Jonathan Hart | 313fdf0 | 2014-04-10 14:09:46 -0700 | [diff] [blame] | 1 | package net.onrc.onos.core.packetservice; |
Jonathan Hart | 7804bea | 2014-01-07 10:50:52 -0800 | [diff] [blame] | 2 | |
Jonathan Hart | e6e6373 | 2014-04-16 14:29:49 -0700 | [diff] [blame] | 3 | import java.util.Map; |
TeruU | 7feef8a | 2014-04-03 00:15:49 -0700 | [diff] [blame] | 4 | |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 5 | import net.onrc.onos.core.topology.Topology; |
Jonathan Hart | f5bd258 | 2014-04-09 17:43:41 -0700 | [diff] [blame] | 6 | import net.onrc.onos.core.topology.Port; |
| 7 | |
Jonathan Hart | e6e6373 | 2014-04-16 14:29:49 -0700 | [diff] [blame] | 8 | import com.google.common.collect.HashMultimap; |
| 9 | import com.google.common.collect.Multimap; |
| 10 | |
Jonathan Hart | 7c9a2fb | 2014-03-27 09:51:41 -0700 | [diff] [blame] | 11 | // TODO The generic broadcast packet shouldn't contain an IP address which is |
| 12 | // only for ARP packets. |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 13 | |
Jonathan Hart | 7804bea | 2014-01-07 10:50:52 -0800 | [diff] [blame] | 14 | /** |
| 15 | * Notification to all ONOS instances to broadcast this packet out the edge of |
| 16 | * the network. The edge is defined as any port that doesn't have a link to |
| 17 | * another switch. The one exception is the port that the packet was received |
| 18 | * on. |
Jonathan Hart | 7804bea | 2014-01-07 10:50:52 -0800 | [diff] [blame] | 19 | */ |
Jonathan Hart | 7c9a2fb | 2014-03-27 09:51:41 -0700 | [diff] [blame] | 20 | public class BroadcastPacketOutNotification extends PacketOutNotification { |
Jonathan Hart | 7804bea | 2014-01-07 10:50:52 -0800 | [diff] [blame] | 21 | |
Jonathan Hart | 7c9a2fb | 2014-03-27 09:51:41 -0700 | [diff] [blame] | 22 | private static final long serialVersionUID = 1L; |
Jonathan Hart | 7804bea | 2014-01-07 10:50:52 -0800 | [diff] [blame] | 23 | |
TeruU | 7feef8a | 2014-04-03 00:15:49 -0700 | [diff] [blame] | 24 | private final int address; |
Jonathan Hart | 7c9a2fb | 2014-03-27 09:51:41 -0700 | [diff] [blame] | 25 | private final long inSwitch; |
| 26 | private final short inPort; |
Jonathan Hart | 7804bea | 2014-01-07 10:50:52 -0800 | [diff] [blame] | 27 | |
Jonathan Hart | 51dc5e1 | 2014-04-22 11:03:59 -0700 | [diff] [blame] | 28 | /** |
| 29 | * Default constructor, used for deserialization. |
| 30 | */ |
TeruU | 7feef8a | 2014-04-03 00:15:49 -0700 | [diff] [blame] | 31 | protected BroadcastPacketOutNotification() { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 32 | super(); |
Jonathan Hart | 51dc5e1 | 2014-04-22 11:03:59 -0700 | [diff] [blame] | 33 | this.address = 0; |
| 34 | this.inSwitch = 0; |
| 35 | this.inPort = 0; |
TeruU | 7feef8a | 2014-04-03 00:15:49 -0700 | [diff] [blame] | 36 | } |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 37 | |
Jonathan Hart | 7c9a2fb | 2014-03-27 09:51:41 -0700 | [diff] [blame] | 38 | /** |
| 39 | * Class constructor. |
| 40 | * |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 41 | * @param packet packet data to send in the packet-out |
| 42 | * @param address target IP address if the packet is an ARP packet |
| 43 | * @param inSwitch dpid of the switch the packet was received on |
| 44 | * @param inPort port number of the receiving port |
Jonathan Hart | 7c9a2fb | 2014-03-27 09:51:41 -0700 | [diff] [blame] | 45 | */ |
TeruU | 7feef8a | 2014-04-03 00:15:49 -0700 | [diff] [blame] | 46 | public BroadcastPacketOutNotification(byte[] packet, int address, |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 47 | long inSwitch, short inPort) { |
Jonathan Hart | 7c9a2fb | 2014-03-27 09:51:41 -0700 | [diff] [blame] | 48 | super(packet); |
Jonathan Hart | 7804bea | 2014-01-07 10:50:52 -0800 | [diff] [blame] | 49 | |
Jonathan Hart | 7c9a2fb | 2014-03-27 09:51:41 -0700 | [diff] [blame] | 50 | this.address = address; |
| 51 | this.inSwitch = inSwitch; |
| 52 | this.inPort = inPort; |
| 53 | } |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 54 | |
Jonathan Hart | 7c9a2fb | 2014-03-27 09:51:41 -0700 | [diff] [blame] | 55 | /** |
| 56 | * Get the dpid of the switch the packet was received on. |
| 57 | * |
| 58 | * @return receiving switch dpid |
| 59 | */ |
| 60 | public long getInSwitch() { |
| 61 | return inSwitch; |
| 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Get the port number of the port the packet was received on. |
| 66 | * |
| 67 | * @return receiving port number |
| 68 | */ |
| 69 | public short getInPort() { |
| 70 | return inPort; |
| 71 | } |
| 72 | |
| 73 | /** |
| 74 | * Get the target IP address if the packet is an ARP packet. |
| 75 | * |
| 76 | * @return the target IP address for ARP packets, or null if the packet is |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 77 | * not an ARP packet |
Jonathan Hart | 7c9a2fb | 2014-03-27 09:51:41 -0700 | [diff] [blame] | 78 | */ |
TeruU | 7feef8a | 2014-04-03 00:15:49 -0700 | [diff] [blame] | 79 | public int getTargetAddress() { |
Jonathan Hart | 7c9a2fb | 2014-03-27 09:51:41 -0700 | [diff] [blame] | 80 | return address; |
| 81 | } |
Jonathan Hart | e6e6373 | 2014-04-16 14:29:49 -0700 | [diff] [blame] | 82 | |
| 83 | @Override |
Jonathan Hart | f5bd258 | 2014-04-09 17:43:41 -0700 | [diff] [blame] | 84 | public Multimap<Long, Short> calculateOutPorts( |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 85 | Multimap<Long, Short> localPorts, Topology topology) { |
Jonathan Hart | e6e6373 | 2014-04-16 14:29:49 -0700 | [diff] [blame] | 86 | Multimap<Long, Short> outPorts = HashMultimap.create(); |
| 87 | |
Jonathan Hart | f5bd258 | 2014-04-09 17:43:41 -0700 | [diff] [blame] | 88 | for (Map.Entry<Long, Short> entry : localPorts.entries()) { |
| 89 | Port globalPort; |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 90 | topology.acquireReadLock(); |
Jonathan Hart | f5bd258 | 2014-04-09 17:43:41 -0700 | [diff] [blame] | 91 | try { |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 92 | globalPort = topology.getPort(entry.getKey(), |
Jonathan Hart | f5bd258 | 2014-04-09 17:43:41 -0700 | [diff] [blame] | 93 | entry.getValue().longValue()); |
| 94 | } finally { |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 95 | topology.releaseReadLock(); |
Jonathan Hart | f5bd258 | 2014-04-09 17:43:41 -0700 | [diff] [blame] | 96 | } |
| 97 | |
| 98 | if ((!entry.getKey().equals(inSwitch) || |
| 99 | !entry.getValue().equals(inPort)) && |
| 100 | globalPort != null && |
| 101 | globalPort.getOutgoingLink() == null) { |
| 102 | |
Jonathan Hart | e6e6373 | 2014-04-16 14:29:49 -0700 | [diff] [blame] | 103 | outPorts.put(entry.getKey(), entry.getValue()); |
| 104 | } |
| 105 | } |
| 106 | |
| 107 | return outPorts; |
| 108 | } |
Jonathan Hart | 7804bea | 2014-01-07 10:50:52 -0800 | [diff] [blame] | 109 | } |