adapters/mso-openstack-adapters/src/main/java/org/onap/so/heatbridge/HeatBridgeImpl.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017 - 2019 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 /*
  22  * Copyright (C) 2018 Bell Canada. All rights reserved.
  23  *
  24  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
  25  * the License. You may obtain a copy of the License at
  26  *
  27  * http://www.apache.org/licenses/LICENSE-2.0
  28  *
  29  * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
  30  * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
  31  * specific language governing permissions and limitations under the License.
  32  */
  33 package org.onap.so.heatbridge;
  34
  35 import java.util.HashMap;
  36 import java.util.List;
  37 import java.util.Map;
  38 import java.util.Objects;
  39 import java.util.Optional;
  40 import java.util.concurrent.ConcurrentHashMap;
  41 import java.util.function.Function;
  42 import java.util.function.Predicate;
  43 import java.util.stream.Collectors;
  44 import javax.annotation.Nonnull;
  45 import javax.ws.rs.WebApplicationException;
  46 import org.apache.commons.collections.CollectionUtils;
  47 import org.apache.commons.validator.routines.InetAddressValidator;
  48 import org.onap.aai.domain.yang.Flavor;
  49 import org.onap.aai.domain.yang.Image;
  50 import org.onap.aai.domain.yang.L3InterfaceIpv4AddressList;
  51 import org.onap.aai.domain.yang.LInterface;
  52 import org.onap.aai.domain.yang.PInterface;
  53 import org.onap.aai.domain.yang.Pserver;
  54 import org.onap.aai.domain.yang.SriovPf;
  55 import org.onap.aai.domain.yang.SriovPfs;
  56 import org.onap.aai.domain.yang.SriovVf;
  57 import org.onap.aai.domain.yang.SriovVfs;
  58 import org.onap.aai.domain.yang.VfModule;
  59 import org.onap.aai.domain.yang.Vlan;
  60 import org.onap.aai.domain.yang.Vlans;
  61 import org.onap.aai.domain.yang.Vserver;
  62 import org.onap.logging.filter.base.ErrorCode;
  63 import org.onap.aaiclient.client.aai.AAIObjectType;
  64 import org.onap.aaiclient.client.aai.AAIResourcesClient;
  65 import org.onap.aaiclient.client.aai.AAISingleTransactionClient;
  66 import org.onap.aaiclient.client.aai.entities.AAIResultWrapper;
  67 import org.onap.aaiclient.client.aai.entities.Relationships;
  68 import org.onap.aaiclient.client.aai.entities.uri.AAIResourceUri;
  69 import org.onap.aaiclient.client.aai.entities.uri.AAIUriFactory;
  70 import org.onap.aaiclient.client.graphinventory.entities.uri.Depth;
  71 import org.onap.aaiclient.client.graphinventory.exceptions.BulkProcessFailed;
  72 import org.onap.so.db.catalog.beans.CloudIdentity;
  73 import org.onap.so.db.catalog.beans.ServerType;
  74 import org.onap.so.heatbridge.constants.HeatBridgeConstants;
  75 import org.onap.so.heatbridge.factory.MsoCloudClientFactoryImpl;
  76 import org.onap.so.heatbridge.helpers.AaiHelper;
  77 import org.onap.so.heatbridge.openstack.api.OpenstackClient;
  78 import org.onap.so.heatbridge.openstack.factory.OpenstackClientFactoryImpl;
  79 import org.onap.so.heatbridge.utils.HeatBridgeUtils;
  80 import org.onap.so.logger.LoggingAnchor;
  81 import org.onap.so.logger.MessageEnum;
  82 import org.openstack4j.model.compute.Server;
  83 import org.openstack4j.model.heat.Resource;
  84 import org.openstack4j.model.network.IP;
  85 import org.openstack4j.model.network.Network;
  86 import org.openstack4j.model.network.NetworkType;
  87 import org.openstack4j.model.network.Port;
  88 import org.slf4j.Logger;
  89 import org.slf4j.LoggerFactory;
  90 import com.google.common.base.Preconditions;
  91 import com.google.common.base.Strings;
  92 import com.google.common.collect.ImmutableMap;
  93
  94 /**
  95  * This class provides an implementation of {@link HeatBridgeApi}
  96  */
  97 public class HeatBridgeImpl implements HeatBridgeApi {
  98
  99     private static final Logger logger = LoggerFactory.getLogger(HeatBridgeImpl.class);
 100     private static final String ERR_MSG_NULL_OS_CLIENT =
 101             "Initialization error: Null openstack client. Authenticate with Keystone first.";
 102     private static final String OOB_MGT_NETWORK_IDENTIFIER = "Management";
 103     private OpenstackClient osClient;
 104     private AAIResourcesClient resourcesClient;
 105     private AAISingleTransactionClient transaction;
 106     private String cloudOwner;
 107     private String cloudRegionId;
 108     private String regionId;
 109     private String tenantId;
 110     private AaiHelper aaiHelper = new AaiHelper();
 111     private CloudIdentity cloudIdentity;
 112
 113     public HeatBridgeImpl(AAIResourcesClient resourcesClient, final CloudIdentity cloudIdentity,
 114             @Nonnull final String cloudOwner, @Nonnull final String cloudRegionId, @Nonnull final String regionId,
 115             @Nonnull final String tenantId) {
 116         Objects.requireNonNull(cloudOwner, "Null cloud-owner value!");
 117         Objects.requireNonNull(cloudRegionId, "Null cloud-region identifier!");
 118         Objects.requireNonNull(tenantId, "Null tenant identifier!");
 119         Objects.requireNonNull(regionId, "Null regionId identifier!");
 120
 121         this.cloudIdentity = cloudIdentity;
 122         this.cloudOwner = cloudOwner;
 123         this.cloudRegionId = cloudRegionId;
 124         this.regionId = regionId;
 125         this.tenantId = tenantId;
 126         this.resourcesClient = resourcesClient;
 127         this.transaction = resourcesClient.beginSingleTransaction();
 128     }
 129
 130     public HeatBridgeImpl() {
 131         this.resourcesClient = new AAIResourcesClient();
 132         this.transaction = resourcesClient.beginSingleTransaction();
 133     }
 134
 135     @Override
 136     public OpenstackClient authenticate() throws HeatBridgeException {
 137         String keystoneVersion = "";
 138         if (ServerType.KEYSTONE.equals(cloudIdentity.getIdentityServerType()))
 139             keystoneVersion = "v2.0";
 140         else if (ServerType.KEYSTONE_V3.equals(cloudIdentity.getIdentityServerType())) {
 141             keystoneVersion = "v3";
 142         } else {
 143             keystoneVersion = "UNKNOWN";
 144         }
 145         logger.trace("Keystone Version: {} ", keystoneVersion);
 146         this.osClient = new MsoCloudClientFactoryImpl(new OpenstackClientFactoryImpl()).getOpenstackClient(
 147                 cloudIdentity.getIdentityUrl(), cloudIdentity.getMsoId(), cloudIdentity.getMsoPass(), regionId,
 148                 tenantId, keystoneVersion);
 149         logger.trace("Successfully authenticated with keystone for tenant: {} and region: {}", tenantId, regionId);
 150         return osClient;
 151     }
 152
 153     @Override
 154     public List<Resource> queryNestedHeatStackResources(final String heatStackId) {
 155         Objects.requireNonNull(osClient, ERR_MSG_NULL_OS_CLIENT);
 156         Preconditions.checkState(!Strings.isNullOrEmpty(heatStackId), "Invalid heatStackId!");
 157         List<Resource> stackBasedResources =
 158                 osClient.getStackBasedResources(heatStackId, HeatBridgeConstants.OS_DEFAULT_HEAT_NESTING);
 159         logger.debug(stackBasedResources.size() + " heat stack resources are extracted for stack: " + heatStackId);
 160         return stackBasedResources;
 161     }
 162
 163     @Override
 164     public List<String> extractStackResourceIdsByResourceType(final List<Resource> stackResources,
 165             final String resourceType) {
 166         return stackResources.stream().filter(stackResource -> stackResource.getType().equals(resourceType))
 167                 .map(Resource::getPhysicalResourceId).collect(Collectors.toList());
 168     }
 169
 170     @Override
 171     public List<String> extractNetworkIds(final List<String> networkNameList) {
 172         Objects.requireNonNull(osClient, ERR_MSG_NULL_OS_CLIENT);
 173         return networkNameList.stream()
 174                 .map(netName -> osClient
 175                         .listNetworksByFilter(ImmutableMap.of(HeatBridgeConstants.OS_NAME_KEY, netName)))
 176                 .filter(nets -> nets != null && nets.size() == 1) // extract network-id only if network-name is unique
 177                 .map(nets -> nets.get(0).getId()).collect(Collectors.toList());
 178     }
 179
 180     @Override
 181     public List<Server> getAllOpenstackServers(final List<Resource> stackResources) {
 182         Objects.requireNonNull(osClient, ERR_MSG_NULL_OS_CLIENT);
 183         // Filter Openstack Compute resources
 184         List<String> serverIds =
 185                 extractStackResourceIdsByResourceType(stackResources, HeatBridgeConstants.OS_SERVER_RESOURCE_TYPE);
 186         return serverIds.stream().map(serverId -> osClient.getServerById(serverId)).collect(Collectors.toList());
 187     }
 188
 189     @Override
 190     public List<org.openstack4j.model.compute.Image> extractOpenstackImagesFromServers(final List<Server> servers) {
 191         Objects.requireNonNull(osClient, ERR_MSG_NULL_OS_CLIENT);
 192         return servers.stream().map(Server::getImage)
 193                 .filter(distinctByProperty(org.openstack4j.model.compute.Image::getId)).collect(Collectors.toList());
 194     }
 195
 196     @Override
 197     public List<org.openstack4j.model.compute.Flavor> extractOpenstackFlavorsFromServers(final List<Server> servers) {
 198         Objects.requireNonNull(osClient, ERR_MSG_NULL_OS_CLIENT);
 199         return servers.stream().map(Server::getFlavor)
 200                 .filter(distinctByProperty(org.openstack4j.model.compute.Flavor::getId)).collect(Collectors.toList());
 201     }
 202
 203     @Override
 204     public void buildAddImagesToAaiAction(final List<org.openstack4j.model.compute.Image> images)
 205             throws HeatBridgeException {
 206         for (org.openstack4j.model.compute.Image image : images) {
 207             Image aaiImage = aaiHelper.buildImage(image);
 208             try {
 209                 AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.IMAGE, cloudOwner, cloudRegionId,
 210                         aaiImage.getImageId());
 211                 if (!resourcesClient.exists(uri)) {
 212                     transaction.create(uri, aaiImage);
 213                     logger.debug("Queuing AAI command to add image: " + aaiImage.getImageId());
 214                 } else {
 215                     logger.debug("Nothing to add since image: " + aaiImage.getImageId() + "already exists in AAI.");
 216                 }
 217             } catch (WebApplicationException e) {
 218                 throw new HeatBridgeException(
 219                         "Failed to update image to AAI: " + aaiImage.getImageId() + ". Error" + " cause: " + e, e);
 220             }
 221         }
 222     }
 223
 224     @Override
 225     public void buildAddFlavorsToAaiAction(final List<org.openstack4j.model.compute.Flavor> flavors)
 226             throws HeatBridgeException {
 227         for (org.openstack4j.model.compute.Flavor flavor : flavors) {
 228             Flavor aaiFlavor = aaiHelper.buildFlavor(flavor);
 229             try {
 230                 AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.FLAVOR, cloudOwner, cloudRegionId,
 231                         aaiFlavor.getFlavorId());
 232                 transaction.createIfNotExists(uri, Optional.of(aaiFlavor));
 233             } catch (WebApplicationException e) {
 234                 throw new HeatBridgeException(
 235                         "Failed to update flavor to AAI: " + aaiFlavor.getFlavorId() + ". Error" + " cause: " + e, e);
 236             }
 237         }
 238     }
 239
 240     @Override
 241     public void buildAddVserversToAaiAction(final String genericVnfId, final String vfModuleId,
 242             final List<Server> servers) {
 243         servers.forEach(server -> {
 244             Vserver vserver = aaiHelper.buildVserver(server.getId(), server);
 245
 246             // Build vserver relationships to: image, flavor, pserver, vf-module
 247             vserver.setRelationshipList(
 248                     aaiHelper.getVserverRelationshipList(cloudOwner, cloudRegionId, genericVnfId, vfModuleId, server));
 249             transaction.create(AAIUriFactory.createResourceUri(AAIObjectType.VSERVER, cloudOwner, cloudRegionId,
 250                     tenantId, vserver.getVserverId()), vserver);
 251         });
 252     }
 253
 254     @Override
 255     public void buildAddVserverLInterfacesToAaiAction(final List<Resource> stackResources,
 256             final List<String> oobMgtNetIds) {
 257         Objects.requireNonNull(osClient, ERR_MSG_NULL_OS_CLIENT);
 258         List<String> portIds =
 259                 extractStackResourceIdsByResourceType(stackResources, HeatBridgeConstants.OS_PORT_RESOURCE_TYPE);
 260         for (String portId : portIds) {
 261             Port port = osClient.getPortById(portId);
 262             LInterface lIf = new LInterface();
 263             lIf.setInterfaceId(port.getId());
 264             lIf.setInterfaceName(port.getName());
 265             lIf.setMacaddr(port.getMacAddress());
 266             lIf.setNetworkName((String) port.getProfile().get("physical_network"));
 267             lIf.setIsPortMirrored(false);
 268             lIf.setIsIpUnnumbered(false);
 269             lIf.setInMaint(false);
 270             if (oobMgtNetIds != null && oobMgtNetIds.contains(port.getNetworkId())) {
 271                 lIf.setInterfaceRole(OOB_MGT_NETWORK_IDENTIFIER);
 272             } else {
 273                 lIf.setInterfaceRole(port.getvNicType());
 274             }
 275             boolean isL2Multicast = false;
 276             if (port.getProfile().get("trusted") != null) {
 277                 String trusted = port.getProfile().get("trusted").toString();
 278                 if (Boolean.parseBoolean(trusted)) {
 279                     isL2Multicast = true;
 280                 }
 281             }
 282             lIf.setL2Multicasting(isL2Multicast);
 283             updateLInterfaceIps(port, lIf);
 284             updateLInterfaceVlan(port, lIf);
 285
 286             // Update l-interface to the vserver
 287             transaction.create(AAIUriFactory.createResourceUri(AAIObjectType.L_INTERFACE, cloudOwner, cloudRegionId,
 288                     tenantId, port.getDeviceId(), lIf.getInterfaceName()), lIf);
 289         }
 290     }
 291
 292     @Override
 293     public void createPserversAndPinterfacesIfNotPresentInAai(final List<Resource> stackResources)
 294             throws HeatBridgeException {
 295         if (stackResources == null) {
 296             return;
 297         }
 298         Map<String, Pserver> serverHostnames = getPserverMapping(stackResources);
 299         createPServerIfNotExists(serverHostnames);
 300         List<String> portIds =
 301                 extractStackResourceIdsByResourceType(stackResources, HeatBridgeConstants.OS_PORT_RESOURCE_TYPE);
 302         for (String portId : portIds) {
 303             Port port = osClient.getPortById(portId);
 304             if (port.getvNicType().equalsIgnoreCase(HeatBridgeConstants.OS_SRIOV_PORT_TYPE)) {
 305                 createPServerPInterfaceIfNotExists(serverHostnames.get(port.getHostId()).getHostname(),
 306                         aaiHelper.buildPInterface(port));
 307             }
 308         }
 309     }
 310
 311     private Map<String, Pserver> getPserverMapping(final List<Resource> stackResources) {
 312         List<Server> osServers = getAllOpenstackServers(stackResources);
 313         Map<String, Pserver> pserverMap = new HashMap<>();
 314         if (osServers != null) {
 315             for (Server server : osServers) {
 316                 Pserver pserver = aaiHelper.buildPserver(server);
 317                 if (pserver != null) {
 318                     pserverMap.put(server.getHost(), pserver);
 319                 }
 320             }
 321         }
 322         return pserverMap;
 323     }
 324
 325     private void createPServerIfNotExists(Map<String, Pserver> serverHostnames) {
 326         for (Pserver pserver : serverHostnames.values()) {
 327             AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.PSERVER, pserver.getHostname());
 328             resourcesClient.createIfNotExists(uri, Optional.of(pserver));
 329         }
 330     }
 331
 332     private void createPServerPInterfaceIfNotExists(String pserverHostname, PInterface pInterface) {
 333         AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.P_INTERFACE, pserverHostname,
 334                 pInterface.getInterfaceName());
 335         resourcesClient.createIfNotExists(uri, Optional.of(pInterface));
 336     }
 337
 338     private void updateLInterfaceVlan(final Port port, final LInterface lIf) {
 339         Vlan vlan = new Vlan();
 340         Network network = osClient.getNetworkById(port.getNetworkId());
 341         if (network.getNetworkType() != null && network.getNetworkType().equals(NetworkType.VLAN)) {
 342             vlan.setVlanInterface(network.getName() + network.getProviderSegID());
 343
 344             vlan.setVlanIdOuter(Long.parseLong(network.getProviderSegID()));
 345             vlan.setVlanIdInner(0L);
 346             vlan.setInMaint(false);
 347             vlan.setIsIpUnnumbered(false);
 348             vlan.setIsPrivate(false);
 349             Vlans vlans = new Vlans();
 350             List<Vlan> vlanList = vlans.getVlan();
 351             vlanList.add(vlan);
 352             lIf.setVlans(vlans);
 353         }
 354         // Build sriov-vf to the l-interface
 355         if (port.getvNicType() != null && port.getvNicType().equalsIgnoreCase(HeatBridgeConstants.OS_SRIOV_PORT_TYPE)) {
 356             SriovVfs sriovVfs = new SriovVfs();
 357             // JAXB does not generate setters for list, however getter ensures its creation.
 358             // Thus, all list manipulations must be made on live list.
 359             List<SriovVf> sriovVfList = sriovVfs.getSriovVf();
 360             SriovVf sriovVf = new SriovVf();
 361             sriovVf.setPciId(port.getProfile().get(HeatBridgeConstants.OS_PCI_SLOT_KEY).toString());
 362             sriovVf.setNeutronNetworkId(port.getNetworkId());
 363             if (port.getVifDetails() != null) {
 364                 sriovVf.setVfVlanFilter((String) port.getVifDetails().get(HeatBridgeConstants.OS_VLAN_NETWORK_KEY));
 365             }
 366             sriovVf.setVfVlanAntiSpoofCheck(false);
 367             sriovVf.setVfMacAntiSpoofCheck(false);
 368             sriovVfList.add(sriovVf);
 369
 370             lIf.setSriovVfs(sriovVfs);
 371
 372             // For the given port create sriov-pf for host pserver/p-interface if absent
 373             updateSriovPfToPserver(port, lIf);
 374         }
 375     }
 376
 377     /**
 378      * Needs to be corrected according to the specification that is in draft If pserver/p-interface does not have a
 379      * SRIOV-PF object matching the PCI-ID of the Openstack port object, then create it in AAI. Openstack SRIOV Port
 380      * object has pci-id (to match sriov-pf on pserver/p-interface), physical-network ID (that matches the p-interface
 381      * name).
 382      *
 383      * @param port Openstack port object
 384      * @param lIf AAI l-interface object
 385      */
 386     private void updateSriovPfToPserver(final Port port, final LInterface lIf) {
 387         if (port.getProfile() == null || Strings
 388                 .isNullOrEmpty(port.getProfile().get(HeatBridgeConstants.OS_PHYSICAL_NETWORK_KEY).toString())) {
 389             logger.debug("The SRIOV port:" + port.getName() + " is missing physical-network-id, cannot update "
 390                     + "sriov-pf object for host pserver: " + port.getHostId());
 391             return;
 392         }
 393         Optional<String> matchingPifName = HeatBridgeUtils.getMatchingPserverPifName(
 394                 port.getProfile().get(HeatBridgeConstants.OS_PHYSICAL_NETWORK_KEY).toString());
 395         if (matchingPifName.isPresent()) {
 396             // Update l-interface description
 397             String pserverHostName = port.getHostId();
 398             lIf.setInterfaceDescription("Attached to SR-IOV port: " + pserverHostName + "::" + matchingPifName.get());
 399             try {
 400                 Optional<PInterface> matchingPIf = resourcesClient.get(PInterface.class,
 401                         AAIUriFactory
 402                                 .createResourceUri(AAIObjectType.P_INTERFACE, pserverHostName, matchingPifName.get())
 403                                 .depth(Depth.ONE));
 404                 if (matchingPIf.isPresent()) {
 405                     SriovPfs pIfSriovPfs = matchingPIf.get().getSriovPfs();
 406                     if (pIfSriovPfs == null) {
 407                         pIfSriovPfs = new SriovPfs();
 408                     }
 409                     // Extract PCI-ID from OS port object
 410                     String pfPciId = port.getProfile().get(HeatBridgeConstants.OS_PCI_SLOT_KEY).toString();
 411
 412                     List<SriovPf> existingSriovPfs = pIfSriovPfs.getSriovPf();
 413                     if (CollectionUtils.isEmpty(existingSriovPfs) || existingSriovPfs.stream()
 414                             .noneMatch(existingSriovPf -> existingSriovPf.getPfPciId().equals(pfPciId))) {
 415                         // Add sriov-pf object with PCI-ID to AAI
 416                         SriovPf sriovPf = new SriovPf();
 417                         sriovPf.setPfPciId(pfPciId);
 418                         logger.debug("Queuing AAI command to update sriov-pf object to pserver: " + pserverHostName
 419                                 + "/" + matchingPifName.get());
 420                         transaction.create(AAIUriFactory.createResourceUri(AAIObjectType.SRIOV_PF, pserverHostName,
 421                                 matchingPifName.get(), sriovPf.getPfPciId()), sriovPf);
 422                     }
 423                 }
 424             } catch (WebApplicationException e) {
 425                 // Silently log that we failed to update the Pserver p-interface with PCI-ID
 426                 logger.error(LoggingAnchor.NINE, MessageEnum.GENERAL_EXCEPTION, pserverHostName, matchingPifName.get(),
 427                         cloudOwner, tenantId, "OpenStack", "Heatbridge", ErrorCode.DataError.getValue(),
 428                         "Exception - Failed to add sriov-pf object to pserver", e);
 429             }
 430         }
 431     }
 432
 433     private void updateLInterfaceIps(final Port port, final LInterface lIf) {
 434         List<L3InterfaceIpv4AddressList> lInterfaceIps = lIf.getL3InterfaceIpv4AddressList();
 435         for (IP ip : port.getFixedIps()) {
 436             String ipAddress = ip.getIpAddress();
 437             if (InetAddressValidator.getInstance().isValidInet4Address(ipAddress)) {
 438                 L3InterfaceIpv4AddressList lInterfaceIp = new L3InterfaceIpv4AddressList();
 439                 lInterfaceIp.setL3InterfaceIpv4Address(ipAddress);
 440                 lInterfaceIp.setNeutronNetworkId(port.getNetworkId());
 441                 lInterfaceIp.setNeutronSubnetId(ip.getSubnetId());
 442                 lInterfaceIp.setL3InterfaceIpv4PrefixLength(32L);
 443                 lInterfaceIps.add(lInterfaceIp);
 444             }
 445         }
 446     }
 447
 448     @Override
 449     public void submitToAai(boolean dryrun) throws HeatBridgeException {
 450         try {
 451             transaction.execute(dryrun);
 452         } catch (BulkProcessFailed e) {
 453             String msg = "Failed to commit transaction";
 454             logger.debug(msg + " with error: " + e);
 455             throw new HeatBridgeException(msg, e);
 456         }
 457     }
 458
 459     @Override
 460     public void deleteVfModuleData(@Nonnull final String vnfId, @Nonnull final String vfModuleId)
 461             throws HeatBridgeException {
 462         Objects.requireNonNull(vnfId, "Null vnf-id!");
 463         Objects.requireNonNull(vfModuleId, "Null vf-module-id!");
 464         try {
 465             Optional<VfModule> vfModule = resourcesClient.get(VfModule.class,
 466                     AAIUriFactory.createResourceUri(AAIObjectType.VF_MODULE, vnfId, vfModuleId).depth(Depth.ONE));
 467             logger.debug("vfModule is present: {}", vfModule.isPresent());
 468             if (vfModule.isPresent()) {
 469
 470                 AAIResultWrapper resultWrapper = new AAIResultWrapper(vfModule.get());
 471                 Optional<Relationships> relationships = resultWrapper.getRelationships();
 472                 logger.debug("relationships is present: {}", relationships.isPresent());
 473                 if (relationships.isPresent()) {
 474                     List<AAIResourceUri> vserverUris = relationships.get().getRelatedUris(AAIObjectType.VSERVER);
 475                     logger.debug("vserverList isEmpty: {}", vserverUris.isEmpty());
 476                     createTransactionToDeleteSriovPfFromPserver(vserverUris);
 477
 478                     if (!vserverUris.isEmpty()) {
 479                         for (AAIResourceUri vserverUri : vserverUris) {
 480                             logger.debug("Deleting Vservers: {}", vserverUri.toString());
 481                             resourcesClient.delete(vserverUri);
 482                         }
 483                     }
 484                 }
 485             }
 486         } catch (Exception e) {
 487             String msg = "Failed to commit delete heatbridge data transaction";
 488             logger.debug(msg + " with error: " + e);
 489             throw new HeatBridgeException(msg, e);
 490         }
 491     }
 492
 493     private void createTransactionToDeleteSriovPfFromPserver(List<AAIResourceUri> vserverUris) {
 494         Map<String, List<String>> pserverToPciIdMap = getPserverToPciIdMap(vserverUris);
 495         for (Map.Entry<String, List<String>> entry : pserverToPciIdMap.entrySet()) {
 496             String pserverName = entry.getKey();
 497             List<String> pciIds = entry.getValue();
 498             Optional<Pserver> pserver = resourcesClient.get(Pserver.class,
 499                     AAIUriFactory.createResourceUri(AAIObjectType.PSERVER, pserverName).depth(Depth.TWO));
 500             if (pserver.isPresent()) {
 501                 // For each pserver/p-interface match sriov-vfs by pic-id and delete them.
 502                 pserver.get().getPInterfaces().getPInterface().stream().filter(
 503                         pIf -> pIf.getSriovPfs() != null && CollectionUtils.isNotEmpty(pIf.getSriovPfs().getSriovPf()))
 504                         .forEach(pIf -> pIf.getSriovPfs().getSriovPf().forEach(sriovPf -> {
 505                             if (pciIds.contains(sriovPf.getPfPciId())) {
 506                                 logger.debug("creating transaction to delete SR-IOV PF: " + pIf.getInterfaceName()
 507                                         + " from PServer: " + pserverName);
 508                                 resourcesClient.delete(AAIUriFactory.createResourceUri(AAIObjectType.SRIOV_PF,
 509                                         pserverName, pIf.getInterfaceName(), sriovPf.getPfPciId()));
 510                             }
 511                         }));
 512             }
 513         }
 514     }
 515
 516     private Map<String, List<String>> getPserverToPciIdMap(List<AAIResourceUri> vserverUris) {
 517         Map<String, List<String>> pserverToPciIdMap = new HashMap<>();
 518         for (AAIResourceUri vserverUri : vserverUris) {
 519             AAIResultWrapper vserverWrapper = resourcesClient.get(vserverUri.depth(Depth.TWO));
 520             Optional<Relationships> vserverRelationships = vserverWrapper.getRelationships();
 521             if (vserverRelationships.isPresent()
 522                     && CollectionUtils.isNotEmpty(vserverRelationships.get().getRelatedLinks(AAIObjectType.PSERVER))) {
 523                 Vserver vserver = vserverWrapper.asBean(Vserver.class).get();
 524                 List<String> pciIds = HeatBridgeUtils.extractPciIdsFromVServer(vserver);
 525                 if (CollectionUtils.isNotEmpty(pciIds)) {
 526                     List<String> matchingPservers = vserverRelationships.get().getRelatedLinks(AAIObjectType.PSERVER);
 527                     if (matchingPservers != null && matchingPservers.size() == 1) {
 528                         pserverToPciIdMap.put(matchingPservers.get(0), pciIds);
 529                     }
 530                 }
 531             }
 532         }
 533         return pserverToPciIdMap;
 534     }
 535
 536     private <T> Predicate<T> distinctByProperty(Function<? super T, Object> keyExtractor) {
 537         Map<Object, Boolean> map = new ConcurrentHashMap<>();
 538         return t -> map.putIfAbsent(keyExtractor.apply(t), Boolean.TRUE) == null;
 539     }
 540 }