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 | |
alshabib | 339a3d9 | 2014-09-26 17:54:32 -0700 | [diff] [blame] | 3 | import static com.google.common.base.Preconditions.checkNotNull; |
| 4 | import static org.onlab.onos.net.device.DeviceEvent.Type.DEVICE_MASTERSHIP_CHANGED; |
| 5 | import static org.slf4j.LoggerFactory.getLogger; |
| 6 | |
| 7 | import java.util.List; |
| 8 | |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 9 | import org.apache.felix.scr.annotations.Activate; |
| 10 | import org.apache.felix.scr.annotations.Component; |
| 11 | import org.apache.felix.scr.annotations.Deactivate; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 12 | import org.apache.felix.scr.annotations.Reference; |
| 13 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 14 | import org.apache.felix.scr.annotations.Service; |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame] | 15 | import org.onlab.onos.cluster.ClusterService; |
| 16 | import org.onlab.onos.cluster.MastershipEvent; |
| 17 | import org.onlab.onos.cluster.MastershipListener; |
Ayaka Koshibe | a7f044e | 2014-09-23 16:56:20 -0700 | [diff] [blame] | 18 | import org.onlab.onos.cluster.MastershipService; |
Ayaka Koshibe | 3de43ca | 2014-09-26 16:40:23 -0700 | [diff] [blame] | 19 | import org.onlab.onos.cluster.MastershipTermService; |
Madan Jampani | 61056bc | 2014-09-27 09:07:26 -0700 | [diff] [blame] | 20 | import org.onlab.onos.cluster.MastershipTerm; |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 21 | import org.onlab.onos.event.AbstractListenerRegistry; |
| 22 | import org.onlab.onos.event.EventDeliveryService; |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 23 | import org.onlab.onos.net.Device; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 24 | import org.onlab.onos.net.DeviceId; |
| 25 | import org.onlab.onos.net.MastershipRole; |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 26 | import org.onlab.onos.net.Port; |
| 27 | import org.onlab.onos.net.PortNumber; |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 28 | import org.onlab.onos.net.device.DeviceAdminService; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 29 | import org.onlab.onos.net.device.DeviceDescription; |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 30 | import org.onlab.onos.net.device.DeviceEvent; |
| 31 | import org.onlab.onos.net.device.DeviceListener; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 32 | import org.onlab.onos.net.device.DeviceProvider; |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 33 | import org.onlab.onos.net.device.DeviceProviderRegistry; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 34 | import org.onlab.onos.net.device.DeviceProviderService; |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 35 | import org.onlab.onos.net.device.DeviceService; |
tom | 41a2c5f | 2014-09-19 09:20:35 -0700 | [diff] [blame] | 36 | import org.onlab.onos.net.device.DeviceStore; |
tom | f80c972 | 2014-09-24 14:49:18 -0700 | [diff] [blame] | 37 | import org.onlab.onos.net.device.DeviceStoreDelegate; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 38 | import org.onlab.onos.net.device.PortDescription; |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 39 | import org.onlab.onos.net.provider.AbstractProviderRegistry; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 40 | import org.onlab.onos.net.provider.AbstractProviderService; |
Yuta HIGUCHI | 2e96389 | 2014-09-27 13:00:39 -0700 | [diff] [blame] | 41 | import org.onlab.onos.store.ClockService; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 42 | import org.slf4j.Logger; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 43 | |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 44 | /** |
tom | e472987 | 2014-09-23 00:37:37 -0700 | [diff] [blame] | 45 | * Provides implementation of the device SB & NB APIs. |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 46 | */ |
| 47 | @Component(immediate = true) |
| 48 | @Service |
tom | 41a2c5f | 2014-09-19 09:20:35 -0700 | [diff] [blame] | 49 | public class DeviceManager |
alshabib | 271a620 | 2014-09-28 22:11:21 -0700 | [diff] [blame] | 50 | extends AbstractProviderRegistry<DeviceProvider, DeviceProviderService> |
| 51 | implements DeviceService, DeviceAdminService, DeviceProviderRegistry { |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 52 | |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 53 | private static final String DEVICE_ID_NULL = "Device ID cannot be null"; |
| 54 | private static final String PORT_NUMBER_NULL = "Port number cannot be null"; |
| 55 | private static final String DEVICE_DESCRIPTION_NULL = "Device description cannot be null"; |
| 56 | private static final String PORT_DESCRIPTION_NULL = "Port description cannot be null"; |
| 57 | private static final String ROLE_NULL = "Role cannot be null"; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 58 | |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 59 | private final Logger log = getLogger(getClass()); |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 60 | |
alshabib | 271a620 | 2014-09-28 22:11:21 -0700 | [diff] [blame] | 61 | protected final AbstractListenerRegistry<DeviceEvent, DeviceListener> listenerRegistry = |
| 62 | new AbstractListenerRegistry<>(); |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 63 | |
alshabib | 339a3d9 | 2014-09-26 17:54:32 -0700 | [diff] [blame] | 64 | private final DeviceStoreDelegate delegate = new InternalStoreDelegate(); |
tom | f80c972 | 2014-09-24 14:49:18 -0700 | [diff] [blame] | 65 | |
tom | c78acee | 2014-09-24 15:16:55 -0700 | [diff] [blame] | 66 | private final MastershipListener mastershipListener = new InternalMastershipListener(); |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame] | 67 | |
tom | 41a2c5f | 2014-09-19 09:20:35 -0700 | [diff] [blame] | 68 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 69 | protected DeviceStore store; |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 70 | |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 71 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 72 | protected EventDeliveryService eventDispatcher; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 73 | |
Ayaka Koshibe | a7f044e | 2014-09-23 16:56:20 -0700 | [diff] [blame] | 74 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame] | 75 | protected ClusterService clusterService; |
| 76 | |
| 77 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Ayaka Koshibe | a7f044e | 2014-09-23 16:56:20 -0700 | [diff] [blame] | 78 | protected MastershipService mastershipService; |
| 79 | |
Ayaka Koshibe | 3de43ca | 2014-09-26 16:40:23 -0700 | [diff] [blame] | 80 | protected MastershipTermService termService; |
| 81 | |
Madan Jampani | 61056bc | 2014-09-27 09:07:26 -0700 | [diff] [blame] | 82 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 83 | protected ClockService clockService; |
| 84 | |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 85 | @Activate |
| 86 | public void activate() { |
tom | f80c972 | 2014-09-24 14:49:18 -0700 | [diff] [blame] | 87 | store.setDelegate(delegate); |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 88 | eventDispatcher.addSink(DeviceEvent.class, listenerRegistry); |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame] | 89 | mastershipService.addListener(mastershipListener); |
Ayaka Koshibe | 3de43ca | 2014-09-26 16:40:23 -0700 | [diff] [blame] | 90 | termService = mastershipService.requestTermService(); |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 91 | log.info("Started"); |
| 92 | } |
| 93 | |
| 94 | @Deactivate |
| 95 | public void deactivate() { |
tom | f80c972 | 2014-09-24 14:49:18 -0700 | [diff] [blame] | 96 | store.unsetDelegate(delegate); |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame] | 97 | mastershipService.removeListener(mastershipListener); |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 98 | eventDispatcher.removeSink(DeviceEvent.class); |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 99 | log.info("Stopped"); |
| 100 | } |
| 101 | |
| 102 | @Override |
tom | ad2d209 | 2014-09-06 23:24:20 -0700 | [diff] [blame] | 103 | public int getDeviceCount() { |
| 104 | return store.getDeviceCount(); |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 105 | } |
| 106 | |
| 107 | @Override |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 108 | public Iterable<Device> getDevices() { |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 109 | return store.getDevices(); |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 110 | } |
| 111 | |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 112 | @Override |
| 113 | public Device getDevice(DeviceId deviceId) { |
| 114 | checkNotNull(deviceId, DEVICE_ID_NULL); |
tom | 132b58a | 2014-08-28 16:11:28 -0700 | [diff] [blame] | 115 | return store.getDevice(deviceId); |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 116 | } |
| 117 | |
| 118 | @Override |
tom | ad2d209 | 2014-09-06 23:24:20 -0700 | [diff] [blame] | 119 | public MastershipRole getRole(DeviceId deviceId) { |
| 120 | checkNotNull(deviceId, DEVICE_ID_NULL); |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame] | 121 | return mastershipService.getLocalRole(deviceId); |
tom | ad2d209 | 2014-09-06 23:24:20 -0700 | [diff] [blame] | 122 | } |
| 123 | |
| 124 | @Override |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 125 | public List<Port> getPorts(DeviceId deviceId) { |
| 126 | checkNotNull(deviceId, DEVICE_ID_NULL); |
tom | 132b58a | 2014-08-28 16:11:28 -0700 | [diff] [blame] | 127 | return store.getPorts(deviceId); |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 128 | } |
| 129 | |
| 130 | @Override |
| 131 | public Port getPort(DeviceId deviceId, PortNumber portNumber) { |
| 132 | checkNotNull(deviceId, DEVICE_ID_NULL); |
| 133 | checkNotNull(portNumber, PORT_NUMBER_NULL); |
tom | 132b58a | 2014-08-28 16:11:28 -0700 | [diff] [blame] | 134 | return store.getPort(deviceId, portNumber); |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 135 | } |
| 136 | |
| 137 | @Override |
tom | ff7eb7c | 2014-09-08 12:49:03 -0700 | [diff] [blame] | 138 | public boolean isAvailable(DeviceId deviceId) { |
| 139 | checkNotNull(deviceId, DEVICE_ID_NULL); |
| 140 | return store.isAvailable(deviceId); |
| 141 | } |
| 142 | |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame] | 143 | // Applies the specified role to the device; ignores NONE |
| 144 | private void applyRole(DeviceId deviceId, MastershipRole newRole) { |
| 145 | if (newRole != MastershipRole.NONE) { |
| 146 | Device device = store.getDevice(deviceId); |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 147 | DeviceProvider provider = getProvider(device.providerId()); |
| 148 | if (provider != null) { |
tom | 568581d | 2014-09-08 20:13:36 -0700 | [diff] [blame] | 149 | provider.roleChanged(device, newRole); |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 150 | } |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame] | 151 | post(new DeviceEvent(DEVICE_MASTERSHIP_CHANGED, device)); |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 152 | } |
| 153 | } |
| 154 | |
| 155 | @Override |
| 156 | public void removeDevice(DeviceId deviceId) { |
| 157 | checkNotNull(deviceId, DEVICE_ID_NULL); |
| 158 | DeviceEvent event = store.removeDevice(deviceId); |
tom | 0efbb1d | 2014-09-09 11:54:28 -0700 | [diff] [blame] | 159 | if (event != null) { |
| 160 | log.info("Device {} administratively removed", deviceId); |
| 161 | post(event); |
| 162 | } |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 163 | } |
| 164 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 165 | @Override |
| 166 | public void addListener(DeviceListener listener) { |
| 167 | listenerRegistry.addListener(listener); |
| 168 | } |
| 169 | |
| 170 | @Override |
| 171 | public void removeListener(DeviceListener listener) { |
| 172 | listenerRegistry.removeListener(listener); |
| 173 | } |
| 174 | |
| 175 | @Override |
alshabib | b7b4063 | 2014-09-28 21:30:00 -0700 | [diff] [blame] | 176 | protected DeviceProviderService createProviderService( |
| 177 | DeviceProvider provider) { |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 178 | return new InternalDeviceProviderService(provider); |
| 179 | } |
| 180 | |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 181 | // Personalized device provider service issued to the supplied provider. |
tom | dc361b6 | 2014-09-09 20:36:52 -0700 | [diff] [blame] | 182 | private class InternalDeviceProviderService |
alshabib | 271a620 | 2014-09-28 22:11:21 -0700 | [diff] [blame] | 183 | extends AbstractProviderService<DeviceProvider> |
| 184 | implements DeviceProviderService { |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 185 | |
tom | cfde062 | 2014-09-09 11:02:42 -0700 | [diff] [blame] | 186 | InternalDeviceProviderService(DeviceProvider provider) { |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 187 | super(provider); |
| 188 | } |
| 189 | |
| 190 | @Override |
alshabib | b7b4063 | 2014-09-28 21:30:00 -0700 | [diff] [blame] | 191 | public void deviceConnected(DeviceId deviceId, |
| 192 | DeviceDescription deviceDescription) { |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 193 | checkNotNull(deviceId, DEVICE_ID_NULL); |
| 194 | checkNotNull(deviceDescription, DEVICE_DESCRIPTION_NULL); |
tom | eadbb46 | 2014-09-07 16:10:19 -0700 | [diff] [blame] | 195 | checkValidity(); |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 196 | DeviceEvent event = store.createOrUpdateDevice(provider().id(), |
alshabib | 339a3d9 | 2014-09-26 17:54:32 -0700 | [diff] [blame] | 197 | deviceId, deviceDescription); |
tom | 80c0e5e | 2014-09-08 18:08:58 -0700 | [diff] [blame] | 198 | |
alshabib | b7b4063 | 2014-09-28 21:30:00 -0700 | [diff] [blame] | 199 | // If there was a change of any kind, trigger role selection |
| 200 | // process. |
tom | 80c0e5e | 2014-09-08 18:08:58 -0700 | [diff] [blame] | 201 | if (event != null) { |
tom | 0efbb1d | 2014-09-09 11:54:28 -0700 | [diff] [blame] | 202 | log.info("Device {} connected", deviceId); |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame] | 203 | mastershipService.requestRoleFor(deviceId); |
| 204 | provider().roleChanged(event.subject(), |
Ayaka Koshibe | 971a38a | 2014-09-30 11:56:23 -0700 | [diff] [blame] | 205 | mastershipService.requestRoleFor(deviceId)); |
tom | 568581d | 2014-09-08 20:13:36 -0700 | [diff] [blame] | 206 | post(event); |
tom | 80c0e5e | 2014-09-08 18:08:58 -0700 | [diff] [blame] | 207 | } |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 208 | } |
| 209 | |
| 210 | @Override |
| 211 | public void deviceDisconnected(DeviceId deviceId) { |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 212 | checkNotNull(deviceId, DEVICE_ID_NULL); |
tom | eadbb46 | 2014-09-07 16:10:19 -0700 | [diff] [blame] | 213 | checkValidity(); |
tom | e5ec3fd | 2014-09-04 15:18:06 -0700 | [diff] [blame] | 214 | DeviceEvent event = store.markOffline(deviceId); |
Ayaka Koshibe | d9f693e | 2014-09-29 18:04:54 -0700 | [diff] [blame] | 215 | |
| 216 | //we're no longer capable of mastership. |
tom | 0efbb1d | 2014-09-09 11:54:28 -0700 | [diff] [blame] | 217 | if (event != null) { |
| 218 | log.info("Device {} disconnected", deviceId); |
Ayaka Koshibe | d9f693e | 2014-09-29 18:04:54 -0700 | [diff] [blame] | 219 | mastershipService.relinquishMastership(deviceId); |
tom | 0efbb1d | 2014-09-09 11:54:28 -0700 | [diff] [blame] | 220 | post(event); |
| 221 | } |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 222 | } |
| 223 | |
| 224 | @Override |
alshabib | b7b4063 | 2014-09-28 21:30:00 -0700 | [diff] [blame] | 225 | public void updatePorts(DeviceId deviceId, |
| 226 | List<PortDescription> portDescriptions) { |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 227 | checkNotNull(deviceId, DEVICE_ID_NULL); |
alshabib | b7b4063 | 2014-09-28 21:30:00 -0700 | [diff] [blame] | 228 | checkNotNull(portDescriptions, |
| 229 | "Port descriptions list cannot be null"); |
tom | eadbb46 | 2014-09-07 16:10:19 -0700 | [diff] [blame] | 230 | checkValidity(); |
Yuta HIGUCHI | 5f6739c | 2014-10-01 14:04:01 -0700 | [diff] [blame^] | 231 | this.provider().id(); |
| 232 | List<DeviceEvent> events = store.updatePorts(this.provider().id(), |
| 233 | deviceId, portDescriptions); |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 234 | for (DeviceEvent event : events) { |
| 235 | post(event); |
| 236 | } |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 237 | } |
| 238 | |
| 239 | @Override |
alshabib | b7b4063 | 2014-09-28 21:30:00 -0700 | [diff] [blame] | 240 | public void portStatusChanged(DeviceId deviceId, |
| 241 | PortDescription portDescription) { |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 242 | checkNotNull(deviceId, DEVICE_ID_NULL); |
| 243 | checkNotNull(portDescription, PORT_DESCRIPTION_NULL); |
tom | eadbb46 | 2014-09-07 16:10:19 -0700 | [diff] [blame] | 244 | checkValidity(); |
Yuta HIGUCHI | 5f6739c | 2014-10-01 14:04:01 -0700 | [diff] [blame^] | 245 | DeviceEvent event = store.updatePortStatus(this.provider().id(), |
| 246 | deviceId, portDescription); |
tom | ff7eb7c | 2014-09-08 12:49:03 -0700 | [diff] [blame] | 247 | if (event != null) { |
alshabib | b7b4063 | 2014-09-28 21:30:00 -0700 | [diff] [blame] | 248 | log.info("Device {} port {} status changed", deviceId, event |
| 249 | .port().number()); |
tom | 0efbb1d | 2014-09-09 11:54:28 -0700 | [diff] [blame] | 250 | post(event); |
tom | ff7eb7c | 2014-09-08 12:49:03 -0700 | [diff] [blame] | 251 | } |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 252 | } |
tom | 3f2bbd7 | 2014-09-24 12:07:58 -0700 | [diff] [blame] | 253 | |
| 254 | @Override |
| 255 | public void unableToAssertRole(DeviceId deviceId, MastershipRole role) { |
| 256 | // FIXME: implement response to this notification |
alshabib | b7b4063 | 2014-09-28 21:30:00 -0700 | [diff] [blame] | 257 | log.warn("Failed to assert role [{}] onto Device {}", role, |
| 258 | deviceId); |
tom | 3f2bbd7 | 2014-09-24 12:07:58 -0700 | [diff] [blame] | 259 | } |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 260 | } |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 261 | |
tom | eadbb46 | 2014-09-07 16:10:19 -0700 | [diff] [blame] | 262 | // Posts the specified event to the local event dispatcher. |
tom | 32f6684 | 2014-08-27 19:27:47 -0700 | [diff] [blame] | 263 | private void post(DeviceEvent event) { |
| 264 | if (event != null && eventDispatcher != null) { |
| 265 | eventDispatcher.post(event); |
| 266 | } |
| 267 | } |
| 268 | |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame] | 269 | // Intercepts mastership events |
alshabib | 271a620 | 2014-09-28 22:11:21 -0700 | [diff] [blame] | 270 | private class InternalMastershipListener |
| 271 | implements MastershipListener { |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame] | 272 | @Override |
| 273 | public void event(MastershipEvent event) { |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame] | 274 | if (event.master().equals(clusterService.getLocalNode().id())) { |
alshabib | b7b4063 | 2014-09-28 21:30:00 -0700 | [diff] [blame] | 275 | MastershipTerm term = mastershipService.requestTermService() |
| 276 | .getMastershipTerm(event.subject()); |
Madan Jampani | 61056bc | 2014-09-27 09:07:26 -0700 | [diff] [blame] | 277 | clockService.setMastershipTerm(event.subject(), term); |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame] | 278 | applyRole(event.subject(), MastershipRole.MASTER); |
alshabib | 339a3d9 | 2014-09-26 17:54:32 -0700 | [diff] [blame] | 279 | } else { |
| 280 | applyRole(event.subject(), MastershipRole.STANDBY); |
tom | b41d1ac | 2014-09-24 01:51:24 -0700 | [diff] [blame] | 281 | } |
| 282 | } |
| 283 | } |
tom | f80c972 | 2014-09-24 14:49:18 -0700 | [diff] [blame] | 284 | |
| 285 | // Store delegate to re-post events emitted from the store. |
alshabib | 271a620 | 2014-09-28 22:11:21 -0700 | [diff] [blame] | 286 | private class InternalStoreDelegate |
| 287 | implements DeviceStoreDelegate { |
tom | f80c972 | 2014-09-24 14:49:18 -0700 | [diff] [blame] | 288 | @Override |
| 289 | public void notify(DeviceEvent event) { |
| 290 | post(event); |
| 291 | } |
| 292 | } |
tom | d3097b0 | 2014-08-26 10:40:29 -0700 | [diff] [blame] | 293 | } |