Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016-present 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 | */ |
| 16 | package org.onosproject.openstacknetworking.impl; |
| 17 | |
| 18 | import com.google.common.base.Strings; |
| 19 | import org.apache.felix.scr.annotations.Activate; |
| 20 | import org.apache.felix.scr.annotations.Component; |
| 21 | import org.apache.felix.scr.annotations.Deactivate; |
| 22 | import org.apache.felix.scr.annotations.Reference; |
| 23 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 24 | import org.apache.felix.scr.annotations.Service; |
| 25 | import org.onlab.packet.IpAddress; |
| 26 | import org.onlab.packet.MacAddress; |
| 27 | import org.onlab.packet.VlanId; |
| 28 | import org.onlab.util.Tools; |
| 29 | import org.onosproject.core.CoreService; |
| 30 | import org.onosproject.mastership.MastershipService; |
| 31 | import org.onosproject.net.ConnectPoint; |
| 32 | import org.onosproject.net.DefaultAnnotations; |
| 33 | import org.onosproject.net.Device; |
| 34 | import org.onosproject.net.Host; |
| 35 | import org.onosproject.net.HostId; |
| 36 | import org.onosproject.net.HostLocation; |
| 37 | import org.onosproject.net.Port; |
| 38 | import org.onosproject.net.device.DeviceEvent; |
| 39 | import org.onosproject.net.device.DeviceListener; |
| 40 | import org.onosproject.net.device.DeviceService; |
| 41 | import org.onosproject.net.host.DefaultHostDescription; |
| 42 | import org.onosproject.net.host.HostDescription; |
| 43 | import org.onosproject.net.host.HostProvider; |
| 44 | import org.onosproject.net.host.HostProviderRegistry; |
| 45 | import org.onosproject.net.host.HostProviderService; |
| 46 | import org.onosproject.net.host.HostService; |
| 47 | import org.onosproject.net.provider.AbstractProvider; |
| 48 | import org.onosproject.net.provider.ProviderId; |
| 49 | import org.onosproject.openstacknetworking.api.OpenstackNetworkService; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 50 | import org.onosproject.openstacknode.api.OpenstackNode; |
| 51 | import org.onosproject.openstacknode.api.OpenstackNodeEvent; |
| 52 | import org.onosproject.openstacknode.api.OpenstackNodeListener; |
| 53 | import org.onosproject.openstacknode.api.OpenstackNodeService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 54 | import org.openstack4j.model.network.Network; |
| 55 | import org.slf4j.Logger; |
| 56 | import org.slf4j.LoggerFactory; |
| 57 | |
| 58 | import java.util.Set; |
| 59 | import java.util.concurrent.ExecutorService; |
| 60 | import java.util.concurrent.Executors; |
| 61 | import java.util.stream.Collectors; |
| 62 | |
| 63 | import static org.onlab.util.Tools.groupedThreads; |
| 64 | import static org.onosproject.net.AnnotationKeys.PORT_NAME; |
| 65 | import static org.onosproject.openstacknetworking.api.Constants.*; |
| 66 | import static org.onosproject.openstacknetworking.impl.HostBasedInstancePort.ANNOTATION_CREATE_TIME; |
| 67 | import static org.onosproject.openstacknetworking.impl.HostBasedInstancePort.ANNOTATION_NETWORK_ID; |
| 68 | import static org.onosproject.openstacknetworking.impl.HostBasedInstancePort.ANNOTATION_PORT_ID; |
| 69 | |
| 70 | @Service |
| 71 | @Component(immediate = true) |
| 72 | public final class OpenstackSwitchingHostProvider extends AbstractProvider implements HostProvider { |
| 73 | |
| 74 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 75 | |
| 76 | private static final String PORT_NAME_PREFIX_VM = "tap"; |
| 77 | private static final String ERR_ADD_HOST = "Failed to add host: "; |
| 78 | |
| 79 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 80 | protected CoreService coreService; |
| 81 | |
| 82 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 83 | protected DeviceService deviceService; |
| 84 | |
| 85 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 86 | protected HostProviderRegistry hostProviderRegistry; |
| 87 | |
| 88 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 89 | protected HostService hostService; |
| 90 | |
| 91 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 92 | protected MastershipService mastershipService; |
| 93 | |
| 94 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 95 | protected OpenstackNetworkService osNetworkService; |
| 96 | |
| 97 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 98 | protected OpenstackNodeService osNodeService; |
| 99 | |
| 100 | private final ExecutorService deviceEventExecutor = |
| 101 | Executors.newSingleThreadExecutor(groupedThreads("openstacknetworking", "device-event")); |
| 102 | private final ExecutorService configEventExecutor = |
| 103 | Executors.newSingleThreadExecutor(groupedThreads("openstacknetworking", "config-event")); |
| 104 | private final InternalDeviceListener internalDeviceListener = new InternalDeviceListener(); |
| 105 | private final InternalOpenstackNodeListener internalNodeListener = new InternalOpenstackNodeListener(); |
| 106 | |
| 107 | private HostProviderService hostProvider; |
| 108 | |
| 109 | /** |
| 110 | * Creates OpenStack switching host provider. |
| 111 | */ |
| 112 | public OpenstackSwitchingHostProvider() { |
Frank Wang | ad237e7 | 2017-06-03 11:39:44 +0800 | [diff] [blame] | 113 | super(new ProviderId("sona", OPENSTACK_NETWORKING_APP_ID)); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 114 | } |
| 115 | |
| 116 | @Activate |
| 117 | protected void activate() { |
| 118 | coreService.registerApplication(OPENSTACK_NETWORKING_APP_ID); |
| 119 | deviceService.addListener(internalDeviceListener); |
| 120 | osNodeService.addListener(internalNodeListener); |
| 121 | hostProvider = hostProviderRegistry.register(this); |
| 122 | |
| 123 | log.info("Started"); |
| 124 | } |
| 125 | |
| 126 | @Deactivate |
| 127 | protected void deactivate() { |
| 128 | hostProviderRegistry.unregister(this); |
| 129 | osNodeService.removeListener(internalNodeListener); |
| 130 | deviceService.removeListener(internalDeviceListener); |
| 131 | |
| 132 | deviceEventExecutor.shutdown(); |
| 133 | configEventExecutor.shutdown(); |
| 134 | |
| 135 | log.info("Stopped"); |
| 136 | } |
| 137 | |
| 138 | @Override |
| 139 | public void triggerProbe(Host host) { |
| 140 | // no probe is required |
| 141 | } |
| 142 | |
| 143 | private void processPortAdded(Port port) { |
| 144 | // TODO check the node state is COMPLETE |
| 145 | org.openstack4j.model.network.Port osPort = osNetworkService.port(port); |
| 146 | if (osPort == null) { |
| 147 | log.warn(ERR_ADD_HOST + "OpenStack port for {} not found", port); |
| 148 | return; |
| 149 | } |
| 150 | |
| 151 | Network osNet = osNetworkService.network(osPort.getNetworkId()); |
| 152 | if (osNet == null) { |
| 153 | log.warn(ERR_ADD_HOST + "OpenStack network {} not found", |
| 154 | osPort.getNetworkId()); |
| 155 | return; |
| 156 | } |
| 157 | |
| 158 | if (osPort.getFixedIps().isEmpty()) { |
| 159 | log.warn(ERR_ADD_HOST + "no fixed IP for port {}", osPort.getId()); |
| 160 | return; |
| 161 | } |
| 162 | |
| 163 | MacAddress macAddr = MacAddress.valueOf(osPort.getMacAddress()); |
| 164 | Set<IpAddress> fixedIps = osPort.getFixedIps().stream() |
| 165 | .map(ip -> IpAddress.valueOf(ip.getIpAddress())) |
| 166 | .collect(Collectors.toSet()); |
| 167 | ConnectPoint connectPoint = new ConnectPoint(port.element().id(), port.number()); |
| 168 | |
| 169 | DefaultAnnotations.Builder annotations = DefaultAnnotations.builder() |
| 170 | .set(ANNOTATION_NETWORK_ID, osPort.getNetworkId()) |
| 171 | .set(ANNOTATION_PORT_ID, osPort.getId()) |
| 172 | .set(ANNOTATION_CREATE_TIME, String.valueOf(System.currentTimeMillis())); |
| 173 | |
| 174 | HostDescription hostDesc = new DefaultHostDescription( |
| 175 | macAddr, |
| 176 | VlanId.NONE, |
| 177 | new HostLocation(connectPoint, System.currentTimeMillis()), |
| 178 | fixedIps, |
| 179 | annotations.build()); |
| 180 | |
| 181 | HostId hostId = HostId.hostId(macAddr); |
| 182 | hostProvider.hostDetected(hostId, hostDesc, false); |
| 183 | } |
| 184 | |
| 185 | private void processPortRemoved(Port port) { |
| 186 | ConnectPoint connectPoint = new ConnectPoint(port.element().id(), port.number()); |
| 187 | hostService.getConnectedHosts(connectPoint).forEach(host -> { |
| 188 | hostProvider.hostVanished(host.id()); |
| 189 | }); |
| 190 | } |
| 191 | |
| 192 | private class InternalDeviceListener implements DeviceListener { |
| 193 | |
| 194 | @Override |
| 195 | public boolean isRelevant(DeviceEvent event) { |
| 196 | Device device = event.subject(); |
| 197 | if (!mastershipService.isLocalMaster(device.id())) { |
| 198 | // do not allow to proceed without mastership |
| 199 | return false; |
| 200 | } |
| 201 | Port port = event.port(); |
| 202 | if (port == null) { |
| 203 | return false; |
| 204 | } |
| 205 | String portName = port.annotations().value(PORT_NAME); |
| 206 | if (Strings.isNullOrEmpty(portName) || |
| 207 | !portName.startsWith(PORT_NAME_PREFIX_VM)) { |
| 208 | // handles Nova created port event only |
| 209 | return false; |
| 210 | } |
| 211 | return true; |
| 212 | } |
| 213 | |
| 214 | @Override |
| 215 | public void event(DeviceEvent event) { |
| 216 | switch (event.type()) { |
| 217 | case PORT_UPDATED: |
| 218 | if (!event.port().isEnabled()) { |
| 219 | deviceEventExecutor.execute(() -> { |
| 220 | log.debug("Instance port {} is removed from {}", |
| 221 | event.port().annotations().value(PORT_NAME), |
| 222 | event.subject().id()); |
| 223 | processPortRemoved(event.port()); |
| 224 | }); |
| 225 | } else if (event.port().isEnabled()) { |
| 226 | deviceEventExecutor.execute(() -> { |
| 227 | log.debug("Instance Port {} is detected from {}", |
| 228 | event.port().annotations().value(PORT_NAME), |
| 229 | event.subject().id()); |
| 230 | processPortAdded(event.port()); |
| 231 | }); |
| 232 | } |
| 233 | break; |
| 234 | case PORT_ADDED: |
| 235 | deviceEventExecutor.execute(() -> { |
| 236 | log.debug("Instance port {} is detected from {}", |
| 237 | event.port().annotations().value(PORT_NAME), |
| 238 | event.subject().id()); |
| 239 | processPortAdded(event.port()); |
| 240 | }); |
| 241 | break; |
Hyunsun Moon | b7a9cd2 | 2017-02-24 11:12:53 +0900 | [diff] [blame] | 242 | case PORT_REMOVED: |
| 243 | deviceEventExecutor.execute(() -> { |
| 244 | log.debug("Instance port {} is removed from {}", |
| 245 | event.port().annotations().value(PORT_NAME), |
| 246 | event.subject().id()); |
| 247 | processPortRemoved(event.port()); |
| 248 | }); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 249 | default: |
| 250 | break; |
| 251 | } |
| 252 | } |
| 253 | } |
| 254 | |
| 255 | private class InternalOpenstackNodeListener implements OpenstackNodeListener { |
| 256 | |
| 257 | @Override |
| 258 | public void event(OpenstackNodeEvent event) { |
| 259 | OpenstackNode osNode = event.subject(); |
| 260 | // TODO check leadership of the node and make only the leader process |
| 261 | |
| 262 | switch (event.type()) { |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 263 | case OPENSTACK_NODE_COMPLETE: |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 264 | deviceEventExecutor.execute(() -> { |
| 265 | log.info("COMPLETE node {} is detected", osNode.hostname()); |
| 266 | processCompleteNode(event.subject()); |
| 267 | }); |
| 268 | break; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 269 | case OPENSTACK_NODE_INCOMPLETE: |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 270 | log.warn("{} is changed to INCOMPLETE state", osNode); |
| 271 | break; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 272 | case OPENSTACK_NODE_CREATED: |
| 273 | case OPENSTACK_NODE_UPDATED: |
| 274 | case OPENSTACK_NODE_REMOVED: |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 275 | default: |
| 276 | break; |
| 277 | } |
| 278 | } |
| 279 | |
| 280 | private void processCompleteNode(OpenstackNode osNode) { |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 281 | deviceService.getPorts(osNode.intgBridge()).stream() |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 282 | .filter(port -> port.annotations().value(PORT_NAME) |
| 283 | .startsWith(PORT_NAME_PREFIX_VM) && |
| 284 | port.isEnabled()) |
| 285 | .forEach(port -> { |
| 286 | log.debug("Instance port {} is detected from {}", |
| 287 | port.annotations().value(PORT_NAME), |
| 288 | osNode.hostname()); |
| 289 | processPortAdded(port); |
| 290 | }); |
| 291 | |
| 292 | Tools.stream(hostService.getHosts()) |
| 293 | .filter(host -> deviceService.getPort( |
| 294 | host.location().deviceId(), |
| 295 | host.location().port()) == null) |
| 296 | .forEach(host -> { |
| 297 | log.info("Remove stale host {}", host.id()); |
| 298 | hostProvider.hostVanished(host.id()); |
| 299 | }); |
| 300 | } |
| 301 | } |
| 302 | } |