Thomas Vachuska | 4f1a60c | 2014-10-28 13:39:07 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2014 Open Networking Laboratory |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 16 | package org.onosproject.net.host.impl; |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 17 | |
| 18 | import org.apache.felix.scr.annotations.Activate; |
| 19 | import org.apache.felix.scr.annotations.Component; |
| 20 | import org.apache.felix.scr.annotations.Deactivate; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 21 | import org.apache.felix.scr.annotations.Reference; |
| 22 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 23 | import org.apache.felix.scr.annotations.Service; |
Simon Hunt | ff66374 | 2015-05-14 13:33:05 -0700 | [diff] [blame] | 24 | import org.onlab.packet.IpAddress; |
| 25 | import org.onlab.packet.MacAddress; |
| 26 | import org.onlab.packet.VlanId; |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 27 | import org.onosproject.core.Permission; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 28 | import org.onosproject.event.EventDeliveryService; |
Simon Hunt | ff66374 | 2015-05-14 13:33:05 -0700 | [diff] [blame] | 29 | import org.onosproject.event.ListenerRegistry; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 30 | import org.onosproject.net.ConnectPoint; |
| 31 | import org.onosproject.net.DeviceId; |
| 32 | import org.onosproject.net.Host; |
| 33 | import org.onosproject.net.HostId; |
| 34 | import org.onosproject.net.device.DeviceService; |
| 35 | import org.onosproject.net.host.HostAdminService; |
| 36 | import org.onosproject.net.host.HostDescription; |
| 37 | import org.onosproject.net.host.HostEvent; |
| 38 | import org.onosproject.net.host.HostListener; |
| 39 | import org.onosproject.net.host.HostProvider; |
| 40 | import org.onosproject.net.host.HostProviderRegistry; |
| 41 | import org.onosproject.net.host.HostProviderService; |
| 42 | import org.onosproject.net.host.HostService; |
| 43 | import org.onosproject.net.host.HostStore; |
| 44 | import org.onosproject.net.host.HostStoreDelegate; |
| 45 | import org.onosproject.net.host.PortAddresses; |
| 46 | import org.onosproject.net.packet.PacketService; |
| 47 | import org.onosproject.net.provider.AbstractProviderRegistry; |
| 48 | import org.onosproject.net.provider.AbstractProviderService; |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 49 | import org.slf4j.Logger; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 50 | |
Simon Hunt | ff66374 | 2015-05-14 13:33:05 -0700 | [diff] [blame] | 51 | import java.util.Set; |
| 52 | |
| 53 | import static com.google.common.base.Preconditions.checkNotNull; |
| 54 | import static org.slf4j.LoggerFactory.getLogger; |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 55 | import static org.onosproject.security.AppGuard.checkPermission; |
| 56 | |
Simon Hunt | ff66374 | 2015-05-14 13:33:05 -0700 | [diff] [blame] | 57 | |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 58 | /** |
| 59 | * Provides basic implementation of the host SB & NB APIs. |
| 60 | */ |
| 61 | @Component(immediate = true) |
| 62 | @Service |
tom | 202175a | 2014-09-19 19:00:11 -0700 | [diff] [blame] | 63 | public class HostManager |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 64 | extends AbstractProviderRegistry<HostProvider, HostProviderService> |
tom | 89b63c5 | 2014-09-16 09:19:51 -0700 | [diff] [blame] | 65 | implements HostService, HostAdminService, HostProviderRegistry { |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 66 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 67 | public static final String HOST_ID_NULL = "Host ID cannot be null"; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 68 | private final Logger log = getLogger(getClass()); |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 69 | |
Simon Hunt | ff66374 | 2015-05-14 13:33:05 -0700 | [diff] [blame] | 70 | private final ListenerRegistry<HostEvent, HostListener> |
| 71 | listenerRegistry = new ListenerRegistry<>(); |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 72 | |
tom | c78acee | 2014-09-24 15:16:55 -0700 | [diff] [blame] | 73 | private HostStoreDelegate delegate = new InternalStoreDelegate(); |
| 74 | |
tom | 5bcc946 | 2014-09-19 10:11:31 -0700 | [diff] [blame] | 75 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 76 | protected HostStore store; |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 77 | |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 78 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Ayaka Koshibe | ac8e729 | 2014-09-16 16:08:31 -0700 | [diff] [blame] | 79 | protected EventDeliveryService eventDispatcher; |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 80 | |
Jonathan Hart | 70da512 | 2014-10-01 16:37:42 -0700 | [diff] [blame] | 81 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 82 | protected DeviceService deviceService; |
| 83 | |
| 84 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 85 | protected PacketService packetService; |
| 86 | |
| 87 | private HostMonitor monitor; |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 88 | |
| 89 | @Activate |
| 90 | public void activate() { |
Jonathan Hart | 70da512 | 2014-10-01 16:37:42 -0700 | [diff] [blame] | 91 | log.info("Started"); |
tom | c78acee | 2014-09-24 15:16:55 -0700 | [diff] [blame] | 92 | store.setDelegate(delegate); |
tom | 96dfcab | 2014-08-28 09:26:03 -0700 | [diff] [blame] | 93 | eventDispatcher.addSink(HostEvent.class, listenerRegistry); |
Jonathan Hart | 70da512 | 2014-10-01 16:37:42 -0700 | [diff] [blame] | 94 | |
| 95 | monitor = new HostMonitor(deviceService, packetService, this); |
Jonathan Hart | 8f6f1ea | 2014-10-03 16:05:19 -0700 | [diff] [blame] | 96 | monitor.start(); |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 97 | } |
| 98 | |
| 99 | @Deactivate |
| 100 | public void deactivate() { |
tom | c78acee | 2014-09-24 15:16:55 -0700 | [diff] [blame] | 101 | store.unsetDelegate(delegate); |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 102 | eventDispatcher.removeSink(HostEvent.class); |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 103 | log.info("Stopped"); |
| 104 | } |
| 105 | |
| 106 | @Override |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 107 | protected HostProviderService createProviderService(HostProvider provider) { |
Jonathan Hart | 70da512 | 2014-10-01 16:37:42 -0700 | [diff] [blame] | 108 | monitor.registerHostProvider(provider); |
| 109 | |
tom | 5f38b3a | 2014-08-27 23:50:54 -0700 | [diff] [blame] | 110 | return new InternalHostProviderService(provider); |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 111 | } |
| 112 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 113 | @Override |
| 114 | public int getHostCount() { |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 115 | checkPermission(Permission.HOST_READ); |
| 116 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 117 | return store.getHostCount(); |
| 118 | } |
| 119 | |
| 120 | @Override |
| 121 | public Iterable<Host> getHosts() { |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 122 | checkPermission(Permission.HOST_READ); |
| 123 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 124 | return store.getHosts(); |
| 125 | } |
| 126 | |
| 127 | @Override |
| 128 | public Host getHost(HostId hostId) { |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 129 | checkPermission(Permission.HOST_READ); |
| 130 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 131 | checkNotNull(hostId, HOST_ID_NULL); |
| 132 | return store.getHost(hostId); |
| 133 | } |
| 134 | |
| 135 | @Override |
Ayaka Koshibe | a9c199f | 2014-09-16 16:21:40 -0700 | [diff] [blame] | 136 | public Set<Host> getHostsByVlan(VlanId vlanId) { |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 137 | checkPermission(Permission.HOST_READ); |
| 138 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 139 | return store.getHosts(vlanId); |
| 140 | } |
| 141 | |
| 142 | @Override |
Ayaka Koshibe | a9c199f | 2014-09-16 16:21:40 -0700 | [diff] [blame] | 143 | public Set<Host> getHostsByMac(MacAddress mac) { |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 144 | checkPermission(Permission.HOST_READ); |
| 145 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 146 | checkNotNull(mac, "MAC address cannot be null"); |
| 147 | return store.getHosts(mac); |
| 148 | } |
| 149 | |
| 150 | @Override |
Pavlin Radoslavov | 33f228a | 2014-10-27 19:33:16 -0700 | [diff] [blame] | 151 | public Set<Host> getHostsByIp(IpAddress ip) { |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 152 | checkPermission(Permission.HOST_READ); |
| 153 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 154 | checkNotNull(ip, "IP address cannot be null"); |
| 155 | return store.getHosts(ip); |
| 156 | } |
| 157 | |
| 158 | @Override |
| 159 | public Set<Host> getConnectedHosts(ConnectPoint connectPoint) { |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 160 | checkPermission(Permission.HOST_READ); |
| 161 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 162 | checkNotNull(connectPoint, "Connection point cannot be null"); |
| 163 | return store.getConnectedHosts(connectPoint); |
| 164 | } |
| 165 | |
| 166 | @Override |
| 167 | public Set<Host> getConnectedHosts(DeviceId deviceId) { |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 168 | checkPermission(Permission.HOST_READ); |
| 169 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 170 | checkNotNull(deviceId, "Device ID cannot be null"); |
| 171 | return store.getConnectedHosts(deviceId); |
| 172 | } |
| 173 | |
| 174 | @Override |
Jonathan Hart | ac60c08 | 2014-09-23 08:55:17 -0700 | [diff] [blame] | 175 | public void startMonitoringIp(IpAddress ip) { |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 176 | checkPermission(Permission.HOST_EVENT); |
| 177 | |
Jonathan Hart | 70da512 | 2014-10-01 16:37:42 -0700 | [diff] [blame] | 178 | monitor.addMonitoringFor(ip); |
Jonathan Hart | fca736c | 2014-09-19 17:26:59 -0700 | [diff] [blame] | 179 | } |
| 180 | |
| 181 | @Override |
Jonathan Hart | ac60c08 | 2014-09-23 08:55:17 -0700 | [diff] [blame] | 182 | public void stopMonitoringIp(IpAddress ip) { |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 183 | checkPermission(Permission.HOST_EVENT); |
| 184 | |
Jonathan Hart | 70da512 | 2014-10-01 16:37:42 -0700 | [diff] [blame] | 185 | monitor.stopMonitoring(ip); |
Jonathan Hart | ac60c08 | 2014-09-23 08:55:17 -0700 | [diff] [blame] | 186 | } |
| 187 | |
| 188 | @Override |
| 189 | public void requestMac(IpAddress ip) { |
| 190 | // TODO Auto-generated method stub |
Jonathan Hart | fca736c | 2014-09-19 17:26:59 -0700 | [diff] [blame] | 191 | } |
| 192 | |
| 193 | @Override |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 194 | public void addListener(HostListener listener) { |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 195 | checkPermission(Permission.HOST_EVENT); |
| 196 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 197 | listenerRegistry.addListener(listener); |
| 198 | } |
| 199 | |
| 200 | @Override |
| 201 | public void removeListener(HostListener listener) { |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 202 | checkPermission(Permission.HOST_EVENT); |
| 203 | |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 204 | listenerRegistry.removeListener(listener); |
| 205 | } |
| 206 | |
tom | 89b63c5 | 2014-09-16 09:19:51 -0700 | [diff] [blame] | 207 | @Override |
| 208 | public void removeHost(HostId hostId) { |
| 209 | checkNotNull(hostId, HOST_ID_NULL); |
| 210 | HostEvent event = store.removeHost(hostId); |
| 211 | if (event != null) { |
tom | 89b63c5 | 2014-09-16 09:19:51 -0700 | [diff] [blame] | 212 | post(event); |
| 213 | } |
| 214 | } |
| 215 | |
Jonathan Hart | ac60c08 | 2014-09-23 08:55:17 -0700 | [diff] [blame] | 216 | @Override |
Jonathan Hart | 09585c6 | 2014-09-23 16:58:04 -0700 | [diff] [blame] | 217 | public void bindAddressesToPort(PortAddresses addresses) { |
| 218 | store.updateAddressBindings(addresses); |
Jonathan Hart | ac60c08 | 2014-09-23 08:55:17 -0700 | [diff] [blame] | 219 | } |
| 220 | |
| 221 | @Override |
Jonathan Hart | 09585c6 | 2014-09-23 16:58:04 -0700 | [diff] [blame] | 222 | public void unbindAddressesFromPort(PortAddresses portAddresses) { |
| 223 | store.removeAddressBindings(portAddresses); |
| 224 | } |
| 225 | |
| 226 | @Override |
| 227 | public void clearAddresses(ConnectPoint connectPoint) { |
| 228 | store.clearAddressBindings(connectPoint); |
Jonathan Hart | ac60c08 | 2014-09-23 08:55:17 -0700 | [diff] [blame] | 229 | } |
| 230 | |
| 231 | @Override |
| 232 | public Set<PortAddresses> getAddressBindings() { |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 233 | checkPermission(Permission.HOST_READ); |
| 234 | |
Jonathan Hart | 43c182c | 2014-09-23 11:13:42 -0700 | [diff] [blame] | 235 | return store.getAddressBindings(); |
Jonathan Hart | ac60c08 | 2014-09-23 08:55:17 -0700 | [diff] [blame] | 236 | } |
| 237 | |
| 238 | @Override |
Jonathan Hart | a887ba8 | 2014-11-03 15:20:52 -0800 | [diff] [blame] | 239 | public Set<PortAddresses> getAddressBindingsForPort(ConnectPoint connectPoint) { |
Changhoon Yoon | 541ef71 | 2015-05-23 17:18:34 +0900 | [diff] [blame^] | 240 | checkPermission(Permission.HOST_READ); |
| 241 | |
Jonathan Hart | 43c182c | 2014-09-23 11:13:42 -0700 | [diff] [blame] | 242 | return store.getAddressBindingsForPort(connectPoint); |
Jonathan Hart | ac60c08 | 2014-09-23 08:55:17 -0700 | [diff] [blame] | 243 | } |
| 244 | |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 245 | // Personalized host provider service issued to the supplied provider. |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 246 | private class InternalHostProviderService |
| 247 | extends AbstractProviderService<HostProvider> |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 248 | implements HostProviderService { |
| 249 | |
tom | cfde062 | 2014-09-09 11:02:42 -0700 | [diff] [blame] | 250 | InternalHostProviderService(HostProvider provider) { |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 251 | super(provider); |
| 252 | } |
| 253 | |
| 254 | @Override |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 255 | public void hostDetected(HostId hostId, HostDescription hostDescription) { |
| 256 | checkNotNull(hostId, HOST_ID_NULL); |
| 257 | checkValidity(); |
| 258 | HostEvent event = store.createOrUpdateHost(provider().id(), hostId, |
| 259 | hostDescription); |
| 260 | if (event != null) { |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 261 | post(event); |
| 262 | } |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 263 | } |
| 264 | |
| 265 | @Override |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 266 | public void hostVanished(HostId hostId) { |
| 267 | checkNotNull(hostId, HOST_ID_NULL); |
| 268 | checkValidity(); |
| 269 | HostEvent event = store.removeHost(hostId); |
| 270 | if (event != null) { |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 271 | post(event); |
| 272 | } |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 273 | } |
| 274 | } |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 275 | |
| 276 | // Posts the specified event to the local event dispatcher. |
| 277 | private void post(HostEvent event) { |
tom | dc361b6 | 2014-09-09 20:36:52 -0700 | [diff] [blame] | 278 | if (event != null) { |
tom | 7869ad9 | 2014-09-09 14:32:08 -0700 | [diff] [blame] | 279 | eventDispatcher.post(event); |
| 280 | } |
| 281 | } |
| 282 | |
tom | c78acee | 2014-09-24 15:16:55 -0700 | [diff] [blame] | 283 | // Store delegate to re-post events emitted from the store. |
| 284 | private class InternalStoreDelegate implements HostStoreDelegate { |
| 285 | @Override |
| 286 | public void notify(HostEvent event) { |
| 287 | post(event); |
| 288 | } |
| 289 | } |
tom | db0d03f | 2014-08-27 16:34:15 -0700 | [diff] [blame] | 290 | } |