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 ExtsysUtil extsysUtil = new ExtsysUtil();
  51
  52     /**
  53      * get VimManagerWrapper instance.
  54      *
  55      * @return vim manager wrapper instance
  56      */
  57     public static VimManagerWrapper getInstance() {
  58         if (vimManagerWrapper == null) {
  59             vimManagerWrapper = new VimManagerWrapper(cloudRegionProxy);
  60         }
  61         return vimManagerWrapper;
  62     }
  63
  64     public VimManagerWrapper(CloudRegionProxy cloudRegionProxy) {
  65         VimManagerWrapper.cloudRegionProxy = cloudRegionProxy;
  66     }
  67
  68     public Response registerVim(VimRegisterInfo vimRegisterInfo) {
  69         LOG.info("Start register VIM, input VIM info is: " + extsysUtil.objectToString(vimRegisterInfo));
  70         VimRegisterResponse result = new VimRegisterResponse();
  71         CloudRegionDetail cloudRegion = vimManagerUtil.vimRegisterInfo2CloudRegion(vimRegisterInfo);
  72         String cloudOwner = vimRegisterInfo.getCloudOwner();
  73         String cloudRegionId = vimRegisterInfo.getCloudRegionId();
  74         String physicalLocationId = vimRegisterInfo.getPhysicalLocationId();
  75         String complexName = getComplexName(physicalLocationId);
  76         cloudRegion.setComplexName(complexName);
  77         try {
  78             cloudRegionProxy.registerVim(cloudOwner, cloudRegionId, cloudRegion);
  79             result.setCloudOwner(cloudOwner);
  80             result.setCloudRegionId(cloudRegionId);
  81             createRelationship(cloudOwner, cloudRegionId, physicalLocationId);
  82             updateVimWithMultiCloud(cloudRegion, cloudOwner, cloudRegionId);
  83             return Response.ok(result).build();
  84         } catch (ExtsysException error) {
  85             LOG.error("Register VIM failed !", error);
  86             throw ExceptionUtil.buildExceptionResponse(error.getMessage());
  87         }
  88     }
  89
  90     private void updateVimWithMultiCloud(CloudRegionDetail cloudRegion, String cloudOwner, String cloudRegionId) {
  91         Tenant tenant = new Tenant();
  92         tenant.setDefaultTenant(cloudRegion.getEsrSystemInfoList().getEsrSystemInfo().get(0).getDefaultTenant());
  93         try {
  94             VimManagerProxy.updateVim(cloudOwner, cloudRegionId, tenant);
  95         } catch (ExtsysException e) {
  96             LOG.error("Update VIM by Multi-cloud failed !", e);
  97         }
  98     }
  99
 100     private void createRelationship(String cloudOwner, String cloudRegionId, String physicalLocationId) {
 101         Relationship relationship = new Relationship();
 102         RelationshipData relationshipData = new RelationshipData();
 103         List<RelationshipData> relationshipDatas = new ArrayList<>();
 104         String relatedLink = "/aai/v11/cloud-infrastructure/complexes/complex/" + physicalLocationId;
 105         relationship.setRelatedTo("complex");
 106         relationship.setRelatedLink(relatedLink);
 107         relationshipData.setRelationshipKey("complex.physical-location-id");
 108         relationshipData.setRelationshipValue(physicalLocationId);
 109         relationshipDatas.add(relationshipData);
 110         relationship.setRelationshipData(relationshipDatas);
 111         try {
 112             cloudRegionProxy.createCloudRegionRelationShip(cloudOwner, cloudRegionId, relationship);
 113         } catch (ExtsysException e) {
 114             LOG.error("Create relationship between cloudRegion and complex failed !", e);
 115         }
 116     }
 117
 118     public Response updateVim(String cloudOwner, String cloudRegionId, VimRegisterInfo vimRegisterInfo) {
 119         LOG.info("Start update VIM, input VIM info is: " + extsysUtil.objectToString(vimRegisterInfo));
 120         VimRegisterResponse result = new VimRegisterResponse();
 121
 122         CloudRegionDetail cloudRegionDetail = getVimUpdateInfo(vimRegisterInfo);
 123         try {
 124             cloudRegionProxy.registerVim(cloudOwner, cloudRegionId, cloudRegionDetail);
 125             result.setCloudOwner(cloudOwner);
 126             result.setCloudRegionId(cloudRegionId);
 127             return Response.ok(result).build();
 128         } catch (ExtsysException e) {
 129             LOG.error("Update VIM failed !", e);
 130             throw ExceptionUtil.buildExceptionResponse(e.getMessage());
 131         }
 132     }
 133
 134     public Response queryVimListDetails() {
 135         List<VimRegisterInfo> vimRegisterInfos = new ArrayList<>();
 136         CloudRegionList cloudRegionList = new CloudRegionList();
 137         try {
 138             String aaiVimList = cloudRegionProxy.qureyVimList();
 139             cloudRegionList = new Gson().fromJson(aaiVimList, CloudRegionList.class);
 140             vimRegisterInfos = getVimDetailList(cloudRegionList);
 141             return Response.ok(vimRegisterInfos).build();
 142         } catch (ExtsysException error) {
 143             LOG.error("Query vim list details failed !", error);
 144             return Response.ok(vimRegisterInfos).build();
 145         }
 146
 147     }
 148
 149     public Response queryVimById(String cloudOwner, String cloudRegionId) {
 150         VimRegisterInfo vim = new VimRegisterInfo();
 151         CloudRegionDetail cloudRegionDetail = new CloudRegionDetail();
 152         try {
 153             String cloudRegionstr = cloudRegionProxy.queryVimDetail(cloudOwner, cloudRegionId);
 154             LOG.info("Response from AAI by query VIM: " + cloudRegionstr);
 155             cloudRegionDetail = new Gson().fromJson(cloudRegionstr, CloudRegionDetail.class);
 156             vim = vimManagerUtil.cloudRegion2VimRegisterInfo(cloudRegionDetail);
 157             return Response.ok(vim).build();
 158         } catch (ExtsysException e) {
 159             LOG.error("Query vim details by ID failed !", e);
 160             return Response.ok(vim).build();
 161         }
 162
 163     }
 164
 165     private List<VimRegisterInfo> getVimDetailList(CloudRegionList cloudRegionList) {
 166         List<VimRegisterInfo> vimRegisterInfos = new ArrayList<>();
 167         int cloudRegionNum = cloudRegionList.getCloudRegion().size();
 168         for (int i = 0; i < cloudRegionNum; i++) {
 169             String cloudOwner = cloudRegionList.getCloudRegion().get(i).getCloudOwner();
 170             String cloudRegionId = cloudRegionList.getCloudRegion().get(i).getCloudRegionId();
 171             VimRegisterInfo vimRegisterInfo = getVimDetail(cloudOwner, cloudRegionId);
 172             vimRegisterInfos.add(vimRegisterInfo);
 173         }
 174         return vimRegisterInfos;
 175     }
 176
 177     private VimRegisterInfo getVimDetail(String cloudOwner, String cloudRegionId) {
 178         CloudRegionDetail cloudRegionDetail = new CloudRegionDetail();
 179         VimRegisterInfo registeredVimInfo = new VimRegisterInfo();
 180         try {
 181             String cloudRegionstr = cloudRegionProxy.queryVimDetail(cloudOwner, cloudRegionId);
 182             cloudRegionDetail = new Gson().fromJson(cloudRegionstr, CloudRegionDetail.class);
 183             registeredVimInfo = vimManagerUtil.cloudRegion2VimRegisterInfo(cloudRegionDetail);
 184         } catch (ExtsysException error) {
 185             LOG.error("query VIM detail failed ! cloud-owner = " + cloudOwner + ", cloud-region-id = " + cloudRegionId,
 186                     error);
 187         }
 188         return registeredVimInfo;
 189     }
 190
 191     private CloudRegionDetail getOriginalCloudRegion(String cloudOwner, String cloudRegionId) {
 192         CloudRegionDetail cloudRegionDetail = new CloudRegionDetail();
 193         try {
 194             String cloudRegionstr = cloudRegionProxy.queryVimDetail(cloudOwner, cloudRegionId);
 195             cloudRegionDetail = new Gson().fromJson(cloudRegionstr, CloudRegionDetail.class);
 196             return cloudRegionDetail;
 197         } catch (ExtsysException error) {
 198             LOG.error("query VIM detail failed ! cloud-owner = " + cloudOwner + ", cloud-region-id = " + cloudRegionId,
 199                     error);
 200             return null;
 201         }
 202     }
 203
 204     private CloudRegionDetail getVimUpdateInfo(VimRegisterInfo vimRegisterInfo) {
 205         String cloudOwner = vimRegisterInfo.getCloudOwner();
 206         String cloudRegionId = vimRegisterInfo.getCloudRegionId();
 207         CloudRegionDetail originalCloudRegionDetail = getOriginalCloudRegion(cloudOwner, cloudRegionId);
 208         String resourceVersion = originalCloudRegionDetail.getResourceVersion();
 209         CloudRegionDetail cloudRegionDetail = vimManagerUtil.vimRegisterInfo2CloudRegion(vimRegisterInfo);
 210         if (resourceVersion != null) {
 211             cloudRegionDetail.setResourceVersion(resourceVersion);
 212             EsrSystemInfo originalSystemInfo = originalCloudRegionDetail.getEsrSystemInfoList().getEsrSystemInfo().get(0);
 213             cloudRegionDetail.getEsrSystemInfoList().getEsrSystemInfo().get(0)
 214                     .setEsrSystemInfoId(originalSystemInfo.getEsrSystemInfoId());
 215             cloudRegionDetail.getEsrSystemInfoList().getEsrSystemInfo().get(0)
 216                     .setResouceVersion(originalSystemInfo.getResouceVersion());
 217         }
 218         return cloudRegionDetail;
 219     }
 220
 221     public Response delVim(String cloudOwner, String cloudRegionId) {
 222         CloudRegionDetail cloudRegionDetail = queryCloudRegionDetail(cloudOwner, cloudRegionId);
 223         String resourceVersion = cloudRegionDetail.getResourceVersion();
 224         try {
 225             cloudRegionProxy.deleteVim(cloudOwner, cloudRegionId, resourceVersion);
 226             return Response.noContent().build();
 227         } catch (ExtsysException e) {
 228             LOG.error("Delete cloud region from A&AI failed! cloud-owner = " + cloudOwner + ", cloud-region-id = "
 229                     + cloudRegionId + "resouce-version:" + resourceVersion, e);
 230             throw ExceptionUtil.buildExceptionResponse(e.getMessage());
 231         }
 232     }
 233
 234     private CloudRegionDetail queryCloudRegionDetail(String cloudOwner, String cloudRegionId) {
 235         CloudRegionDetail cloudRegionDetail = new CloudRegionDetail();
 236         try {
 237             String cloudRegionStr = cloudRegionProxy.queryVimDetail(cloudOwner, cloudRegionId);
 238             LOG.info("Response from AAI by query cloud region: " + cloudRegionStr);
 239             cloudRegionDetail = new Gson().fromJson(cloudRegionStr, CloudRegionDetail.class);
 240         } catch (ExtsysException e) {
 241             LOG.error("Query EMS detail failed! cloud-owner = " + cloudOwner + ", cloud-region-id = " + cloudRegionId,
 242                     e);
 243             throw ExceptionUtil.buildExceptionResponse(e.getMessage());
 244         }
 245         return cloudRegionDetail;
 246     }
 247
 248     private String getComplexName(String physicalLocationId) {
 249         Complex complex = new Complex();
 250         try {
 251             String complexStr = cloudRegionProxy.queryComplex(physicalLocationId);
 252             LOG.info("The complexes query result is: " + complexStr);
 253             complex = new Gson().fromJson(complexStr, Complex.class);
 254             return complex.getComplexName();
 255         } catch (ExtsysException e) {
 256             LOG.error("Query complex by physical location Id failed !", e);
 257             return null;
 258         }
 259     }
 260
 261     public Response queryComplexes() {
 262         ComplexList complexList = new ComplexList();
 263         List<String> physicalLocationIdList = new ArrayList<>();
 264         try {
 265             String complexesString = cloudRegionProxy.qureyComplexes();
 266             LOG.info("The complexes query result is: " + complexesString);
 267             complexList = new Gson().fromJson(complexesString, ComplexList.class);
 268             for (int i=0; i<complexList.getComplex().size(); i++) {
 269                 physicalLocationIdList.add(complexList.getComplex().get(i).getPhysicalLocationId());
 270             }
 271         } catch (ExtsysException e) {
 272             LOG.error("Query complexes failed !", e);
 273         }
 274         return Response.ok(physicalLocationIdList).build();
 275     }
 276 }