Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 1 | package net.onrc.onos.datagrid; |
| 2 | |
| 3 | import java.io.FileNotFoundException; |
| 4 | import java.util.ArrayList; |
| 5 | import java.util.Collection; |
| 6 | import java.util.HashMap; |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 7 | import java.util.LinkedList; |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 8 | import java.util.List; |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 9 | import java.util.Map; |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 10 | import java.util.Set; |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 11 | import java.util.concurrent.TimeUnit; |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 12 | |
| 13 | import net.floodlightcontroller.core.IFloodlightProviderService; |
| 14 | import net.floodlightcontroller.core.module.FloodlightModuleContext; |
| 15 | import net.floodlightcontroller.core.module.FloodlightModuleException; |
| 16 | import net.floodlightcontroller.core.module.IFloodlightModule; |
| 17 | import net.floodlightcontroller.core.module.IFloodlightService; |
Pavlin Radoslavov | da7ef61 | 2013-10-30 16:12:14 -0700 | [diff] [blame] | 18 | import net.floodlightcontroller.restserver.IRestApiService; |
Pavlin Radoslavov | da7ef61 | 2013-10-30 16:12:14 -0700 | [diff] [blame] | 19 | import net.onrc.onos.datagrid.web.DatagridWebRoutable; |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 20 | import net.onrc.onos.ofcontroller.flowmanager.IFlowEventHandlerService; |
Jonathan Hart | d300325 | 2013-11-15 09:44:46 -0800 | [diff] [blame] | 21 | import net.onrc.onos.ofcontroller.proxyarp.ArpMessage; |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 22 | import net.onrc.onos.ofcontroller.proxyarp.IArpEventHandler; |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 23 | import net.onrc.onos.ofcontroller.topology.TopologyElement; |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 24 | import net.onrc.onos.ofcontroller.util.FlowEntry; |
| 25 | import net.onrc.onos.ofcontroller.util.FlowEntryId; |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 26 | import net.onrc.onos.ofcontroller.util.FlowId; |
| 27 | import net.onrc.onos.ofcontroller.util.FlowPath; |
| 28 | import net.onrc.onos.ofcontroller.util.serializers.KryoFactory; |
| 29 | |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 30 | import org.slf4j.Logger; |
| 31 | import org.slf4j.LoggerFactory; |
| 32 | |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 33 | import com.esotericsoftware.kryo2.Kryo; |
| 34 | import com.esotericsoftware.kryo2.io.Input; |
| 35 | import com.esotericsoftware.kryo2.io.Output; |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 36 | import com.hazelcast.config.Config; |
| 37 | import com.hazelcast.config.FileSystemXmlConfig; |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 38 | import com.hazelcast.core.EntryEvent; |
| 39 | import com.hazelcast.core.EntryListener; |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 40 | import com.hazelcast.core.Hazelcast; |
| 41 | import com.hazelcast.core.HazelcastInstance; |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 42 | import com.hazelcast.core.IMap; |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 43 | import com.hazelcast.instance.GroupProperties; |
| 44 | |
| 45 | /** |
| 46 | * A datagrid service that uses Hazelcast as a datagrid. |
| 47 | * The relevant data is stored in the Hazelcast datagrid and shared as |
| 48 | * appropriate in a multi-node cluster. |
| 49 | */ |
| 50 | public class HazelcastDatagrid implements IFloodlightModule, IDatagridService { |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 51 | private final static int MAX_BUFFER_SIZE = 64*1024; |
| 52 | |
Yuta HIGUCHI | 6ac8d18 | 2013-10-22 15:24:56 -0700 | [diff] [blame] | 53 | protected final static Logger log = LoggerFactory.getLogger(HazelcastDatagrid.class); |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 54 | protected IFloodlightProviderService floodlightProvider; |
Pavlin Radoslavov | da7ef61 | 2013-10-30 16:12:14 -0700 | [diff] [blame] | 55 | protected IRestApiService restApi; |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 56 | |
| 57 | protected static final String HazelcastConfigFile = "datagridConfig"; |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 58 | private HazelcastInstance hazelcastInstance = null; |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 59 | private Config hazelcastConfig = null; |
| 60 | |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 61 | private KryoFactory kryoFactory = new KryoFactory(); |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 62 | private IFlowEventHandlerService flowEventHandlerService = null; |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 63 | |
| 64 | // State related to the Flow map |
| 65 | protected static final String mapFlowName = "mapFlow"; |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 66 | private IMap<Long, byte[]> mapFlow = null; |
| 67 | private MapFlowListener mapFlowListener = null; |
| 68 | private String mapFlowListenerId = null; |
| 69 | |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 70 | // State related to the Flow Entry map |
| 71 | protected static final String mapFlowEntryName = "mapFlowEntry"; |
| 72 | private IMap<Long, byte[]> mapFlowEntry = null; |
| 73 | private MapFlowEntryListener mapFlowEntryListener = null; |
| 74 | private String mapFlowEntryListenerId = null; |
| 75 | |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 76 | // State related to the Network Topology map |
| 77 | protected static final String mapTopologyName = "mapTopology"; |
| 78 | private IMap<String, byte[]> mapTopology = null; |
| 79 | private MapTopologyListener mapTopologyListener = null; |
| 80 | private String mapTopologyListenerId = null; |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 81 | |
| 82 | // State related to the ARP map |
| 83 | protected static final String arpMapName = "arpMap"; |
Jonathan Hart | d300325 | 2013-11-15 09:44:46 -0800 | [diff] [blame] | 84 | private IMap<ArpMessage, byte[]> arpMap = null; |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 85 | private List<IArpEventHandler> arpEventHandlers = new ArrayList<IArpEventHandler>(); |
| 86 | private final byte[] dummyByte = {0}; |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 87 | |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 88 | /** |
| 89 | * Class for receiving notifications for Flow state. |
| 90 | * |
| 91 | * The datagrid map is: |
| 92 | * - Key : Flow ID (Long) |
Pavlin Radoslavov | 5367d21 | 2013-11-07 11:18:51 -0800 | [diff] [blame] | 93 | * - Value : Serialized FlowPath (byte[]) |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 94 | */ |
| 95 | class MapFlowListener implements EntryListener<Long, byte[]> { |
| 96 | /** |
| 97 | * Receive a notification that an entry is added. |
| 98 | * |
| 99 | * @param event the notification event for the entry. |
| 100 | */ |
Pavlin Radoslavov | 95e6e90 | 2013-12-11 12:03:29 -0800 | [diff] [blame^] | 101 | public void entryAdded(EntryEvent<Long, byte[]> event) { |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 102 | byte[] valueBytes = (byte[])event.getValue(); |
| 103 | |
| 104 | // |
| 105 | // Decode the value and deliver the notification |
| 106 | // |
| 107 | Kryo kryo = kryoFactory.newKryo(); |
| 108 | Input input = new Input(valueBytes); |
| 109 | FlowPath flowPath = kryo.readObject(input, FlowPath.class); |
| 110 | kryoFactory.deleteKryo(kryo); |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 111 | flowEventHandlerService.notificationRecvFlowAdded(flowPath); |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 112 | } |
| 113 | |
| 114 | /** |
| 115 | * Receive a notification that an entry is removed. |
| 116 | * |
| 117 | * @param event the notification event for the entry. |
| 118 | */ |
Pavlin Radoslavov | 95e6e90 | 2013-12-11 12:03:29 -0800 | [diff] [blame^] | 119 | public void entryRemoved(EntryEvent<Long, byte[]> event) { |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 120 | byte[] valueBytes = (byte[])event.getValue(); |
| 121 | |
| 122 | // |
| 123 | // Decode the value and deliver the notification |
| 124 | // |
| 125 | Kryo kryo = kryoFactory.newKryo(); |
| 126 | Input input = new Input(valueBytes); |
| 127 | FlowPath flowPath = kryo.readObject(input, FlowPath.class); |
| 128 | kryoFactory.deleteKryo(kryo); |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 129 | flowEventHandlerService.notificationRecvFlowRemoved(flowPath); |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 130 | } |
| 131 | |
| 132 | /** |
| 133 | * Receive a notification that an entry is updated. |
| 134 | * |
| 135 | * @param event the notification event for the entry. |
| 136 | */ |
Pavlin Radoslavov | 95e6e90 | 2013-12-11 12:03:29 -0800 | [diff] [blame^] | 137 | public void entryUpdated(EntryEvent<Long, byte[]> event) { |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 138 | byte[] valueBytes = (byte[])event.getValue(); |
| 139 | |
| 140 | // |
| 141 | // Decode the value and deliver the notification |
| 142 | // |
| 143 | Kryo kryo = kryoFactory.newKryo(); |
| 144 | Input input = new Input(valueBytes); |
| 145 | FlowPath flowPath = kryo.readObject(input, FlowPath.class); |
| 146 | kryoFactory.deleteKryo(kryo); |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 147 | flowEventHandlerService.notificationRecvFlowUpdated(flowPath); |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 148 | } |
| 149 | |
| 150 | /** |
| 151 | * Receive a notification that an entry is evicted. |
| 152 | * |
| 153 | * @param event the notification event for the entry. |
| 154 | */ |
Pavlin Radoslavov | 95e6e90 | 2013-12-11 12:03:29 -0800 | [diff] [blame^] | 155 | public void entryEvicted(EntryEvent<Long, byte[]> event) { |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 156 | // NOTE: We don't use eviction for this map |
| 157 | } |
| 158 | } |
| 159 | |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 160 | /** |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 161 | * Class for receiving notifications for FlowEntry state. |
| 162 | * |
| 163 | * The datagrid map is: |
| 164 | * - Key : FlowEntry ID (Long) |
| 165 | * - Value : Serialized FlowEntry (byte[]) |
| 166 | */ |
| 167 | class MapFlowEntryListener implements EntryListener<Long, byte[]> { |
| 168 | /** |
| 169 | * Receive a notification that an entry is added. |
| 170 | * |
| 171 | * @param event the notification event for the entry. |
| 172 | */ |
Pavlin Radoslavov | 95e6e90 | 2013-12-11 12:03:29 -0800 | [diff] [blame^] | 173 | public void entryAdded(EntryEvent<Long, byte[]> event) { |
Pavlin Radoslavov | 4cd6577 | 2013-10-31 12:50:31 -0700 | [diff] [blame] | 174 | // |
| 175 | // NOTE: Ignore Flow Entries Events originated by this instance |
| 176 | // |
| 177 | if (event.getMember().localMember()) |
| 178 | return; |
| 179 | |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 180 | byte[] valueBytes = (byte[])event.getValue(); |
| 181 | |
| 182 | // |
| 183 | // Decode the value and deliver the notification |
| 184 | // |
| 185 | Kryo kryo = kryoFactory.newKryo(); |
| 186 | Input input = new Input(valueBytes); |
| 187 | FlowEntry flowEntry = kryo.readObject(input, FlowEntry.class); |
| 188 | kryoFactory.deleteKryo(kryo); |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 189 | flowEventHandlerService.notificationRecvFlowEntryAdded(flowEntry); |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 190 | } |
| 191 | |
| 192 | /** |
| 193 | * Receive a notification that an entry is removed. |
| 194 | * |
| 195 | * @param event the notification event for the entry. |
| 196 | */ |
Pavlin Radoslavov | 95e6e90 | 2013-12-11 12:03:29 -0800 | [diff] [blame^] | 197 | public void entryRemoved(EntryEvent<Long, byte[]> event) { |
Pavlin Radoslavov | 4cd6577 | 2013-10-31 12:50:31 -0700 | [diff] [blame] | 198 | // |
| 199 | // NOTE: Ignore Flow Entries Events originated by this instance |
| 200 | // |
| 201 | if (event.getMember().localMember()) |
| 202 | return; |
| 203 | |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 204 | byte[] valueBytes = (byte[])event.getValue(); |
| 205 | |
| 206 | // |
| 207 | // Decode the value and deliver the notification |
| 208 | // |
| 209 | Kryo kryo = kryoFactory.newKryo(); |
| 210 | Input input = new Input(valueBytes); |
| 211 | FlowEntry flowEntry = kryo.readObject(input, FlowEntry.class); |
| 212 | kryoFactory.deleteKryo(kryo); |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 213 | flowEventHandlerService.notificationRecvFlowEntryRemoved(flowEntry); |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 214 | } |
| 215 | |
| 216 | /** |
| 217 | * Receive a notification that an entry is updated. |
| 218 | * |
| 219 | * @param event the notification event for the entry. |
| 220 | */ |
Pavlin Radoslavov | 95e6e90 | 2013-12-11 12:03:29 -0800 | [diff] [blame^] | 221 | public void entryUpdated(EntryEvent<Long, byte[]> event) { |
Pavlin Radoslavov | 4cd6577 | 2013-10-31 12:50:31 -0700 | [diff] [blame] | 222 | // |
| 223 | // NOTE: Ignore Flow Entries Events originated by this instance |
| 224 | // |
| 225 | if (event.getMember().localMember()) |
| 226 | return; |
| 227 | |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 228 | byte[] valueBytes = (byte[])event.getValue(); |
| 229 | |
| 230 | // |
| 231 | // Decode the value and deliver the notification |
| 232 | // |
| 233 | Kryo kryo = kryoFactory.newKryo(); |
| 234 | Input input = new Input(valueBytes); |
| 235 | FlowEntry flowEntry = kryo.readObject(input, FlowEntry.class); |
| 236 | kryoFactory.deleteKryo(kryo); |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 237 | flowEventHandlerService.notificationRecvFlowEntryUpdated(flowEntry); |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 238 | } |
| 239 | |
| 240 | /** |
| 241 | * Receive a notification that an entry is evicted. |
| 242 | * |
| 243 | * @param event the notification event for the entry. |
| 244 | */ |
Pavlin Radoslavov | 95e6e90 | 2013-12-11 12:03:29 -0800 | [diff] [blame^] | 245 | public void entryEvicted(EntryEvent<Long, byte[]> event) { |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 246 | // NOTE: We don't use eviction for this map |
| 247 | } |
| 248 | } |
| 249 | |
| 250 | /** |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 251 | * Class for receiving notifications for Network Topology state. |
| 252 | * |
| 253 | * The datagrid map is: |
| 254 | * - Key: TopologyElement ID (String) |
| 255 | * - Value: Serialized TopologyElement (byte[]) |
| 256 | */ |
| 257 | class MapTopologyListener implements EntryListener<String, byte[]> { |
| 258 | /** |
| 259 | * Receive a notification that an entry is added. |
| 260 | * |
| 261 | * @param event the notification event for the entry. |
| 262 | */ |
Pavlin Radoslavov | 95e6e90 | 2013-12-11 12:03:29 -0800 | [diff] [blame^] | 263 | public void entryAdded(EntryEvent<String, byte[]> event) { |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 264 | byte[] valueBytes = (byte[])event.getValue(); |
| 265 | |
| 266 | // |
| 267 | // Decode the value and deliver the notification |
| 268 | // |
| 269 | Kryo kryo = kryoFactory.newKryo(); |
| 270 | Input input = new Input(valueBytes); |
| 271 | TopologyElement topologyElement = |
| 272 | kryo.readObject(input, TopologyElement.class); |
| 273 | kryoFactory.deleteKryo(kryo); |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 274 | flowEventHandlerService.notificationRecvTopologyElementAdded(topologyElement); |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 275 | } |
| 276 | |
| 277 | /** |
| 278 | * Receive a notification that an entry is removed. |
| 279 | * |
| 280 | * @param event the notification event for the entry. |
| 281 | */ |
Pavlin Radoslavov | 95e6e90 | 2013-12-11 12:03:29 -0800 | [diff] [blame^] | 282 | public void entryRemoved(EntryEvent<String, byte[]> event) { |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 283 | byte[] valueBytes = (byte[])event.getValue(); |
| 284 | |
| 285 | // |
| 286 | // Decode the value and deliver the notification |
| 287 | // |
| 288 | Kryo kryo = kryoFactory.newKryo(); |
| 289 | Input input = new Input(valueBytes); |
| 290 | TopologyElement topologyElement = |
| 291 | kryo.readObject(input, TopologyElement.class); |
| 292 | kryoFactory.deleteKryo(kryo); |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 293 | flowEventHandlerService.notificationRecvTopologyElementRemoved(topologyElement); |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 294 | } |
| 295 | |
| 296 | /** |
| 297 | * Receive a notification that an entry is updated. |
| 298 | * |
| 299 | * @param event the notification event for the entry. |
| 300 | */ |
Pavlin Radoslavov | 95e6e90 | 2013-12-11 12:03:29 -0800 | [diff] [blame^] | 301 | public void entryUpdated(EntryEvent<String, byte[]> event) { |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 302 | byte[] valueBytes = (byte[])event.getValue(); |
| 303 | |
| 304 | // |
| 305 | // Decode the value and deliver the notification |
| 306 | // |
| 307 | Kryo kryo = kryoFactory.newKryo(); |
| 308 | Input input = new Input(valueBytes); |
| 309 | TopologyElement topologyElement = |
| 310 | kryo.readObject(input, TopologyElement.class); |
| 311 | kryoFactory.deleteKryo(kryo); |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 312 | flowEventHandlerService.notificationRecvTopologyElementUpdated(topologyElement); |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 313 | } |
| 314 | |
| 315 | /** |
| 316 | * Receive a notification that an entry is evicted. |
| 317 | * |
| 318 | * @param event the notification event for the entry. |
| 319 | */ |
Pavlin Radoslavov | 95e6e90 | 2013-12-11 12:03:29 -0800 | [diff] [blame^] | 320 | public void entryEvicted(EntryEvent<String, byte[]> event) { |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 321 | // NOTE: We don't use eviction for this map |
| 322 | } |
| 323 | } |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 324 | |
| 325 | /** |
| 326 | * Class for receiving notifications for ARP requests. |
| 327 | * |
| 328 | * The datagrid map is: |
| 329 | * - Key: Request ID (String) |
| 330 | * - Value: ARP request packet (byte[]) |
| 331 | */ |
Jonathan Hart | d300325 | 2013-11-15 09:44:46 -0800 | [diff] [blame] | 332 | class ArpMapListener implements EntryListener<ArpMessage, byte[]> { |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 333 | /** |
| 334 | * Receive a notification that an entry is added. |
| 335 | * |
| 336 | * @param event the notification event for the entry. |
| 337 | */ |
Jonathan Hart | d300325 | 2013-11-15 09:44:46 -0800 | [diff] [blame] | 338 | public void entryAdded(EntryEvent<ArpMessage, byte[]> event) { |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 339 | for (IArpEventHandler arpEventHandler : arpEventHandlers) { |
| 340 | arpEventHandler.arpRequestNotification(event.getKey()); |
| 341 | } |
| 342 | |
| 343 | // |
| 344 | // Decode the value and deliver the notification |
| 345 | // |
| 346 | /* |
| 347 | Kryo kryo = kryoFactory.newKryo(); |
| 348 | Input input = new Input(valueBytes); |
| 349 | TopologyElement topologyElement = |
| 350 | kryo.readObject(input, TopologyElement.class); |
| 351 | kryoFactory.deleteKryo(kryo); |
| 352 | flowEventHandlerService.notificationRecvTopologyElementAdded(topologyElement); |
| 353 | */ |
| 354 | } |
| 355 | |
| 356 | /** |
| 357 | * Receive a notification that an entry is removed. |
| 358 | * |
| 359 | * @param event the notification event for the entry. |
| 360 | */ |
Jonathan Hart | d300325 | 2013-11-15 09:44:46 -0800 | [diff] [blame] | 361 | public void entryRemoved(EntryEvent<ArpMessage, byte[]> event) { |
Jonathan Hart | 799242b | 2013-11-12 12:57:29 -0800 | [diff] [blame] | 362 | // Not used |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 363 | } |
| 364 | |
| 365 | /** |
| 366 | * Receive a notification that an entry is updated. |
| 367 | * |
| 368 | * @param event the notification event for the entry. |
| 369 | */ |
Jonathan Hart | d300325 | 2013-11-15 09:44:46 -0800 | [diff] [blame] | 370 | public void entryUpdated(EntryEvent<ArpMessage, byte[]> event) { |
Jonathan Hart | 799242b | 2013-11-12 12:57:29 -0800 | [diff] [blame] | 371 | // Not used |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 372 | } |
| 373 | |
| 374 | /** |
| 375 | * Receive a notification that an entry is evicted. |
| 376 | * |
| 377 | * @param event the notification event for the entry. |
| 378 | */ |
Jonathan Hart | d300325 | 2013-11-15 09:44:46 -0800 | [diff] [blame] | 379 | public void entryEvicted(EntryEvent<ArpMessage, byte[]> event) { |
Jonathan Hart | 799242b | 2013-11-12 12:57:29 -0800 | [diff] [blame] | 380 | // Not used |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 381 | } |
| 382 | } |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 383 | |
| 384 | /** |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 385 | * Initialize the Hazelcast Datagrid operation. |
| 386 | * |
| 387 | * @param conf the configuration filename. |
| 388 | */ |
| 389 | public void init(String configFilename) { |
| 390 | /* |
| 391 | System.setProperty("hazelcast.socket.receive.buffer.size", "32"); |
| 392 | System.setProperty("hazelcast.socket.send.buffer.size", "32"); |
| 393 | */ |
| 394 | // System.setProperty("hazelcast.heartbeat.interval.seconds", "100"); |
| 395 | |
| 396 | // Init from configuration file |
| 397 | try { |
| 398 | hazelcastConfig = new FileSystemXmlConfig(configFilename); |
| 399 | } catch (FileNotFoundException e) { |
| 400 | log.error("Error opening Hazelcast XML configuration. File not found: " + configFilename, e); |
| 401 | } |
| 402 | /* |
| 403 | hazelcastConfig.setProperty(GroupProperties.PROP_IO_THREAD_COUNT, "1"); |
| 404 | hazelcastConfig.setProperty(GroupProperties.PROP_OPERATION_THREAD_COUNT, "1"); |
| 405 | hazelcastConfig.setProperty(GroupProperties.PROP_EVENT_THREAD_COUNT, "1"); |
| 406 | */ |
| 407 | // |
| 408 | hazelcastConfig.setProperty(GroupProperties.PROP_EVENT_QUEUE_CAPACITY, "4000000"); |
| 409 | hazelcastConfig.setProperty(GroupProperties.PROP_SOCKET_RECEIVE_BUFFER_SIZE, "4096"); |
| 410 | hazelcastConfig.setProperty(GroupProperties.PROP_SOCKET_SEND_BUFFER_SIZE, "4096"); |
| 411 | } |
| 412 | |
| 413 | /** |
| 414 | * Shutdown the Hazelcast Datagrid operation. |
| 415 | */ |
| 416 | public void finalize() { |
| 417 | close(); |
| 418 | } |
| 419 | |
| 420 | /** |
| 421 | * Shutdown the Hazelcast Datagrid operation. |
| 422 | */ |
| 423 | public void close() { |
| 424 | Hazelcast.shutdownAll(); |
| 425 | } |
| 426 | |
| 427 | /** |
| 428 | * Get the collection of offered module services. |
| 429 | * |
| 430 | * @return the collection of offered module services. |
| 431 | */ |
| 432 | @Override |
| 433 | public Collection<Class<? extends IFloodlightService>> getModuleServices() { |
| 434 | Collection<Class<? extends IFloodlightService>> l = |
| 435 | new ArrayList<Class<? extends IFloodlightService>>(); |
| 436 | l.add(IDatagridService.class); |
| 437 | return l; |
| 438 | } |
| 439 | |
| 440 | /** |
| 441 | * Get the collection of implemented services. |
| 442 | * |
| 443 | * @return the collection of implemented services. |
| 444 | */ |
| 445 | @Override |
| 446 | public Map<Class<? extends IFloodlightService>, IFloodlightService> |
| 447 | getServiceImpls() { |
| 448 | Map<Class<? extends IFloodlightService>, |
Pavlin Radoslavov | 27da753 | 2013-10-18 18:41:50 -0700 | [diff] [blame] | 449 | IFloodlightService> m = |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 450 | new HashMap<Class<? extends IFloodlightService>, |
| 451 | IFloodlightService>(); |
| 452 | m.put(IDatagridService.class, this); |
| 453 | return m; |
| 454 | } |
| 455 | |
| 456 | /** |
| 457 | * Get the collection of modules this module depends on. |
| 458 | * |
| 459 | * @return the collection of modules this module depends on. |
| 460 | */ |
| 461 | @Override |
| 462 | public Collection<Class<? extends IFloodlightService>> |
| 463 | getModuleDependencies() { |
| 464 | Collection<Class<? extends IFloodlightService>> l = |
| 465 | new ArrayList<Class<? extends IFloodlightService>>(); |
| 466 | l.add(IFloodlightProviderService.class); |
Pavlin Radoslavov | da7ef61 | 2013-10-30 16:12:14 -0700 | [diff] [blame] | 467 | l.add(IRestApiService.class); |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 468 | return l; |
| 469 | } |
| 470 | |
| 471 | /** |
| 472 | * Initialize the module. |
| 473 | * |
| 474 | * @param context the module context to use for the initialization. |
| 475 | */ |
| 476 | @Override |
| 477 | public void init(FloodlightModuleContext context) |
| 478 | throws FloodlightModuleException { |
| 479 | floodlightProvider = context.getServiceImpl(IFloodlightProviderService.class); |
Pavlin Radoslavov | da7ef61 | 2013-10-30 16:12:14 -0700 | [diff] [blame] | 480 | restApi = context.getServiceImpl(IRestApiService.class); |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 481 | |
| 482 | // Get the configuration file name and configure the Datagrid |
| 483 | Map<String, String> configMap = context.getConfigParams(this); |
| 484 | String configFilename = configMap.get(HazelcastConfigFile); |
| 485 | this.init(configFilename); |
| 486 | } |
| 487 | |
| 488 | /** |
| 489 | * Startup module operation. |
| 490 | * |
| 491 | * @param context the module context to use for the startup. |
| 492 | */ |
| 493 | @Override |
| 494 | public void startUp(FloodlightModuleContext context) { |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 495 | hazelcastInstance = Hazelcast.newHazelcastInstance(hazelcastConfig); |
Pavlin Radoslavov | da7ef61 | 2013-10-30 16:12:14 -0700 | [diff] [blame] | 496 | |
| 497 | restApi.addRestletRoutable(new DatagridWebRoutable()); |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 498 | |
| 499 | arpMap = hazelcastInstance.getMap(arpMapName); |
| 500 | arpMap.addEntryListener(new ArpMapListener(), true); |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 501 | } |
| 502 | |
| 503 | /** |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 504 | * Register Flow Event Handler Service for receiving Flow-related |
Pavlin Radoslavov | 6b79f2b | 2013-10-26 21:31:10 -0700 | [diff] [blame] | 505 | * notifications. |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 506 | * |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 507 | * NOTE: Only a single Flow Event Handler Service can be registered. |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 508 | * |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 509 | * @param flowEventHandlerService the Flow Event Handler Service to register. |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 510 | */ |
| 511 | @Override |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 512 | public void registerFlowEventHandlerService(IFlowEventHandlerService flowEventHandlerService) { |
| 513 | this.flowEventHandlerService = flowEventHandlerService; |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 514 | |
| 515 | // Initialize the Flow-related map state |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 516 | mapFlowListener = new MapFlowListener(); |
| 517 | mapFlow = hazelcastInstance.getMap(mapFlowName); |
| 518 | mapFlowListenerId = mapFlow.addEntryListener(mapFlowListener, true); |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 519 | |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 520 | // Initialize the FlowEntry-related map state |
| 521 | mapFlowEntryListener = new MapFlowEntryListener(); |
| 522 | mapFlowEntry = hazelcastInstance.getMap(mapFlowEntryName); |
| 523 | mapFlowEntryListenerId = mapFlowEntry.addEntryListener(mapFlowEntryListener, true); |
| 524 | |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 525 | // Initialize the Topology-related map state |
| 526 | mapTopologyListener = new MapTopologyListener(); |
| 527 | mapTopology = hazelcastInstance.getMap(mapTopologyName); |
| 528 | mapTopologyListenerId = mapTopology.addEntryListener(mapTopologyListener, true); |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 529 | } |
| 530 | |
| 531 | /** |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 532 | * De-register Flow Event Handler Service for receiving Flow-related |
Pavlin Radoslavov | 6b79f2b | 2013-10-26 21:31:10 -0700 | [diff] [blame] | 533 | * notifications. |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 534 | * |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 535 | * NOTE: Only a single Flow Event Handler Service can be registered. |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 536 | * |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 537 | * @param flowEventHandlerService the Flow Event Handler Service to |
Pavlin Radoslavov | 6b79f2b | 2013-10-26 21:31:10 -0700 | [diff] [blame] | 538 | * de-register. |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 539 | */ |
| 540 | @Override |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 541 | public void deregisterFlowEventHandlerService(IFlowEventHandlerService flowEventHandlerService) { |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 542 | // Clear the Flow-related map state |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 543 | mapFlow.removeEntryListener(mapFlowListenerId); |
| 544 | mapFlow = null; |
| 545 | mapFlowListener = null; |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 546 | |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 547 | // Clear the FlowEntry-related map state |
| 548 | mapFlowEntry.removeEntryListener(mapFlowEntryListenerId); |
| 549 | mapFlowEntry = null; |
| 550 | mapFlowEntryListener = null; |
| 551 | |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 552 | // Clear the Topology-related map state |
| 553 | mapTopology.removeEntryListener(mapTopologyListenerId); |
| 554 | mapTopology = null; |
| 555 | mapTopologyListener = null; |
| 556 | |
Pavlin Radoslavov | 9a85902 | 2013-10-30 10:08:24 -0700 | [diff] [blame] | 557 | this.flowEventHandlerService = null; |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 558 | } |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 559 | |
| 560 | @Override |
| 561 | public void registerArpEventHandler(IArpEventHandler arpEventHandler) { |
| 562 | if (arpEventHandler != null) { |
| 563 | arpEventHandlers.add(arpEventHandler); |
| 564 | } |
| 565 | } |
| 566 | |
| 567 | @Override |
| 568 | public void deregisterArpEventHandler(IArpEventHandler arpEventHandler) { |
| 569 | arpEventHandlers.remove(arpEventHandler); |
| 570 | } |
| 571 | |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 572 | /** |
| 573 | * Get all Flows that are currently in the datagrid. |
| 574 | * |
| 575 | * @return all Flows that are currently in the datagrid. |
| 576 | */ |
| 577 | @Override |
| 578 | public Collection<FlowPath> getAllFlows() { |
| 579 | Collection<FlowPath> allFlows = new LinkedList<FlowPath>(); |
| 580 | |
| 581 | // |
| 582 | // Get all current entries |
| 583 | // |
| 584 | Collection<byte[]> values = mapFlow.values(); |
| 585 | Kryo kryo = kryoFactory.newKryo(); |
| 586 | for (byte[] valueBytes : values) { |
| 587 | // |
| 588 | // Decode the value |
| 589 | // |
| 590 | Input input = new Input(valueBytes); |
| 591 | FlowPath flowPath = kryo.readObject(input, FlowPath.class); |
| 592 | allFlows.add(flowPath); |
| 593 | } |
| 594 | kryoFactory.deleteKryo(kryo); |
| 595 | |
| 596 | return allFlows; |
| 597 | } |
| 598 | |
| 599 | /** |
Pavlin Radoslavov | 379c904 | 2013-11-26 15:40:49 -0800 | [diff] [blame] | 600 | * Get a Flow for a given Flow ID. |
| 601 | * |
| 602 | * @param flowId the Flow ID of the Flow to get. |
| 603 | * @return the Flow if found, otherwise null. |
| 604 | */ |
| 605 | @Override |
| 606 | public FlowPath getFlow(FlowId flowId) { |
| 607 | byte[] valueBytes = mapFlow.get(flowId.value()); |
| 608 | if (valueBytes == null) |
| 609 | return null; |
| 610 | |
| 611 | Kryo kryo = kryoFactory.newKryo(); |
| 612 | // |
| 613 | // Decode the value |
| 614 | // |
| 615 | Input input = new Input(valueBytes); |
| 616 | FlowPath flowPath = kryo.readObject(input, FlowPath.class); |
| 617 | kryoFactory.deleteKryo(kryo); |
| 618 | |
| 619 | return flowPath; |
| 620 | } |
| 621 | |
| 622 | /** |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 623 | * Send a notification that a Flow is added. |
| 624 | * |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 625 | * @param flowPath the Flow that is added. |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 626 | */ |
| 627 | @Override |
| 628 | public void notificationSendFlowAdded(FlowPath flowPath) { |
| 629 | // |
| 630 | // Encode the value |
| 631 | // |
| 632 | byte[] buffer = new byte[MAX_BUFFER_SIZE]; |
| 633 | Kryo kryo = kryoFactory.newKryo(); |
| 634 | Output output = new Output(buffer, -1); |
| 635 | kryo.writeObject(output, flowPath); |
| 636 | byte[] valueBytes = output.toBytes(); |
| 637 | kryoFactory.deleteKryo(kryo); |
| 638 | |
| 639 | // |
| 640 | // Put the entry: |
| 641 | // - Key : Flow ID (Long) |
| 642 | // - Value : Serialized Flow (byte[]) |
| 643 | // |
| 644 | mapFlow.putAsync(flowPath.flowId().value(), valueBytes); |
| 645 | } |
| 646 | |
| 647 | /** |
| 648 | * Send a notification that a Flow is removed. |
| 649 | * |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 650 | * @param flowId the Flow ID of the Flow that is removed. |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 651 | */ |
| 652 | @Override |
| 653 | public void notificationSendFlowRemoved(FlowId flowId) { |
| 654 | // |
| 655 | // Remove the entry: |
| 656 | // - Key : Flow ID (Long) |
| 657 | // - Value : Serialized Flow (byte[]) |
| 658 | // |
| 659 | mapFlow.removeAsync(flowId.value()); |
| 660 | } |
| 661 | |
| 662 | /** |
| 663 | * Send a notification that a Flow is updated. |
| 664 | * |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 665 | * @param flowPath the Flow that is updated. |
Pavlin Radoslavov | 1308dc6 | 2013-10-25 15:54:31 -0700 | [diff] [blame] | 666 | */ |
| 667 | @Override |
| 668 | public void notificationSendFlowUpdated(FlowPath flowPath) { |
| 669 | // NOTE: Adding an entry with an existing key automatically updates it |
| 670 | notificationSendFlowAdded(flowPath); |
| 671 | } |
| 672 | |
| 673 | /** |
| 674 | * Send a notification that all Flows are removed. |
| 675 | */ |
| 676 | @Override |
| 677 | public void notificationSendAllFlowsRemoved() { |
| 678 | // |
| 679 | // Remove all entries |
| 680 | // NOTE: We remove the entries one-by-one so the per-entry |
| 681 | // notifications will be delivered. |
| 682 | // |
| 683 | // mapFlow.clear(); |
| 684 | Set<Long> keySet = mapFlow.keySet(); |
| 685 | for (Long key : keySet) { |
| 686 | mapFlow.removeAsync(key); |
| 687 | } |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 688 | } |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 689 | |
| 690 | /** |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 691 | * Get all Flow Entries that are currently in the datagrid. |
| 692 | * |
| 693 | * @return all Flow Entries that are currently in the datagrid. |
| 694 | */ |
| 695 | @Override |
| 696 | public Collection<FlowEntry> getAllFlowEntries() { |
| 697 | Collection<FlowEntry> allFlowEntries = new LinkedList<FlowEntry>(); |
| 698 | |
| 699 | // |
| 700 | // Get all current entries |
| 701 | // |
| 702 | Collection<byte[]> values = mapFlowEntry.values(); |
| 703 | Kryo kryo = kryoFactory.newKryo(); |
| 704 | for (byte[] valueBytes : values) { |
| 705 | // |
| 706 | // Decode the value |
| 707 | // |
| 708 | Input input = new Input(valueBytes); |
| 709 | FlowEntry flowEntry = kryo.readObject(input, FlowEntry.class); |
| 710 | allFlowEntries.add(flowEntry); |
| 711 | } |
| 712 | kryoFactory.deleteKryo(kryo); |
| 713 | |
| 714 | return allFlowEntries; |
| 715 | } |
| 716 | |
| 717 | /** |
Pavlin Radoslavov | 379c904 | 2013-11-26 15:40:49 -0800 | [diff] [blame] | 718 | * Get a Flow Entry for a given Flow Entry ID. |
| 719 | * |
| 720 | * @param flowEntryId the Flow Entry ID of the Flow Entry to get. |
| 721 | * @return the Flow Entry if found, otherwise null. |
| 722 | */ |
| 723 | @Override |
| 724 | public FlowEntry getFlowEntry(FlowEntryId flowEntryId) { |
| 725 | byte[] valueBytes = mapFlowEntry.get(flowEntryId.value()); |
| 726 | if (valueBytes == null) |
| 727 | return null; |
| 728 | |
| 729 | Kryo kryo = kryoFactory.newKryo(); |
| 730 | // |
| 731 | // Decode the value |
| 732 | // |
| 733 | Input input = new Input(valueBytes); |
| 734 | FlowEntry flowEntry = kryo.readObject(input, FlowEntry.class); |
| 735 | kryoFactory.deleteKryo(kryo); |
| 736 | |
| 737 | return flowEntry; |
| 738 | } |
| 739 | |
| 740 | /** |
Pavlin Radoslavov | b750684 | 2013-10-29 17:46:54 -0700 | [diff] [blame] | 741 | * Send a notification that a FlowEntry is added. |
| 742 | * |
| 743 | * @param flowEntry the FlowEntry that is added. |
| 744 | */ |
| 745 | @Override |
| 746 | public void notificationSendFlowEntryAdded(FlowEntry flowEntry) { |
| 747 | // |
| 748 | // Encode the value |
| 749 | // |
| 750 | byte[] buffer = new byte[MAX_BUFFER_SIZE]; |
| 751 | Kryo kryo = kryoFactory.newKryo(); |
| 752 | Output output = new Output(buffer, -1); |
| 753 | kryo.writeObject(output, flowEntry); |
| 754 | byte[] valueBytes = output.toBytes(); |
| 755 | kryoFactory.deleteKryo(kryo); |
| 756 | |
| 757 | // |
| 758 | // Put the entry: |
| 759 | // - Key : FlowEntry ID (Long) |
| 760 | // - Value : Serialized FlowEntry (byte[]) |
| 761 | // |
| 762 | mapFlowEntry.putAsync(flowEntry.flowEntryId().value(), valueBytes); |
| 763 | } |
| 764 | |
| 765 | /** |
| 766 | * Send a notification that a FlowEntry is removed. |
| 767 | * |
| 768 | * @param flowEntryId the FlowEntry ID of the FlowEntry that is removed. |
| 769 | */ |
| 770 | @Override |
| 771 | public void notificationSendFlowEntryRemoved(FlowEntryId flowEntryId) { |
| 772 | // |
| 773 | // Remove the entry: |
| 774 | // - Key : FlowEntry ID (Long) |
| 775 | // - Value : Serialized FlowEntry (byte[]) |
| 776 | // |
| 777 | mapFlowEntry.removeAsync(flowEntryId.value()); |
| 778 | } |
| 779 | |
| 780 | /** |
| 781 | * Send a notification that a FlowEntry is updated. |
| 782 | * |
| 783 | * @param flowEntry the FlowEntry that is updated. |
| 784 | */ |
| 785 | @Override |
| 786 | public void notificationSendFlowEntryUpdated(FlowEntry flowEntry) { |
| 787 | // NOTE: Adding an entry with an existing key automatically updates it |
| 788 | notificationSendFlowEntryAdded(flowEntry); |
| 789 | } |
| 790 | |
| 791 | /** |
| 792 | * Send a notification that all Flow Entries are removed. |
| 793 | */ |
| 794 | @Override |
| 795 | public void notificationSendAllFlowEntriesRemoved() { |
| 796 | // |
| 797 | // Remove all entries |
| 798 | // NOTE: We remove the entries one-by-one so the per-entry |
| 799 | // notifications will be delivered. |
| 800 | // |
| 801 | // mapFlowEntry.clear(); |
| 802 | Set<Long> keySet = mapFlowEntry.keySet(); |
| 803 | for (Long key : keySet) { |
| 804 | mapFlowEntry.removeAsync(key); |
| 805 | } |
| 806 | } |
| 807 | |
| 808 | /** |
Pavlin Radoslavov | aaace7f | 2013-10-25 19:42:00 -0700 | [diff] [blame] | 809 | * Get all Topology Elements that are currently in the datagrid. |
| 810 | * |
| 811 | * @return all Topology Elements that are currently in the datagrid. |
| 812 | */ |
| 813 | @Override |
| 814 | public Collection<TopologyElement> getAllTopologyElements() { |
| 815 | Collection<TopologyElement> allTopologyElements = |
| 816 | new LinkedList<TopologyElement>(); |
| 817 | |
| 818 | // |
| 819 | // Get all current entries |
| 820 | // |
| 821 | Collection<byte[]> values = mapTopology.values(); |
| 822 | Kryo kryo = kryoFactory.newKryo(); |
| 823 | for (byte[] valueBytes : values) { |
| 824 | // |
| 825 | // Decode the value |
| 826 | // |
| 827 | Input input = new Input(valueBytes); |
| 828 | TopologyElement topologyElement = |
| 829 | kryo.readObject(input, TopologyElement.class); |
| 830 | allTopologyElements.add(topologyElement); |
| 831 | } |
| 832 | kryoFactory.deleteKryo(kryo); |
| 833 | |
| 834 | return allTopologyElements; |
| 835 | } |
| 836 | |
| 837 | /** |
| 838 | * Send a notification that a Topology Element is added. |
| 839 | * |
| 840 | * @param topologyElement the Topology Element that is added. |
| 841 | */ |
| 842 | @Override |
| 843 | public void notificationSendTopologyElementAdded(TopologyElement topologyElement) { |
| 844 | // |
| 845 | // Encode the value |
| 846 | // |
| 847 | byte[] buffer = new byte[MAX_BUFFER_SIZE]; |
| 848 | Kryo kryo = kryoFactory.newKryo(); |
| 849 | Output output = new Output(buffer, -1); |
| 850 | kryo.writeObject(output, topologyElement); |
| 851 | byte[] valueBytes = output.toBytes(); |
| 852 | kryoFactory.deleteKryo(kryo); |
| 853 | |
| 854 | // |
| 855 | // Put the entry: |
| 856 | // - Key : TopologyElement ID (String) |
| 857 | // - Value : Serialized TopologyElement (byte[]) |
| 858 | // |
| 859 | mapTopology.putAsync(topologyElement.elementId(), valueBytes); |
| 860 | } |
| 861 | |
| 862 | /** |
| 863 | * Send a notification that a Topology Element is removed. |
| 864 | * |
| 865 | * @param topologyElement the Topology Element that is removed. |
| 866 | */ |
| 867 | @Override |
| 868 | public void notificationSendTopologyElementRemoved(TopologyElement topologyElement) { |
| 869 | // |
| 870 | // Remove the entry: |
| 871 | // - Key : TopologyElement ID (String) |
| 872 | // - Value : Serialized TopologyElement (byte[]) |
| 873 | // |
| 874 | mapTopology.removeAsync(topologyElement.elementId()); |
| 875 | } |
| 876 | |
| 877 | /** |
| 878 | * Send a notification that a Topology Element is updated. |
| 879 | * |
| 880 | * @param topologyElement the Topology Element that is updated. |
| 881 | */ |
| 882 | @Override |
| 883 | public void notificationSendTopologyElementUpdated(TopologyElement topologyElement) { |
| 884 | // NOTE: Adding an entry with an existing key automatically updates it |
| 885 | notificationSendTopologyElementAdded(topologyElement); |
| 886 | } |
| 887 | |
| 888 | /** |
| 889 | * Send a notification that all Topology Elements are removed. |
| 890 | */ |
| 891 | @Override |
| 892 | public void notificationSendAllTopologyElementsRemoved() { |
| 893 | // |
| 894 | // Remove all entries |
| 895 | // NOTE: We remove the entries one-by-one so the per-entry |
| 896 | // notifications will be delivered. |
| 897 | // |
| 898 | // mapTopology.clear(); |
| 899 | Set<String> keySet = mapTopology.keySet(); |
| 900 | for (String key : keySet) { |
| 901 | mapTopology.removeAsync(key); |
| 902 | } |
| 903 | } |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 904 | |
| 905 | @Override |
Jonathan Hart | d300325 | 2013-11-15 09:44:46 -0800 | [diff] [blame] | 906 | public void sendArpRequest(ArpMessage arpMessage) { |
| 907 | //log.debug("ARP bytes: {}", HexString.toHexString(arpRequest)); |
| 908 | arpMap.putAsync(arpMessage, dummyByte, 1L, TimeUnit.MILLISECONDS); |
Jonathan Hart | 18ad55c | 2013-11-11 22:49:55 -0800 | [diff] [blame] | 909 | } |
Pavlin Radoslavov | 1eee2c8 | 2013-10-15 02:30:32 -0700 | [diff] [blame] | 910 | } |