (resourceVersion != null) {
 214             cloudRegionDetail.setResourceVersion(resourceVersion);
 215             EsrSystemInfo originalSystemInfo = originalCloudRegionDetail.getEsrSystemInfoList().getEsrSystemInfo().get(0);
 216             cloudRegionDetail.getEsrSystemInfoList().getEsrSystemInfo().get(0)
 217                     .setEsrSystemInfoId(originalSystemInfo.getEsrSystemInfoId());
 218             cloudRegionDetail.getEsrSystemInfoList().getEsrSystemInfo().get(0)
 219                     .setResouceVersion(originalSystemInfo.getResouceVersion());
 220         }
 221         return cloudRegionDetail;
 222     }
 223
 224     public Response delVim(String cloudOwner, String cloudRegionId) {
 225         CloudRegionDetail cloudRegionDetail = queryCloudRegionDetail(cloudOwner, cloudRegionId);
 226         String resourceVersion = cloudRegionDetail.getResourceVersion();
 227         try {
 228             cloudRegionProxy.deleteVim(cloudOwner, cloudRegionId, resourceVersion);
 229             return Response.noContent().build();
 230         } catch (ExtsysException e) {
 231             LOG.error("Delete cloud region from A&AI failed! cloud-owner = " + cloudOwner + ", cloud-region-id = "
 232                     + cloudRegionId + "resouce-version:" + resourceVersion, e);
 233             throw ExceptionUtil.buildExceptionResponse(e.getMessage());
 234         }
 235     }
 236
 237     private CloudRegionDetail queryCloudRegionDetail(String cloudOwner, String cloudRegionId) {
 238         CloudRegionDetail cloudRegionDetail = new CloudRegionDetail();
 239         try {
 240             String cloudRegionStr = cloudRegionProxy.queryVimDetail(cloudOwner, cloudRegionId);
 241             LOG.info("Response from AAI by query cloud region: " + cloudRegionStr);
 242             cloudRegionDetail = new Gson().fromJson(cloudRegionStr, CloudRegionDetail.class);
 243         } catch (ExtsysException e) {
 244             LOG.error("Query EMS detail failed! cloud-owner = " + cloudOwner + ", cloud-region-id = " + cloudRegionId,
 245                     e);
 246             throw ExceptionUtil.buildExceptionResponse(e.getMessage());
 247         }
 248         return cloudRegionDetail;
 249     }
 250
 251     private String getComplexName(String physicalLocationId) {
 252         Complex complex = new Complex();
 253         try {
 254             String complexStr = cloudRegionProxy.queryComplex(physicalLocationId);
 255             LOG.info("The complexes query result is: " + complexStr);
 256             complex = new Gson().fromJson(complexStr, Complex.class);
 257             return complex.getComplexName();
 258         } catch (ExtsysException e) {
 259             LOG.error("Query complex by physical location Id failed !", e);
 260             return null;
 261         }
 262     }
 263
 264     public Response queryComplexes() {
 265         ComplexList complexList = new ComplexList();
 266         List<String> physicalLocationIdList = new ArrayList<>();
 267         try {
 268             String complexesString = cloudRegionProxy.qureyComplexes();
 269             LOG.info("The complexes query result is: " + complexesString);
 270             complexList = new Gson().fromJson(complexesString, ComplexList.class);
 271             for (int i=0; i<complexList.getComplex().size(); i++) {
 272                 physicalLocationIdList.add(complexList.getComplex().get(i).getPhysicalLocationId());
 273             }
 274         } catch (ExtsysException e) {
 275             LOG.error("Query complexes failed !", e);
 276         }
 277         return Response.ok(physicalLocationIdList).build();
 278     }
 279 }