tom | be98831 | 2014-09-19 18:38:47 -0700 | [diff] [blame] | 1 | package org.onlab.onos.net.device.impl; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 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; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 6 | import org.apache.felix.scr.annotations.Reference; |
| 7 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 8 | import org.apache.felix.scr.annotations.Service; |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame^] | 9 | import org.onlab.onos.cluster.ClusterService; |
| 10 | import org.onlab.onos.cluster.MastershipEvent; |
| 11 | import org.onlab.onos.cluster.MastershipListener; |
Ayaka Koshibe | a7f044e | 2014-09-23 16:56:20 -0700 | [diff] [blame] | 12 | import org.onlab.onos.cluster.MastershipService; |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 13 | import org.onlab.onos.event.AbstractListenerRegistry; |
| 14 | import org.onlab.onos.event.EventDeliveryService; |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 15 | import org.onlab.onos.net.Device; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 16 | import org.onlab.onos.net.DeviceId; |
| 17 | import org.onlab.onos.net.MastershipRole; |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 18 | import org.onlab.onos.net.Port; |
| 19 | import org.onlab.onos.net.PortNumber; |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 20 | import org.onlab.onos.net.device.DeviceAdminService; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 21 | import org.onlab.onos.net.device.DeviceDescription; |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 22 | import org.onlab.onos.net.device.DeviceEvent; |
| 23 | import org.onlab.onos.net.device.DeviceListener; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 24 | import org.onlab.onos.net.device.DeviceProvider; |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 25 | import org.onlab.onos.net.device.DeviceProviderRegistry; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 26 | import org.onlab.onos.net.device.DeviceProviderService; |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 27 | import org.onlab.onos.net.device.DeviceService; |
tom | 41a2c5f | 2014-09-19 09:20:35 -0700 | [diff] [blame] | 28 | import org.onlab.onos.net.device.DeviceStore; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 29 | import org.onlab.onos.net.device.PortDescription; |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 30 | import org.onlab.onos.net.provider.AbstractProviderRegistry; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 31 | import org.onlab.onos.net.provider.AbstractProviderService; |
| 32 | import org.slf4j.Logger; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 33 | |
| 34 | import java.util.List; |
| 35 | |
Ayaka Koshibe | a7f044e | 2014-09-23 16:56:20 -0700 | [diff] [blame] | 36 | import static org.onlab.onos.net.device.DeviceEvent.Type.*; |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 37 | import static com.google.common.base.Preconditions.checkNotNull; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 38 | import static org.slf4j.LoggerFactory.getLogger; |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 39 | |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 40 | /** |
tom | e472987 | 2014-09-23 00:37:37 -0700 | [diff] [blame] | 41 | * Provides implementation of the device SB & NB APIs. |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 42 | */ |
| 43 | @Component(immediate = true) |
| 44 | @Service |
tom | 41a2c5f | 2014-09-19 09:20:35 -0700 | [diff] [blame] | 45 | public class DeviceManager |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 46 | extends AbstractProviderRegistry<DeviceProvider, DeviceProviderService> |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 47 | implements DeviceService, DeviceAdminService, DeviceProviderRegistry { |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 48 | |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 49 | private static final String DEVICE_ID_NULL = "Device ID cannot be null"; |
| 50 | private static final String PORT_NUMBER_NULL = "Port number cannot be null"; |
| 51 | private static final String DEVICE_DESCRIPTION_NULL = "Device description cannot be null"; |
| 52 | private static final String PORT_DESCRIPTION_NULL = "Port description cannot be null"; |
| 53 | private static final String ROLE_NULL = "Role cannot be null"; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 54 | |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 55 | private final Logger log = getLogger(getClass()); |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 56 | |
tom | b86066b | 2014-09-15 09:52:24 -0700 | [diff] [blame] | 57 | protected final AbstractListenerRegistry<DeviceEvent, DeviceListener> |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 58 | listenerRegistry = new AbstractListenerRegistry<>(); |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 59 | |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame^] | 60 | private final MastershipListener mastershipListener = new InnerMastershipListener(); |
| 61 | |
tom | 41a2c5f | 2014-09-19 09:20:35 -0700 | [diff] [blame] | 62 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 63 | protected DeviceStore store; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 64 | |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 65 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 66 | protected EventDeliveryService eventDispatcher; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 67 | |
Ayaka Koshibe | a7f044e | 2014-09-23 16:56:20 -0700 | [diff] [blame] | 68 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame^] | 69 | protected ClusterService clusterService; |
| 70 | |
| 71 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Ayaka Koshibe | a7f044e | 2014-09-23 16:56:20 -0700 | [diff] [blame] | 72 | protected MastershipService mastershipService; |
| 73 | |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 74 | @Activate |
| 75 | public void activate() { |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 76 | eventDispatcher.addSink(DeviceEvent.class, listenerRegistry); |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame^] | 77 | mastershipService.addListener(mastershipListener); |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 78 | log.info("Started"); |
| 79 | } |
| 80 | |
| 81 | @Deactivate |
| 82 | public void deactivate() { |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame^] | 83 | mastershipService.removeListener(mastershipListener); |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 84 | eventDispatcher.removeSink(DeviceEvent.class); |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 85 | log.info("Stopped"); |
| 86 | } |
| 87 | |
| 88 | @Override |
tom | ad2d209 | 2014-09-06 23:24:20 -0700 | [diff] [blame] | 89 | public int getDeviceCount() { |
| 90 | return store.getDeviceCount(); |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 91 | } |
| 92 | |
| 93 | @Override |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 94 | public Iterable<Device> getDevices() { |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 95 | return store.getDevices(); |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 96 | } |
| 97 | |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 98 | @Override |
| 99 | public Device getDevice(DeviceId deviceId) { |
| 100 | checkNotNull(deviceId, DEVICE_ID_NULL); |
tom | 132b58a | 2014-08-28 16:11:28 -0700 | [diff] [blame] | 101 | return store.getDevice(deviceId); |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 102 | } |
| 103 | |
| 104 | @Override |
tom | ad2d209 | 2014-09-06 23:24:20 -0700 | [diff] [blame] | 105 | public MastershipRole getRole(DeviceId deviceId) { |
| 106 | checkNotNull(deviceId, DEVICE_ID_NULL); |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame^] | 107 | return mastershipService.getLocalRole(deviceId); |
tom | ad2d209 | 2014-09-06 23:24:20 -0700 | [diff] [blame] | 108 | } |
| 109 | |
| 110 | @Override |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 111 | public List<Port> getPorts(DeviceId deviceId) { |
| 112 | checkNotNull(deviceId, DEVICE_ID_NULL); |
tom | 132b58a | 2014-08-28 16:11:28 -0700 | [diff] [blame] | 113 | return store.getPorts(deviceId); |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 114 | } |
| 115 | |
| 116 | @Override |
| 117 | public Port getPort(DeviceId deviceId, PortNumber portNumber) { |
| 118 | checkNotNull(deviceId, DEVICE_ID_NULL); |
| 119 | checkNotNull(portNumber, PORT_NUMBER_NULL); |
tom | 132b58a | 2014-08-28 16:11:28 -0700 | [diff] [blame] | 120 | return store.getPort(deviceId, portNumber); |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 121 | } |
| 122 | |
| 123 | @Override |
tom | ff7eb7c | 2014-09-08 12:49:03 -0700 | [diff] [blame] | 124 | public boolean isAvailable(DeviceId deviceId) { |
| 125 | checkNotNull(deviceId, DEVICE_ID_NULL); |
| 126 | return store.isAvailable(deviceId); |
| 127 | } |
| 128 | |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame^] | 129 | // Applies the specified role to the device; ignores NONE |
| 130 | private void applyRole(DeviceId deviceId, MastershipRole newRole) { |
| 131 | if (newRole != MastershipRole.NONE) { |
| 132 | Device device = store.getDevice(deviceId); |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 133 | DeviceProvider provider = getProvider(device.providerId()); |
| 134 | if (provider != null) { |
tom | 568581d | 2014-09-08 20:13:36 -0700 | [diff] [blame] | 135 | provider.roleChanged(device, newRole); |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 136 | } |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame^] | 137 | post(new DeviceEvent(DEVICE_MASTERSHIP_CHANGED, device)); |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 138 | } |
| 139 | } |
| 140 | |
| 141 | @Override |
| 142 | public void removeDevice(DeviceId deviceId) { |
| 143 | checkNotNull(deviceId, DEVICE_ID_NULL); |
| 144 | DeviceEvent event = store.removeDevice(deviceId); |
tom | 0efbb1d | 2014-09-09 11:54:28 -0700 | [diff] [blame] | 145 | if (event != null) { |
| 146 | log.info("Device {} administratively removed", deviceId); |
| 147 | post(event); |
| 148 | } |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 149 | } |
| 150 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 151 | @Override |
| 152 | public void addListener(DeviceListener listener) { |
| 153 | listenerRegistry.addListener(listener); |
| 154 | } |
| 155 | |
| 156 | @Override |
| 157 | public void removeListener(DeviceListener listener) { |
| 158 | listenerRegistry.removeListener(listener); |
| 159 | } |
| 160 | |
| 161 | @Override |
| 162 | protected DeviceProviderService createProviderService(DeviceProvider provider) { |
| 163 | return new InternalDeviceProviderService(provider); |
| 164 | } |
| 165 | |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 166 | // Personalized device provider service issued to the supplied provider. |
tom | dc361b6 | 2014-09-09 20:36:52 -0700 | [diff] [blame] | 167 | private class InternalDeviceProviderService |
| 168 | extends AbstractProviderService<DeviceProvider> |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 169 | implements DeviceProviderService { |
| 170 | |
tom | cfde062 | 2014-09-09 11:02:42 -0700 | [diff] [blame] | 171 | InternalDeviceProviderService(DeviceProvider provider) { |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 172 | super(provider); |
| 173 | } |
| 174 | |
| 175 | @Override |
tom | d1c0649 | 2014-09-03 11:07:58 -0700 | [diff] [blame] | 176 | public void deviceConnected(DeviceId deviceId, DeviceDescription deviceDescription) { |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 177 | checkNotNull(deviceId, DEVICE_ID_NULL); |
| 178 | checkNotNull(deviceDescription, DEVICE_DESCRIPTION_NULL); |
tom | eadbb46 | 2014-09-07 16:10:19 -0700 | [diff] [blame] | 179 | checkValidity(); |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 180 | DeviceEvent event = store.createOrUpdateDevice(provider().id(), |
| 181 | deviceId, deviceDescription); |
tom | 80c0e5e | 2014-09-08 18:08:58 -0700 | [diff] [blame] | 182 | |
| 183 | // If there was a change of any kind, trigger role selection process. |
| 184 | if (event != null) { |
tom | 0efbb1d | 2014-09-09 11:54:28 -0700 | [diff] [blame] | 185 | log.info("Device {} connected", deviceId); |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame^] | 186 | mastershipService.requestRoleFor(deviceId); |
| 187 | provider().roleChanged(event.subject(), |
| 188 | mastershipService.getLocalRole(deviceId)); |
tom | 568581d | 2014-09-08 20:13:36 -0700 | [diff] [blame] | 189 | post(event); |
tom | 80c0e5e | 2014-09-08 18:08:58 -0700 | [diff] [blame] | 190 | } |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 191 | } |
| 192 | |
| 193 | @Override |
| 194 | public void deviceDisconnected(DeviceId deviceId) { |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 195 | checkNotNull(deviceId, DEVICE_ID_NULL); |
tom | eadbb46 | 2014-09-07 16:10:19 -0700 | [diff] [blame] | 196 | checkValidity(); |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 197 | DeviceEvent event = store.markOffline(deviceId); |
tom | 0efbb1d | 2014-09-09 11:54:28 -0700 | [diff] [blame] | 198 | if (event != null) { |
| 199 | log.info("Device {} disconnected", deviceId); |
| 200 | post(event); |
| 201 | } |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 202 | } |
| 203 | |
| 204 | @Override |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 205 | public void updatePorts(DeviceId deviceId, List<PortDescription> portDescriptions) { |
| 206 | checkNotNull(deviceId, DEVICE_ID_NULL); |
| 207 | checkNotNull(portDescriptions, "Port descriptions list cannot be null"); |
tom | eadbb46 | 2014-09-07 16:10:19 -0700 | [diff] [blame] | 208 | checkValidity(); |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 209 | List<DeviceEvent> events = store.updatePorts(deviceId, portDescriptions); |
| 210 | for (DeviceEvent event : events) { |
| 211 | post(event); |
| 212 | } |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 213 | } |
| 214 | |
| 215 | @Override |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 216 | public void portStatusChanged(DeviceId deviceId, PortDescription portDescription) { |
| 217 | checkNotNull(deviceId, DEVICE_ID_NULL); |
| 218 | checkNotNull(portDescription, PORT_DESCRIPTION_NULL); |
tom | eadbb46 | 2014-09-07 16:10:19 -0700 | [diff] [blame] | 219 | checkValidity(); |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 220 | DeviceEvent event = store.updatePortStatus(deviceId, portDescription); |
tom | ff7eb7c | 2014-09-08 12:49:03 -0700 | [diff] [blame] | 221 | if (event != null) { |
tom | 0efbb1d | 2014-09-09 11:54:28 -0700 | [diff] [blame] | 222 | log.info("Device {} port {} status changed", deviceId, |
| 223 | event.port().number()); |
| 224 | post(event); |
tom | ff7eb7c | 2014-09-08 12:49:03 -0700 | [diff] [blame] | 225 | } |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 226 | } |
| 227 | } |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 228 | |
tom | eadbb46 | 2014-09-07 16:10:19 -0700 | [diff] [blame] | 229 | // Posts the specified event to the local event dispatcher. |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 230 | private void post(DeviceEvent event) { |
| 231 | if (event != null && eventDispatcher != null) { |
| 232 | eventDispatcher.post(event); |
| 233 | } |
| 234 | } |
| 235 | |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame^] | 236 | // Intercepts mastership events |
| 237 | private class InnerMastershipListener implements MastershipListener { |
| 238 | @Override |
| 239 | public void event(MastershipEvent event) { |
| 240 | // FIXME: for now we're taking action only on becoming master |
| 241 | if (event.master().equals(clusterService.getLocalNode().id())) { |
| 242 | applyRole(event.subject(), MastershipRole.MASTER); |
| 243 | } |
| 244 | } |
| 245 | } |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 246 | } |