tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 1 | package org.onlab.onos.provider.of.link.impl; |
| 2 | |
alshabib | c4901cd | 2014-09-05 16:50:40 -0700 | [diff] [blame] | 3 | import static org.slf4j.LoggerFactory.getLogger; |
| 4 | |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 5 | import org.apache.felix.scr.annotations.Activate; |
| 6 | import org.apache.felix.scr.annotations.Component; |
| 7 | import org.apache.felix.scr.annotations.Deactivate; |
| 8 | import org.apache.felix.scr.annotations.Reference; |
| 9 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 10 | import org.onlab.onos.net.link.LinkProvider; |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 11 | import org.onlab.onos.net.link.LinkProviderRegistry; |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 12 | import org.onlab.onos.net.link.LinkProviderService; |
| 13 | import org.onlab.onos.net.provider.AbstractProvider; |
| 14 | import org.onlab.onos.net.provider.ProviderId; |
alshabib | 289652c | 2014-09-07 19:09:28 -0700 | [diff] [blame] | 15 | import org.onlab.onos.of.controller.Dpid; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 16 | import org.onlab.onos.of.controller.OpenFlowController; |
alshabib | 289652c | 2014-09-07 19:09:28 -0700 | [diff] [blame] | 17 | import org.onlab.onos.of.controller.OpenFlowSwitchListener; |
alshabib | c4901cd | 2014-09-05 16:50:40 -0700 | [diff] [blame] | 18 | import org.onlab.onos.of.controller.PacketContext; |
| 19 | import org.onlab.onos.of.controller.PacketListener; |
alshabib | 289652c | 2014-09-07 19:09:28 -0700 | [diff] [blame] | 20 | import org.projectfloodlight.openflow.protocol.OFPortStatus; |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 21 | import org.slf4j.Logger; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 22 | |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 23 | /** |
tom | b1260e4 | 2014-08-26 18:39:57 -0700 | [diff] [blame] | 24 | * Provider which uses an OpenFlow controller to detect network |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 25 | * infrastructure links. |
| 26 | */ |
tom | b1260e4 | 2014-08-26 18:39:57 -0700 | [diff] [blame] | 27 | @Component(immediate = true) |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 28 | public class OpenFlowLinkProvider extends AbstractProvider implements LinkProvider { |
| 29 | |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 30 | private final Logger log = getLogger(getClass()); |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 31 | |
| 32 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 33 | protected LinkProviderRegistry providerRegistry; |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 34 | |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 35 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 36 | protected OpenFlowController controller; |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 37 | |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 38 | private LinkProviderService providerService; |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 39 | |
alshabib | 289652c | 2014-09-07 19:09:28 -0700 | [diff] [blame] | 40 | private final InternalLinkProvider listener = new InternalLinkProvider(); |
alshabib | c4901cd | 2014-09-05 16:50:40 -0700 | [diff] [blame] | 41 | |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 42 | /** |
| 43 | * Creates an OpenFlow link provider. |
| 44 | */ |
| 45 | public OpenFlowLinkProvider() { |
| 46 | super(new ProviderId("org.onlab.onos.provider.of.link")); |
| 47 | } |
| 48 | |
| 49 | @Activate |
| 50 | public void activate() { |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 51 | providerService = providerRegistry.register(this); |
alshabib | 289652c | 2014-09-07 19:09:28 -0700 | [diff] [blame] | 52 | controller.addListener(listener); |
alshabib | c4901cd | 2014-09-05 16:50:40 -0700 | [diff] [blame] | 53 | controller.addPacketListener(0, listener); |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 54 | log.info("Started"); |
| 55 | } |
| 56 | |
| 57 | @Deactivate |
| 58 | public void deactivate() { |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 59 | providerRegistry.unregister(this); |
alshabib | 289652c | 2014-09-07 19:09:28 -0700 | [diff] [blame] | 60 | controller.removeListener(listener); |
alshabib | c4901cd | 2014-09-05 16:50:40 -0700 | [diff] [blame] | 61 | controller.removePacketListener(listener); |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 62 | providerService = null; |
| 63 | log.info("Stopped"); |
| 64 | } |
| 65 | |
alshabib | c4901cd | 2014-09-05 16:50:40 -0700 | [diff] [blame] | 66 | |
alshabib | 289652c | 2014-09-07 19:09:28 -0700 | [diff] [blame] | 67 | private class InternalLinkProvider implements PacketListener, OpenFlowSwitchListener { |
alshabib | c4901cd | 2014-09-05 16:50:40 -0700 | [diff] [blame] | 68 | |
| 69 | @Override |
| 70 | public void handlePacket(PacketContext pktCtx) { |
| 71 | |
| 72 | } |
| 73 | |
alshabib | 289652c | 2014-09-07 19:09:28 -0700 | [diff] [blame] | 74 | @Override |
| 75 | public void switchAdded(Dpid dpid) { |
| 76 | // TODO Auto-generated method stub |
| 77 | |
| 78 | } |
| 79 | |
| 80 | @Override |
| 81 | public void switchRemoved(Dpid dpid) { |
| 82 | // TODO Auto-generated method stub |
| 83 | |
| 84 | } |
| 85 | |
| 86 | @Override |
| 87 | public void portChanged(Dpid dpid, OFPortStatus status) { |
| 88 | // TODO Auto-generated method stub |
| 89 | |
| 90 | } |
| 91 | |
alshabib | c4901cd | 2014-09-05 16:50:40 -0700 | [diff] [blame] | 92 | } |
| 93 | |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 94 | } |