netvirt/src/main/java/org/opendaylight/unimgr/mef/netvirt/MefServicesUtils.java

   1 /*
   2  * Copyright (c) 2016 Hewlett Packard Enterprise, Co. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.unimgr.mef.netvirt;
  10
  11 import java.util.ArrayList;
  12 import java.util.Collections;
  13 import java.util.List;
  14 import java.util.stream.Collectors;
  15
  16 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  17 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  18 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  19 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.interfaces.rev150526.mef.interfaces.subnets.Subnet;
  20 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.EvcElan;
  21 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.IpvcVpn;
  22 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.IpvcVpnBuilder;
  23 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.MefServices;
  24 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.MefService;
  25 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.MefServiceKey;
  26 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.mef.service.mef.service.choice.EvcChoice;
  27 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.mef.service.mef.service.choice.IpvcChoice;
  28 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.mef.service.mef.service.choice.evc.choice.Evc;
  29 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.mef.service.mef.service.choice.ipvc.choice.Ipvc;
  30 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.mef.service.mef.service.choice.ipvc.choice.ipvc.Unis;
  31 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.mef.service.mef.service.choice.ipvc.choice.ipvc.VpnElans;
  32 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.mef.service.mef.service.choice.ipvc.choice.ipvc.VpnElansBuilder;
  33 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.mef.service.mef.service.choice.ipvc.choice.ipvc.vpn.elans.Subnets;
  34 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.mef.service.mef.service.choice.ipvc.choice.ipvc.vpn.elans.SubnetsBuilder;
  35 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.types.rev150526.Identifier45;
  36 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.types.rev150526.RetailSvcIdType;
  37 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  38
  39 import com.google.common.base.Optional;
  40
  41 public class MefServicesUtils {
  42
  43     public static InstanceIdentifier<Unis> getIpvcUnisInstanceIdentifier() {
  44         return InstanceIdentifier.builder(MefServices.class).child(MefService.class).child(Ipvc.class).child(Unis.class)
  45                 .build();
  46     }
  47
  48     public static InstanceIdentifier<Evc> getEvcsInstanceIdentifier() {
  49         return getMefServiceInstanceIdentifier().child(Evc.class);
  50     }
  51
  52     public static InstanceIdentifier<Evc> getEvcInstanceIdentifier(RetailSvcIdType svcId) {
  53         return InstanceIdentifier.create(MefServices.class).child(MefService.class, new MefServiceKey(svcId))
  54                 .child(Evc.class);
  55     }
  56
  57     public static InstanceIdentifier<MefService> getMefServiceInstanceIdentifier() {
  58         return InstanceIdentifier.create(MefServices.class).child(MefService.class);
  59     }
  60
  61     public static InstanceIdentifier<MefServices> getMefServicesInstanceIdentifier() {
  62         return InstanceIdentifier.create(MefServices.class);
  63     }
  64
  65     public static InstanceIdentifier<Ipvc> getIpvcsInstanceIdentifier() {
  66         return getMefServiceInstanceIdentifier().child(Ipvc.class);
  67     }
  68
  69     public static InstanceIdentifier<Ipvc> getIpvcInstanceIdentifier(RetailSvcIdType svcId) {
  70         return InstanceIdentifier.create(MefServices.class).child(MefService.class, new MefServiceKey(svcId))
  71                 .child(Ipvc.class);
  72     }
  73
  74     public static VpnElans findVpnForNetwork(Subnet newSubnet, IpvcVpn ipvcVpn) {
  75         return findVpnElanForNetwork(newSubnet.getUniId(), newSubnet.getIpUniId(), ipvcVpn);
  76     }
  77
  78     public static VpnElans findVpnElanForNetwork(Identifier45 uniId, Identifier45 ipUniId, IpvcVpn ipvcVpn) {
  79         List<VpnElans> vpnElans = ipvcVpn != null && ipvcVpn.getVpnElans() != null ? ipvcVpn.getVpnElans()
  80                 : Collections.emptyList();
  81
  82         for (VpnElans vpnElan : vpnElans) {
  83             if (vpnElan.getUniId().equals(uniId) && vpnElan.getIpUniId().equals(ipUniId)) {
  84                 return vpnElan;
  85             }
  86         }
  87         return null;
  88     }
  89
  90     public static VpnElans findNetwork(Subnet newSubnet, VpnElans vpnElan) {
  91         String subnetStr = NetvirtVpnUtils.ipPrefixToString(newSubnet.getSubnet());
  92         return findNetwork(subnetStr, vpnElan);
  93     }
  94
  95     public static VpnElans findNetwork(String newSubnet, VpnElans vpnElan) {
  96         List<Subnets> subnets = vpnElan != null && vpnElan.getSubnets() != null ? vpnElan.getSubnets()
  97                 : Collections.emptyList();
  98         if (subnets.stream().anyMatch((s) -> s.getSubnet().equals(newSubnet))) {
  99             return vpnElan;
 100         }
 101         return null;
 102     }
 103
 104     public static Ipvc getIpvc(DataBroker dataBroker, InstanceIdentifier<Ipvc> identifier) {
 105         Optional<Ipvc> ipvcVpn = MdsalUtils.read(dataBroker, LogicalDatastoreType.CONFIGURATION, identifier);
 106         if (ipvcVpn.isPresent()) {
 107             return ipvcVpn.get();
 108         } else {
 109             return null;
 110         }
 111     }
 112
 113     public static Evc getEvc(DataBroker dataBroker, InstanceIdentifier<Evc> identifier) {
 114         Optional<Evc> evcVpn = MdsalUtils.read(dataBroker, LogicalDatastoreType.CONFIGURATION, identifier);
 115         if (evcVpn.isPresent()) {
 116             return evcVpn.get();
 117         } else {
 118             return null;
 119         }
 120     }
 121
 122     public static IpvcVpn getOperIpvcVpn(DataBroker dataBroker, InstanceIdentifier<Ipvc> identifier) {
 123         InstanceIdentifier<IpvcVpn> path = identifier.augmentation(IpvcVpn.class);
 124         Optional<IpvcVpn> ipvcVpn = MdsalUtils.read(dataBroker, LogicalDatastoreType.OPERATIONAL, path);
 125         if (ipvcVpn.isPresent()) {
 126             return ipvcVpn.get();
 127         } else {
 128             return null;
 129         }
 130     }
 131
 132     public static void addOperIpvcVpnElan(InstanceIdentifier<Ipvc> identifier, String vpnId, WriteTransaction tx) {
 133         addOperIpvcVpnElan(identifier, vpnId, null, tx);
 134     }
 135
 136     public static void addOperIpvcVpnElan(InstanceIdentifier<Ipvc> identifier, String vpnId, String vrfId, WriteTransaction tx) {
 137
 138         synchronized (vpnId.intern()) {
 139             InstanceIdentifier<IpvcVpn> path = identifier.augmentation(IpvcVpn.class);
 140
 141             IpvcVpnBuilder ipvcVpnBuilder = new IpvcVpnBuilder();
 142             ipvcVpnBuilder.setVpnId(vpnId);
 143             if (vrfId != null) {
 144                 ipvcVpnBuilder.setVrfId(vrfId);
 145             }
 146
 147             tx.merge(LogicalDatastoreType.OPERATIONAL, path, ipvcVpnBuilder.build(), true);
 148         }
 149     }
 150
 151     public static void addOperIpvcVpnElan(InstanceIdentifier<Ipvc> identifier, String vpnId, Identifier45 uniId,
 152             Identifier45 ipUniId, String elanId, String elanPortId, List<String> newSubnets, WriteTransaction tx) {
 153
 154         synchronized (vpnId.intern()) {
 155             InstanceIdentifier<IpvcVpn> path = identifier.augmentation(IpvcVpn.class);
 156
 157             IpvcVpnBuilder ipvcVpnBuilder = new IpvcVpnBuilder();
 158             ipvcVpnBuilder.setVpnId(vpnId);
 159
 160             List<VpnElans> vpnElansEx = new ArrayList<>();
 161             VpnElansBuilder vpnElans = new VpnElansBuilder();
 162             vpnElans.setElanId(elanId);
 163             vpnElans.setUniId(uniId);
 164             vpnElans.setIpUniId(ipUniId);
 165             vpnElans.setElanPort(elanPortId);
 166             List<Subnets> subnets = new ArrayList<>();
 167             if (newSubnets != null) {
 168                 newSubnets.forEach(s -> {
 169                     SubnetsBuilder sb = new SubnetsBuilder();
 170                     sb.setSubnet(s);
 171                     subnets.add(sb.build());
 172                 });
 173             }
 174             vpnElans.setSubnets(subnets);
 175             vpnElansEx.add(vpnElans.build());
 176             ipvcVpnBuilder.setVpnElans(vpnElansEx);
 177
 178             tx.merge(LogicalDatastoreType.OPERATIONAL, path, ipvcVpnBuilder.build(), true);
 179         }
 180     }
 181
 182     public static void addOperIpvcVpnElan(DataBroker dataBroker, InstanceIdentifier<Ipvc> identifier, String vpnId,
 183             Identifier45 uniId, Identifier45 ipUniId, String elanId, String elanPortId, List<String> newSubnets) {
 184         WriteTransaction tx = MdsalUtils.createTransaction(dataBroker);
 185         addOperIpvcVpnElan(identifier, vpnId, uniId, ipUniId, elanId, elanPortId, newSubnets, tx);
 186         MdsalUtils.commitTransaction(tx);
 187     }
 188
 189     public static void removeOperIpvcVpn(InstanceIdentifier<Ipvc> identifier, WriteTransaction tx) {
 190         final InstanceIdentifier<MefService> serviceId = identifier.firstIdentifierOf(MefService.class);
 191         tx.delete(LogicalDatastoreType.OPERATIONAL, serviceId);
 192     }
 193
 194     public static void removeOperIpvcSubnet(DataBroker dataBroker, InstanceIdentifier<Ipvc> identifier, String vpnId,
 195             Identifier45 uniId, Identifier45 ipUniId, String elanId, String elanPortId, String deleteSubnet) {
 196         InstanceIdentifier<IpvcVpn> path = identifier.augmentation(IpvcVpn.class);
 197         IpvcVpn ipvcVpn = getOperIpvcVpn(dataBroker, identifier);
 198         if (ipvcVpn == null || ipvcVpn.getVpnElans() == null) {
 199             return;
 200         }
 201         IpvcVpnBuilder ipvcVpnBuilder = new IpvcVpnBuilder(ipvcVpn);
 202         List<VpnElans> vpnElansEx = ipvcVpnBuilder.getVpnElans();
 203
 204         VpnElans vpnElans = findVpnElanForNetwork(uniId, ipUniId, ipvcVpn);
 205         vpnElans = findNetwork(deleteSubnet, vpnElans);
 206
 207         if (vpnElans != null) {
 208             vpnElansEx.remove(vpnElans);
 209             VpnElansBuilder vpnElansB = new VpnElansBuilder(vpnElans);
 210             List<Subnets> exSubnets = vpnElansB.getSubnets();
 211             List<Subnets> newSubnets = exSubnets.stream().filter(s -> !s.getSubnet().equals(deleteSubnet))
 212                     .collect(Collectors.toList());
 213             vpnElansB.setSubnets(newSubnets);
 214             vpnElansEx.add(vpnElansB.build());
 215         }
 216         MdsalUtils.syncWrite(dataBroker, LogicalDatastoreType.OPERATIONAL, path, ipvcVpnBuilder.build());
 217     }
 218
 219     public static void removeOperIpvcElan(DataBroker dataBroker, InstanceIdentifier<Ipvc> identifier, String vpnId,
 220             Identifier45 uniId, Identifier45 ipUniId, String elanId, String elanPortId) {
 221         InstanceIdentifier<IpvcVpn> path = identifier.augmentation(IpvcVpn.class);
 222         IpvcVpn ipvcVpn = getOperIpvcVpn(dataBroker, identifier);
 223         if (ipvcVpn == null || ipvcVpn.getVpnElans() == null) {
 224             return;
 225         }
 226         IpvcVpnBuilder ipvcVpnBuilder = new IpvcVpnBuilder(ipvcVpn);
 227         List<VpnElans> vpnElansEx = ipvcVpnBuilder.getVpnElans();
 228
 229         VpnElans vpnElans = findVpnElanForNetwork(uniId, ipUniId, ipvcVpn);
 230         if (vpnElans != null) {
 231             vpnElansEx.remove(vpnElans);
 232         }
 233         MdsalUtils.syncWrite(dataBroker, LogicalDatastoreType.OPERATIONAL, path, ipvcVpnBuilder.build());
 234     }
 235
 236     public static List<RetailSvcIdType> getAllIpvcsServiceIds(DataBroker dataBroker) {
 237         List<RetailSvcIdType> toReturn = new ArrayList<>();
 238
 239         InstanceIdentifier<MefServices> path = MefServicesUtils.getMefServicesInstanceIdentifier();
 240         Optional<MefServices> mefServices = MdsalUtils.read(dataBroker, LogicalDatastoreType.CONFIGURATION, path);
 241         if (!mefServices.isPresent() || mefServices.get() == null) {
 242             return toReturn;
 243         }
 244         for (MefService service : mefServices.get().getMefService()) {
 245             if (service.getMefServiceChoice() instanceof IpvcChoice) {
 246                 toReturn.add(service.getSvcId());
 247             }
 248         }
 249         return toReturn;
 250     }
 251
 252     public static List<RetailSvcIdType> getAllEvcsServiceIds(DataBroker dataBroker) {
 253         List<RetailSvcIdType> toReturn = new ArrayList<>();
 254
 255         InstanceIdentifier<MefServices> path = MefServicesUtils.getMefServicesInstanceIdentifier();
 256         Optional<MefServices> mefServices = MdsalUtils.read(dataBroker, LogicalDatastoreType.CONFIGURATION, path);
 257         if (!mefServices.isPresent() || mefServices.get() == null) {
 258             return toReturn;
 259         }
 260         for (MefService service : mefServices.get().getMefService()) {
 261             if (service.getMefServiceChoice() instanceof EvcChoice) {
 262                 toReturn.add(service.getSvcId());
 263             }
 264         }
 265         return toReturn;
 266     }
 267
 268     public static Optional<MefService> getOpMefServiceBySvcId(DataBroker dataBroker, RetailSvcIdType svcId) {
 269         InstanceIdentifier<MefService> mefServiceIdr = InstanceIdentifier.builder(MefServices.class)
 270                 .child(MefService.class, new MefServiceKey(svcId)).build();
 271         return MdsalUtils.read(dataBroker, LogicalDatastoreType.OPERATIONAL, mefServiceIdr);
 272     }
 273
 274     public static VpnElans getVpnElanByIpUniId(List<VpnElans> vpnElansList, String ipUniId) {
 275         if (!vpnElansList.isEmpty()) {
 276             for (VpnElans vpnElan : vpnElansList) {
 277                 if (vpnElan.getIpUniId() != null && vpnElan.getIpUniId().getValue().equals(ipUniId)) {
 278                     return vpnElan;
 279                 }
 280             }
 281         }
 282         return null;
 283     }
 284
 285     public static String getNetworkIdFromOpMefService(MefService opMefService, String unimgrNetworkId) {
 286         if (opMefService.getMefServiceChoice() instanceof EvcChoice) {
 287             return ((EvcChoice) opMefService.getMefServiceChoice()).getEvc().getAugmentation(EvcElan.class)
 288                     .getElanId();
 289         } else if (opMefService.getMefServiceChoice() instanceof IpvcChoice) {
 290             List<VpnElans> vpnElansList = ((IpvcChoice) opMefService.getMefServiceChoice()).getIpvc()
 291                     .getAugmentation(IpvcVpn.class).getVpnElans();
 292             VpnElans vpnElan = MefServicesUtils.getVpnElanByIpUniId(vpnElansList, unimgrNetworkId);
 293             if (vpnElan != null) {
 294                 return vpnElan.getElanId();
 295             }
 296         }
 297         return null;
 298     }
 299
 300 }