Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame^] | 2 | * Copyright 2016-present Open Networking Foundation |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 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 | |
| 17 | package org.onosproject.openstacknetworking.impl; |
| 18 | |
| 19 | import com.google.common.base.Strings; |
| 20 | import org.apache.felix.scr.annotations.Activate; |
| 21 | import org.apache.felix.scr.annotations.Component; |
| 22 | import org.apache.felix.scr.annotations.Deactivate; |
| 23 | import org.apache.felix.scr.annotations.Reference; |
| 24 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 25 | import org.onlab.packet.Ethernet; |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 26 | import org.onlab.packet.VlanId; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 27 | import org.onosproject.core.ApplicationId; |
| 28 | import org.onosproject.core.CoreService; |
| 29 | import org.onosproject.mastership.MastershipService; |
| 30 | import org.onosproject.net.device.DeviceService; |
| 31 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 32 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 33 | import org.onosproject.net.flow.TrafficSelector; |
| 34 | import org.onosproject.net.flow.TrafficTreatment; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 35 | import org.onosproject.openstacknetworking.api.InstancePort; |
| 36 | import org.onosproject.openstacknetworking.api.InstancePortEvent; |
| 37 | import org.onosproject.openstacknetworking.api.InstancePortListener; |
| 38 | import org.onosproject.openstacknetworking.api.InstancePortService; |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 39 | import org.onosproject.openstacknetworking.api.OpenstackFlowRuleService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 40 | import org.onosproject.openstacknetworking.api.OpenstackNetworkService; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 41 | import org.onosproject.openstacknode.api.OpenstackNode; |
| 42 | import org.onosproject.openstacknode.api.OpenstackNodeService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 43 | import org.openstack4j.model.network.Network; |
| 44 | import org.slf4j.Logger; |
| 45 | |
| 46 | import java.util.concurrent.ExecutorService; |
| 47 | |
| 48 | import static java.util.concurrent.Executors.newSingleThreadExecutor; |
| 49 | import static org.onlab.util.Tools.groupedThreads; |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 50 | import static org.onosproject.openstacknetworking.api.Constants.ACL_TABLE; |
| 51 | import static org.onosproject.openstacknetworking.api.Constants.FORWARDING_TABLE; |
| 52 | import static org.onosproject.openstacknetworking.api.Constants.OPENSTACK_NETWORKING_APP_ID; |
| 53 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_SWITCHING_RULE; |
| 54 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_TUNNEL_TAG_RULE; |
| 55 | import static org.onosproject.openstacknetworking.api.Constants.SRC_VNI_TABLE; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 56 | import static org.onosproject.openstacknetworking.impl.RulePopulatorUtil.buildExtension; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 57 | import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.COMPUTE; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 58 | import static org.slf4j.LoggerFactory.getLogger; |
| 59 | |
| 60 | |
| 61 | /** |
| 62 | * Populates switching flow rules on OVS for the basic connectivity among the |
| 63 | * virtual instances in the same network. |
| 64 | */ |
| 65 | @Component(immediate = true) |
| 66 | public final class OpenstackSwitchingHandler { |
| 67 | |
| 68 | private final Logger log = getLogger(getClass()); |
| 69 | |
| 70 | private static final String ERR_SET_FLOWS = "Failed to set flows for %s: "; |
| 71 | |
| 72 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 73 | protected CoreService coreService; |
| 74 | |
| 75 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 76 | protected MastershipService mastershipService; |
| 77 | |
| 78 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 79 | protected DeviceService deviceService; |
| 80 | |
| 81 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 82 | protected OpenstackFlowRuleService osFlowRuleService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 83 | |
| 84 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 85 | protected InstancePortService instancePortService; |
| 86 | |
| 87 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 88 | protected OpenstackNetworkService osNetworkService; |
| 89 | |
| 90 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 91 | protected OpenstackNodeService osNodeService; |
| 92 | |
| 93 | private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| 94 | groupedThreads(this.getClass().getSimpleName(), "event-handler")); |
| 95 | private final InstancePortListener instancePortListener = new InternalInstancePortListener(); |
| 96 | private ApplicationId appId; |
| 97 | |
| 98 | @Activate |
| 99 | protected void activate() { |
| 100 | appId = coreService.registerApplication(OPENSTACK_NETWORKING_APP_ID); |
| 101 | instancePortService.addListener(instancePortListener); |
| 102 | |
| 103 | log.info("Started"); |
| 104 | } |
| 105 | |
| 106 | @Deactivate |
| 107 | protected void deactivate() { |
| 108 | instancePortService.removeListener(instancePortListener); |
| 109 | eventExecutor.shutdown(); |
| 110 | |
| 111 | log.info("Stopped"); |
| 112 | } |
| 113 | |
| 114 | private void setNetworkRules(InstancePort instPort, boolean install) { |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 115 | switch (osNetworkService.network(instPort.networkId()).getNetworkType()) { |
| 116 | case VXLAN: |
| 117 | setTunnelTagFlowRules(instPort, install); |
| 118 | setForwardingRules(instPort, install); |
| 119 | break; |
| 120 | case VLAN: |
| 121 | setVlanTagFlowRules(instPort, install); |
| 122 | setForwardingRulesForVlan(instPort, install); |
| 123 | break; |
| 124 | default: |
| 125 | break; |
| 126 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 127 | } |
| 128 | |
| 129 | private void setForwardingRules(InstancePort instPort, boolean install) { |
| 130 | // switching rules for the instPorts in the same node |
| 131 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 132 | .matchEthType(Ethernet.TYPE_IPV4) |
| 133 | .matchIPDst(instPort.ipAddress().toIpPrefix()) |
| 134 | .matchTunnelId(getVni(instPort)) |
| 135 | .build(); |
| 136 | |
| 137 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 138 | .setEthDst(instPort.macAddress()) |
| 139 | .setOutput(instPort.portNumber()) |
| 140 | .build(); |
| 141 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 142 | osFlowRuleService.setRule( |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 143 | appId, |
| 144 | instPort.deviceId(), |
| 145 | selector, |
| 146 | treatment, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 147 | PRIORITY_SWITCHING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 148 | FORWARDING_TABLE, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 149 | install); |
| 150 | |
| 151 | // switching rules for the instPorts in the remote node |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 152 | OpenstackNode localNode = osNodeService.node(instPort.deviceId()); |
| 153 | if (localNode == null) { |
| 154 | final String error = String.format("Cannot find openstack node for %s", |
| 155 | instPort.deviceId()); |
| 156 | throw new IllegalStateException(error); |
| 157 | } |
| 158 | osNodeService.completeNodes(COMPUTE).stream() |
| 159 | .filter(remoteNode -> !remoteNode.intgBridge().equals(localNode.intgBridge())) |
| 160 | .forEach(remoteNode -> { |
Hyunsun Moon | acde3f5 | 2017-02-23 17:57:35 +0900 | [diff] [blame] | 161 | TrafficTreatment treatmentToRemote = DefaultTrafficTreatment.builder() |
| 162 | .extension(buildExtension( |
| 163 | deviceService, |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 164 | remoteNode.intgBridge(), |
| 165 | localNode.dataIp().getIp4Address()), |
| 166 | remoteNode.intgBridge()) |
| 167 | .setOutput(remoteNode.tunnelPortNum()) |
Hyunsun Moon | acde3f5 | 2017-02-23 17:57:35 +0900 | [diff] [blame] | 168 | .build(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 169 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 170 | osFlowRuleService.setRule( |
Hyunsun Moon | acde3f5 | 2017-02-23 17:57:35 +0900 | [diff] [blame] | 171 | appId, |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 172 | remoteNode.intgBridge(), |
Hyunsun Moon | acde3f5 | 2017-02-23 17:57:35 +0900 | [diff] [blame] | 173 | selector, |
| 174 | treatmentToRemote, |
Hyunsun Moon | acde3f5 | 2017-02-23 17:57:35 +0900 | [diff] [blame] | 175 | PRIORITY_SWITCHING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 176 | FORWARDING_TABLE, |
Hyunsun Moon | acde3f5 | 2017-02-23 17:57:35 +0900 | [diff] [blame] | 177 | install); |
| 178 | }); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 179 | } |
| 180 | |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 181 | private void setForwardingRulesForVlan(InstancePort instPort, boolean install) { |
| 182 | // switching rules for the instPorts in the same node |
| 183 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 184 | .matchEthType(Ethernet.TYPE_IPV4) |
| 185 | .matchIPDst(instPort.ipAddress().toIpPrefix()) |
| 186 | .matchVlanId(getVlanId(instPort)) |
| 187 | .build(); |
| 188 | |
| 189 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 190 | .popVlan() |
| 191 | .setEthDst(instPort.macAddress()) |
| 192 | .setOutput(instPort.portNumber()) |
| 193 | .build(); |
| 194 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 195 | osFlowRuleService.setRule( |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 196 | appId, |
| 197 | instPort.deviceId(), |
| 198 | selector, |
| 199 | treatment, |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 200 | PRIORITY_SWITCHING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 201 | FORWARDING_TABLE, |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 202 | install); |
| 203 | |
| 204 | // switching rules for the instPorts in the remote node |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 205 | osNodeService.completeNodes(COMPUTE).stream() |
| 206 | .filter(remoteNode -> !remoteNode.intgBridge().equals(instPort.deviceId()) && |
| 207 | remoteNode.vlanIntf() != null) |
| 208 | .forEach(remoteNode -> { |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 209 | TrafficTreatment treatmentToRemote = DefaultTrafficTreatment.builder() |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 210 | .setOutput(remoteNode.vlanPortNum()) |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 211 | .build(); |
| 212 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 213 | osFlowRuleService.setRule( |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 214 | appId, |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 215 | remoteNode.intgBridge(), |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 216 | selector, |
| 217 | treatmentToRemote, |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 218 | PRIORITY_SWITCHING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 219 | FORWARDING_TABLE, |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 220 | install); |
| 221 | }); |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 222 | } |
| 223 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 224 | private void setTunnelTagFlowRules(InstancePort instPort, boolean install) { |
| 225 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 226 | .matchEthType(Ethernet.TYPE_IPV4) |
| 227 | .matchInPort(instPort.portNumber()) |
| 228 | .build(); |
| 229 | |
| 230 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 231 | .setTunnelId(getVni(instPort)) |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 232 | .transition(ACL_TABLE) |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 233 | .build(); |
| 234 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 235 | osFlowRuleService.setRule( |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 236 | appId, |
| 237 | instPort.deviceId(), |
| 238 | selector, |
| 239 | treatment, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 240 | PRIORITY_TUNNEL_TAG_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 241 | SRC_VNI_TABLE, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 242 | install); |
| 243 | } |
| 244 | |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 245 | private void setVlanTagFlowRules(InstancePort instPort, boolean install) { |
| 246 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 247 | .matchEthType(Ethernet.TYPE_IPV4) |
| 248 | .matchInPort(instPort.portNumber()) |
| 249 | .build(); |
| 250 | |
| 251 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 252 | .pushVlan() |
| 253 | .setVlanId(getVlanId(instPort)) |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 254 | .transition(ACL_TABLE) |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 255 | .build(); |
| 256 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 257 | osFlowRuleService.setRule( |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 258 | appId, |
| 259 | instPort.deviceId(), |
| 260 | selector, |
| 261 | treatment, |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 262 | PRIORITY_TUNNEL_TAG_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 263 | SRC_VNI_TABLE, |
daniel park | a792cf7 | 2017-04-14 16:25:35 +0900 | [diff] [blame] | 264 | install); |
| 265 | |
| 266 | } |
| 267 | |
| 268 | private VlanId getVlanId(InstancePort instPort) { |
| 269 | Network osNet = osNetworkService.network(instPort.networkId()); |
| 270 | |
| 271 | if (osNet == null || Strings.isNullOrEmpty(osNet.getProviderSegID())) { |
| 272 | final String error = String.format( |
| 273 | ERR_SET_FLOWS + "Failed to get VNI for %s", |
| 274 | instPort, osNet == null ? "<none>" : osNet.getName()); |
| 275 | throw new IllegalStateException(error); |
| 276 | } |
| 277 | |
| 278 | return VlanId.vlanId(osNet.getProviderSegID()); |
| 279 | } |
| 280 | |
| 281 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 282 | private Long getVni(InstancePort instPort) { |
| 283 | Network osNet = osNetworkService.network(instPort.networkId()); |
| 284 | if (osNet == null || Strings.isNullOrEmpty(osNet.getProviderSegID())) { |
| 285 | final String error = String.format( |
| 286 | ERR_SET_FLOWS + "Failed to get VNI for %s", |
rohit | 8e5c899 | 2017-03-29 19:15:30 +0530 | [diff] [blame] | 287 | instPort, osNet == null ? "<none>" : osNet.getName()); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 288 | throw new IllegalStateException(error); |
| 289 | } |
| 290 | return Long.valueOf(osNet.getProviderSegID()); |
| 291 | } |
| 292 | |
| 293 | private class InternalInstancePortListener implements InstancePortListener { |
| 294 | |
| 295 | @Override |
| 296 | public boolean isRelevant(InstancePortEvent event) { |
| 297 | InstancePort instPort = event.subject(); |
| 298 | return mastershipService.isLocalMaster(instPort.deviceId()); |
| 299 | } |
| 300 | |
| 301 | @Override |
| 302 | public void event(InstancePortEvent event) { |
| 303 | InstancePort instPort = event.subject(); |
| 304 | switch (event.type()) { |
| 305 | case OPENSTACK_INSTANCE_PORT_UPDATED: |
| 306 | case OPENSTACK_INSTANCE_PORT_DETECTED: |
| 307 | eventExecutor.execute(() -> { |
| 308 | log.info("Instance port detected MAC:{} IP:{}", |
| 309 | instPort.macAddress(), |
| 310 | instPort.ipAddress()); |
| 311 | instPortDetected(event.subject()); |
| 312 | }); |
| 313 | break; |
| 314 | case OPENSTACK_INSTANCE_PORT_VANISHED: |
| 315 | eventExecutor.execute(() -> { |
| 316 | log.info("Instance port vanished MAC:{} IP:{}", |
| 317 | instPort.macAddress(), |
| 318 | instPort.ipAddress()); |
| 319 | instPortRemoved(event.subject()); |
| 320 | }); |
| 321 | break; |
| 322 | default: |
| 323 | break; |
| 324 | } |
| 325 | } |
| 326 | |
| 327 | private void instPortDetected(InstancePort instPort) { |
| 328 | setNetworkRules(instPort, true); |
| 329 | // TODO add something else if needed |
| 330 | } |
| 331 | |
| 332 | private void instPortRemoved(InstancePort instPort) { |
| 333 | setNetworkRules(instPort, false); |
| 334 | // TODO add something else if needed |
| 335 | } |
| 336 | } |
| 337 | } |