sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame] | 2 | * Copyright 2017-present Open Networking Foundation |
sangho | dbee233 | 2017-05-18 09:59:16 +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 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; |
Jian Li | a077817 | 2018-07-16 22:50:19 +0900 | [diff] [blame] | 25 | import org.onosproject.cluster.ClusterService; |
| 26 | import org.onosproject.cluster.LeadershipService; |
| 27 | import org.onosproject.cluster.NodeId; |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 28 | import org.onosproject.core.ApplicationId; |
| 29 | import org.onosproject.core.CoreService; |
| 30 | import org.onosproject.net.DeviceId; |
| 31 | import org.onosproject.net.flow.DefaultFlowRule; |
| 32 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 33 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 34 | import org.onosproject.net.flow.FlowRule; |
| 35 | import org.onosproject.net.flow.FlowRuleOperations; |
| 36 | import org.onosproject.net.flow.FlowRuleOperationsContext; |
| 37 | import org.onosproject.net.flow.FlowRuleService; |
| 38 | import org.onosproject.net.flow.TrafficSelector; |
| 39 | import org.onosproject.net.flow.TrafficTreatment; |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 40 | import org.onosproject.openstacknetworking.api.Constants; |
| 41 | import org.onosproject.openstacknetworking.api.OpenstackFlowRuleService; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 42 | import org.onosproject.openstacknode.api.OpenstackNode; |
| 43 | import org.onosproject.openstacknode.api.OpenstackNodeEvent; |
| 44 | import org.onosproject.openstacknode.api.OpenstackNodeListener; |
| 45 | import org.onosproject.openstacknode.api.OpenstackNodeService; |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 46 | import org.slf4j.Logger; |
| 47 | |
Jian Li | a077817 | 2018-07-16 22:50:19 +0900 | [diff] [blame] | 48 | import java.util.Objects; |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 49 | import java.util.concurrent.ExecutorService; |
| 50 | import java.util.concurrent.Executors; |
| 51 | |
| 52 | import static org.onlab.util.Tools.groupedThreads; |
| 53 | import static org.onosproject.openstacknetworking.api.Constants.OPENSTACK_NETWORKING_APP_ID; |
Jian Li | a077817 | 2018-07-16 22:50:19 +0900 | [diff] [blame] | 54 | import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.COMPUTE; |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 55 | import static org.slf4j.LoggerFactory.getLogger; |
| 56 | |
| 57 | /** |
| 58 | * Sets flow rules directly using FlowRuleService. |
| 59 | */ |
| 60 | @Service |
| 61 | @Component(immediate = true) |
| 62 | public class OpenstackFlowRuleManager implements OpenstackFlowRuleService { |
| 63 | |
| 64 | private final Logger log = getLogger(getClass()); |
| 65 | |
| 66 | private static final int DROP_PRIORITY = 0; |
| 67 | private static final int HIGH_PRIORITY = 30000; |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 68 | private static final int TIMEOUT_SNAT_RULE = 60; |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 69 | |
| 70 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 71 | protected FlowRuleService flowRuleService; |
| 72 | |
| 73 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 74 | protected CoreService coreService; |
| 75 | |
| 76 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Jian Li | a077817 | 2018-07-16 22:50:19 +0900 | [diff] [blame] | 77 | protected ClusterService clusterService; |
| 78 | |
| 79 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 80 | protected LeadershipService leadershipService; |
| 81 | |
| 82 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 83 | protected OpenstackNodeService osNodeService; |
| 84 | |
| 85 | private final ExecutorService deviceEventExecutor = |
Jian Li | a077817 | 2018-07-16 22:50:19 +0900 | [diff] [blame] | 86 | Executors.newSingleThreadExecutor(groupedThreads( |
| 87 | getClass().getSimpleName(), "device-event")); |
| 88 | private final OpenstackNodeListener internalNodeListener = |
| 89 | new InternalOpenstackNodeListener(); |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 90 | |
| 91 | private ApplicationId appId; |
Jian Li | a077817 | 2018-07-16 22:50:19 +0900 | [diff] [blame] | 92 | private NodeId localNodeId; |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 93 | |
| 94 | @Activate |
| 95 | protected void activate() { |
| 96 | appId = coreService.registerApplication(OPENSTACK_NETWORKING_APP_ID); |
| 97 | coreService.registerApplication(OPENSTACK_NETWORKING_APP_ID); |
| 98 | osNodeService.addListener(internalNodeListener); |
Jian Li | a077817 | 2018-07-16 22:50:19 +0900 | [diff] [blame] | 99 | localNodeId = clusterService.getLocalNode().id(); |
| 100 | leadershipService.runForLeadership(appId.name()); |
| 101 | osNodeService.completeNodes(COMPUTE) |
sangho | c395d0f | 2017-07-11 10:05:25 +0900 | [diff] [blame] | 102 | .forEach(node -> initializePipeline(node.intgBridge())); |
| 103 | |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 104 | log.info("Started"); |
| 105 | } |
| 106 | |
| 107 | @Deactivate |
| 108 | protected void deactivate() { |
| 109 | osNodeService.removeListener(internalNodeListener); |
Jian Li | a077817 | 2018-07-16 22:50:19 +0900 | [diff] [blame] | 110 | leadershipService.withdraw(appId.name()); |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 111 | deviceEventExecutor.shutdown(); |
| 112 | |
| 113 | log.info("Stopped"); |
| 114 | } |
| 115 | |
| 116 | @Override |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 117 | public void setRule(ApplicationId appId, |
Jian Li | a077817 | 2018-07-16 22:50:19 +0900 | [diff] [blame] | 118 | DeviceId deviceId, |
| 119 | TrafficSelector selector, |
| 120 | TrafficTreatment treatment, |
| 121 | int priority, |
| 122 | int tableType, |
| 123 | boolean install) { |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 124 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 125 | FlowRule.Builder flowRuleBuilder = DefaultFlowRule.builder() |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 126 | .forDevice(deviceId) |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 127 | .withSelector(selector) |
| 128 | .withTreatment(treatment) |
| 129 | .withPriority(priority) |
| 130 | .fromApp(appId) |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 131 | .forTable(tableType); |
| 132 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 133 | if (priority == Constants.PRIORITY_SNAT_RULE) { |
| 134 | flowRuleBuilder.makeTemporary(TIMEOUT_SNAT_RULE); |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 135 | } else { |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 136 | flowRuleBuilder.makePermanent(); |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 137 | } |
| 138 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 139 | applyRule(flowRuleBuilder.build(), install); |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 140 | } |
| 141 | |
sangho | 3dd2a8b | 2017-07-19 15:54:31 +0900 | [diff] [blame] | 142 | @Override |
| 143 | public void connectTables(DeviceId deviceId, int fromTable, int toTable) { |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 144 | TrafficSelector.Builder selector = DefaultTrafficSelector.builder(); |
| 145 | TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder(); |
| 146 | |
| 147 | treatment.transition(toTable); |
| 148 | |
| 149 | FlowRule flowRule = DefaultFlowRule.builder() |
| 150 | .forDevice(deviceId) |
| 151 | .withSelector(selector.build()) |
| 152 | .withTreatment(treatment.build()) |
| 153 | .withPriority(DROP_PRIORITY) |
| 154 | .fromApp(appId) |
| 155 | .makePermanent() |
| 156 | .forTable(fromTable) |
| 157 | .build(); |
| 158 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 159 | applyRule(flowRule, true); |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 160 | } |
| 161 | |
sangho | 3dd2a8b | 2017-07-19 15:54:31 +0900 | [diff] [blame] | 162 | @Override |
| 163 | public void setUpTableMissEntry(DeviceId deviceId, int table) { |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 164 | TrafficSelector.Builder selector = DefaultTrafficSelector.builder(); |
| 165 | TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder(); |
| 166 | |
| 167 | treatment.drop(); |
| 168 | |
| 169 | FlowRule flowRule = DefaultFlowRule.builder() |
| 170 | .forDevice(deviceId) |
| 171 | .withSelector(selector.build()) |
| 172 | .withTreatment(treatment.build()) |
| 173 | .withPriority(DROP_PRIORITY) |
| 174 | .fromApp(appId) |
| 175 | .makePermanent() |
| 176 | .forTable(table) |
| 177 | .build(); |
| 178 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 179 | applyRule(flowRule, true); |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 180 | } |
| 181 | |
Jian Li | a077817 | 2018-07-16 22:50:19 +0900 | [diff] [blame] | 182 | private void applyRule(FlowRule flowRule, boolean install) { |
| 183 | FlowRuleOperations.Builder flowOpsBuilder = FlowRuleOperations.builder(); |
| 184 | |
| 185 | flowOpsBuilder = install ? flowOpsBuilder.add(flowRule) : flowOpsBuilder.remove(flowRule); |
| 186 | |
| 187 | flowRuleService.apply(flowOpsBuilder.build(new FlowRuleOperationsContext() { |
| 188 | @Override |
| 189 | public void onSuccess(FlowRuleOperations ops) { |
| 190 | log.debug("Provisioned vni or forwarding table"); |
| 191 | } |
| 192 | |
| 193 | @Override |
| 194 | public void onError(FlowRuleOperations ops) { |
| 195 | log.debug("Failed to provision vni or forwarding table"); |
| 196 | } |
| 197 | })); |
| 198 | } |
| 199 | |
| 200 | protected void initializePipeline(DeviceId deviceId) { |
| 201 | // for inbound table transition |
| 202 | connectTables(deviceId, Constants.STAT_INBOUND_TABLE, Constants.VTAP_INBOUND_TABLE); |
| 203 | connectTables(deviceId, Constants.VTAP_INBOUND_TABLE, Constants.DHCP_ARP_TABLE); |
| 204 | |
| 205 | // for vTag and ACL table transition |
| 206 | connectTables(deviceId, Constants.DHCP_ARP_TABLE, Constants.VTAG_TABLE); |
| 207 | connectTables(deviceId, Constants.VTAG_TABLE, Constants.ACL_TABLE); |
| 208 | connectTables(deviceId, Constants.ACL_TABLE, Constants.JUMP_TABLE); |
| 209 | |
| 210 | // for JUMP table transition |
| 211 | // we need JUMP table for bypassing routing table which contains large |
| 212 | // amount of flow rules which might cause performance degradation during |
| 213 | // table lookup |
| 214 | setupJumpTable(deviceId); |
| 215 | |
| 216 | // for outbound table transition |
| 217 | connectTables(deviceId, Constants.STAT_OUTBOUND_TABLE, Constants.VTAP_OUTBOUND_TABLE); |
| 218 | connectTables(deviceId, Constants.VTAP_OUTBOUND_TABLE, Constants.FORWARDING_TABLE); |
| 219 | |
| 220 | // for FLAT outbound table transition |
| 221 | connectTables(deviceId, Constants.STAT_FLAT_OUTBOUND_TABLE, Constants.VTAP_FLAT_OUTBOUND_TABLE); |
| 222 | connectTables(deviceId, Constants.VTAP_FLAT_OUTBOUND_TABLE, Constants.FLAT_TABLE); |
| 223 | } |
| 224 | |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 225 | private void setupJumpTable(DeviceId deviceId) { |
| 226 | TrafficSelector.Builder selector = DefaultTrafficSelector.builder(); |
| 227 | TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder(); |
| 228 | |
| 229 | selector.matchEthDst(Constants.DEFAULT_GATEWAY_MAC); |
| 230 | treatment.transition(Constants.ROUTING_TABLE); |
| 231 | |
| 232 | FlowRule flowRule = DefaultFlowRule.builder() |
| 233 | .forDevice(deviceId) |
| 234 | .withSelector(selector.build()) |
| 235 | .withTreatment(treatment.build()) |
| 236 | .withPriority(HIGH_PRIORITY) |
| 237 | .fromApp(appId) |
| 238 | .makePermanent() |
| 239 | .forTable(Constants.JUMP_TABLE) |
| 240 | .build(); |
| 241 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 242 | applyRule(flowRule, true); |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 243 | |
| 244 | selector = DefaultTrafficSelector.builder(); |
| 245 | treatment = DefaultTrafficTreatment.builder(); |
| 246 | |
Jian Li | 8abf2fe | 2018-06-12 18:42:30 +0900 | [diff] [blame] | 247 | treatment.transition(Constants.STAT_OUTBOUND_TABLE); |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 248 | |
| 249 | flowRule = DefaultFlowRule.builder() |
| 250 | .forDevice(deviceId) |
| 251 | .withSelector(selector.build()) |
| 252 | .withTreatment(treatment.build()) |
| 253 | .withPriority(DROP_PRIORITY) |
| 254 | .fromApp(appId) |
| 255 | .makePermanent() |
| 256 | .forTable(Constants.JUMP_TABLE) |
| 257 | .build(); |
| 258 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 259 | applyRule(flowRule, true); |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 260 | } |
| 261 | |
| 262 | private class InternalOpenstackNodeListener implements OpenstackNodeListener { |
| 263 | |
| 264 | @Override |
Jian Li | a077817 | 2018-07-16 22:50:19 +0900 | [diff] [blame] | 265 | public boolean isRelevant(OpenstackNodeEvent event) { |
| 266 | // do not allow to proceed without leadership |
| 267 | NodeId leader = leadershipService.getLeader(appId.name()); |
| 268 | return Objects.equals(localNodeId, leader) && |
| 269 | event.subject().type().equals(COMPUTE); |
| 270 | } |
| 271 | |
| 272 | @Override |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 273 | public void event(OpenstackNodeEvent event) { |
| 274 | OpenstackNode osNode = event.subject(); |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 275 | |
| 276 | switch (event.type()) { |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 277 | case OPENSTACK_NODE_COMPLETE: |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 278 | deviceEventExecutor.execute(() -> { |
| 279 | log.info("COMPLETE node {} is detected", osNode.hostname()); |
Jian Li | a077817 | 2018-07-16 22:50:19 +0900 | [diff] [blame] | 280 | initializePipeline(osNode.intgBridge()); |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 281 | }); |
| 282 | break; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 283 | case OPENSTACK_NODE_CREATED: |
| 284 | case OPENSTACK_NODE_UPDATED: |
| 285 | case OPENSTACK_NODE_REMOVED: |
| 286 | case OPENSTACK_NODE_INCOMPLETE: |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 287 | default: |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 288 | // do nothing |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 289 | break; |
| 290 | } |
| 291 | } |
sangho | dbee233 | 2017-05-18 09:59:16 +0900 | [diff] [blame] | 292 | } |
| 293 | } |