dhcpservice/dhcpservice-impl/src/main/java/org/opendaylight/vpnservice/dhcpservice/DhcpProvider.java

   1 /*
   2  * Copyright (c) 2015 Ericsson India Global Services Pvt Ltd. 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.vpnservice.dhcpservice;
   9
  10 import org.opendaylight.vpnservice.neutronvpn.interfaces.INeutronVpnManager;
  11
  12 import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
  13 import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.PacketProcessingService;
  14 import org.opendaylight.yangtools.concepts.Registration;
  15 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  16 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
  17 import org.opendaylight.controller.sal.binding.api.BindingAwareProvider;
  18 import org.opendaylight.vpnservice.mdsalutil.interfaces.IMdsalApiManager;
  19 import org.slf4j.Logger;
  20 import org.slf4j.LoggerFactory;
  21
  22 public class DhcpProvider implements BindingAwareProvider, AutoCloseable {
  23
  24     private static final Logger LOG = LoggerFactory.getLogger(DhcpProvider.class);
  25     private IMdsalApiManager mdsalManager;
  26     private DhcpPktHandler dhcpPktHandler;
  27     private Registration packetListener = null;
  28     private NotificationProviderService notificationService;
  29     private DhcpManager dhcpManager;
  30     private NodeListener dhcpNodeListener;
  31     private INeutronVpnManager neutronVpnManager;
  32     private DhcpConfigListener dhcpConfigListener;
  33
  34     @Override
  35     public void onSessionInitiated(ProviderContext session) {
  36         LOG.info("DhcpProvider Session Initiated");
  37         try {
  38             final DataBroker dataBroker = session.getSALService(DataBroker.class);
  39             final PacketProcessingService pktProcessingService = session.getRpcService(PacketProcessingService.class);
  40             dhcpManager = new DhcpManager(dataBroker);
  41             dhcpManager.setMdsalManager(mdsalManager);
  42             dhcpManager.setNeutronVpnService(neutronVpnManager);
  43             dhcpPktHandler = new DhcpPktHandler(dataBroker, dhcpManager);
  44             dhcpPktHandler.setPacketProcessingService(pktProcessingService);
  45             packetListener = notificationService.registerNotificationListener(dhcpPktHandler);
  46             dhcpNodeListener = new NodeListener(dataBroker, dhcpManager);
  47             dhcpConfigListener = new DhcpConfigListener(dataBroker, dhcpManager);
  48         } catch (Exception e) {
  49             LOG.error("Error initializing services", e);
  50         }
  51     }
  52
  53
  54     public void setMdsalManager(IMdsalApiManager mdsalManager) {
  55         this.mdsalManager = mdsalManager;
  56     }
  57
  58     public void setNeutronVpnManager(INeutronVpnManager neutronVpnManager) {
  59         this.neutronVpnManager = neutronVpnManager;
  60     }
  61
  62     @Override
  63     public void close() throws Exception {
  64         if(packetListener != null) {
  65             packetListener.close();
  66         }
  67         if(dhcpPktHandler != null) {
  68             dhcpPktHandler.close();
  69         }
  70         if(dhcpNodeListener != null) {
  71             dhcpNodeListener.close();
  72         }
  73         LOG.info("DhcpProvider closed");
  74     }
  75
  76     public void setNotificationProviderService(NotificationProviderService notificationServiceDependency) {
  77         this.notificationService = notificationServiceDependency;
  78     }
  79
  80 }