Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2021-present Open Networking Foundation |
| 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.kubevirtnetworking.impl; |
| 17 | |
| 18 | import org.onosproject.cluster.ClusterService; |
| 19 | import org.onosproject.cluster.LeadershipService; |
| 20 | import org.onosproject.core.ApplicationId; |
| 21 | import org.onosproject.core.CoreService; |
| 22 | import org.onosproject.kubevirtnetworking.api.KubevirtFlowRuleService; |
| 23 | import org.onosproject.kubevirtnode.api.KubevirtNode; |
| 24 | import org.onosproject.kubevirtnode.api.KubevirtNodeService; |
| 25 | import org.onosproject.mastership.MastershipService; |
| 26 | import org.onosproject.net.DeviceId; |
| 27 | import org.onosproject.net.Port; |
| 28 | import org.onosproject.net.PortNumber; |
| 29 | import org.onosproject.net.device.DeviceEvent; |
| 30 | import org.onosproject.net.device.DeviceListener; |
| 31 | import org.onosproject.net.device.DeviceService; |
| 32 | import org.onosproject.net.driver.DriverService; |
| 33 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 34 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 35 | import org.onosproject.net.flow.TrafficSelector; |
| 36 | import org.onosproject.net.flow.TrafficTreatment; |
| 37 | import org.osgi.service.component.annotations.Activate; |
| 38 | import org.osgi.service.component.annotations.Component; |
| 39 | import org.osgi.service.component.annotations.Deactivate; |
| 40 | import org.osgi.service.component.annotations.Reference; |
| 41 | import org.osgi.service.component.annotations.ReferenceCardinality; |
| 42 | import org.slf4j.Logger; |
| 43 | |
| 44 | import java.util.Set; |
| 45 | import java.util.concurrent.ExecutorService; |
| 46 | import java.util.stream.Collectors; |
| 47 | |
| 48 | import static java.util.concurrent.Executors.newSingleThreadExecutor; |
| 49 | import static org.onlab.util.Tools.groupedThreads; |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 50 | import static org.onosproject.kubevirtnetworking.api.Constants.ACL_INGRESS_TABLE; |
| 51 | import static org.onosproject.kubevirtnetworking.api.Constants.ARP_TABLE; |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 52 | import static org.onosproject.kubevirtnetworking.api.Constants.KUBEVIRT_NETWORKING_APP_ID; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 53 | import static org.onosproject.kubevirtnetworking.api.Constants.PRIORITY_FORWARDING_RULE; |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 54 | import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.structurePortName; |
| 55 | import static org.onosproject.kubevirtnode.api.Constants.INTEGRATION_TO_PHYSICAL_PREFIX; |
| 56 | import static org.onosproject.net.AnnotationKeys.PORT_NAME; |
| 57 | import static org.slf4j.LoggerFactory.getLogger; |
| 58 | |
| 59 | /** |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 60 | * Populates switching flow rules on OVS for the provider network (underlay). |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 61 | */ |
| 62 | @Component(immediate = true) |
| 63 | public class KubevirtSwitchingPhysicalHandler { |
| 64 | private final Logger log = getLogger(getClass()); |
| 65 | |
| 66 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 67 | protected CoreService coreService; |
| 68 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 69 | protected MastershipService mastershipService; |
| 70 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 71 | protected DeviceService deviceService; |
| 72 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 73 | protected DriverService driverService; |
| 74 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 75 | protected ClusterService clusterService; |
| 76 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 77 | protected LeadershipService leadershipService; |
| 78 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 79 | protected KubevirtFlowRuleService flowRuleService; |
| 80 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 81 | protected KubevirtNodeService nodeService; |
| 82 | |
| 83 | private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| 84 | groupedThreads(this.getClass().getSimpleName(), "event-handler")); |
| 85 | private final InternalDeviceListener internalDeviceListener = new InternalDeviceListener(); |
| 86 | private ApplicationId appId; |
| 87 | |
| 88 | @Activate |
| 89 | protected void activate() { |
| 90 | appId = coreService.registerApplication(KUBEVIRT_NETWORKING_APP_ID); |
| 91 | deviceService.addListener(internalDeviceListener); |
| 92 | log.info("Started"); |
| 93 | } |
| 94 | |
| 95 | @Deactivate |
| 96 | protected void deactivate() { |
| 97 | eventExecutor.shutdown(); |
| 98 | deviceService.removeListener(internalDeviceListener); |
| 99 | log.info("Stopped"); |
| 100 | } |
| 101 | |
| 102 | private boolean containsPhyPatchPort(KubevirtNode node, Port port) { |
| 103 | Set<String> intPatchPorts = node.phyIntfs().stream() |
| 104 | .map(pi -> structurePortName(INTEGRATION_TO_PHYSICAL_PREFIX |
| 105 | + pi.network())).collect(Collectors.toSet()); |
| 106 | String portName = port.annotations().value(PORT_NAME); |
| 107 | return intPatchPorts.contains(portName); |
| 108 | } |
| 109 | |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 110 | private void setIngressRuleForPatchPort(DeviceId deviceId, |
| 111 | PortNumber portNumber, |
| 112 | boolean install) { |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 113 | TrafficSelector.Builder selector = DefaultTrafficSelector.builder() |
| 114 | .matchInPort(portNumber); |
| 115 | |
| 116 | TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder() |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 117 | .transition(ACL_INGRESS_TABLE); |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 118 | |
| 119 | flowRuleService.setRule( |
| 120 | appId, |
| 121 | deviceId, |
| 122 | selector.build(), |
| 123 | treatment.build(), |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 124 | PRIORITY_FORWARDING_RULE, |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 125 | ARP_TABLE, |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 126 | install); |
| 127 | } |
| 128 | |
| 129 | private class InternalDeviceListener implements DeviceListener { |
| 130 | |
| 131 | @Override |
| 132 | public boolean isRelevant(DeviceEvent event) { |
| 133 | Port port = event.port(); |
| 134 | if (port == null) { |
| 135 | return false; |
| 136 | } |
| 137 | |
| 138 | KubevirtNode node = nodeService.node(event.subject().id()); |
| 139 | if (node == null) { |
| 140 | return false; |
| 141 | } |
| 142 | |
| 143 | return containsPhyPatchPort(node, port); |
| 144 | } |
| 145 | |
| 146 | private boolean isRelevantHelper(DeviceEvent event) { |
| 147 | return mastershipService.isLocalMaster(event.subject().id()); |
| 148 | } |
| 149 | |
| 150 | @Override |
| 151 | public void event(DeviceEvent event) { |
| 152 | log.info("Device event occurred with type {}", event.type()); |
| 153 | |
| 154 | switch (event.type()) { |
| 155 | case PORT_ADDED: |
| 156 | case PORT_UPDATED: |
| 157 | eventExecutor.execute(() -> processPortAddition(event)); |
| 158 | break; |
| 159 | case PORT_REMOVED: |
| 160 | eventExecutor.execute(() -> processPortRemoval(event)); |
| 161 | break; |
| 162 | default: |
| 163 | break; |
| 164 | } |
| 165 | } |
| 166 | |
| 167 | private void processPortAddition(DeviceEvent event) { |
| 168 | if (!isRelevantHelper(event)) { |
| 169 | return; |
| 170 | } |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 171 | setIngressRuleForPatchPort(event.subject().id(), |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 172 | event.port().number(), true); |
| 173 | } |
| 174 | private void processPortRemoval(DeviceEvent event) { |
| 175 | if (!isRelevantHelper(event)) { |
| 176 | return; |
| 177 | } |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 178 | setIngressRuleForPatchPort(event.subject().id(), |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 179 | event.port().number(), false); |
| 180 | } |
| 181 | } |
| 182 | } |