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 com.google.common.collect.ImmutableSet; |
| 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; |
| 26 | import org.onlab.packet.IPv4; |
| 27 | import org.onlab.packet.IpAddress; |
| 28 | import org.onlab.packet.IpPrefix; |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 29 | import org.onlab.packet.MacAddress; |
| 30 | import org.onlab.packet.VlanId; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 31 | import org.onosproject.cluster.ClusterService; |
| 32 | import org.onosproject.cluster.LeadershipService; |
| 33 | import org.onosproject.cluster.NodeId; |
| 34 | import org.onosproject.core.ApplicationId; |
| 35 | import org.onosproject.core.CoreService; |
| 36 | import org.onosproject.core.GroupId; |
| 37 | import org.onosproject.net.DeviceId; |
| 38 | import org.onosproject.net.PortNumber; |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 39 | import org.onosproject.net.device.DeviceService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 40 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 41 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 42 | import org.onosproject.net.flow.TrafficSelector; |
| 43 | import org.onosproject.net.flow.TrafficTreatment; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 44 | import org.onosproject.openstacknetworking.api.Constants; |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 45 | import org.onosproject.openstacknetworking.api.OpenstackFlowRuleService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 46 | import org.onosproject.openstacknetworking.api.OpenstackNetworkService; |
| 47 | import org.onosproject.openstacknetworking.api.OpenstackRouterEvent; |
| 48 | import org.onosproject.openstacknetworking.api.OpenstackRouterListener; |
| 49 | import org.onosproject.openstacknetworking.api.OpenstackRouterService; |
| 50 | import org.onosproject.openstacknode.OpenstackNode; |
| 51 | import org.onosproject.openstacknode.OpenstackNodeEvent; |
| 52 | import org.onosproject.openstacknode.OpenstackNodeListener; |
| 53 | import org.onosproject.openstacknode.OpenstackNodeService; |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 54 | import org.onosproject.openstacknode.OpenstackNodeService.NetworkMode; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 55 | import org.openstack4j.model.network.ExternalGateway; |
| 56 | import org.openstack4j.model.network.Network; |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 57 | import org.openstack4j.model.network.NetworkType; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 58 | import org.openstack4j.model.network.Router; |
| 59 | import org.openstack4j.model.network.RouterInterface; |
| 60 | import org.openstack4j.model.network.Subnet; |
| 61 | import org.slf4j.Logger; |
| 62 | import org.slf4j.LoggerFactory; |
| 63 | |
| 64 | import java.util.Objects; |
| 65 | import java.util.Set; |
| 66 | import java.util.concurrent.ExecutorService; |
| 67 | import java.util.stream.Collectors; |
| 68 | |
| 69 | import static java.util.concurrent.Executors.newSingleThreadScheduledExecutor; |
| 70 | import static org.onlab.util.Tools.groupedThreads; |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 71 | import static org.onosproject.net.AnnotationKeys.PORT_MAC; |
| 72 | import static org.onosproject.net.AnnotationKeys.PORT_NAME; |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 73 | import static org.onosproject.openstacknetworking.api.Constants.FORWARDING_TABLE; |
| 74 | import static org.onosproject.openstacknetworking.api.Constants.OPENSTACK_NETWORKING_APP_ID; |
| 75 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_EXTERNAL_ROUTING_RULE; |
| 76 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ICMP_RULE; |
| 77 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_INTERNAL_ROUTING_RULE; |
| 78 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_SWITCHING_RULE; |
| 79 | import static org.onosproject.openstacknetworking.api.Constants.ROUTING_TABLE; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 80 | import static org.onosproject.openstacknode.OpenstackNodeService.NodeType.COMPUTE; |
| 81 | |
| 82 | /** |
| 83 | * Handles OpenStack router events. |
| 84 | */ |
| 85 | @Component(immediate = true) |
| 86 | public class OpenstackRoutingHandler { |
| 87 | |
| 88 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 89 | |
| 90 | private static final String MSG_ENABLED = "Enabled "; |
| 91 | private static final String MSG_DISABLED = "Disabled "; |
| 92 | private static final String ERR_SET_FLOWS = "Failed to set flows for router %s:"; |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 93 | private static final String ERR_UNSUPPORTED_NET_TYPE = "Unsupported network type"; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 94 | |
| 95 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 96 | protected CoreService coreService; |
| 97 | |
| 98 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 99 | protected LeadershipService leadershipService; |
| 100 | |
| 101 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 102 | protected ClusterService clusterService; |
| 103 | |
| 104 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 105 | protected OpenstackNodeService osNodeService; |
| 106 | |
| 107 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 108 | protected OpenstackNetworkService osNetworkService; |
| 109 | |
| 110 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 111 | protected OpenstackRouterService osRouterService; |
| 112 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 113 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 114 | protected DeviceService deviceService; |
| 115 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 116 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 117 | protected OpenstackFlowRuleService osFlowRuleService; |
| 118 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 119 | private final ExecutorService eventExecutor = newSingleThreadScheduledExecutor( |
| 120 | groupedThreads(this.getClass().getSimpleName(), "event-handler", log)); |
| 121 | private final OpenstackNodeListener osNodeListener = new InternalNodeEventListener(); |
| 122 | private final OpenstackRouterListener osRouterListener = new InternalRouterEventListener(); |
| 123 | |
| 124 | private ApplicationId appId; |
| 125 | private NodeId localNodeId; |
| 126 | |
| 127 | @Activate |
| 128 | protected void activate() { |
| 129 | appId = coreService.registerApplication(OPENSTACK_NETWORKING_APP_ID); |
| 130 | localNodeId = clusterService.getLocalNode().id(); |
| 131 | leadershipService.runForLeadership(appId.name()); |
| 132 | osNodeService.addListener(osNodeListener); |
| 133 | osRouterService.addListener(osRouterListener); |
| 134 | |
| 135 | log.info("Started"); |
| 136 | } |
| 137 | |
| 138 | @Deactivate |
| 139 | protected void deactivate() { |
| 140 | osRouterService.removeListener(osRouterListener); |
| 141 | osNodeService.removeListener(osNodeListener); |
| 142 | leadershipService.withdraw(appId.name()); |
| 143 | eventExecutor.shutdown(); |
| 144 | |
| 145 | log.info("Stopped"); |
| 146 | } |
| 147 | |
| 148 | private void routerUpdated(Router osRouter) { |
| 149 | ExternalGateway exGateway = osRouter.getExternalGatewayInfo(); |
| 150 | if (exGateway == null) { |
| 151 | osRouterService.routerInterfaces(osRouter.getId()).forEach(iface -> { |
| 152 | setSourceNat(iface, false); |
| 153 | }); |
| 154 | } else { |
| 155 | osRouterService.routerInterfaces(osRouter.getId()).forEach(iface -> { |
| 156 | setSourceNat(iface, exGateway.isEnableSnat()); |
| 157 | }); |
| 158 | } |
| 159 | } |
| 160 | |
| 161 | private void routerIfaceAdded(Router osRouter, RouterInterface osRouterIface) { |
| 162 | Subnet osSubnet = osNetworkService.subnet(osRouterIface.getSubnetId()); |
| 163 | if (osSubnet == null) { |
| 164 | final String error = String.format( |
| 165 | ERR_SET_FLOWS + "subnet %s does not exist", |
| 166 | osRouterIface.getId(), |
| 167 | osRouterIface.getSubnetId()); |
| 168 | throw new IllegalStateException(error); |
| 169 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 170 | setInternalRoutes(osRouter, osSubnet, true); |
| 171 | setGatewayIcmp(osSubnet, true); |
| 172 | ExternalGateway exGateway = osRouter.getExternalGatewayInfo(); |
| 173 | if (exGateway != null && exGateway.isEnableSnat()) { |
| 174 | setSourceNat(osRouterIface, true); |
| 175 | } |
| 176 | |
| 177 | log.info("Connected subnet({}) to {}", osSubnet.getCidr(), osRouter.getName()); |
| 178 | } |
| 179 | |
| 180 | private void routerIfaceRemoved(Router osRouter, RouterInterface osRouterIface) { |
| 181 | Subnet osSubnet = osNetworkService.subnet(osRouterIface.getSubnetId()); |
| 182 | if (osSubnet == null) { |
| 183 | final String error = String.format( |
| 184 | ERR_SET_FLOWS + "subnet %s does not exist", |
| 185 | osRouterIface.getId(), |
| 186 | osRouterIface.getSubnetId()); |
| 187 | throw new IllegalStateException(error); |
| 188 | } |
| 189 | |
| 190 | setInternalRoutes(osRouter, osSubnet, false); |
| 191 | setGatewayIcmp(osSubnet, false); |
| 192 | ExternalGateway exGateway = osRouter.getExternalGatewayInfo(); |
| 193 | if (exGateway != null && exGateway.isEnableSnat()) { |
| 194 | setSourceNat(osRouterIface, false); |
| 195 | } |
| 196 | |
| 197 | log.info("Disconnected subnet({}) from {}", osSubnet.getCidr(), osRouter.getName()); |
| 198 | } |
| 199 | |
| 200 | private void setSourceNat(RouterInterface routerIface, boolean install) { |
| 201 | Subnet osSubnet = osNetworkService.subnet(routerIface.getSubnetId()); |
| 202 | Network osNet = osNetworkService.network(osSubnet.getNetworkId()); |
| 203 | |
| 204 | osNodeService.completeNodes().stream() |
| 205 | .filter(osNode -> osNode.type() == COMPUTE) |
| 206 | .forEach(osNode -> { |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 207 | setRulesToGateway(osNode.intBridge(), osNet.getProviderSegID(), |
| 208 | IpPrefix.valueOf(osSubnet.getCidr()), osNet.getNetworkType(), |
| 209 | install); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 210 | }); |
| 211 | |
| 212 | // take the first outgoing packet to controller for source NAT |
daniel park | e49eb38 | 2017-04-05 16:48:28 +0900 | [diff] [blame] | 213 | osNodeService.gatewayDeviceIds() |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 214 | .forEach(gwDeviceId -> setRulesToController( |
| 215 | gwDeviceId, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 216 | osNet.getProviderSegID(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 217 | IpPrefix.valueOf(osSubnet.getCidr()), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 218 | osNet.getNetworkType(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 219 | install)); |
| 220 | |
| 221 | final String updateStr = install ? MSG_ENABLED : MSG_DISABLED; |
| 222 | log.info(updateStr + "external access for subnet({})", osSubnet.getCidr()); |
| 223 | } |
| 224 | |
| 225 | private void setGatewayIcmp(Subnet osSubnet, boolean install) { |
| 226 | if (Strings.isNullOrEmpty(osSubnet.getGateway())) { |
| 227 | // do nothing if no gateway is set |
| 228 | return; |
| 229 | } |
| 230 | |
| 231 | // take ICMP request to a subnet gateway through gateway node group |
| 232 | Network network = osNetworkService.network(osSubnet.getNetworkId()); |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 233 | switch (network.getNetworkType()) { |
| 234 | case VXLAN: |
| 235 | osNodeService.completeNodes().stream() |
| 236 | .filter(osNode -> osNode.type() == COMPUTE) |
| 237 | .filter(osNode -> osNode.dataIp().isPresent()) |
| 238 | .forEach(osNode -> setRulesToGatewayWithDstIp( |
| 239 | osNode.intBridge(), |
| 240 | osNodeService.gatewayGroupId(osNode.intBridge(), NetworkMode.VXLAN), |
| 241 | network.getProviderSegID(), |
| 242 | IpAddress.valueOf(osSubnet.getGateway()), |
| 243 | NetworkMode.VXLAN, |
| 244 | install)); |
| 245 | break; |
| 246 | case VLAN: |
| 247 | osNodeService.completeNodes().stream() |
| 248 | .filter(osNode -> osNode.type() == COMPUTE) |
| 249 | .filter(osNode -> osNode.vlanPort().isPresent()) |
| 250 | .forEach(osNode -> setRulesToGatewayWithDstIp( |
| 251 | osNode.intBridge(), |
| 252 | osNodeService.gatewayGroupId(osNode.intBridge(), NetworkMode.VLAN), |
| 253 | network.getProviderSegID(), |
| 254 | IpAddress.valueOf(osSubnet.getGateway()), |
| 255 | NetworkMode.VLAN, |
| 256 | install)); |
| 257 | break; |
| 258 | default: |
| 259 | final String error = String.format( |
| 260 | ERR_UNSUPPORTED_NET_TYPE + "%s", |
| 261 | network.getNetworkType().toString()); |
| 262 | throw new IllegalStateException(error); |
| 263 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 264 | |
| 265 | IpAddress gatewayIp = IpAddress.valueOf(osSubnet.getGateway()); |
daniel park | e49eb38 | 2017-04-05 16:48:28 +0900 | [diff] [blame] | 266 | osNodeService.gatewayDeviceIds() |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 267 | .forEach(gwDeviceId -> setGatewayIcmpRule( |
| 268 | gatewayIp, |
| 269 | gwDeviceId, |
| 270 | install |
| 271 | )); |
| 272 | |
| 273 | final String updateStr = install ? MSG_ENABLED : MSG_DISABLED; |
| 274 | log.debug(updateStr + "ICMP to {}", osSubnet.getGateway()); |
| 275 | } |
| 276 | |
| 277 | private void setInternalRoutes(Router osRouter, Subnet updatedSubnet, boolean install) { |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 278 | Network updatedNetwork = osNetworkService.network(updatedSubnet.getNetworkId()); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 279 | Set<Subnet> routableSubnets = routableSubnets(osRouter, updatedSubnet.getId()); |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 280 | String updatedSegmendId = getSegmentId(updatedSubnet); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 281 | |
| 282 | // installs rule from/to my subnet intentionally to fix ICMP failure |
| 283 | // to my subnet gateway if no external gateway added to the router |
| 284 | osNodeService.completeNodes().stream() |
| 285 | .filter(osNode -> osNode.type() == COMPUTE) |
| 286 | .forEach(osNode -> { |
| 287 | setInternalRouterRules( |
| 288 | osNode.intBridge(), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 289 | updatedSegmendId, |
| 290 | updatedSegmendId, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 291 | IpPrefix.valueOf(updatedSubnet.getCidr()), |
| 292 | IpPrefix.valueOf(updatedSubnet.getCidr()), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 293 | updatedNetwork.getNetworkType(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 294 | install |
| 295 | ); |
| 296 | |
| 297 | routableSubnets.forEach(subnet -> { |
| 298 | setInternalRouterRules( |
| 299 | osNode.intBridge(), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 300 | updatedSegmendId, |
| 301 | getSegmentId(subnet), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 302 | IpPrefix.valueOf(updatedSubnet.getCidr()), |
| 303 | IpPrefix.valueOf(subnet.getCidr()), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 304 | updatedNetwork.getNetworkType(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 305 | install |
| 306 | ); |
| 307 | setInternalRouterRules( |
| 308 | osNode.intBridge(), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 309 | getSegmentId(subnet), |
| 310 | updatedSegmendId, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 311 | IpPrefix.valueOf(subnet.getCidr()), |
| 312 | IpPrefix.valueOf(updatedSubnet.getCidr()), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 313 | updatedNetwork.getNetworkType(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 314 | install |
| 315 | ); |
| 316 | }); |
| 317 | }); |
| 318 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 319 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 320 | final String updateStr = install ? MSG_ENABLED : MSG_DISABLED; |
| 321 | routableSubnets.forEach(subnet -> log.debug( |
| 322 | updateStr + "route between subnet:{} and subnet:{}", |
| 323 | subnet.getCidr(), |
| 324 | updatedSubnet.getCidr())); |
| 325 | } |
| 326 | |
| 327 | private Set<Subnet> routableSubnets(Router osRouter, String osSubnetId) { |
| 328 | Set<Subnet> osSubnets = osRouterService.routerInterfaces(osRouter.getId()) |
| 329 | .stream() |
| 330 | .filter(iface -> !Objects.equals(iface.getSubnetId(), osSubnetId)) |
| 331 | .map(iface -> osNetworkService.subnet(iface.getSubnetId())) |
| 332 | .collect(Collectors.toSet()); |
| 333 | return ImmutableSet.copyOf(osSubnets); |
| 334 | } |
| 335 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 336 | private String getSegmentId(Subnet osSubnet) { |
| 337 | return osNetworkService.network(osSubnet.getNetworkId()).getProviderSegID(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 338 | } |
| 339 | |
| 340 | private void setGatewayIcmpRule(IpAddress gatewayIp, DeviceId deviceId, boolean install) { |
| 341 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 342 | .matchEthType(Ethernet.TYPE_IPV4) |
| 343 | .matchIPProtocol(IPv4.PROTOCOL_ICMP) |
| 344 | .matchIPDst(gatewayIp.toIpPrefix()) |
| 345 | .build(); |
| 346 | |
| 347 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 348 | .setOutput(PortNumber.CONTROLLER) |
| 349 | .build(); |
| 350 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 351 | osFlowRuleService.setRule( |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 352 | appId, |
| 353 | deviceId, |
| 354 | selector, |
| 355 | treatment, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 356 | PRIORITY_ICMP_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 357 | Constants.GW_COMMON_TABLE, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 358 | install); |
| 359 | } |
| 360 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 361 | private void setInternalRouterRules(DeviceId deviceId, String srcSegmentId, String dstSegmentId, |
| 362 | IpPrefix srcSubnet, IpPrefix dstSubnet, |
| 363 | NetworkType networkType, boolean install) { |
| 364 | TrafficSelector selector; |
| 365 | TrafficTreatment treatment; |
| 366 | switch (networkType) { |
| 367 | case VXLAN: |
| 368 | selector = DefaultTrafficSelector.builder() |
| 369 | .matchEthType(Ethernet.TYPE_IPV4) |
| 370 | .matchTunnelId(Long.parseLong(srcSegmentId)) |
| 371 | .matchIPSrc(srcSubnet) |
| 372 | .matchIPDst(dstSubnet) |
| 373 | .build(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 374 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 375 | treatment = DefaultTrafficTreatment.builder() |
| 376 | .setTunnelId(Long.parseLong(dstSegmentId)) |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 377 | .transition(FORWARDING_TABLE) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 378 | .build(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 379 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 380 | osFlowRuleService.setRule( |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 381 | appId, |
| 382 | deviceId, |
| 383 | selector, |
| 384 | treatment, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 385 | PRIORITY_INTERNAL_ROUTING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 386 | ROUTING_TABLE, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 387 | install); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 388 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 389 | selector = DefaultTrafficSelector.builder() |
| 390 | .matchEthType(Ethernet.TYPE_IPV4) |
| 391 | .matchTunnelId(Long.parseLong(dstSegmentId)) |
| 392 | .matchIPSrc(srcSubnet) |
| 393 | .matchIPDst(dstSubnet) |
| 394 | .build(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 395 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 396 | treatment = DefaultTrafficTreatment.builder() |
| 397 | .setTunnelId(Long.parseLong(dstSegmentId)) |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 398 | .transition(FORWARDING_TABLE) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 399 | .build(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 400 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 401 | osFlowRuleService.setRule( |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 402 | appId, |
| 403 | deviceId, |
| 404 | selector, |
| 405 | treatment, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 406 | PRIORITY_INTERNAL_ROUTING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 407 | ROUTING_TABLE, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 408 | install); |
| 409 | break; |
| 410 | case VLAN: |
| 411 | selector = DefaultTrafficSelector.builder() |
| 412 | .matchEthType(Ethernet.TYPE_IPV4) |
| 413 | .matchVlanId(VlanId.vlanId(srcSegmentId)) |
| 414 | .matchIPSrc(srcSubnet) |
| 415 | .matchIPDst(dstSubnet) |
| 416 | .build(); |
| 417 | |
| 418 | treatment = DefaultTrafficTreatment.builder() |
| 419 | .setVlanId(VlanId.vlanId(dstSegmentId)) |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 420 | .transition(FORWARDING_TABLE) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 421 | .build(); |
| 422 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 423 | osFlowRuleService.setRule( |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 424 | appId, |
| 425 | deviceId, |
| 426 | selector, |
| 427 | treatment, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 428 | PRIORITY_INTERNAL_ROUTING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 429 | ROUTING_TABLE, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 430 | install); |
| 431 | |
| 432 | selector = DefaultTrafficSelector.builder() |
| 433 | .matchEthType(Ethernet.TYPE_IPV4) |
| 434 | .matchVlanId(VlanId.vlanId(dstSegmentId)) |
| 435 | .matchIPSrc(srcSubnet) |
| 436 | .matchIPDst(dstSubnet) |
| 437 | .build(); |
| 438 | |
| 439 | treatment = DefaultTrafficTreatment.builder() |
| 440 | .setVlanId(VlanId.vlanId(dstSegmentId)) |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 441 | .transition(FORWARDING_TABLE) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 442 | .build(); |
| 443 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 444 | osFlowRuleService.setRule( |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 445 | appId, |
| 446 | deviceId, |
| 447 | selector, |
| 448 | treatment, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 449 | PRIORITY_INTERNAL_ROUTING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 450 | ROUTING_TABLE, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 451 | install); |
| 452 | break; |
| 453 | default: |
| 454 | final String error = String.format( |
| 455 | ERR_UNSUPPORTED_NET_TYPE + "%s", |
| 456 | networkType.toString()); |
| 457 | throw new IllegalStateException(error); |
| 458 | } |
| 459 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 460 | } |
| 461 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 462 | private void setRulesToGateway(DeviceId deviceId, String segmentId, IpPrefix srcSubnet, |
| 463 | NetworkType networkType, boolean install) { |
| 464 | TrafficTreatment treatment; |
| 465 | GroupId groupId; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 466 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 467 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 468 | .matchEthType(Ethernet.TYPE_IPV4) |
| 469 | .matchIPSrc(srcSubnet) |
| 470 | .matchEthDst(Constants.DEFAULT_GATEWAY_MAC); |
| 471 | |
| 472 | switch (networkType) { |
| 473 | case VXLAN: |
| 474 | sBuilder.matchTunnelId(Long.parseLong(segmentId)); |
| 475 | |
| 476 | groupId = osNodeService.gatewayGroupId(deviceId, NetworkMode.VXLAN); |
| 477 | break; |
| 478 | case VLAN: |
| 479 | sBuilder.matchVlanId(VlanId.vlanId(segmentId)); |
| 480 | |
| 481 | groupId = osNodeService.gatewayGroupId(deviceId, NetworkMode.VLAN); |
| 482 | break; |
| 483 | default: |
| 484 | final String error = String.format( |
| 485 | ERR_UNSUPPORTED_NET_TYPE + "%s", |
| 486 | networkType.toString()); |
| 487 | throw new IllegalStateException(error); |
| 488 | } |
| 489 | |
| 490 | treatment = DefaultTrafficTreatment.builder() |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 491 | .group(groupId) |
| 492 | .build(); |
| 493 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 494 | osFlowRuleService.setRule( |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 495 | appId, |
| 496 | deviceId, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 497 | sBuilder.build(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 498 | treatment, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 499 | PRIORITY_EXTERNAL_ROUTING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 500 | ROUTING_TABLE, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 501 | install); |
| 502 | } |
| 503 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 504 | private void setRulesToController(DeviceId deviceId, String segmentId, IpPrefix srcSubnet, |
| 505 | NetworkType networkType, boolean install) { |
| 506 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 507 | .matchEthType(Ethernet.TYPE_IPV4) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 508 | .matchIPSrc(srcSubnet); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 509 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 510 | switch (networkType) { |
| 511 | case VXLAN: |
| 512 | sBuilder.matchTunnelId(Long.parseLong(segmentId)) |
| 513 | .matchEthDst(Constants.DEFAULT_GATEWAY_MAC); |
| 514 | break; |
| 515 | case VLAN: |
| 516 | sBuilder.matchVlanId(VlanId.vlanId(segmentId)) |
| 517 | .matchEthDst(MacAddress.valueOf(vlanPortMac(deviceId))); |
| 518 | break; |
| 519 | default: |
| 520 | final String error = String.format( |
| 521 | ERR_UNSUPPORTED_NET_TYPE + "%s", |
| 522 | networkType.toString()); |
| 523 | throw new IllegalStateException(error); |
| 524 | } |
| 525 | |
| 526 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 527 | .setEthDst(Constants.DEFAULT_GATEWAY_MAC); |
| 528 | |
| 529 | if (networkType.equals(NetworkType.VLAN)) { |
| 530 | tBuilder.popVlan(); |
| 531 | } |
| 532 | |
| 533 | tBuilder.setOutput(PortNumber.CONTROLLER); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 534 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 535 | osFlowRuleService.setRule( |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 536 | appId, |
| 537 | deviceId, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 538 | sBuilder.build(), |
| 539 | tBuilder.build(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 540 | PRIORITY_EXTERNAL_ROUTING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 541 | Constants.GW_COMMON_TABLE, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 542 | install); |
| 543 | } |
| 544 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 545 | private String vlanPortMac(DeviceId deviceId) { |
| 546 | return deviceService.getPorts(deviceId).stream() |
| 547 | .filter(p -> p.annotations() |
| 548 | .value(PORT_NAME).equals(osNodeService.gatewayNode(deviceId).vlanPort().get()) && p.isEnabled()) |
| 549 | .findFirst().get().annotations().value(PORT_MAC); |
| 550 | } |
| 551 | |
| 552 | private void setRulesToGatewayWithDstIp(DeviceId deviceId, GroupId groupId, String segmentId, |
| 553 | IpAddress dstIp, NetworkMode networkMode, boolean install) { |
| 554 | TrafficSelector selector; |
| 555 | if (networkMode.equals(NetworkMode.VXLAN)) { |
| 556 | selector = DefaultTrafficSelector.builder() |
| 557 | .matchEthType(Ethernet.TYPE_IPV4) |
| 558 | .matchTunnelId(Long.valueOf(segmentId)) |
| 559 | .matchIPDst(dstIp.toIpPrefix()) |
| 560 | .build(); |
| 561 | } else { |
| 562 | selector = DefaultTrafficSelector.builder() |
| 563 | .matchEthType(Ethernet.TYPE_IPV4) |
| 564 | .matchVlanId(VlanId.vlanId(segmentId)) |
| 565 | .matchIPDst(dstIp.toIpPrefix()) |
| 566 | .build(); |
| 567 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 568 | |
| 569 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 570 | .group(groupId) |
| 571 | .build(); |
| 572 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 573 | osFlowRuleService.setRule( |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 574 | appId, |
| 575 | deviceId, |
| 576 | selector, |
| 577 | treatment, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 578 | PRIORITY_SWITCHING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame^] | 579 | ROUTING_TABLE, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 580 | install); |
| 581 | } |
| 582 | |
| 583 | private class InternalRouterEventListener implements OpenstackRouterListener { |
| 584 | |
| 585 | @Override |
| 586 | public boolean isRelevant(OpenstackRouterEvent event) { |
| 587 | // do not allow to proceed without leadership |
| 588 | NodeId leader = leadershipService.getLeader(appId.name()); |
| 589 | return Objects.equals(localNodeId, leader); |
| 590 | } |
| 591 | |
| 592 | // FIXME only one leader in the cluster should process |
| 593 | @Override |
| 594 | public void event(OpenstackRouterEvent event) { |
| 595 | switch (event.type()) { |
| 596 | case OPENSTACK_ROUTER_CREATED: |
| 597 | log.debug("Router(name:{}, ID:{}) is created", |
| 598 | event.subject().getName(), |
| 599 | event.subject().getId()); |
| 600 | eventExecutor.execute(() -> routerUpdated(event.subject())); |
| 601 | break; |
| 602 | case OPENSTACK_ROUTER_UPDATED: |
| 603 | log.debug("Router(name:{}, ID:{}) is updated", |
| 604 | event.subject().getName(), |
| 605 | event.subject().getId()); |
| 606 | eventExecutor.execute(() -> routerUpdated(event.subject())); |
| 607 | break; |
| 608 | case OPENSTACK_ROUTER_REMOVED: |
| 609 | log.debug("Router(name:{}, ID:{}) is removed", |
| 610 | event.subject().getName(), |
| 611 | event.subject().getId()); |
| 612 | break; |
| 613 | case OPENSTACK_ROUTER_INTERFACE_ADDED: |
| 614 | log.debug("Router interface {} added to router {}", |
| 615 | event.routerIface().getPortId(), |
| 616 | event.routerIface().getId()); |
| 617 | eventExecutor.execute(() -> routerIfaceAdded( |
| 618 | event.subject(), |
| 619 | event.routerIface())); |
| 620 | break; |
| 621 | case OPENSTACK_ROUTER_INTERFACE_UPDATED: |
| 622 | log.debug("Router interface {} on {} updated", |
| 623 | event.routerIface().getPortId(), |
| 624 | event.routerIface().getId()); |
| 625 | break; |
| 626 | case OPENSTACK_ROUTER_INTERFACE_REMOVED: |
| 627 | log.debug("Router interface {} removed from router {}", |
| 628 | event.routerIface().getPortId(), |
| 629 | event.routerIface().getId()); |
| 630 | eventExecutor.execute(() -> routerIfaceRemoved( |
| 631 | event.subject(), |
| 632 | event.routerIface())); |
| 633 | break; |
| 634 | case OPENSTACK_ROUTER_GATEWAY_ADDED: |
| 635 | case OPENSTACK_ROUTER_GATEWAY_REMOVED: |
| 636 | case OPENSTACK_FLOATING_IP_CREATED: |
| 637 | case OPENSTACK_FLOATING_IP_UPDATED: |
| 638 | case OPENSTACK_FLOATING_IP_REMOVED: |
| 639 | case OPENSTACK_FLOATING_IP_ASSOCIATED: |
| 640 | case OPENSTACK_FLOATING_IP_DISASSOCIATED: |
| 641 | default: |
| 642 | // do nothing for the other events |
| 643 | break; |
| 644 | } |
| 645 | } |
| 646 | } |
| 647 | |
| 648 | private class InternalNodeEventListener implements OpenstackNodeListener { |
| 649 | |
| 650 | @Override |
| 651 | public boolean isRelevant(OpenstackNodeEvent event) { |
| 652 | // do not allow to proceed without leadership |
| 653 | NodeId leader = leadershipService.getLeader(appId.name()); |
| 654 | return Objects.equals(localNodeId, leader); |
| 655 | } |
| 656 | |
| 657 | @Override |
| 658 | public void event(OpenstackNodeEvent event) { |
| 659 | OpenstackNode osNode = event.subject(); |
| 660 | |
| 661 | switch (event.type()) { |
| 662 | case COMPLETE: |
| 663 | case INCOMPLETE: |
| 664 | eventExecutor.execute(() -> { |
Hyunsun Moon | 0e058f2 | 2017-04-19 17:00:52 +0900 | [diff] [blame] | 665 | log.info("Reconfigure routers for {}", osNode.hostname()); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 666 | reconfigureRouters(); |
| 667 | }); |
| 668 | break; |
| 669 | case INIT: |
| 670 | case DEVICE_CREATED: |
| 671 | default: |
| 672 | break; |
| 673 | } |
| 674 | } |
| 675 | |
| 676 | private void reconfigureRouters() { |
| 677 | osRouterService.routers().forEach(osRouter -> { |
| 678 | routerUpdated(osRouter); |
| 679 | osRouterService.routerInterfaces(osRouter.getId()).forEach(iface -> { |
| 680 | routerIfaceAdded(osRouter, iface); |
| 681 | }); |
| 682 | }); |
| 683 | } |
| 684 | } |
| 685 | } |