tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 1 | package org.onlab.onos.provider.of.link.impl; |
| 2 | |
| 3 | import org.apache.felix.scr.annotations.Activate; |
| 4 | import org.apache.felix.scr.annotations.Component; |
| 5 | import org.apache.felix.scr.annotations.Deactivate; |
| 6 | import org.apache.felix.scr.annotations.Reference; |
| 7 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 8 | import org.onlab.onos.net.link.LinkProvider; |
| 9 | import org.onlab.onos.net.link.LinkProviderBroker; |
| 10 | import org.onlab.onos.net.link.LinkProviderService; |
| 11 | import org.onlab.onos.net.provider.AbstractProvider; |
| 12 | import org.onlab.onos.net.provider.ProviderId; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame^] | 13 | import org.onlab.onos.of.controller.OpenFlowController; |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 14 | import org.slf4j.Logger; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame^] | 15 | |
| 16 | import static org.slf4j.LoggerFactory.getLogger; |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 17 | |
| 18 | /** |
tom | b1260e4 | 2014-08-26 18:39:57 -0700 | [diff] [blame] | 19 | * Provider which uses an OpenFlow controller to detect network |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 20 | * infrastructure links. |
| 21 | */ |
tom | b1260e4 | 2014-08-26 18:39:57 -0700 | [diff] [blame] | 22 | @Component(immediate = true) |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 23 | public class OpenFlowLinkProvider extends AbstractProvider implements LinkProvider { |
| 24 | |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame^] | 25 | private final Logger log = getLogger(getClass()); |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 26 | |
| 27 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 28 | protected LinkProviderBroker providerBroker; |
| 29 | |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame^] | 30 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 31 | protected OpenFlowController controller; |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 32 | |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame^] | 33 | private LinkProviderService providerService; |
tom | e06f855 | 2014-08-26 16:58:42 -0700 | [diff] [blame] | 34 | |
| 35 | /** |
| 36 | * Creates an OpenFlow link provider. |
| 37 | */ |
| 38 | public OpenFlowLinkProvider() { |
| 39 | super(new ProviderId("org.onlab.onos.provider.of.link")); |
| 40 | } |
| 41 | |
| 42 | @Activate |
| 43 | public void activate() { |
| 44 | providerService = providerBroker.register(this); |
| 45 | log.info("Started"); |
| 46 | } |
| 47 | |
| 48 | @Deactivate |
| 49 | public void deactivate() { |
| 50 | providerBroker.unregister(this); |
| 51 | providerService = null; |
| 52 | log.info("Stopped"); |
| 53 | } |
| 54 | |
| 55 | } |