transcriber/src/main/java/org/opendaylight/neutron/transcriber/NeutronRouterInterface.java

   1 /*
   2  * Copyright IBM Corporation, 2013.  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.neutron.transcriber;
  10
  11 import java.util.ArrayList;
  12 import java.util.HashMap;
  13 import java.util.HashSet;
  14 import java.util.List;
  15 import java.util.Map;
  16 import java.util.Map.Entry;
  17 import java.util.Set;
  18 import java.util.concurrent.ConcurrentHashMap;
  19 import java.util.concurrent.ConcurrentMap;
  20
  21 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
  22 import org.opendaylight.neutron.spi.INeutronRouterCRUD;
  23 import org.opendaylight.neutron.spi.NeutronRouter;
  24 import org.opendaylight.neutron.spi.NeutronRouter_Interface;
  25 import org.opendaylight.neutron.spi.NeutronRouter_NetworkReference;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.l3.rev141002.routers.attributes.Routers;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.l3.rev141002.routers.attributes.routers.Router;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.l3.rev141002.routers.attributes.routers.RouterBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.l3.rev141002.routers.attributes.routers.router.ExternalGatewayInfo;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.l3.rev141002.routers.attributes.routers.router.ExternalGatewayInfoBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.l3.rev141002.routers.attributes.routers.router.Interfaces;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.l3.rev141002.routers.attributes.routers.router.external_gateway_info.ExternalFixedIps;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.rev150325.Neutron;
  34 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  35 import org.osgi.framework.BundleContext;
  36 import org.osgi.framework.ServiceRegistration;
  37 import org.slf4j.Logger;
  38 import org.slf4j.LoggerFactory;
  39
  40 public class NeutronRouterInterface extends  AbstractNeutronInterface<Router, NeutronRouter> implements INeutronRouterCRUD {
  41     private static final Logger LOGGER = LoggerFactory.getLogger(NeutronRouterInterface.class);
  42     private ConcurrentMap<String, NeutronRouter> routerDB  = new ConcurrentHashMap<String, NeutronRouter>();
  43     // methods needed for creating caches
  44
  45
  46     NeutronRouterInterface(ProviderContext providerContext) {
  47         super(providerContext);
  48     }
  49
  50
  51     // IfNBRouterCRUD Interface methods
  52
  53     @Override
  54     public boolean routerExists(String uuid) {
  55         return routerDB.containsKey(uuid);
  56     }
  57
  58     @Override
  59     public NeutronRouter getRouter(String uuid) {
  60         if (!routerExists(uuid)) {
  61             return null;
  62         }
  63         return routerDB.get(uuid);
  64     }
  65
  66     @Override
  67     public List<NeutronRouter> getAllRouters() {
  68         Set<NeutronRouter> allRouters = new HashSet<NeutronRouter>();
  69         for (Entry<String, NeutronRouter> entry : routerDB.entrySet()) {
  70             NeutronRouter router = entry.getValue();
  71             allRouters.add(router);
  72         }
  73         LOGGER.debug("Exiting getAllRouters, Found {} Routers", allRouters.size());
  74         List<NeutronRouter> ans = new ArrayList<NeutronRouter>();
  75         ans.addAll(allRouters);
  76         return ans;
  77     }
  78
  79     @Override
  80     public boolean addRouter(NeutronRouter input) {
  81         if (routerExists(input.getID())) {
  82             return false;
  83         }
  84         routerDB.putIfAbsent(input.getID(), input);
  85         addMd(input);
  86         return true;
  87     }
  88
  89     @Override
  90     public boolean removeRouter(String uuid) {
  91         if (!routerExists(uuid)) {
  92             return false;
  93         }
  94         routerDB.remove(uuid);
  95         removeMd(toMd(uuid));
  96         return true;
  97     }
  98
  99     @Override
 100     public boolean updateRouter(String uuid, NeutronRouter delta) {
 101         if (!routerExists(uuid)) {
 102             return false;
 103         }
 104         NeutronRouter target = routerDB.get(uuid);
 105         boolean rc = overwrite(target, delta);
 106         if (rc) {
 107             updateMd(routerDB.get(uuid));
 108         }
 109         return rc;
 110     }
 111
 112     @Override
 113     public boolean routerInUse(String routerUUID) {
 114         if (!routerExists(routerUUID)) {
 115             return true;
 116         }
 117         NeutronRouter target = routerDB.get(routerUUID);
 118         return (target.getInterfaces().size() > 0);
 119     }
 120
 121     @Override
 122     protected Router toMd(NeutronRouter router) {
 123
 124         RouterBuilder routerBuilder = new RouterBuilder();
 125
 126         if (router.getRouterUUID() != null) {
 127             routerBuilder.setUuid(toUuid(router.getRouterUUID()));
 128         }
 129         if (router.getName() != null) {
 130             routerBuilder.setName(router.getName());
 131         }
 132         if (router.getTenantID() != null && !router.getTenantID().isEmpty()) {
 133             routerBuilder.setTenantId(toUuid(router.getTenantID()));
 134         }
 135         if (router.getStatus() != null) {
 136             routerBuilder.setStatus(router.getStatus());
 137         }
 138         if (router.getGatewayPortId() != null && !router.getGatewayPortId().isEmpty()) {
 139             routerBuilder.setGatewayPortId(toUuid(router.getGatewayPortId()));
 140         }
 141         routerBuilder.setAdminStateUp(router.getAdminStateUp());
 142         routerBuilder.setDistribted(router.getDistributed());
 143         if (router.getRoutes() != null) {
 144             List<String> routes = new ArrayList<String>();
 145             for (String route : router.getRoutes()) {
 146                 routes.add(route);
 147             }
 148             routerBuilder.setRoutes(routes);
 149         }
 150         if (router.getExternalGatewayInfo() != null) {
 151             ExternalGatewayInfo externalGatewayInfo = null;
 152             List<NeutronRouter_NetworkReference> neutronRouter_NetworkReferences = new ArrayList<NeutronRouter_NetworkReference>();
 153             neutronRouter_NetworkReferences.add(router.getExternalGatewayInfo());
 154             for (NeutronRouter_NetworkReference externalGatewayInfos : neutronRouter_NetworkReferences) {
 155                 ExternalGatewayInfoBuilder builder = new ExternalGatewayInfoBuilder();
 156                 builder.setEnableSnat(externalGatewayInfos.getEnableSNAT());
 157                 builder.setExternalNetworkId(toUuid(externalGatewayInfos.getNetworkID()));
 158                 List<ExternalFixedIps> externalFixedIps = new ArrayList<ExternalFixedIps>();
 159                 for (int i = 0; i < externalFixedIps.size(); i++) {
 160                     externalFixedIps.add((ExternalFixedIps) externalGatewayInfos.getExternalFixedIPs().get(i));
 161                 }
 162                 builder.setExternalFixedIps(externalFixedIps);
 163                 externalGatewayInfo = builder.build();
 164             }
 165             routerBuilder.setExternalGatewayInfo(externalGatewayInfo);
 166         }
 167         if (router.getInterfaces() != null) {
 168             Map<String, NeutronRouter_Interface> mapInterfaces = new HashMap<String, NeutronRouter_Interface>();
 169             List<Interfaces> interfaces = new ArrayList<Interfaces>();
 170             for (Entry<String, NeutronRouter_Interface> entry : mapInterfaces.entrySet()) {
 171                 interfaces.add((Interfaces) entry.getValue());
 172             }
 173             routerBuilder.setInterfaces(interfaces);
 174         }
 175         if (router.getID() != null) {
 176             routerBuilder.setUuid(toUuid(router.getID()));
 177         } else {
 178             LOGGER.warn("Attempting to write neutron router without UUID");
 179         }
 180         return routerBuilder.build();
 181     }
 182
 183     @Override
 184     protected InstanceIdentifier<Router> createInstanceIdentifier(Router router) {
 185         return InstanceIdentifier.create(Neutron.class).child(Routers.class).child(Router.class, router.getKey());
 186     }
 187
 188     @Override
 189     protected Router toMd(String uuid) {
 190         RouterBuilder routerBuilder = new RouterBuilder();
 191         routerBuilder.setUuid(toUuid(uuid));
 192         return routerBuilder.build();
 193     }
 194
 195     public static void registerNewInterface(BundleContext context,
 196                                             ProviderContext providerContext,
 197                                             List<ServiceRegistration<?>> registrations) {
 198         NeutronRouterInterface neutronRouterInterface = new NeutronRouterInterface(providerContext);
 199         ServiceRegistration<INeutronRouterCRUD> neutronRouterInterfaceRegistration = context.registerService(INeutronRouterCRUD.class, neutronRouterInterface, null);
 200         if(neutronRouterInterfaceRegistration != null) {
 201             registrations.add(neutronRouterInterfaceRegistration);
 202         }
 203     }
 204 }