transcriber/src/main/java/org/opendaylight/neutron/transcriber/NeutronNetworkInterface.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.HashSet;
  13 import java.util.List;
  14 import java.util.Map.Entry;
  15 import java.util.Set;
  16 import java.util.concurrent.ConcurrentHashMap;
  17 import java.util.concurrent.ConcurrentMap;
  18
  19 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
  20 import org.opendaylight.neutron.spi.INeutronNetworkCRUD;
  21 import org.opendaylight.neutron.spi.NeutronNetwork;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.networks.rev141002.networks.attributes.Networks;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.networks.rev141002.networks.attributes.networks.Network;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.networks.rev141002.networks.attributes.networks.NetworkBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.rev150325.Neutron;
  27 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  28 import org.osgi.framework.BundleContext;
  29 import org.osgi.framework.ServiceRegistration;
  30 import org.slf4j.Logger;
  31 import org.slf4j.LoggerFactory;
  32
  33 public class NeutronNetworkInterface extends AbstractNeutronInterface<Network,NeutronNetwork> implements INeutronNetworkCRUD {
  34     private static final Logger LOGGER = LoggerFactory.getLogger(NeutronNetworkInterface.class);
  35     private ConcurrentMap<String, NeutronNetwork> networkDB = new ConcurrentHashMap<String, NeutronNetwork>();
  36
  37     NeutronNetworkInterface(ProviderContext providerContext) {
  38         super(providerContext);
  39     }
  40
  41     // IfNBNetworkCRUD methods
  42
  43     @Override
  44     public boolean networkExists(String uuid) {
  45         return networkDB.containsKey(uuid);
  46     }
  47
  48     @Override
  49     public NeutronNetwork getNetwork(String uuid) {
  50         if (!networkExists(uuid)) {
  51             return null;
  52         }
  53         return networkDB.get(uuid);
  54     }
  55
  56     @Override
  57     public List<NeutronNetwork> getAllNetworks() {
  58         Set<NeutronNetwork> allNetworks = new HashSet<NeutronNetwork>();
  59         for (Entry<String, NeutronNetwork> entry : networkDB.entrySet()) {
  60             NeutronNetwork network = entry.getValue();
  61             allNetworks.add(network);
  62         }
  63         LOGGER.debug("Exiting getAllNetworks, Found {} OpenStackNetworks", allNetworks.size());
  64         List<NeutronNetwork> ans = new ArrayList<NeutronNetwork>();
  65         ans.addAll(allNetworks);
  66         return ans;
  67     }
  68
  69     @Override
  70     public boolean addNetwork(NeutronNetwork input) {
  71         if (networkExists(input.getID())) {
  72             return false;
  73         }
  74         networkDB.putIfAbsent(input.getID(), input);
  75         addMd(input);
  76       //TODO: add code to find INeutronNetworkAware services and call newtorkCreated on them
  77         return true;
  78     }
  79
  80     @Override
  81     public boolean removeNetwork(String uuid) {
  82         if (!networkExists(uuid)) {
  83             return false;
  84         }
  85         networkDB.remove(uuid);
  86         removeMd(toMd(uuid));
  87       //TODO: add code to find INeutronNetworkAware services and call newtorkDeleted on them
  88         return true;
  89     }
  90
  91     @Override
  92     public boolean updateNetwork(String uuid, NeutronNetwork delta) {
  93         if (!networkExists(uuid)) {
  94             return false;
  95         }
  96 /* note: because what we get is *not* a delta but (at this point) the updated
  97  * object, this is much simpler - just replace the value and update the mdsal
  98  * with it */
  99         networkDB.replace(uuid, delta);
 100         updateMd(delta);
 101         return true;
 102     }
 103
 104     @Override
 105     public boolean networkInUse(String netUUID) {
 106         if (!networkExists(netUUID)) {
 107             return true;
 108         }
 109         NeutronNetwork target = networkDB.get(netUUID);
 110         if (target.getPortsOnNetwork().size() > 0) {
 111             return true;
 112         }
 113         return false;
 114     }
 115
 116     protected Network toMd(NeutronNetwork network) {
 117         NetworkBuilder networkBuilder = new NetworkBuilder();
 118         networkBuilder.setAdminStateUp(network.getAdminStateUp());
 119         if (network.getNetworkName() != null) {
 120             networkBuilder.setName(network.getNetworkName());
 121         }
 122         if (network.getShared() != null) {
 123             networkBuilder.setShared(network.getShared());
 124         }
 125         if (network.getStatus() != null) {
 126             networkBuilder.setStatus(network.getStatus());
 127         }
 128         if (network.getSubnets() != null) {
 129             List<Uuid> subnets = new ArrayList<Uuid>();
 130             for( String subnet : network.getSubnets()) {
 131                 subnets.add(toUuid(subnet));
 132             }
 133             networkBuilder.setSubnets(subnets);
 134         }
 135         if (network.getTenantID() != null) {
 136             networkBuilder.setTenantId(toUuid(network.getTenantID()));
 137         }
 138         if (network.getNetworkUUID() != null) {
 139             networkBuilder.setUuid(toUuid(network.getNetworkUUID()));
 140         } else {
 141             LOGGER.warn("Attempting to write neutron network without UUID");
 142         }
 143         return networkBuilder.build();
 144     }
 145
 146     protected Network toMd(String uuid) {
 147         NetworkBuilder networkBuilder = new NetworkBuilder();
 148         networkBuilder.setUuid(toUuid(uuid));
 149         return networkBuilder.build();
 150     }
 151
 152     @Override
 153     protected InstanceIdentifier<Network> createInstanceIdentifier(Network network) {
 154         return InstanceIdentifier.create(Neutron.class)
 155                 .child(Networks.class)
 156                 .child(Network.class,network.getKey());
 157     }
 158
 159     public static void registerNewInterface(BundleContext context,
 160                                             ProviderContext providerContext,
 161                                             List<ServiceRegistration<?>> registrations) throws Exception {
 162         NeutronNetworkInterface neutronNetworkInterface = new NeutronNetworkInterface(providerContext);
 163         ServiceRegistration<INeutronNetworkCRUD> neutronNetworkInterfaceRegistration = context.registerService(INeutronNetworkCRUD.class, neutronNetworkInterface, null);
 164         if(neutronNetworkInterfaceRegistration != null) {
 165             registrations.add(neutronNetworkInterfaceRegistration);
 166         }
 167     }
 168 }