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.IpvcVpn;
  21 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.IpvcVpnBuilder;
  22 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.MefServices;
  23 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.MefService;
  24 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.MefServiceKey;
  25 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.mef.service.mef.service.choice.EvcChoice;
  26 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.mef.service.mef.service.choice.IpvcChoice;
  27 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.mef.service.mef.service.choice.evc.choice.Evc;
  28 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.services.rev150526.mef.services.mef.service.mef.service.choice.ipvc.choice.Ipvc;
  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.Unis;
  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.VpnElans;
  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.VpnElansBuilder;
  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.vpn.elans.Subnets;
  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.SubnetsBuilder;
  34 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.types.rev150526.Identifier45;
  35 import org.opendaylight.yang.gen.v1.http.metroethernetforum.org.ns.yang.mef.types.rev150526.RetailSvcIdType;
  36 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  37
  38 import com.google.common.base.Optional;
  39
  40 public class MefServicesUtils {
  41
  42     public static InstanceIdentifier<Unis> getIpvcUnisInstanceIdentifier() {
  43         return InstanceIdentifier.builder(MefServices.class).child(MefService.class).child(Ipvc.class).child(Unis.class)
  44                 .build();
  45     }
  46
  47     public static InstanceIdentifier<Evc> getEvcsInstanceIdentifier() {
  48         return getMefServiceInstanceIdentifier().child(Evc.class);
  49     }
  50
  51     public static InstanceIdentifier<Evc> getEvcInstanceIdentifier(RetailSvcIdType svcId) {
  52         return InstanceIdentifier.create(MefServices.class).child(MefService.class, new MefServiceKey(svcId))
  53                 .child(Evc.class);
  54     }
  55
  56     public static InstanceIdentifier<MefService> getMefServiceInstanceIdentifier() {
  57         return InstanceIdentifier.create(MefServices.class).child(MefService.class);
  58     }
  59
  60     public static InstanceIdentifier<MefServices> getMefServicesInstanceIdentifier() {
  61         return InstanceIdentifier.create(MefServices.class);
  62     }
  63
  64     public static InstanceIdentifier<Ipvc> getIpvcsInstanceIdentifier() {
  65         return getMefServiceInstanceIdentifier().child(Ipvc.class);
  66     }
  67
  68     public static InstanceIdentifier<Ipvc> getIpvcInstanceIdentifier(RetailSvcIdType svcId) {
  69         return InstanceIdentifier.create(MefServices.class).child(MefService.class, new MefServiceKey(svcId))
  70                 .child(Ipvc.class);
  71     }
  72
  73     public static VpnElans findVpnForNetwork(Subnet newSubnet, IpvcVpn ipvcVpn) {
  74         return findVpnElanForNetwork(newSubnet.getUniId(), newSubnet.getIpUniId(), ipvcVpn);
  75     }
  76
  77     public static VpnElans findVpnElanForNetwork(Identifier45 uniId, Identifier45 ipUniId, IpvcVpn ipvcVpn) {
  78         List<VpnElans> vpnElans = ipvcVpn != null && ipvcVpn.getVpnElans() != null ? ipvcVpn.getVpnElans()
  79                 : Collections.emptyList();
  80
  81         for (VpnElans vpnElan : vpnElans) {
  82             if (vpnElan.getUniId().equals(uniId) && vpnElan.getIpUniId().equals(ipUniId)) {
  83                 return vpnElan;
  84             }
  85         }
  86         return null;
  87     }
  88
  89     public static VpnElans findNetwork(Subnet newSubnet, VpnElans vpnElan) {
  90         String subnetStr = NetvirtVpnUtils.ipPrefixToString(newSubnet.getSubnet());
  91         return findNetwork(subnetStr, vpnElan);
  92     }
  93
  94     public static VpnElans findNetwork(String newSubnet, VpnElans vpnElan) {
  95         List<Subnets> subnets = vpnElan != null && vpnElan.getSubnets() != null ? vpnElan.getSubnets()
  96                 : Collections.emptyList();
  97         if (subnets.stream().anyMatch((s) -> s.getSubnet().equals(newSubnet))) {
  98             return vpnElan;
  99         }
 100         return null;
 101     }
 102
 103     public static Ipvc getIpvc(DataBroker dataBroker, InstanceIdentifier<Ipvc> identifier) {
 104         Optional<Ipvc> ipvcVpn = MdsalUtils.read(dataBroker, LogicalDatastoreType.CONFIGURATION, identifier);
 105         if (ipvcVpn.isPresent()) {
 106             return ipvcVpn.get();
 107         } else {
 108             return null;
 109         }
 110     }
 111
 112     public static Evc getEvc(DataBroker dataBroker, InstanceIdentifier<Evc> identifier) {
 113         Optional<Evc> evcVpn = MdsalUtils.read(dataBroker, LogicalDatastoreType.CONFIGURATION, identifier);
 114         if (evcVpn.isPresent()) {
 115             return evcVpn.get();
 116         } else {
 117             return null;
 118         }
 119     }
 120
 121     public static IpvcVpn getOperIpvcVpn(DataBroker dataBroker, InstanceIdentifier<Ipvc> identifier) {
 122         InstanceIdentifier<IpvcVpn> path = identifier.augmentation(IpvcVpn.class);
 123         Optional<IpvcVpn> ipvcVpn = MdsalUtils.read(dataBroker, LogicalDatastoreType.OPERATIONAL, path);
 124         if (ipvcVpn.isPresent()) {
 125             return ipvcVpn.get();
 126         } else {
 127             return null;
 128         }
 129     }
 130
 131     public static void addOperIpvcVpnElan(InstanceIdentifier<Ipvc> identifier, String vpnId, WriteTransaction tx) {
 132         addOperIpvcVpnElan(identifier, vpnId, null, tx);
 133     }
 134
 135     public static void addOperIpvcVpnElan(InstanceIdentifier<Ipvc> identifier, String vpnId, String vrfId, WriteTransaction tx) {
 136
 137         synchronized (vpnId.intern()) {
 138             InstanceIdentifier<IpvcVpn> path = identifier.augmentation(IpvcVpn.class);
 139
 140             IpvcVpnBuilder ipvcVpnBuilder = new IpvcVpnBuilder();
 141             ipvcVpnBuilder.setVpnId(vpnId);
 142             if (vrfId != null) {
 143                 ipvcVpnBuilder.setVrfId(vrfId);
 144             }
 145
 146             tx.merge(LogicalDatastoreType.OPERATIONAL, path, ipvcVpnBuilder.build(), true);
 147         }
 148     }
 149
 150     public static void addOperIpvcVpnElan(InstanceIdentifier<Ipvc> identifier, String vpnId, Identifier45 uniId,
 151             Identifier45 ipUniId, String elanId, String elanPortId, List<String> newSubnets, WriteTransaction tx) {
 152
 153         synchronized (vpnId.intern()) {
 154             InstanceIdentifier<IpvcVpn> path = identifier.augmentation(IpvcVpn.class);
 155
 156             IpvcVpnBuilder ipvcVpnBuilder = new IpvcVpnBuilder();
 157             ipvcVpnBuilder.setVpnId(vpnId);
 158
 159             List<VpnElans> vpnElansEx = new ArrayList<>();
 160             VpnElansBuilder vpnElans = new VpnElansBuilder();
 161             vpnElans.setElanId(elanId);
 162             vpnElans.setUniId(uniId);
 163             vpnElans.setIpUniId(ipUniId);
 164             vpnElans.setElanPort(elanPortId);
 165             List<Subnets> subnets = new ArrayList<>();
 166             if (newSubnets != null) {
 167                 newSubnets.forEach(s -> {
 168                     SubnetsBuilder sb = new SubnetsBuilder();
 169                     sb.setSubnet(s);
 170                     subnets.add(sb.build());
 171                 });
 172             }
 173             vpnElans.setSubnets(subnets);
 174             vpnElansEx.add(vpnElans.build());
 175             ipvcVpnBuilder.setVpnElans(vpnElansEx);
 176
 177             tx.merge(LogicalDatastoreType.OPERATIONAL, path, ipvcVpnBuilder.build(), true);
 178         }
 179     }
 180
 181     public static void addOperIpvcVpnElan(DataBroker dataBroker, InstanceIdentifier<Ipvc> identifier, String vpnId,
 182             Identifier45 uniId, Identifier45 ipUniId, String elanId, String elanPortId, List<String> newSubnets) {
 183         WriteTransaction tx = MdsalUtils.createTransaction(dataBroker);
 184         addOperIpvcVpnElan(identifier, vpnId, uniId, ipUniId, elanId, elanPortId, newSubnets, tx);
 185         MdsalUtils.commitTransaction(tx);
 186     }
 187
 188     public static void removeOperIpvcVpn(InstanceIdentifier<Ipvc> identifier, WriteTransaction tx) {
 189         final InstanceIdentifier<MefService> serviceId = identifier.firstIdentifierOf(MefService.class);
 190         tx.delete(LogicalDatastoreType.OPERATIONAL, serviceId);
 191     }
 192
 193     public static void removeOperIpvcSubnet(DataBroker dataBroker, InstanceIdentifier<Ipvc> identifier, String vpnId,
 194             Identifier45 uniId, Identifier45 ipUniId, String elanId, String elanPortId, String deleteSubnet) {
 195         InstanceIdentifier<IpvcVpn> path = identifier.augmentation(IpvcVpn.class);
 196         IpvcVpn ipvcVpn = getOperIpvcVpn(dataBroker, identifier);
 197         if (ipvcVpn == null || ipvcVpn.getVpnElans() == null) {
 198             return;
 199         }
 200         IpvcVpnBuilder ipvcVpnBuilder = new IpvcVpnBuilder(ipvcVpn);
 201         List<VpnElans> vpnElansEx = ipvcVpnBuilder.getVpnElans();
 202
 203         VpnElans vpnElans = findVpnElanForNetwork(uniId, ipUniId, ipvcVpn);
 204         vpnElans = findNetwork(deleteSubnet, vpnElans);
 205
 206         if (vpnElans != null) {
 207             vpnElansEx.remove(vpnElans);
 208             VpnElansBuilder vpnElansB = new VpnElansBuilder(vpnElans);
 209             List<Subnets> exSubnets = vpnElansB.getSubnets();
 210             List<Subnets> newSubnets = exSubnets.stream().filter(s -> !s.getSubnet().equals(deleteSubnet))
 211                     .collect(Collectors.toList());
 212             vpnElansB.setSubnets(newSubnets);
 213             vpnElansEx.add(vpnElansB.build());
 214         }
 215         MdsalUtils.syncWrite(dataBroker, LogicalDatastoreType.OPERATIONAL, path, ipvcVpnBuilder.build());
 216     }
 217
 218     public static void removeOperIpvcElan(DataBroker dataBroker, InstanceIdentifier<Ipvc> identifier, String vpnId,
 219             Identifier45 uniId, Identifier45 ipUniId, String elanId, String elanPortId) {
 220         InstanceIdentifier<IpvcVpn> path = identifier.augmentation(IpvcVpn.class);
 221         IpvcVpn ipvcVpn = getOperIpvcVpn(dataBroker, identifier);
 222         if (ipvcVpn == null || ipvcVpn.getVpnElans() == null) {
 223             return;
 224         }
 225         IpvcVpnBuilder ipvcVpnBuilder = new IpvcVpnBuilder(ipvcVpn);
 226         List<VpnElans> vpnElansEx = ipvcVpnBuilder.getVpnElans();
 227
 228         VpnElans vpnElans = findVpnElanForNetwork(uniId, ipUniId, ipvcVpn);
 229         if (vpnElans != null) {
 230             vpnElansEx.remove(vpnElans);
 231         }
 232         MdsalUtils.syncWrite(dataBroker, LogicalDatastoreType.OPERATIONAL, path, ipvcVpnBuilder.build());
 233     }
 234
 235     public static List<RetailSvcIdType> getAllIpvcsServiceIds(DataBroker dataBroker) {
 236         List<RetailSvcIdType> toReturn = new ArrayList<>();
 237
 238         InstanceIdentifier<MefServices> path = MefServicesUtils.getMefServicesInstanceIdentifier();
 239         Optional<MefServices> mefServices = MdsalUtils.read(dataBroker, LogicalDatastoreType.CONFIGURATION, path);
 240         if (!mefServices.isPresent() || mefServices.get() == null) {
 241             return toReturn;
 242         }
 243         for (MefService service : mefServices.get().getMefService()) {
 244             if (service.getMefServiceChoice() instanceof IpvcChoice) {
 245                 toReturn.add(service.getSvcId());
 246             }
 247         }
 248         return toReturn;
 249     }
 250
 251     public static List<RetailSvcIdType> getAllEvcsServiceIds(DataBroker dataBroker) {
 252         List<RetailSvcIdType> toReturn = new ArrayList<>();
 253
 254         InstanceIdentifier<MefServices> path = MefServicesUtils.getMefServicesInstanceIdentifier();
 255         Optional<MefServices> mefServices = MdsalUtils.read(dataBroker, LogicalDatastoreType.CONFIGURATION, path);
 256         if (!mefServices.isPresent() || mefServices.get() == null) {
 257             return toReturn;
 258         }
 259         for (MefService service : mefServices.get().getMefService()) {
 260             if (service.getMefServiceChoice() instanceof EvcChoice) {
 261                 toReturn.add(service.getSvcId());
 262             }
 263         }
 264         return toReturn;
 265     }
 266
 267 }