Daniel Park | c4d0640 | 2018-05-28 15:57:37 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018-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.openstacknetworking.impl; |
| 17 | |
| 18 | import org.apache.felix.scr.annotations.Activate; |
| 19 | import org.apache.felix.scr.annotations.Component; |
| 20 | import org.apache.felix.scr.annotations.Deactivate; |
| 21 | import org.apache.felix.scr.annotations.Modified; |
| 22 | import org.apache.felix.scr.annotations.Property; |
| 23 | import org.apache.felix.scr.annotations.Reference; |
| 24 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 25 | import org.onlab.util.Tools; |
| 26 | import org.onosproject.cfg.ComponentConfigService; |
| 27 | import org.onosproject.cluster.ClusterService; |
| 28 | import org.onosproject.cluster.LeadershipService; |
| 29 | import org.onosproject.cluster.NodeId; |
| 30 | import org.onosproject.core.ApplicationId; |
| 31 | import org.onosproject.core.CoreService; |
| 32 | import org.onosproject.mastership.MastershipService; |
| 33 | import org.onosproject.net.DeviceId; |
| 34 | import org.onosproject.net.device.DeviceService; |
| 35 | import org.onosproject.openstacknetworking.api.InstancePort; |
| 36 | import org.onosproject.openstacknetworking.api.InstancePortService; |
| 37 | import org.onosproject.openstacknetworking.api.OpenstackNetworkEvent; |
| 38 | import org.onosproject.openstacknetworking.api.OpenstackNetworkListener; |
| 39 | import org.onosproject.openstacknetworking.api.OpenstackNetworkService; |
| 40 | import org.onosproject.openstacknode.api.OpenstackNode; |
| 41 | import org.onosproject.openstacknode.api.OpenstackNodeService; |
| 42 | import org.onosproject.ovsdb.controller.OvsdbController; |
| 43 | import org.openstack4j.model.network.Port; |
| 44 | import org.openstack4j.model.network.State; |
| 45 | import org.osgi.service.component.ComponentContext; |
| 46 | import org.slf4j.Logger; |
| 47 | import org.slf4j.LoggerFactory; |
| 48 | |
| 49 | import java.util.Dictionary; |
| 50 | import java.util.Objects; |
| 51 | import java.util.Optional; |
| 52 | |
| 53 | import static org.onosproject.openstacknetworking.api.Constants.DIRECT; |
| 54 | import static org.onosproject.openstacknetworking.api.Constants.OPENSTACK_NETWORKING_APP_ID; |
| 55 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.getIntfNameFromPciAddress; |
| 56 | import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.COMPUTE; |
| 57 | |
| 58 | @Component(immediate = true) |
| 59 | public final class OpenStackSwitchingDirectPortProvider { |
| 60 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 61 | |
| 62 | private static final String OVSDB_PORT = "ovsdbPortNum"; |
| 63 | private static final int DEFAULT_OVSDB_PORT = 6640; |
| 64 | private static final String UNBOUND = "unbound"; |
| 65 | private static final String PORT_NAME = "portName"; |
| 66 | |
| 67 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 68 | protected CoreService coreService; |
| 69 | |
| 70 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 71 | protected OpenstackNetworkService osNetworkService; |
| 72 | |
| 73 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 74 | protected OpenstackNodeService osNodeService; |
| 75 | |
| 76 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 77 | protected LeadershipService leadershipService; |
| 78 | |
| 79 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 80 | protected ClusterService clusterService; |
| 81 | |
| 82 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 83 | protected OvsdbController ovsdbController; |
| 84 | |
| 85 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 86 | protected DeviceService deviceService; |
| 87 | |
| 88 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 89 | protected InstancePortService instancePortService; |
| 90 | |
| 91 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 92 | protected ComponentConfigService componentConfigService; |
| 93 | |
| 94 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 95 | protected MastershipService mastershipService; |
| 96 | |
| 97 | @Property(name = OVSDB_PORT, intValue = DEFAULT_OVSDB_PORT, |
| 98 | label = "OVSDB server listen port") |
| 99 | private int ovsdbPort = DEFAULT_OVSDB_PORT; |
| 100 | |
| 101 | private final OpenstackNetworkListener openstackNetworkListener = new InternalOpenstackNetworkListener(); |
| 102 | |
| 103 | private NodeId localNodeId; |
| 104 | private ApplicationId appId; |
| 105 | |
| 106 | @Activate |
| 107 | void activate() { |
| 108 | appId = coreService.registerApplication(OPENSTACK_NETWORKING_APP_ID); |
| 109 | localNodeId = clusterService.getLocalNode().id(); |
| 110 | leadershipService.runForLeadership(appId.name()); |
| 111 | osNetworkService.addListener(openstackNetworkListener); |
| 112 | componentConfigService.registerProperties(getClass()); |
| 113 | |
| 114 | log.info("Started"); |
| 115 | } |
| 116 | |
| 117 | @Deactivate |
| 118 | void deactivate() { |
| 119 | leadershipService.withdraw(appId.name()); |
| 120 | osNetworkService.removeListener(openstackNetworkListener); |
| 121 | componentConfigService.unregisterProperties(getClass(), false); |
| 122 | |
| 123 | log.info("Stopped"); |
| 124 | } |
| 125 | |
| 126 | |
| 127 | @Modified |
| 128 | protected void modified(ComponentContext context) { |
| 129 | Dictionary<?, ?> properties = context.getProperties(); |
| 130 | int updatedOvsdbPort = Tools.getIntegerProperty(properties, OVSDB_PORT); |
| 131 | if (!Objects.equals(updatedOvsdbPort, ovsdbPort)) { |
| 132 | ovsdbPort = updatedOvsdbPort; |
| 133 | } |
| 134 | |
| 135 | log.info("Modified"); |
| 136 | } |
| 137 | private void processPortAdded(Port port) { |
| 138 | if (!port.getvNicType().equals(DIRECT)) { |
| 139 | log.trace("processPortAdded skipped because of unsupported vNicType: {}", port.getvNicType()); |
| 140 | return; |
| 141 | } else if (!port.isAdminStateUp() || port.getVifType().equals(UNBOUND)) { |
| 142 | log.trace("processPortAdded skipped because of status: {}, adminStateUp: {}, vifType: {}", |
| 143 | port.getState(), port.isAdminStateUp(), port.getVifType()); |
| 144 | return; |
| 145 | } else { |
| 146 | InstancePort instancePort = instancePortService.instancePort(port.getId()); |
| 147 | //Skip this if the instance port for the port id is already created. |
| 148 | if (instancePort != null) { |
| 149 | return; |
| 150 | } |
| 151 | |
| 152 | Optional<OpenstackNode> osNode = osNodeService.completeNodes(COMPUTE).stream() |
| 153 | .filter(node -> node.hostname().equals(port.getHostId())) |
| 154 | .findAny(); |
| 155 | if (!osNode.isPresent()) { |
| 156 | log.error("processPortAdded failed because openstackNode doesn't exist that matches hostname {}", |
| 157 | port.getHostId()); |
| 158 | return; |
| 159 | } |
| 160 | log.trace("Retrieved openstackNode: {}", osNode.get().toString()); |
| 161 | |
| 162 | String intfName = getIntfNameFromPciAddress(port); |
| 163 | if (intfName == null) { |
| 164 | log.error("Failed to execute processPortAdded because of null interface name"); |
| 165 | return; |
| 166 | } |
| 167 | |
| 168 | log.trace("Retrieved interface name: {}", intfName); |
| 169 | |
| 170 | osNodeService.addVfPort(osNode.get(), intfName); |
| 171 | } |
| 172 | } |
| 173 | |
| 174 | private void processPortRemoved(Port port) { |
| 175 | if (!port.getvNicType().equals(DIRECT)) { |
| 176 | log.trace("processPortRemoved skipped because of unsupported vNicType: {}", port.getvNicType()); |
| 177 | return; |
| 178 | } else if (instancePortService.instancePort(port.getId()) == null) { |
| 179 | log.trace("processPortRemoved skipped because no instance port exist for portId: {}", port.getId()); |
| 180 | return; |
| 181 | } else { |
| 182 | InstancePort instancePort = instancePortService.instancePort(port.getId()); |
| 183 | if (instancePort == null) { |
| 184 | return; |
| 185 | } |
| 186 | DeviceId deviceId = instancePort.deviceId(); |
| 187 | if (deviceId == null) { |
| 188 | return; |
| 189 | } |
| 190 | OpenstackNode osNode = osNodeService.node(deviceId); |
| 191 | if (osNode == null) { |
| 192 | return; |
| 193 | } |
| 194 | |
| 195 | Optional<org.onosproject.net.Port> removedPort = deviceService.getPorts(deviceId).stream() |
| 196 | .filter(p -> Objects.equals(p.number(), instancePort.portNumber())) |
| 197 | .findAny(); |
| 198 | |
| 199 | if (!removedPort.isPresent()) { |
| 200 | log.error("Failed to execute processPortAdded because port number doesn't exist"); |
| 201 | return; |
| 202 | } |
| 203 | |
| 204 | String intfName = removedPort.get().annotations().value(PORT_NAME); |
| 205 | |
| 206 | if (intfName == null) { |
| 207 | log.error("Failed to execute processPortAdded because of null interface name"); |
| 208 | return; |
| 209 | } |
| 210 | log.trace("Retrieved interface name: {}", intfName); |
| 211 | |
| 212 | osNodeService.removeVfPort(osNode, intfName); |
| 213 | } |
| 214 | } |
| 215 | |
| 216 | private class InternalOpenstackNetworkListener implements OpenstackNetworkListener { |
| 217 | @Override |
| 218 | public boolean isRelevant(OpenstackNetworkEvent event) { |
| 219 | // do not allow to proceed without leadership |
| 220 | NodeId leader = leadershipService.getLeader(appId.name()); |
| 221 | if (!Objects.equals(localNodeId, leader)) { |
| 222 | return false; |
| 223 | } |
| 224 | return true; |
| 225 | } |
| 226 | |
| 227 | @Override |
| 228 | public void event(OpenstackNetworkEvent event) { |
| 229 | switch (event.type()) { |
| 230 | case OPENSTACK_PORT_UPDATED: |
| 231 | if (event.port().getState() == State.DOWN) { |
| 232 | processPortRemoved(event.port()); |
| 233 | } else { |
| 234 | processPortAdded(event.port()); |
| 235 | } |
| 236 | break; |
| 237 | case OPENSTACK_PORT_REMOVED: |
| 238 | processPortRemoved(event.port()); |
| 239 | break; |
| 240 | default: |
| 241 | break; |
| 242 | |
| 243 | } |
| 244 | } |
| 245 | } |
| 246 | } |