openstack/net-virt/src/main/java/org/opendaylight/ovsdb/openstack/netvirt/impl/OvsdbInventoryServiceImpl.java

   1 /*
   2  * Copyright (c) 2015 Red Hat, Inc. 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 package org.opendaylight.ovsdb.openstack.netvirt.impl;
   9
  10 import com.google.common.collect.Sets;
  11
  12 import java.util.Set;
  13
  14 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  15 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  16 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
  17 import org.opendaylight.ovsdb.openstack.netvirt.ConfigInterface;
  18 import org.opendaylight.ovsdb.openstack.netvirt.api.Constants;
  19 import org.opendaylight.ovsdb.openstack.netvirt.api.OvsdbInventoryService;
  20 import org.opendaylight.ovsdb.openstack.netvirt.api.OvsdbInventoryListener;
  21 import org.opendaylight.ovsdb.openstack.netvirt.translator.iaware.impl.NeutronFloatingIPChangeListener;
  22 import org.opendaylight.ovsdb.openstack.netvirt.translator.iaware.impl.NeutronNetworkChangeListener;
  23 import org.opendaylight.ovsdb.openstack.netvirt.translator.iaware.impl.NeutronPortChangeListener;
  24 import org.opendaylight.ovsdb.openstack.netvirt.translator.iaware.impl.NeutronRouterChangeListener;
  25 import org.opendaylight.ovsdb.openstack.netvirt.translator.iaware.impl.NeutronSubnetChangeListener;
  26 import org.opendaylight.ovsdb.openstack.netvirt.translator.iaware.impl.NeutronLoadBalancerPoolChangeListener;
  27 import org.opendaylight.ovsdb.openstack.netvirt.translator.iaware.impl.NeutronLoadBalancerPoolMemberChangeListener;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Uri;
  29 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  30 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
  31 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyBuilder;
  32 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  33 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
  34 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  35 import org.osgi.framework.ServiceReference;
  36 import org.slf4j.Logger;
  37 import org.slf4j.LoggerFactory;
  38
  39 /**
  40  * OvsdbInventoryServiceImpl is the implementation for {@link OvsdbInventoryService}
  41  *
  42  * @author Sam Hague (shague@redhat.com)
  43  */
  44 public class OvsdbInventoryServiceImpl implements ConfigInterface, OvsdbInventoryService {
  45     private static final Logger LOG = LoggerFactory.getLogger(OvsdbInventoryServiceImpl.class);
  46     private static DataBroker dataBroker = null;
  47     private static Set<OvsdbInventoryListener> ovsdbInventoryListeners = Sets.newCopyOnWriteArraySet();
  48     private OvsdbDataChangeListener ovsdbDataChangeListener = null;
  49     private static MdsalUtils mdsalUtils = null;
  50
  51     public OvsdbInventoryServiceImpl(ProviderContext providerContext) {
  52         dataBroker = providerContext.getSALService(DataBroker.class);
  53         LOG.info("OvsdbInventoryServiceImpl initialized");
  54         ovsdbDataChangeListener = new OvsdbDataChangeListener(dataBroker);
  55         mdsalUtils = new MdsalUtils(dataBroker);
  56     }
  57
  58     @Override
  59     public void listenerAdded(OvsdbInventoryListener listener) {
  60         ovsdbInventoryListeners.add(listener);
  61         LOG.info("listenerAdded: {}", listener);
  62     }
  63
  64     @Override
  65     public void listenerRemoved(OvsdbInventoryListener listener) {
  66         ovsdbInventoryListeners.remove(listener);
  67         LOG.info("listenerRemoved: {}", listener);
  68     }
  69
  70     @Override
  71     public void providersReady() {
  72         ovsdbDataChangeListener.start();
  73         initializeNeutronModelsDataChangeListeners(dataBroker);
  74         initializeNetvirtTopology();
  75     }
  76
  77     public static Set<OvsdbInventoryListener> getOvsdbInventoryListeners() {
  78         return ovsdbInventoryListeners;
  79     }
  80
  81     @Override
  82     public void setDependencies(ServiceReference serviceReference) {}
  83
  84     @Override
  85     public void setDependencies(Object impl) {}
  86
  87     private void initializeNetvirtTopology() {
  88         final TopologyId topologyId = new TopologyId(new Uri(Constants.NETVIRT_TOPOLOGY_ID));
  89         InstanceIdentifier<Topology> path =
  90                 InstanceIdentifier.create(NetworkTopology.class).child(Topology.class, new TopologyKey(topologyId));
  91         TopologyBuilder tpb = new TopologyBuilder();
  92         tpb.setTopologyId(topologyId);
  93         if (! mdsalUtils.put(LogicalDatastoreType.OPERATIONAL, path, tpb.build())) {
  94             LOG.error("Error initializing netvirt topology");
  95         }
  96     }
  97
  98     private void initializeNeutronModelsDataChangeListeners(
  99             DataBroker db) {
 100         new NeutronNetworkChangeListener(db);
 101         new NeutronSubnetChangeListener(db);
 102         new NeutronPortChangeListener(db);
 103         new NeutronRouterChangeListener(db);
 104         new NeutronFloatingIPChangeListener(db);
 105         new NeutronLoadBalancerPoolChangeListener(db);
 106         new NeutronLoadBalancerPoolMemberChangeListener(db);
 107     }
 108
 109 }