gerrit.onap Code Review - so.git/blob

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  * Copyright (C) 2017 Huawei Technologies Co., Ltd. All rights reserved.
   7  * ================================================================================
   8  * Modifications Copyright (C) 2018 IBM.
   9  * Modifications Copyright (c) 2019 Samsung
  10  * ================================================================================
  11  * Licensed under the Apache License, Version 2.0 (the "License");
  12  * you may not use this file except in compliance with the License.
  13  * You may obtain a copy of the License at
  14  *
  15  *      http://www.apache.org/licenses/LICENSE-2.0
  16  *
  17  * Unless required by applicable law or agreed to in writing, software
  18  * distributed under the License is distributed on an "AS IS" BASIS,
  19  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  20  * See the License for the specific language governing permissions and
  21  * limitations under the License.
  22  * ============LICENSE_END=========================================================
  23  */
  24
  25 package org.onap.so.adapters.network;
  26
  27 import java.util.ArrayList;
  28 import java.util.HashMap;
  29 import java.util.List;
  30 import java.util.Map;
  31 import java.util.Optional;
  32 import javax.jws.WebService;
  33 import javax.xml.ws.Holder;
  34 import org.onap.so.adapters.network.beans.ContrailPolicyRef;
  35 import org.onap.so.adapters.network.beans.ContrailPolicyRefSeq;
  36 import org.onap.so.adapters.network.beans.ContrailSubnet;
  37 import org.onap.so.adapters.network.exceptions.NetworkException;
  38 import org.onap.so.adapters.network.mappers.ContrailSubnetMapper;
  39 import org.onap.so.cloud.CloudConfig;
  40 import org.onap.so.db.catalog.beans.CloudSite;
  41 import org.onap.so.db.catalog.beans.CollectionNetworkResourceCustomization;
  42 import org.onap.so.db.catalog.beans.HeatTemplate;
  43 import org.onap.so.db.catalog.beans.NetworkResource;
  44 import org.onap.so.db.catalog.beans.NetworkResourceCustomization;
  45 import org.onap.so.db.catalog.data.repository.CollectionNetworkResourceCustomizationRepository;
  46 import org.onap.so.db.catalog.data.repository.NetworkResourceCustomizationRepository;
  47 import org.onap.so.db.catalog.data.repository.NetworkResourceRepository;
  48 import org.onap.so.db.catalog.utils.MavenLikeVersioning;
  49 import org.onap.so.entity.MsoRequest;
  50 import org.onap.so.logger.ErrorCode;
  51 import org.onap.so.logger.LoggingAnchor;
  52 import org.onap.so.logger.MessageEnum;
  53 import org.onap.so.openstack.beans.HeatStatus;
  54 import org.onap.so.openstack.beans.NetworkInfo;
  55 import org.onap.so.openstack.beans.NetworkRollback;
  56 import org.onap.so.openstack.beans.NetworkStatus;
  57 import org.onap.so.openstack.beans.Pool;
  58 import org.onap.so.openstack.beans.RouteTarget;
  59 import org.onap.so.openstack.beans.StackInfo;
  60 import org.onap.so.openstack.beans.Subnet;
  61 import org.onap.so.openstack.exceptions.MsoAdapterException;
  62 import org.onap.so.openstack.exceptions.MsoException;
  63 import org.onap.so.openstack.exceptions.MsoExceptionCategory;
  64 import org.onap.so.openstack.utils.MsoCommonUtils;
  65 import org.onap.so.openstack.utils.MsoHeatUtils;
  66 import org.onap.so.openstack.utils.MsoHeatUtilsWithUpdate;
  67 import org.onap.so.openstack.utils.MsoNeutronUtils;
  68 import org.onap.so.openstack.utils.MsoNeutronUtils.NetworkType;
  69 import org.slf4j.Logger;
  70 import org.slf4j.LoggerFactory;
  71 import org.springframework.beans.factory.annotation.Autowired;
  72 import org.springframework.core.env.Environment;
  73 import org.springframework.stereotype.Component;
  74 import org.springframework.transaction.annotation.Transactional;
  75 import com.fasterxml.jackson.databind.JsonNode;
  76 import com.fasterxml.jackson.databind.ObjectMapper;
  77
  78 @Component
  79 @Transactional
  80 @WebService(serviceName = "NetworkAdapter", endpointInterface = "org.onap.so.adapters.network.MsoNetworkAdapter",
  81         targetNamespace = "http://org.onap.so/network")
  82 public class MsoNetworkAdapterImpl implements MsoNetworkAdapter {
  83
  84     private static final String AIC3_NW_PROPERTY = "org.onap.so.adapters.network.aic3nw";
  85     private static final String AIC3_NW = "OS::ContrailV2::VirtualNetwork";
  86     private static final String VLANS = "vlans";
  87     private static final String PHYSICAL_NETWORK = "physical_network";
  88     private static final String UPDATE_NETWORK_CONTEXT = "UpdateNetwork";
  89     private static final String NETWORK_ID = "network_id";
  90     private static final String NETWORK_FQDN = "network_fqdn";
  91     private static final String CREATE_NETWORK_CONTEXT = "CreateNetwork";
  92     private static final String NEUTRON_MODE = "NEUTRON";
  93     private static final String CLOUD_OWNER = "CloudOwner";
  94     private static final String LOG_DEBUG_MSG = "Got Network definition from Catalog: {}";
  95
  96     private static final Logger logger = LoggerFactory.getLogger(MsoNetworkAdapterImpl.class);
  97
  98     @Autowired
  99     private CloudConfig cloudConfig;
 100     @Autowired
 101     private Environment environment;
 102     @Autowired
 103     private MsoNeutronUtils neutron;
 104     @Autowired
 105     private MsoHeatUtils heat;
 106     @Autowired
 107     private MsoHeatUtilsWithUpdate heatWithUpdate;
 108     @Autowired
 109     private MsoCommonUtils commonUtils;
 110
 111     @Autowired
 112     private NetworkResourceCustomizationRepository networkCustomRepo;
 113
 114     @Autowired
 115     private CollectionNetworkResourceCustomizationRepository collectionNetworkCustomRepo;
 116
 117     @Autowired
 118     private NetworkResourceRepository networkResourceRepo;
 119
 120     public MsoNetworkAdapterImpl() {}
 121
 122     /**
 123      * Health Check web method. Does nothing but return to show the adapter is deployed.
 124      */
 125     @Override
 126     public void healthCheck() {
 127         logger.debug("Health check call in Network Adapter");
 128     }
 129
 130     /**
 131      * Do not use this constructor or the msoPropertiesFactory will be NULL.
 132      *
 133      * @see MsoNetworkAdapterImpl#MsoNetworkAdapterImpl(MsoPropertiesFactory)
 134      */
 135
 136     @Override
 137     public void createNetwork(String cloudSiteId, String tenantId, String networkType, String modelCustomizationUuid,
 138             String networkName, String physicalNetworkName, List<Integer> vlans, String shared, String external,
 139             Boolean failIfExists, Boolean backout, List<Subnet> subnets, Map<String, String> networkParams,
 140             MsoRequest msoRequest, Holder<String> networkId, Holder<String> neutronNetworkId,
 141             Holder<Map<String, String>> subnetIdMap, Holder<NetworkRollback> rollback) throws NetworkException {
 142         Holder<String> networkFqdn = new Holder<>();
 143         createNetwork(cloudSiteId, tenantId, networkType, modelCustomizationUuid, networkName, physicalNetworkName,
 144                 vlans, null, shared, external, failIfExists, backout, subnets, null, null, msoRequest, networkId,
 145                 neutronNetworkId, networkFqdn, subnetIdMap, rollback);
 146     }
 147
 148     @Override
 149     public void createNetworkContrail(String cloudSiteId, String tenantId, String networkType,
 150             String modelCustomizationUuid, String networkName, List<RouteTarget> routeTargets, String shared,
 151             String external, Boolean failIfExists, Boolean backout, List<Subnet> subnets,
 152             Map<String, String> networkParams, List<String> policyFqdns, List<String> routeTableFqdns,
 153             MsoRequest msoRequest, Holder<String> networkId, Holder<String> neutronNetworkId,
 154             Holder<String> networkFqdn, Holder<Map<String, String>> subnetIdMap, Holder<NetworkRollback> rollback)
 155             throws NetworkException {
 156         createNetwork(cloudSiteId, tenantId, networkType, modelCustomizationUuid, networkName, null, null, routeTargets,
 157                 shared, external, failIfExists, backout, subnets, policyFqdns, routeTableFqdns, msoRequest, networkId,
 158                 neutronNetworkId, networkFqdn, subnetIdMap, rollback);
 159     }
 160
 161     /**
 162      * This is the "Create Network" web service implementation. It will create a new Network of the requested type in
 163      * the specified cloud and tenant. The tenant must exist at the time this service is called.
 164      *
 165      * If a network with the same name already exists, this can be considered a success or failure, depending on the
 166      * value of the 'failIfExists' parameter.
 167      *
 168      * There will be a pre-defined set of network types defined in the MSO Catalog. All such networks will have a
 169      * similar configuration, based on the allowable Openstack networking definitions. This includes basic networks,
 170      * provider networks (with a single VLAN), and multi-provider networks (one or more VLANs)
 171      *
 172      * Initially, all provider networks must be "vlan" type, and multiple segments in a multi-provider network must be
 173      * multiple VLANs on the same physical network.
 174      *
 175      * This service supports two modes of Network creation/update: - via Heat Templates - via Neutron API The network
 176      * orchestration mode for each network type is declared in its catalog definition. All Heat-based templates must
 177      * support some subset of the same input parameters: network_name, physical_network, vlan(s).
 178      *
 179      * The method returns the network ID and a NetworkRollback object. This latter object can be passed as-is to the
 180      * rollbackNetwork operation to undo everything that was created. This is useful if a network is successfully
 181      * created but the orchestration fails on a subsequent operation.
 182      */
 183
 184     private void createNetwork(String cloudSiteId, String tenantId, String networkType, String modelCustomizationUuid,
 185             String networkName, String physicalNetworkName, List<Integer> vlans, List<RouteTarget> routeTargets,
 186             String shared, String external, Boolean failIfExists, Boolean backout, List<Subnet> subnets,
 187             List<String> policyFqdns, List<String> routeTableFqdns, MsoRequest msoRequest, Holder<String> networkId,
 188             Holder<String> neutronNetworkId, Holder<String> networkFqdn, Holder<Map<String, String>> subnetIdMap,
 189             Holder<NetworkRollback> rollback) throws NetworkException {
 190         logger.debug("*** CREATE Network: {} of type {} in {}/{}", networkName, networkType, cloudSiteId, tenantId);
 191
 192         // Will capture execution time for metrics
 193         long startTime = System.currentTimeMillis();
 194
 195         // Build a default rollback object (no actions performed)
 196         NetworkRollback networkRollback = new NetworkRollback();
 197         networkRollback.setCloudId(cloudSiteId);
 198         networkRollback.setTenantId(tenantId);
 199         networkRollback.setMsoRequest(msoRequest);
 200         networkRollback.setModelCustomizationUuid(modelCustomizationUuid);
 201
 202         // tenant query is not required here.
 203         // If the tenant doesn't exist, the Heat calls will fail anyway (when the HeatUtils try to obtain a token).
 204         // So this is just catching that error in a bit more obvious way up front.
 205
 206         Optional<CloudSite> cloudSiteOpt = cloudConfig.getCloudSite(cloudSiteId);
 207         if (!cloudSiteOpt.isPresent()) {
 208             String error = String.format(
 209                     "Configuration Error. Stack %s in %s/%s: CloudSite does not exist in MSO Configuration",
 210                     networkName, cloudSiteId, tenantId);
 211             logger.error(LoggingAnchor.THREE, MessageEnum.RA_CONFIG_EXC, ErrorCode.DataError.getValue(), error);
 212             // Set the detailed error as the Exception 'message'
 213             throw new NetworkException(error, MsoExceptionCategory.USERDATA);
 214         }
 215
 216
 217         NetworkResource networkResource = networkCheck(startTime, networkType, modelCustomizationUuid, networkName,
 218                 physicalNetworkName, vlans, routeTargets, cloudSiteId, cloudSiteOpt.get());
 219         String mode = networkResource.getOrchestrationMode();
 220         NetworkType neutronNetworkType = NetworkType.valueOf(networkResource.getNeutronNetworkType());
 221
 222         if (NEUTRON_MODE.equals(mode)) {
 223
 224             // Use an MsoNeutronUtils for all neutron commands
 225
 226             // See if the Network already exists (by name)
 227             NetworkInfo netInfo = null;
 228             long queryNetworkStarttime = System.currentTimeMillis();
 229             try {
 230                 netInfo = neutron.queryNetwork(networkName, tenantId, cloudSiteId);
 231             } catch (MsoException me) {
 232                 logger.error(
 233                         "{} {} Exception while querying network {} for CloudSite {} from Tenant {} from OpenStack ",
 234                         MessageEnum.RA_QUERY_NETWORK_EXC, ErrorCode.BusinessProcesssError.getValue(), networkName,
 235                         cloudSiteId, tenantId, me);
 236                 me.addContext(CREATE_NETWORK_CONTEXT);
 237                 throw new NetworkException(me);
 238             }
 239
 240             if (netInfo != null) {
 241                 // Exists. If that's OK, return success with the network ID.
 242                 // Otherwise, return an exception.
 243                 if (failIfExists != null && failIfExists) {
 244                     String error = String.format("Create Nework: Network %s already exists in %s/%s with ID %s",
 245                             networkName, cloudSiteId, tenantId, netInfo.getId());
 246                     logger.error(LoggingAnchor.THREE, MessageEnum.RA_NETWORK_ALREADY_EXIST,
 247                             ErrorCode.DataError.getValue(), error);
 248                     throw new NetworkException(error, MsoExceptionCategory.USERDATA);
 249                 } else {
 250                     // Populate the outputs from the existing network.
 251                     networkId.value = netInfo.getId();
 252                     neutronNetworkId.value = netInfo.getId();
 253                     rollback.value = networkRollback; // Default rollback - no updates performed
 254                     logger.warn("{} {} Found Existing network, status={} for Neutron mode ",
 255                             MessageEnum.RA_NETWORK_ALREADY_EXIST, ErrorCode.DataError.getValue(), netInfo.getStatus());
 256                 }
 257                 return;
 258             }
 259
 260             long createNetworkStarttime = System.currentTimeMillis();
 261             try {
 262                 netInfo = neutron.createNetwork(cloudSiteId, tenantId, neutronNetworkType, networkName,
 263                         physicalNetworkName, vlans);
 264             } catch (MsoException me) {
 265                 me.addContext(CREATE_NETWORK_CONTEXT);
 266                 logger.error("{} {} Create Network: type {} in {}/{}: ", MessageEnum.RA_CREATE_NETWORK_EXC,
 267                         ErrorCode.DataError.getValue(), neutronNetworkType, cloudSiteId, tenantId, me);
 268
 269                 throw new NetworkException(me);
 270             }
 271
 272             // Note: ignoring MsoNetworkAlreadyExists because we already checked.
 273
 274             // If reach this point, network creation is successful.
 275             // Since directly created via Neutron, networkId tracked by MSO is the same
 276             // as the neutron network ID.
 277             networkId.value = netInfo.getId();
 278             neutronNetworkId.value = netInfo.getId();
 279
 280             networkRollback.setNetworkCreated(true);
 281             networkRollback.setNetworkId(netInfo.getId());
 282             networkRollback.setNeutronNetworkId(netInfo.getId());
 283             networkRollback.setNetworkType(networkType);
 284
 285             logger.debug("Network {} created, id = {}", networkName, netInfo.getId());
 286         } else if ("HEAT".equals(mode)) {
 287
 288             HeatTemplate heatTemplate = networkResource.getHeatTemplate();
 289             if (heatTemplate == null) {
 290                 String error = String.format("Network error - undefined Heat Template. Network Type = %s", networkType);
 291                 logger.error(LoggingAnchor.THREE, MessageEnum.RA_PARAM_NOT_FOUND, ErrorCode.DataError.getValue(),
 292                         error);
 293                 throw new NetworkException(error, MsoExceptionCategory.INTERNAL);
 294             }
 295
 296             logger.debug("Got HEAT Template from DB: {}", heatTemplate);
 297
 298             // "Fix" the template if it has CR/LF (getting this from Oracle)
 299             String template = heatTemplate.getHeatTemplate();
 300             template = template.replaceAll("\r\n", "\n");
 301
 302             boolean aic3template = false;
 303             String aic3nw = AIC3_NW;
 304
 305             aic3nw = environment.getProperty(AIC3_NW_PROPERTY, AIC3_NW);
 306
 307             if (template.contains(aic3nw))
 308                 aic3template = true;
 309
 310             // First, look up to see if the Network already exists (by name).
 311             // For HEAT orchestration of networks, the stack name will always match the network name
 312             StackInfo heatStack = null;
 313             try {
 314                 heatStack = heat.queryStack(cloudSiteId, CLOUD_OWNER, tenantId, networkName);
 315             } catch (MsoException me) {
 316                 me.addContext(CREATE_NETWORK_CONTEXT);
 317                 logger.error("{} {} Create Network (heat): query network {} in {}/{}: ",
 318                         MessageEnum.RA_QUERY_NETWORK_EXC, ErrorCode.DataError.getValue(), networkName, cloudSiteId,
 319                         tenantId, me);
 320                 throw new NetworkException(me);
 321             }
 322
 323             if (heatStack != null && (heatStack.getStatus() != HeatStatus.NOTFOUND)) {
 324                 // Stack exists. Return success or error depending on input directive
 325                 if (failIfExists != null && failIfExists) {
 326                     String error = String.format("CreateNetwork: Stack %s already exists in %s/%s as %s", networkName,
 327                             cloudSiteId, tenantId, heatStack.getCanonicalName());
 328                     logger.error(LoggingAnchor.THREE, MessageEnum.RA_NETWORK_ALREADY_EXIST,
 329                             ErrorCode.DataError.getValue(), error);
 330                     throw new NetworkException(error, MsoExceptionCategory.USERDATA);
 331                 } else {
 332                     // Populate the outputs from the existing stack.
 333                     networkId.value = heatStack.getCanonicalName();
 334                     Map<String, String> sMap = new HashMap<>();
 335                     if (heatStack.getOutputs() != null) {
 336                         neutronNetworkId.value = (String) heatStack.getOutputs().get(NETWORK_ID);
 337                         rollback.value = networkRollback; // Default rollback - no updates performed
 338                         if (aic3template) {
 339                             networkFqdn.value = (String) heatStack.getOutputs().get(NETWORK_FQDN);
 340                         }
 341                         Map<String, Object> outputs = heatStack.getOutputs();
 342
 343                         for (Map.Entry<String, Object> entry : outputs.entrySet()) {
 344                             String key = entry.getKey();
 345                             if (key != null && key.startsWith("subnet")) {
 346                                 if (aic3template) // one subnet_id output
 347                                 {
 348                                     Map<String, String> map = getSubnetUUId(key, outputs, subnets);
 349                                     sMap.putAll(map);
 350                                 } else // multiples subnet_%aaid% outputs
 351                                 {
 352                                     String subnetUUId = (String) outputs.get(key);
 353                                     sMap.put(key.substring("subnet_id_".length()), subnetUUId);
 354                                 }
 355                             }
 356                         }
 357                     }
 358                     subnetIdMap.value = sMap;
 359                     logger.warn("{} {} Found Existing network stack, status={} networkName={} for {}/{}",
 360                             MessageEnum.RA_NETWORK_ALREADY_EXIST, ErrorCode.DataError.getValue(), heatStack.getStatus(),
 361                             networkName, cloudSiteId, tenantId);
 362                 }
 363                 return;
 364             }
 365
 366             // Ready to deploy the new Network
 367             // Build the common set of HEAT template parameters
 368             Map<String, Object> stackParams = populateNetworkParams(neutronNetworkType, networkName,
 369                     physicalNetworkName, vlans, routeTargets, shared, external, aic3template);
 370
 371             // Validate (and update) the input parameters against the DB definition
 372             // Shouldn't happen unless DB config is wrong, since all networks use same inputs
 373             // and inputs were already validated.
 374             try {
 375                 stackParams = heat.validateStackParams(stackParams, heatTemplate);
 376             } catch (IllegalArgumentException e) {
 377                 String error = "Create Network: Configuration Error: " + e.getMessage();
 378                 logger.error(LoggingAnchor.THREE, MessageEnum.RA_CONFIG_EXC, ErrorCode.DataError.getValue(), error, e);
 379                 // Input parameters were not valid
 380                 throw new NetworkException(error, MsoExceptionCategory.INTERNAL);
 381             }
 382
 383             if (subnets != null) {
 384                 try {
 385                     if (aic3template) {
 386                         template = mergeSubnetsAIC3(template, subnets, stackParams);
 387                     } else {
 388                         template = mergeSubnets(template, subnets);
 389                     }
 390                 } catch (MsoException me) {
 391                     me.addContext(CREATE_NETWORK_CONTEXT);
 392                     logger.error("{} {} Exception Create Network, merging subnets for network (heat) type {} in {}/{} ",
 393                             MessageEnum.RA_CREATE_NETWORK_EXC, ErrorCode.DataError.getValue(),
 394                             neutronNetworkType.toString(), cloudSiteId, tenantId, me);
 395                     throw new NetworkException(me);
 396                 }
 397             }
 398
 399             if (policyFqdns != null && !policyFqdns.isEmpty() && aic3template) {
 400                 try {
 401                     mergePolicyRefs(policyFqdns, stackParams);
 402                 } catch (MsoException me) {
 403                     me.addContext(CREATE_NETWORK_CONTEXT);
 404                     logger.error("{} {} Exception Create Network, merging policyRefs type {} in {}/{} ",
 405                             MessageEnum.RA_CREATE_NETWORK_EXC, ErrorCode.DataError.getValue(),
 406                             neutronNetworkType.toString(), cloudSiteId, tenantId, me);
 407                     throw new NetworkException(me);
 408                 }
 409             }
 410
 411             if (routeTableFqdns != null && !routeTableFqdns.isEmpty() && aic3template) {
 412                 try {
 413                     mergeRouteTableRefs(routeTableFqdns, stackParams);
 414                 } catch (MsoException me) {
 415                     me.addContext(CREATE_NETWORK_CONTEXT);
 416                     logger.error("{} {} Exception Create Network, merging routeTableRefs type {} in {}/{} ",
 417                             MessageEnum.RA_CREATE_NETWORK_EXC, ErrorCode.DataError.getValue(),
 418                             neutronNetworkType.toString(), cloudSiteId, tenantId, me);
 419                     throw new NetworkException(me);
 420                 }
 421             }
 422
 423             // Deploy the network stack
 424             // Ignore MsoStackAlreadyExists exception because we already checked.
 425             try {
 426                 if (backout == null)
 427                     backout = true;
 428                 heatStack = heat.createStack(cloudSiteId, CLOUD_OWNER, tenantId, networkName, null, template,
 429                         stackParams, true, heatTemplate.getTimeoutMinutes(), null, null, null, backout.booleanValue(),
 430                         failIfExists);
 431             } catch (MsoException me) {
 432                 me.addContext(CREATE_NETWORK_CONTEXT);
 433                 logger.error("{} {} Exception creating network type {} in {}/{} ", MessageEnum.RA_CREATE_NETWORK_EXC,
 434                         ErrorCode.DataError.getValue(), networkName, cloudSiteId, tenantId, me);
 435                 throw new NetworkException(me);
 436             }
 437
 438             // Reach this point if createStack is successful.
 439
 440             // For Heat-based orchestration, the MSO-tracked network ID is the heat stack,
 441             // and the neutronNetworkId is the network UUID returned in stack outputs.
 442             networkId.value = heatStack.getCanonicalName();
 443             if (heatStack.getOutputs() != null) {
 444                 neutronNetworkId.value = (String) heatStack.getOutputs().get(NETWORK_ID);
 445                 if (aic3template) {
 446                     networkFqdn.value = (String) heatStack.getOutputs().get(NETWORK_FQDN);
 447                 }
 448             }
 449             Map<String, Object> outputs = heatStack.getOutputs();
 450             Map<String, String> sMap = new HashMap<>();
 451             if (outputs != null) {
 452                 for (Map.Entry<String, Object> entry : outputs.entrySet()) {
 453                     String key = entry.getKey();
 454                     if (key != null && key.startsWith("subnet")) {
 455                         if (aic3template) // one subnet output expected
 456                         {
 457                             Map<String, String> map = getSubnetUUId(key, outputs, subnets);
 458                             sMap.putAll(map);
 459                         } else // multiples subnet_%aaid% outputs allowed
 460                         {
 461                             String subnetUUId = (String) outputs.get(key);
 462                             sMap.put(key.substring("subnet_id_".length()), subnetUUId);
 463                         }
 464                     }
 465                 }
 466                 networkRollback.setNeutronNetworkId((String) outputs.get(NETWORK_ID));
 467             }
 468             subnetIdMap.value = sMap;
 469
 470             rollback.value = networkRollback;
 471             // Populate remaining rollback info and response parameters.
 472             networkRollback.setNetworkStackId(heatStack.getCanonicalName());
 473             networkRollback.setNetworkCreated(true);
 474             networkRollback.setNetworkType(networkType);
 475
 476             logger.debug("Network {} successfully created via HEAT", networkName);
 477         }
 478
 479         return;
 480     }
 481
 482     @Override
 483     public void updateNetwork(String cloudSiteId, String tenantId, String networkType, String modelCustomizationUuid,
 484             String networkId, String networkName, String physicalNetworkName, List<Integer> vlans, String shared,
 485             String external, List<Subnet> subnets, Map<String, String> networkParams, MsoRequest msoRequest,
 486             Holder<Map<String, String>> subnetIdMap, Holder<NetworkRollback> rollback) throws NetworkException {
 487         updateNetwork(cloudSiteId, tenantId, networkType, modelCustomizationUuid, networkId, networkName,
 488                 physicalNetworkName, vlans, null, shared, external, subnets, null, null, msoRequest, subnetIdMap,
 489                 rollback);
 490
 491     }
 492
 493     @Override
 494     public void updateNetworkContrail(String cloudSiteId, String tenantId, String networkType,
 495             String modelCustomizationUuid, String networkId, String networkName, List<RouteTarget> routeTargets,
 496             String shared, String external, List<Subnet> subnets, Map<String, String> networkParams,
 497             List<String> policyFqdns, List<String> routeTableFqdns, MsoRequest msoRequest,
 498             Holder<Map<String, String>> subnetIdMap, Holder<NetworkRollback> rollback) throws NetworkException {
 499         updateNetwork(cloudSiteId, tenantId, networkType, modelCustomizationUuid, networkId, networkName, null, null,
 500                 routeTargets, shared, external, subnets, policyFqdns, routeTableFqdns, msoRequest, subnetIdMap,
 501                 rollback);
 502     }
 503
 504     /**
 505      * This is the "Update Network" web service implementation. It will update an existing Network of the requested type
 506      * in the specified cloud and tenant. The typical use will be to replace the VLANs with the supplied list (to add or
 507      * remove a VLAN), but other properties may be updated as well.
 508      *
 509      * There will be a pre-defined set of network types defined in the MSO Catalog. All such networks will have a
 510      * similar configuration, based on the allowable Openstack networking definitions. This includes basic networks,
 511      * provider networks (with a single VLAN), and multi-provider networks (one or more VLANs).
 512      *
 513      * Initially, all provider networks must currently be "vlan" type, and multi-provider networks must be multiple
 514      * VLANs on the same physical network.
 515      *
 516      * This service supports two modes of Network update: - via Heat Templates - via Neutron API The network
 517      * orchestration mode for each network type is declared in its catalog definition. All Heat-based templates must
 518      * support some subset of the same input parameters: network_name, physical_network, vlan, segments.
 519      *
 520      * The method returns a NetworkRollback object. This object can be passed as-is to the rollbackNetwork operation to
 521      * undo everything that was updated. This is useful if a network is successfully updated but orchestration fails on
 522      * a subsequent operation.
 523      */
 524     private void updateNetwork(String cloudSiteId, String tenantId, String networkType, String modelCustomizationUuid,
 525             String networkId, String networkName, String physicalNetworkName, List<Integer> vlans,
 526             List<RouteTarget> routeTargets, String shared, String external, List<Subnet> subnets,
 527             List<String> policyFqdns, List<String> routeTableFqdns, MsoRequest msoRequest,
 528             Holder<Map<String, String>> subnetIdMap, Holder<NetworkRollback> rollback) throws NetworkException {
 529
 530         logger.debug("***UPDATE Network adapter with Network: {} of type {} in {}/{}", networkName, networkType,
 531                 cloudSiteId, tenantId);
 532
 533         // Will capture execution time for metrics
 534         long startTime = System.currentTimeMillis();
 535
 536         // Build a default rollback object (no actions performed)
 537         NetworkRollback networkRollback = new NetworkRollback();
 538         networkRollback.setCloudId(cloudSiteId);
 539         networkRollback.setTenantId(tenantId);
 540         networkRollback.setMsoRequest(msoRequest);
 541
 542         Optional<CloudSite> cloudSiteOpt = cloudConfig.getCloudSite(cloudSiteId);
 543         if (!cloudSiteOpt.isPresent()) {
 544             String error = String.format(
 545                     "UpdateNetwork: Configuration Error. Stack %s in %s/%s: CloudSite does not exist in MSO Configuration",
 546                     networkName, cloudSiteId, tenantId);
 547             logger.error(LoggingAnchor.THREE, MessageEnum.RA_CONFIG_EXC, ErrorCode.DataError.getValue(), error);
 548             // Set the detailed error as the Exception 'message'
 549             throw new NetworkException(error, MsoExceptionCategory.USERDATA);
 550         }
 551
 552
 553
 554         NetworkResource networkResource = networkCheck(startTime, networkType, modelCustomizationUuid, networkName,
 555                 physicalNetworkName, vlans, routeTargets, cloudSiteId, cloudSiteOpt.get());
 556         String mode = networkResource.getOrchestrationMode();
 557         NetworkType neutronNetworkType = NetworkType.valueOf(networkResource.getNeutronNetworkType());
 558
 559         // Use an MsoNeutronUtils for all Neutron commands
 560
 561         if (NEUTRON_MODE.equals(mode)) {
 562
 563             // Verify that the Network exists
 564             // For Neutron-based orchestration, the networkId is the Neutron Network UUID.
 565             NetworkInfo netInfo = null;
 566             try {
 567                 netInfo = neutron.queryNetwork(networkId, tenantId, cloudSiteId);
 568             } catch (MsoException me) {
 569                 me.addContext(UPDATE_NETWORK_CONTEXT);
 570                 logger.error("{} {} Exception - queryNetwork query {} in {}/{} ", MessageEnum.RA_QUERY_NETWORK_EXC,
 571                         ErrorCode.BusinessProcesssError.getValue(), networkId, cloudSiteId, tenantId, me);
 572                 throw new NetworkException(me);
 573             }
 574
 575             if (netInfo == null) {
 576                 String error = String.format("Update Nework: Network %s does not exist in %s/%s", networkId,
 577                         cloudSiteId, tenantId);
 578                 logger.error(LoggingAnchor.THREE, MessageEnum.RA_NETWORK_NOT_FOUND,
 579                         ErrorCode.BusinessProcesssError.getValue(), error);
 580                 // Does not exist. Throw an exception (can't update a non-existent network)
 581                 throw new NetworkException(error, MsoExceptionCategory.USERDATA);
 582             }
 583             long updateNetworkStarttime = System.currentTimeMillis();
 584             try {
 585                 netInfo = neutron.updateNetwork(cloudSiteId, tenantId, networkId, neutronNetworkType,
 586                         physicalNetworkName, vlans);
 587             } catch (MsoException me) {
 588                 me.addContext(UPDATE_NETWORK_CONTEXT);
 589                 logger.error("{} {} Exception - updateNetwork {} in {}/{} ", MessageEnum.RA_UPDATE_NETWORK_ERR,
 590                         ErrorCode.DataError.getValue(), networkId, cloudSiteId, tenantId, me);
 591                 throw new NetworkException(me);
 592             }
 593
 594             // Add the network ID and previously queried vlans to the rollback object
 595             networkRollback.setNetworkId(netInfo.getId());
 596             networkRollback.setNeutronNetworkId(netInfo.getId());
 597             networkRollback.setNetworkType(networkType);
 598             // Save previous parameters
 599             networkRollback.setNetworkName(netInfo.getName());
 600             networkRollback.setPhysicalNetwork(netInfo.getProvider());
 601             networkRollback.setVlans(netInfo.getVlans());
 602
 603             logger.debug("Network {} updated, id = {}", networkId, netInfo.getId());
 604         } else if ("HEAT".equals(mode)) {
 605
 606             // First, look up to see that the Network already exists.
 607             // For Heat-based orchestration, the networkId is the network Stack ID.
 608             StackInfo heatStack = null;
 609             try {
 610                 heatStack = heat.queryStack(cloudSiteId, CLOUD_OWNER, tenantId, networkName);
 611             } catch (MsoException me) {
 612                 me.addContext(UPDATE_NETWORK_CONTEXT);
 613                 logger.error("{} {} Exception - QueryStack query {} in {}/{} ", MessageEnum.RA_QUERY_NETWORK_EXC,
 614                         ErrorCode.DataError.getValue(), networkId, cloudSiteId, tenantId, me);
 615                 throw new NetworkException(me);
 616             }
 617
 618             if (heatStack == null || (heatStack.getStatus() == HeatStatus.NOTFOUND)) {
 619                 String error = String.format("UpdateNetwork: Stack %s does not exist in %s/%s", networkName,
 620                         cloudSiteId, tenantId);
 621                 logger.error(LoggingAnchor.THREE, MessageEnum.RA_NETWORK_NOT_FOUND, ErrorCode.DataError.getValue(),
 622                         error);
 623                 // Network stack does not exist. Return an error
 624                 throw new NetworkException(error, MsoExceptionCategory.USERDATA);
 625             }
 626
 627             // Get the previous parameters for rollback
 628             Map<String, Object> heatParams = heatStack.getParameters();
 629
 630             String previousNetworkName = (String) heatParams.get("network_name");
 631             String previousPhysicalNetwork = (String) heatParams.get(PHYSICAL_NETWORK);
 632
 633             List<Integer> previousVlans = new ArrayList<>();
 634             String vlansParam = (String) heatParams.get(VLANS);
 635             if (vlansParam != null) {
 636                 for (String vlan : vlansParam.split(",")) {
 637                     try {
 638                         previousVlans.add(Integer.parseInt(vlan));
 639                     } catch (NumberFormatException e) {
 640                         logger.warn("{} {} Exception - VLAN parse for params {} ", MessageEnum.RA_VLAN_PARSE,
 641                                 ErrorCode.DataError.getValue(), vlansParam, e);
 642                     }
 643                 }
 644             }
 645             logger.debug("Update Stack:  Previous VLANS: {}", previousVlans);
 646
 647             // Ready to deploy the updated Network via Heat
 648
 649
 650             HeatTemplate heatTemplate = networkResource.getHeatTemplate();
 651             if (heatTemplate == null) {
 652                 String error = "Network error - undefined Heat Template. Network Type=" + networkType;
 653                 logger.error(LoggingAnchor.THREE, MessageEnum.RA_PARAM_NOT_FOUND, ErrorCode.DataError.getValue(),
 654                         error);
 655                 throw new NetworkException(error, MsoExceptionCategory.INTERNAL);
 656             }
 657
 658             logger.debug("Got HEAT Template from DB: {}", heatTemplate);
 659
 660             // "Fix" the template if it has CR/LF (getting this from Oracle)
 661             String template = heatTemplate.getHeatTemplate();
 662             template = template.replaceAll("\r\n", "\n");
 663
 664             boolean aic3template = false;
 665             String aic3nw = AIC3_NW;
 666
 667             aic3nw = environment.getProperty(AIC3_NW_PROPERTY, AIC3_NW);
 668
 669             if (template.contains(aic3nw))
 670                 aic3template = true;
 671
 672             // Build the common set of HEAT template parameters
 673             Map<String, Object> stackParams = populateNetworkParams(neutronNetworkType, networkName,
 674                     physicalNetworkName, vlans, routeTargets, shared, external, aic3template);
 675
 676             // Validate (and update) the input parameters against the DB definition
 677             // Shouldn't happen unless DB config is wrong, since all networks use same inputs
 678             try {
 679                 stackParams = heat.validateStackParams(stackParams, heatTemplate);
 680             } catch (IllegalArgumentException e) {
 681                 String error = "UpdateNetwork: Configuration Error: Network Type=" + networkType;
 682                 logger.error(LoggingAnchor.THREE, MessageEnum.RA_CONFIG_EXC, ErrorCode.DataError.getValue(), error);
 683                 throw new NetworkException(error, MsoExceptionCategory.INTERNAL, e);
 684             }
 685
 686             if (subnets != null) {
 687                 try {
 688                     if (aic3template) {
 689                         template = mergeSubnetsAIC3(template, subnets, stackParams);
 690                     } else {
 691                         template = mergeSubnets(template, subnets);
 692                     }
 693                 } catch (MsoException me) {
 694                     me.addContext(UPDATE_NETWORK_CONTEXT);
 695                     logger.error("{} {} Exception - UpdateNetwork mergeSubnets for network type {} in {}/{} ",
 696                             MessageEnum.RA_UPDATE_NETWORK_ERR, ErrorCode.DataError.getValue(),
 697                             neutronNetworkType.toString(), cloudSiteId, tenantId, me);
 698                     throw new NetworkException(me);
 699                 }
 700             }
 701
 702             if (policyFqdns != null && aic3template) {
 703                 try {
 704                     mergePolicyRefs(policyFqdns, stackParams);
 705                 } catch (MsoException me) {
 706                     me.addContext(UPDATE_NETWORK_CONTEXT);
 707                     logger.error("{} {} Exception - UpdateNetwork mergePolicyRefs type {} in {}/{} ",
 708                             MessageEnum.RA_UPDATE_NETWORK_ERR, ErrorCode.DataError.getValue(),
 709                             neutronNetworkType.toString(), cloudSiteId, tenantId, me);
 710                     throw new NetworkException(me);
 711                 }
 712             }
 713
 714             if (routeTableFqdns != null && !routeTableFqdns.isEmpty() && aic3template) {
 715                 try {
 716                     mergeRouteTableRefs(routeTableFqdns, stackParams);
 717                 } catch (MsoException me) {
 718                     me.addContext(UPDATE_NETWORK_CONTEXT);
 719                     logger.error("{} {} Exception - UpdateNetwork mergeRouteTableRefs type {} in {}/{} ",
 720                             MessageEnum.RA_UPDATE_NETWORK_ERR, ErrorCode.DataError.getValue(),
 721                             neutronNetworkType.toString(), cloudSiteId, tenantId, me);
 722                     throw new NetworkException(me);
 723                 }
 724             }
 725
 726             // Update the network stack
 727             // Ignore MsoStackNotFound exception because we already checked.
 728             try {
 729                 heatStack = heatWithUpdate.updateStack(cloudSiteId, CLOUD_OWNER, tenantId, networkId, template,
 730                         stackParams, true, heatTemplate.getTimeoutMinutes());
 731             } catch (MsoException me) {
 732                 me.addContext(UPDATE_NETWORK_CONTEXT);
 733                 logger.error("{} {} Exception - update network {} in {}/{} ", MessageEnum.RA_UPDATE_NETWORK_ERR,
 734                         ErrorCode.DataError.getValue(), networkId, cloudSiteId, tenantId, me);
 735                 throw new NetworkException(me);
 736             }
 737
 738             Map<String, Object> outputs = heatStack.getOutputs();
 739             Map<String, String> sMap = new HashMap<>();
 740             if (outputs != null) {
 741                 for (Map.Entry<String, Object> entry : outputs.entrySet()) {
 742                     String key = entry.getKey();
 743                     if (key != null && key.startsWith("subnet")) {
 744                         if (aic3template) // one subnet output expected
 745                         {
 746                             Map<String, String> map = getSubnetUUId(key, outputs, subnets);
 747                             sMap.putAll(map);
 748                         } else // multiples subnet_%aaid% outputs allowed
 749                         {
 750                             String subnetUUId = (String) outputs.get(key);
 751                             sMap.put(key.substring("subnet_id_".length()), subnetUUId);
 752                         }
 753                     }
 754                 }
 755             }
 756             subnetIdMap.value = sMap;
 757
 758             // Reach this point if createStack is successful.
 759             // Populate remaining rollback info and response parameters.
 760             networkRollback.setNetworkStackId(heatStack.getCanonicalName());
 761             if (null != outputs) {
 762                 networkRollback.setNeutronNetworkId((String) outputs.get(NETWORK_ID));
 763             } else {
 764                 logger.debug("outputs is NULL");
 765             }
 766             networkRollback.setNetworkType(networkType);
 767             // Save previous parameters
 768             networkRollback.setNetworkName(previousNetworkName);
 769             networkRollback.setPhysicalNetwork(previousPhysicalNetwork);
 770             networkRollback.setVlans(previousVlans);
 771
 772             rollback.value = networkRollback;
 773
 774             logger.debug("Network {} successfully updated via HEAT", networkId);
 775         }
 776
 777         return;
 778     }
 779
 780     private NetworkResource networkCheck(long startTime, String networkType, String modelCustomizationUuid,
 781             String networkName, String physicalNetworkName, List<Integer> vlans, List<RouteTarget> routeTargets,
 782             String cloudSiteId, CloudSite cloudSite) throws NetworkException {
 783         // Retrieve the Network Resource definition
 784         NetworkResource networkResource = null;
 785         NetworkResourceCustomization networkCust = null;
 786         CollectionNetworkResourceCustomization collectionNetworkCust = null;
 787         if (commonUtils.isNullOrEmpty(modelCustomizationUuid)) {
 788             if (!commonUtils.isNullOrEmpty(networkType)) {
 789                 networkResource = networkResourceRepo.findFirstByModelNameOrderByModelVersionDesc(networkType);
 790             }
 791         } else {
 792             networkCust = networkCustomRepo.findOneByModelCustomizationUUID(modelCustomizationUuid);
 793             if (networkCust == null) {
 794                 collectionNetworkCust =
 795                         collectionNetworkCustomRepo.findOneByModelCustomizationUUID(modelCustomizationUuid);
 796             }
 797         }
 798         if (networkCust != null) {
 799             logger.debug("Got Network Customization definition from Catalog: {}", networkCust);
 800
 801             networkResource = networkCust.getNetworkResource();
 802         } else if (collectionNetworkCust != null) {
 803             logger.debug("Retrieved Collection Network Resource Customization from Catalog: {}", collectionNetworkCust);
 804             networkResource = collectionNetworkCust.getNetworkResource();
 805         }
 806         if (networkResource == null) {
 807             String error = String.format(
 808                     "Create/UpdateNetwork: Unable to get network resource with NetworkType: %s or ModelCustomizationUUID:%s",
 809                     networkType, modelCustomizationUuid);
 810             logger.error(LoggingAnchor.THREE, MessageEnum.RA_UNKOWN_PARAM, ErrorCode.DataError.getValue(), error);
 811
 812             throw new NetworkException(error, MsoExceptionCategory.USERDATA);
 813         }
 814         logger.debug(LOG_DEBUG_MSG, networkResource);
 815
 816         String mode = networkResource.getOrchestrationMode();
 817         NetworkType neutronNetworkType = NetworkType.valueOf(networkResource.getNeutronNetworkType());
 818
 819         // All Networks are orchestrated via HEAT or Neutron
 820         if (!("HEAT".equals(mode) || NEUTRON_MODE.equals(mode))) {
 821             String error = "CreateNetwork: Configuration Error: Network Type = " + networkType;
 822             logger.error(LoggingAnchor.THREE, MessageEnum.RA_NETWORK_ORCHE_MODE_NOT_SUPPORT,
 823                     ErrorCode.DataError.getValue(), error);
 824             throw new NetworkException(error, MsoExceptionCategory.INTERNAL);
 825         }
 826
 827         MavenLikeVersioning aicV = new MavenLikeVersioning();
 828         aicV.setVersion(cloudSite.getCloudVersion());
 829         if ((aicV.isMoreRecentThan(networkResource.getAicVersionMin())
 830                 || aicV.isTheSameVersion(networkResource.getAicVersionMin())) // aic
 831                 // >=
 832                 // min
 833                 && (aicV.isTheSameVersion(networkResource.getAicVersionMax())
 834                         || !(aicV.isMoreRecentThan(networkResource.getAicVersionMax())))) // aic <= max
 835         {
 836             logger.debug("Network Type:{} VersionMin:{} VersionMax:{} supported on Cloud:{} with AIC_Version:{}",
 837                     networkType, networkResource.getAicVersionMin(), networkResource.getAicVersionMax(), cloudSiteId,
 838                     cloudSite.getCloudVersion());
 839         } else {
 840             String error = String.format(
 841                     "Network Type:%s Version_Min:%s Version_Max:%s not supported on Cloud:%s with AIC_Version:%s",
 842                     networkType, networkResource.getAicVersionMin(), networkResource.getAicVersionMax(), cloudSiteId,
 843                     cloudSite.getCloudVersion());
 844             logger.error(LoggingAnchor.THREE, MessageEnum.RA_CONFIG_EXC, ErrorCode.DataError.getValue(), error);
 845             throw new NetworkException(error, MsoExceptionCategory.USERDATA);
 846         }
 847
 848         // Validate the Network parameters.
 849         String missing =
 850                 validateNetworkParams(neutronNetworkType, networkName, physicalNetworkName, vlans, routeTargets);
 851         if (!missing.isEmpty()) {
 852             String error = "Create Network: Missing parameters: " + missing;
 853             logger.error(LoggingAnchor.THREE, MessageEnum.RA_MISSING_PARAM, ErrorCode.DataError.getValue(), error);
 854
 855             throw new NetworkException(error, MsoExceptionCategory.USERDATA);
 856         }
 857
 858         return networkResource;
 859     }
 860
 861     @Override
 862     public void queryNetwork(String cloudSiteId, String tenantId, String networkNameOrId, MsoRequest msoRequest,
 863             Holder<Boolean> networkExists, Holder<String> networkId, Holder<String> neutronNetworkId,
 864             Holder<NetworkStatus> status, Holder<List<Integer>> vlans, Holder<Map<String, String>> subnetIdMap)
 865             throws NetworkException {
 866         queryNetwork(cloudSiteId, tenantId, networkNameOrId, msoRequest, networkExists, networkId, neutronNetworkId,
 867                 status, vlans, null, subnetIdMap);
 868     }
 869
 870     @Override
 871     public void queryNetworkContrail(String cloudSiteId, String tenantId, String networkNameOrId, MsoRequest msoRequest,
 872             Holder<Boolean> networkExists, Holder<String> networkId, Holder<String> neutronNetworkId,
 873             Holder<NetworkStatus> status, Holder<List<RouteTarget>> routeTargets,
 874             Holder<Map<String, String>> subnetIdMap) throws NetworkException {
 875         queryNetwork(cloudSiteId, tenantId, networkNameOrId, msoRequest, networkExists, networkId, neutronNetworkId,
 876                 status, null, routeTargets, subnetIdMap);
 877     }
 878
 879     /**
 880      * This is the queryNetwork method. It returns the existence and status of the specified network, along with its
 881      * Neutron UUID and list of VLANs. This method attempts to find the network using both Heat and Neutron. Heat stacks
 882      * are first searched based on the provided network name/id. If none is found, the Neutron is directly queried.
 883      */
 884     private void queryNetwork(String cloudSiteId, String tenantId, String networkNameOrId, MsoRequest msoRequest,
 885             Holder<Boolean> networkExists, Holder<String> networkId, Holder<String> neutronNetworkId,
 886             Holder<NetworkStatus> status, Holder<List<Integer>> vlans, Holder<List<RouteTarget>> routeTargets,
 887             Holder<Map<String, String>> subnetIdMap) throws NetworkException {
 888
 889         logger.debug("*** QUERY Network with Network: {} in {}/{}", networkNameOrId, cloudSiteId, tenantId);
 890
 891         if (commonUtils.isNullOrEmpty(cloudSiteId) || commonUtils.isNullOrEmpty(tenantId)
 892                 || commonUtils.isNullOrEmpty(networkNameOrId)) {
 893
 894             String error = "Missing mandatory parameter cloudSiteId, tenantId or networkId";
 895             logger.error(LoggingAnchor.THREE, MessageEnum.RA_MISSING_PARAM, ErrorCode.DataError.getValue(), error);
 896             throw new NetworkException(error, MsoExceptionCategory.USERDATA);
 897         }
 898
 899         Optional<CloudSite> cloudSiteOpt = cloudConfig.getCloudSite(cloudSiteId);
 900         if (!cloudSiteOpt.isPresent()) {
 901             String error = String.format(
 902                     "Configuration Error. Stack %s in %s/%s: CloudSite does not exist in MSO Configuration",
 903                     networkNameOrId, cloudSiteId, tenantId);
 904             logger.error(LoggingAnchor.THREE, MessageEnum.RA_CONFIG_EXC, ErrorCode.DataError.getValue(), error);
 905             // Set the detailed error as the Exception 'message'
 906             throw new NetworkException(error, MsoExceptionCategory.USERDATA);
 907         }
 908
 909         // Use MsoNeutronUtils for all NEUTRON commands
 910
 911         String mode;
 912         String neutronId = null;
 913         // Try Heat first, since networks may be named the same as the Heat stack
 914         StackInfo heatStack = null;
 915         try {
 916             heatStack = heat.queryStack(cloudSiteId, CLOUD_OWNER, tenantId, networkNameOrId);
 917         } catch (MsoException me) {
 918             me.addContext("QueryNetwork");
 919             logger.error("{} {} Exception - Query Network (heat): {} in {}/{} ", MessageEnum.RA_QUERY_NETWORK_EXC,
 920                     ErrorCode.DataError.getValue(), networkNameOrId, cloudSiteId, tenantId, me);
 921             throw new NetworkException(me);
 922         }
 923
 924         // Populate the outputs based on the returned Stack information
 925         if (heatStack != null && heatStack.getStatus() != HeatStatus.NOTFOUND) {
 926             // Found it. Get the neutronNetworkId for further query
 927             Map<String, String> sMap = new HashMap<>();
 928             Map<String, Object> outputs = heatStack.getOutputs();
 929             mode = "HEAT";
 930             if (outputs != null) {
 931                 neutronId = (String) outputs.get(NETWORK_ID);
 932
 933                 for (String key : outputs.keySet()) {
 934                     if (key != null && key.startsWith("subnet_id_")) // multiples subnet_%aaid% outputs
 935                     {
 936                         String subnetUUId = (String) outputs.get(key);
 937                         sMap.put(key.substring("subnet_id_".length()), subnetUUId);
 938                     } else if (key != null && key.startsWith("subnet")) // one subnet output expected
 939                     {
 940                         Map<String, String> map = getSubnetUUId(key, outputs, null);
 941                         sMap.putAll(map);
 942                     }
 943
 944                 }
 945             }
 946             subnetIdMap.value = sMap;
 947         } else {
 948             // Input ID was not a Heat stack ID. Try it directly in Neutron
 949             neutronId = networkNameOrId;
 950             mode = NEUTRON_MODE;
 951         }
 952
 953         // Query directly against the Neutron Network for the details
 954         // no RouteTargets available for ContrailV2 in neutron net-show
 955         // networkId is heatStackId
 956         try {
 957             NetworkInfo netInfo = neutron.queryNetwork(neutronId, tenantId, cloudSiteId);
 958             if (netInfo != null) {
 959                 // Found. Populate the output elements
 960                 networkExists.value = Boolean.TRUE;
 961                 if ("HEAT".equals(mode) && heatStack != null) {
 962                     networkId.value = heatStack.getCanonicalName();
 963                 } else {
 964                     networkId.value = netInfo.getId();
 965                 }
 966                 neutronNetworkId.value = netInfo.getId();
 967                 status.value = netInfo.getStatus();
 968                 if (vlans != null)
 969                     vlans.value = netInfo.getVlans();
 970
 971                 logger.debug("Network {} found({}), ID = {}{}", networkNameOrId, mode, networkId.value,
 972                         ("HEAT".equals(mode) ? ",NeutronId = " + neutronNetworkId.value : ""));
 973             } else {
 974                 // Not found. Populate the status fields, leave the rest null
 975                 networkExists.value = Boolean.FALSE;
 976                 status.value = NetworkStatus.NOTFOUND;
 977                 neutronNetworkId.value = null;
 978                 if (vlans != null)
 979                     vlans.value = new ArrayList<>();
 980
 981                 logger.debug("Network {} not found", networkNameOrId);
 982             }
 983         } catch (MsoException me) {
 984             me.addContext("QueryNetwork");
 985             logger.error("{} {} Exception - Query Network (neutron): {} in {}/{} ", MessageEnum.RA_QUERY_NETWORK_EXC,
 986                     ErrorCode.DataError.getValue(), networkNameOrId, cloudSiteId, tenantId, me);
 987             throw new NetworkException(me);
 988         }
 989         return;
 990     }
 991
 992     /**
 993      * This is the "Delete Network" web service implementation. It will delete a Network in the specified cloud and
 994      * tenant.
 995      *
 996      * If the network is not found, it is treated as a success.
 997      *
 998      * This service supports two modes of Network creation/update/delete: - via Heat Templates - via Neutron API The
 999      * network orchestration mode for each network type is declared in its catalog definition.
1000      *
1001      * For Heat-based orchestration, the networkId should be the stack ID. For Neutron-based orchestration, the
1002      * networkId should be the Neutron network UUID.
1003      *
1004      * The method returns nothing on success. Rollback is not possible for delete commands, so any failure on delete
1005      * will require manual fallout in the client.
1006      */
1007     @Override
1008     public void deleteNetwork(String cloudSiteId, String tenantId, String networkType, String modelCustomizationUuid,
1009             String networkId, MsoRequest msoRequest, Holder<Boolean> networkDeleted) throws NetworkException {
1010         logger.debug("*** DELETE Network adapter with Network: {} in {}/{}", networkId, cloudSiteId, tenantId);
1011         if (commonUtils.isNullOrEmpty(cloudSiteId) || commonUtils.isNullOrEmpty(tenantId)
1012                 || commonUtils.isNullOrEmpty(networkId)) {
1013             String error = "Missing mandatory parameter cloudSiteId, tenantId or networkId";
1014             logger.error(LoggingAnchor.THREE, MessageEnum.RA_MISSING_PARAM, ErrorCode.DataError.getValue(), error);
1015             throw new NetworkException(error, MsoExceptionCategory.USERDATA);
1016         }
1017
1018         // Retrieve the Network Resource definition
1019         NetworkResource networkResource = null;
1020
1021         if (commonUtils.isNullOrEmpty(modelCustomizationUuid)) {
1022             if (!commonUtils.isNullOrEmpty(networkType)) {
1023                 networkResource = networkResourceRepo.findFirstByModelNameOrderByModelVersionDesc(networkType);
1024             }
1025         } else {
1026             NetworkResourceCustomization nrc =
1027                     networkCustomRepo.findOneByModelCustomizationUUID(modelCustomizationUuid);
1028             if (nrc != null) {
1029                 networkResource = nrc.getNetworkResource();
1030             }
1031         }
1032
1033         String mode = "";
1034         if (networkResource != null) {
1035             logger.debug(LOG_DEBUG_MSG, networkResource.toString());
1036             mode = networkResource.getOrchestrationMode();
1037         }
1038
1039         if (NEUTRON_MODE.equals(mode)) {
1040             try {
1041                 boolean deleted = neutron.deleteNetwork(networkId, tenantId, cloudSiteId);
1042                 networkDeleted.value = deleted;
1043             } catch (MsoException me) {
1044                 me.addContext("DeleteNetwork");
1045                 logger.error("{} {} Delete Network (neutron): {} in {}/{} ", MessageEnum.RA_DELETE_NETWORK_EXC,
1046                         ErrorCode.DataError.getValue(), networkId, cloudSiteId, tenantId, me);
1047                 throw new NetworkException(me);
1048             }
1049         } else {
1050             try {
1051                 heat.deleteStack(tenantId, CLOUD_OWNER, cloudSiteId, networkId, true, 120);
1052                 networkDeleted.value = true;
1053             } catch (MsoException me) {
1054                 me.addContext("DeleteNetwork");
1055                 logger.error("{} {} Delete Network (heat): {} in {}/{} ", MessageEnum.RA_DELETE_NETWORK_EXC,
1056                         ErrorCode.DataError.getValue(), networkId, cloudSiteId, tenantId, me);
1057                 throw new NetworkException(me);
1058             }
1059         }
1060     }
1061
1062     /**
1063      * This web service endpoint will rollback a previous Create VNF operation. A rollback object is returned to the
1064      * client in a successful creation response. The client can pass that object as-is back to the rollbackVnf operation
1065      * to undo the creation.
1066      *
1067      * The rollback includes removing the VNF and deleting the tenant if the tenant did not exist prior to the VNF
1068      * creation.
1069      */
1070     @Override
1071     public void rollbackNetwork(NetworkRollback rollback) throws NetworkException {
1072         if (rollback == null) {
1073             logger.error("{} {} rollback is null", MessageEnum.RA_ROLLBACK_NULL, ErrorCode.DataError.getValue());
1074             return;
1075         }
1076
1077         // Get the elements of the VnfRollback object for easier access
1078         String cloudSiteId = rollback.getCloudId();
1079         String tenantId = rollback.getTenantId();
1080         String networkId = rollback.getNetworkStackId();
1081         String networkType = rollback.getNetworkType();
1082         String modelCustomizationUuid = rollback.getModelCustomizationUuid();
1083
1084         logger.debug("*** ROLLBACK Network {} in {}/{}", networkId, cloudSiteId, tenantId);
1085         // Retrieve the Network Resource definition
1086         NetworkResource networkResource = null;
1087         if (commonUtils.isNullOrEmpty(modelCustomizationUuid)) {
1088             networkResource = networkCustomRepo.findOneByNetworkType(networkType).getNetworkResource();
1089         } else {
1090             networkResource =
1091                     networkCustomRepo.findOneByModelCustomizationUUID(modelCustomizationUuid).getNetworkResource();
1092         }
1093         String mode = "";
1094         if (networkResource != null) {
1095
1096             logger.debug(LOG_DEBUG_MSG, networkResource);
1097
1098             mode = networkResource.getOrchestrationMode();
1099         }
1100
1101         if (rollback.getNetworkCreated()) {
1102             if (NEUTRON_MODE.equals(mode)) {
1103                 try {
1104                     neutron.deleteNetwork(networkId, tenantId, cloudSiteId);
1105                 } catch (MsoException me) {
1106                     me.addContext("RollbackNetwork");
1107                     logger.error("{} {} Exception - Rollback Network (neutron): {} in {}/{} ",
1108                             MessageEnum.RA_DELETE_NETWORK_EXC, ErrorCode.BusinessProcesssError.getValue(), networkId,
1109                             cloudSiteId, tenantId, me);
1110                     throw new NetworkException(me);
1111                 }
1112             } else {
1113                 try {
1114                     heat.deleteStack(tenantId, CLOUD_OWNER, cloudSiteId, networkId, true, 120);
1115                 } catch (MsoException me) {
1116                     me.addContext("RollbackNetwork");
1117                     logger.error("{} {} Exception - Rollback Network (heat): {} in {}/{} ",
1118                             MessageEnum.RA_DELETE_NETWORK_EXC, ErrorCode.BusinessProcesssError.getValue(), networkId,
1119                             cloudSiteId, tenantId, me);
1120                     throw new NetworkException(me);
1121                 }
1122             }
1123         }
1124     }
1125
1126     private String validateNetworkParams(NetworkType neutronNetworkType, String networkName, String physicalNetwork,
1127             List<Integer> vlans, List<RouteTarget> routeTargets) {
1128         String sep = "";
1129         StringBuilder missing = new StringBuilder();
1130         if (commonUtils.isNullOrEmpty(networkName)) {
1131             missing.append("networkName");
1132             sep = ",";
1133         }
1134
1135         if (neutronNetworkType == NetworkType.PROVIDER || neutronNetworkType == NetworkType.MULTI_PROVIDER) {
1136             if (commonUtils.isNullOrEmpty(physicalNetwork)) {
1137                 missing.append(sep).append("physicalNetworkName");
1138                 sep = ",";
1139             }
1140             if (vlans == null || vlans.isEmpty()) {
1141                 missing.append(sep).append(VLANS);
1142             }
1143         }
1144
1145         return missing.toString();
1146     }
1147
1148     private Map<String, Object> populateNetworkParams(NetworkType neutronNetworkType, String networkName,
1149             String physicalNetwork, List<Integer> vlans, List<RouteTarget> routeTargets, String shared, String external,
1150             boolean aic3template) {
1151         // Build the common set of HEAT template parameters
1152         Map<String, Object> stackParams = new HashMap<>();
1153         stackParams.put("network_name", networkName);
1154
1155         if (neutronNetworkType == NetworkType.PROVIDER) {
1156             // For Provider type
1157             stackParams.put(PHYSICAL_NETWORK, physicalNetwork);
1158             stackParams.put("vlan", vlans.get(0).toString());
1159         } else if (neutronNetworkType == NetworkType.MULTI_PROVIDER) {
1160             // For Multi-provider, PO supports a custom resource extension of ProviderNet.
1161             // It supports all ProviderNet properties except segmentation_id, and adds a
1162             // comma-separated-list of VLANs as a "segments" property.
1163             // Note that this does not match the Neutron definition of Multi-Provider network,
1164             // which contains a list of 'segments', each having physical_network, network_type,
1165             // and segmentation_id.
1166             StringBuilder buf = new StringBuilder();
1167             String sep = "";
1168             for (Integer vlan : vlans) {
1169                 buf.append(sep).append(vlan.toString());
1170                 sep = ",";
1171             }
1172             String csl = buf.toString();
1173
1174             stackParams.put(PHYSICAL_NETWORK, physicalNetwork);
1175             stackParams.put(VLANS, csl);
1176         }
1177         if (routeTargets != null) {
1178
1179             String rtGlobal = "";
1180             String rtImport = "";
1181             String rtExport = "";
1182             String sep = "";
1183             for (RouteTarget rt : routeTargets) {
1184                 boolean rtIsNull = false;
1185                 if (rt != null) {
1186                     String routeTarget = rt.getRouteTarget();
1187                     String routeTargetRole = rt.getRouteTargetRole();
1188                     logger.debug("Checking for an actually null route target: {}", rt);
1189                     if (routeTarget == null || routeTarget.equals("") || routeTarget.equalsIgnoreCase("null"))
1190                         rtIsNull = true;
1191                     if (routeTargetRole == null || routeTargetRole.equals("")
1192                             || routeTargetRole.equalsIgnoreCase("null"))
1193                         rtIsNull = true;
1194                 } else {
1195                     rtIsNull = true;
1196                 }
1197                 if (!rtIsNull) {
1198                     logger.debug("Input RT:{}", rt);
1199                     String role = rt.getRouteTargetRole();
1200                     String rtValue = rt.getRouteTarget();
1201
1202                     if ("IMPORT".equalsIgnoreCase(role)) {
1203                         sep = rtImport.isEmpty() ? "" : ",";
1204                         rtImport = aic3template ? rtImport + sep + "target:" + rtValue : rtImport + sep + rtValue;
1205                     } else if ("EXPORT".equalsIgnoreCase(role)) {
1206                         sep = rtExport.isEmpty() ? "" : ",";
1207                         rtExport = aic3template ? rtExport + sep + "target:" + rtValue : rtExport + sep + rtValue;
1208                     } else // covers BOTH, empty etc
1209                     {
1210                         sep = rtGlobal.isEmpty() ? "" : ",";
1211                         rtGlobal = aic3template ? rtGlobal + sep + "target:" + rtValue : rtGlobal + sep + rtValue;
1212                     }
1213
1214                 }
1215             }
1216
1217             if (!rtImport.isEmpty()) {
1218                 stackParams.put("route_targets_import", rtImport);
1219             }
1220             if (!rtExport.isEmpty()) {
1221                 stackParams.put("route_targets_export", rtExport);
1222             }
1223             if (!rtGlobal.isEmpty()) {
1224                 stackParams.put("route_targets", rtGlobal);
1225             }
1226         }
1227         if (commonUtils.isNullOrEmpty(shared)) {
1228             stackParams.put("shared", "False");
1229         } else {
1230             stackParams.put("shared", shared);
1231         }
1232         if (commonUtils.isNullOrEmpty(external)) {
1233             stackParams.put("external", "False");
1234         } else {
1235             stackParams.put("external", external);
1236         }
1237         return stackParams;
1238     }
1239
1240
1241
1242     /**
1243      * policyRef_list structure in stackParams [ { "network_policy_refs_data_sequence": {
1244      * "network_policy_refs_data_sequence_major": "1", "network_policy_refs_data_sequence_minor": "0" } }, {
1245      * "network_policy_refs_data_sequence": { "network_policy_refs_data_sequence_major": "2",
1246      * "network_policy_refs_data_sequence_minor": "0" } } ]
1247      **/
1248     private void mergePolicyRefs(List<String> pFqdns, Map<String, Object> stackParams) throws MsoException {
1249         // Resource Property
1250         List<ContrailPolicyRef> prlist = new ArrayList<>();
1251         int index = 1;
1252
1253         if (pFqdns != null) {
1254             for (String pf : pFqdns) {
1255                 if (!commonUtils.isNullOrEmpty(pf)) {
1256                     ContrailPolicyRef pr = new ContrailPolicyRef();
1257                     ContrailPolicyRefSeq refSeq = new ContrailPolicyRefSeq(String.valueOf(index), "0");
1258                     pr.setSeq(refSeq);
1259                     index++;
1260                     logger.debug("Contrail PolicyRefs Data:{}", pr);
1261                     prlist.add(pr);
1262                 }
1263             }
1264         } else {
1265             String error = "Null pFqdns at start of mergePolicyRefs";
1266             logger.error(LoggingAnchor.THREE, MessageEnum.RA_MARSHING_ERROR, ErrorCode.BusinessProcesssError.getValue(),
1267                     error);
1268             throw new MsoAdapterException(error);
1269         }
1270
1271         JsonNode node = null;
1272         try {
1273             ObjectMapper mapper = new ObjectMapper();
1274             node = mapper.convertValue(prlist, JsonNode.class);
1275             String jsonString = mapper.writeValueAsString(prlist);
1276             logger.debug("Json PolicyRefs Data:{}", jsonString);
1277         } catch (Exception e) {
1278             String error = "Error creating JsonNode for policyRefs Data";
1279             logger.error(LoggingAnchor.THREE, MessageEnum.RA_MARSHING_ERROR, ErrorCode.BusinessProcesssError.getValue(),
1280                     error, e);
1281             throw new MsoAdapterException(error);
1282         }
1283         // update parameters
1284         if (pFqdns != null && node != null) {
1285             StringBuilder buf = new StringBuilder();
1286             String sep = "";
1287             for (String pf : pFqdns) {
1288                 if (!commonUtils.isNullOrEmpty(pf)) {
1289                     buf.append(sep).append(pf);
1290                     sep = ",";
1291                 }
1292             }
1293             String csl = buf.toString();
1294             stackParams.put("policy_refs", csl);
1295             stackParams.put("policy_refsdata", node);
1296         }
1297
1298         logger.debug("StackParams updated with policy refs");
1299         return;
1300     }
1301
1302     private void mergeRouteTableRefs(List<String> rtFqdns, Map<String, Object> stackParams) throws MsoException {
1303
1304         // update parameters
1305         if (rtFqdns != null) {
1306             StringBuilder buf = new StringBuilder();
1307             String sep = "";
1308             for (String rtf : rtFqdns) {
1309                 if (!commonUtils.isNullOrEmpty(rtf)) {
1310                     buf.append(sep).append(rtf);
1311                     sep = ",";
1312                 }
1313             }
1314             String csl = buf.toString();
1315             stackParams.put("route_table_refs", csl);
1316         }
1317
1318         logger.debug("StackParams updated with route_table refs");
1319         return;
1320     }
1321
1322
1323     /***
1324      * Subnet Output structure from Juniper { "ipam_subnets": [ { "subnet": { "ip_prefix": "10.100.1.0",
1325      * "ip_prefix_len": 28 }, "addr_from_start": null, "enable_dhcp": false, "default_gateway": "10.100.1.1",
1326      * "dns_nameservers": [], "dhcp_option_list": null, "subnet_uuid": "10391fbf-6b9c-4160-825d-2d018b7649cf",
1327      * "allocation_pools": [ { "start": "10.100.1.3", "end": "10.100.1.5" }, { "start": "10.100.1.6", "end":
1328      * "10.100.1.9" } ], "host_routes": null, "dns_server_address": "10.100.1.13", "subnet_name":
1329      * "subnet_MsoNW1_692c9032-e1a2-4d64-828c-7b9a4fcc05b0" }, { "subnet": { "ip_prefix": "10.100.2.16",
1330      * "ip_prefix_len": 28 }, "addr_from_start": null, "enable_dhcp": true, "default_gateway": "10.100.2.17",
1331      * "dns_nameservers": [], "dhcp_option_list": null, "subnet_uuid": "c7aac5ea-66fe-443a-85f9-9c38a608c0f6",
1332      * "allocation_pools": [ { "start": "10.100.2.18", "end": "10.100.2.20" } ], "host_routes": null,
1333      * "dns_server_address": "10.100.2.29", "subnet_name": "subnet_MsoNW1_692c9032-e1a2-4d64-828c-7b9a4fcc05b1" } ],
1334      * "host_routes": null }
1335      ***/
1336     private String mergeSubnetsAIC3(String heatTemplate, List<Subnet> subnets, Map<String, Object> stackParams)
1337             throws MsoException {
1338
1339         // Resource Property
1340         List<ContrailSubnet> cslist = new ArrayList<>();
1341         for (Subnet subnet : subnets) {
1342             logger.debug("Input Subnet:{}", subnet);
1343             ContrailSubnet cs = new ContrailSubnetMapper(subnet).map();
1344             logger.debug("Contrail Subnet:{}", cs);
1345             cslist.add(cs);
1346         }
1347
1348         JsonNode node = null;
1349         try {
1350             ObjectMapper mapper = new ObjectMapper();
1351             node = mapper.convertValue(cslist, JsonNode.class);
1352             String jsonString = mapper.writeValueAsString(cslist);
1353             logger.debug("Json Subnet List:{}", jsonString);
1354         } catch (Exception e) {
1355             String error = "Error creating JsonNode from input subnets";
1356             logger.error(LoggingAnchor.THREE, MessageEnum.RA_MARSHING_ERROR, ErrorCode.DataError.getValue(), error, e);
1357             throw new MsoAdapterException(error);
1358         }
1359         // update parameters
1360         if (node != null) {
1361             stackParams.put("subnet_list", node);
1362         }
1363         // Outputs - All subnets are in one ipam_subnets structure
1364         String outputTempl = "  subnet:\n" + "    description: Openstack subnet identifier\n"
1365                 + "    value: { get_attr: [network, network_ipam_refs, 0, attr]}\n";
1366
1367         // append outputs in heatTemplate
1368         int outputsIdx = heatTemplate.indexOf("outputs:");
1369         heatTemplate = insertStr(heatTemplate, outputTempl, outputsIdx + 8);
1370         logger.debug("Template updated with all AIC3.0 subnets:{}", heatTemplate);
1371         return heatTemplate;
1372     }
1373
1374
1375     private String mergeSubnets(String heatTemplate, List<Subnet> subnets) throws MsoException {
1376
1377         String resourceTempl = "  subnet_%subnetId%:\n" + "    type: OS::Neutron::Subnet\n" + "    properties:\n"
1378                 + "      name: %name%\n" + "      network_id: { get_resource: network }\n" + "      cidr: %cidr%\n";
1379
1380         /*
1381          * make these optional + "      ip_version: %ipversion%\n" + "      enable_dhcp: %enabledhcp%\n" +
1382          * "      gateway_ip: %gatewayip%\n" + "      allocation_pools:\n" + "       - start: %poolstart%\n" +
1383          * "         end: %poolend%\n";
1384          *
1385          */
1386
1387         String outputTempl = "  subnet_id_%subnetId%:\n" + "    description: Openstack subnet identifier\n"
1388                 + "    value: {get_resource: subnet_%subnetId%}\n";
1389
1390         String curR;
1391         String curO;
1392         StringBuilder resourcesBuf = new StringBuilder();
1393         StringBuilder outputsBuf = new StringBuilder();
1394         for (Subnet subnet : subnets) {
1395
1396             // build template for each subnet
1397             curR = resourceTempl;
1398             if (subnet.getSubnetId() != null) {
1399                 curR = curR.replace("%subnetId%", subnet.getSubnetId());
1400             } else {
1401                 String error = "Missing Required AAI SubnetId for subnet in HEAT Template";
1402                 logger.error(LoggingAnchor.THREE, MessageEnum.RA_MISSING_PARAM, ErrorCode.DataError.getValue(), error);
1403                 throw new MsoAdapterException(error);
1404             }
1405
1406             if (subnet.getSubnetName() != null) {
1407                 curR = curR.replace("%name%", subnet.getSubnetName());
1408             } else {
1409                 curR = curR.replace("%name%", subnet.getSubnetId());
1410             }
1411
1412             if (subnet.getCidr() != null) {
1413                 curR = curR.replace("%cidr%", subnet.getCidr());
1414             } else {
1415                 String error = "Missing Required cidr for subnet in HEAT Template";
1416                 logger.error(LoggingAnchor.THREE, MessageEnum.RA_MISSING_PARAM, ErrorCode.DataError.getValue(), error);
1417                 throw new MsoAdapterException(error);
1418             }
1419
1420             if (subnet.getIpVersion() != null) {
1421                 curR = curR + "      ip_version: " + subnet.getIpVersion() + "\n";
1422             }
1423             if (subnet.getEnableDHCP() != null) {
1424                 curR = curR + "      enable_dhcp: " + Boolean.toString(subnet.getEnableDHCP()) + "\n";
1425             }
1426             if (subnet.getGatewayIp() != null && !subnet.getGatewayIp().isEmpty()) {
1427                 curR = curR + "      gateway_ip: " + subnet.getGatewayIp() + "\n";
1428             }
1429
1430             if (subnet.getAllocationPools() != null) {
1431                 StringBuilder tempBuf = new StringBuilder();
1432                 tempBuf.append(curR);
1433                 tempBuf.append("      allocation_pools:\n");
1434                 for (Pool pool : subnet.getAllocationPools()) {
1435                     if (!commonUtils.isNullOrEmpty(pool.getStart()) && !commonUtils.isNullOrEmpty(pool.getEnd())) {
1436                         tempBuf.append("       - start: ");
1437                         tempBuf.append(pool.getStart());
1438                         tempBuf.append("\n         end: ");
1439                         tempBuf.append(pool.getEnd());
1440                         tempBuf.append("\n");
1441                     }
1442                 }
1443                 curR = tempBuf.toString();
1444             }
1445
1446             resourcesBuf.append(curR);
1447
1448             curO = outputTempl;
1449             curO = curO.replace("%subnetId%", subnet.getSubnetId());
1450
1451             outputsBuf.append(curO);
1452         }
1453         // append resources and outputs in heatTemplate
1454         logger.debug("Tempate initial:{}", heatTemplate);
1455         int outputsIdx = heatTemplate.indexOf("outputs:");
1456         heatTemplate = insertStr(heatTemplate, outputsBuf.toString(), outputsIdx + 8);
1457         int resourcesIdx = heatTemplate.indexOf("resources:");
1458         heatTemplate = insertStr(heatTemplate, resourcesBuf.toString(), resourcesIdx + 10);
1459
1460         logger.debug("Template updated with all subnets:{}", heatTemplate);
1461         return heatTemplate;
1462     }
1463
1464     private Map<String, String> getSubnetUUId(String key, Map<String, Object> outputs, List<Subnet> subnets) {
1465
1466         Map<String, String> sMap = new HashMap<>();
1467
1468         try {
1469             Object obj = outputs.get(key);
1470             ObjectMapper mapper = new ObjectMapper();
1471             String jStr = mapper.writeValueAsString(obj);
1472             logger.debug("Subnet_Ipam Output JSON String:{} {}", obj.getClass(), jStr);
1473
1474             JsonNode rootNode = mapper.readTree(jStr);
1475             if (rootNode != null) {
1476                 for (JsonNode sNode : rootNode.path("ipam_subnets")) {
1477                     logger.debug("Output Subnet Node {}", sNode);
1478                     String name = sNode.path("subnet_name").textValue();
1479                     String uuid = sNode.path("subnet_uuid").textValue();
1480                     String aaiId = name; // default
1481                     // try to find aaiId for name in input subnetList
1482                     if (subnets != null) {
1483                         for (Subnet subnet : subnets) {
1484                             if (subnet != null && !commonUtils.isNullOrEmpty(subnet.getSubnetName())
1485                                     && subnet.getSubnetName().equals(name)) {
1486                                 aaiId = subnet.getSubnetId();
1487                                 break;
1488                             }
1489                         }
1490                     }
1491                     sMap.put(aaiId, uuid); // bpmn needs aaid to uuid map
1492                 }
1493             } else {
1494                 logger.error("{} {} null rootNode - cannot get subnet-uuids", MessageEnum.RA_MARSHING_ERROR,
1495                         ErrorCode.DataError.getValue());
1496             }
1497         } catch (Exception e) {
1498             logger.error("{} {} Exception getting subnet-uuids ", MessageEnum.RA_MARSHING_ERROR,
1499                     ErrorCode.DataError.getValue(), e);
1500         }
1501
1502         logger.debug("Return sMap {}", sMap);
1503         return sMap;
1504     }
1505
1506     private static String insertStr(String template, String snippet, int index) {
1507
1508         String updatedTemplate;
1509
1510         logger.debug("Index:{} Snippet:{}", index, snippet);
1511
1512         String templateBeg = template.substring(0, index);
1513         String templateEnd = template.substring(index);
1514
1515         updatedTemplate = templateBeg + "\n" + snippet + templateEnd;
1516
1517         logger.debug("Template updated with a subnet:{}", updatedTemplate);
1518         return updatedTemplate;
1519     }
1520
1521 }