2 * Copyright (C) 2013 Red Hat, Inc.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.ovsdb.openstack.netvirt;
10 import java.util.List;
12 import org.opendaylight.neutron.spi.NeutronNetwork;
13 import org.opendaylight.ovsdb.openstack.netvirt.api.*;
14 import org.opendaylight.ovsdb.openstack.netvirt.impl.NeutronL3Adapter;
15 import org.opendaylight.ovsdb.utils.servicehelper.ServiceHelper;
16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAugmentation;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbNodeAugmentation;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbTerminationPointAugmentation;
19 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
20 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
21 import org.opendaylight.yangtools.yang.binding.DataObject;
22 import org.osgi.framework.BundleContext;
23 import org.osgi.framework.ServiceReference;
24 import org.slf4j.Logger;
25 import org.slf4j.LoggerFactory;
28 * @author Madhu Venugopal
29 * @author Brent Salisbury
31 * @author Sam Hague (shague@redhat.com)
33 public class SouthboundHandler extends AbstractHandler
34 implements ConfigInterface, NodeCacheListener, OvsdbInventoryListener {
35 static final Logger logger = LoggerFactory.getLogger(SouthboundHandler.class);
37 // The implementation for each of these services is resolved by the OSGi Service Manager
38 private volatile ConfigurationService configurationService;
39 private volatile BridgeConfigurationManager bridgeConfigurationManager;
40 private volatile TenantNetworkManager tenantNetworkManager;
41 private volatile NetworkingProviderManager networkingProviderManager;
42 private volatile NeutronL3Adapter neutronL3Adapter;
43 private volatile NodeCacheManager nodeCacheManager;
44 private volatile OvsdbInventoryService ovsdbInventoryService;
45 private volatile Southbound southbound;
47 private SouthboundEvent.Type ovsdbTypeToSouthboundEventType(OvsdbType ovsdbType) {
48 SouthboundEvent.Type type = SouthboundEvent.Type.NODE;
52 type = SouthboundEvent.Type.NODE;
55 type = SouthboundEvent.Type.BRIDGE;
58 type = SouthboundEvent.Type.PORT;
61 type = SouthboundEvent.Type.CONTROLLER;
64 type = SouthboundEvent.Type.OPENVSWITCH;
67 logger.warn("Invalid OvsdbType: {}", ovsdbType);
74 public void ovsdbUpdate(Node node, DataObject resourceAugmentationData, OvsdbType ovsdbType, Action action) {
75 logger.info("ovsdbUpdate: {} - {} - <<{}>> <<{}>>", ovsdbType, action, node, resourceAugmentationData);
76 enqueueEvent(new SouthboundEvent(node, resourceAugmentationData,
77 ovsdbTypeToSouthboundEventType(ovsdbType), action));
80 private void handleInterfaceUpdate (Node node, OvsdbTerminationPointAugmentation tp) {
81 logger.debug("handleInterfaceUpdate <{}> <{}>", node, tp);
82 NeutronNetwork network = tenantNetworkManager.getTenantNetwork(tp);
83 if (network != null && !network.getRouterExternal()) {
84 logger.trace("handleInterfaceUpdate <{}> <{}> network: {}", node, tp, network.getNetworkUUID());
85 if (bridgeConfigurationManager.createLocalNetwork(node, network)) {
86 networkingProviderManager.getProvider(node).handleInterfaceUpdate(network, node, tp);
89 logger.debug("No tenant network found on node: <{}> for interface: <{}>", node, tp);
91 neutronL3Adapter.handleInterfaceEvent(node, tp, network, Action.UPDATE);
94 private void handleInterfaceDelete (Node node, OvsdbTerminationPointAugmentation intf,
95 boolean isLastInstanceOnNode, NeutronNetwork network) {
96 logger.debug("handleInterfaceDelete: node: <{}>, isLastInstanceOnNode: {}, interface: <{}>",
97 node, isLastInstanceOnNode, intf);
99 neutronL3Adapter.handleInterfaceEvent(node, intf, network, Action.DELETE);
100 List<String> phyIfName = bridgeConfigurationManager.getAllPhysicalInterfaceNames(node);
101 if (isInterfaceOfInterest(intf, phyIfName)) {
102 // delete tunnel or physical interfaces
103 networkingProviderManager.getProvider(node).handleInterfaceDelete(network.getProviderNetworkType(),
104 network, node, intf, isLastInstanceOnNode);
105 } else if (network != null) {
106 // vlan doesn't need a tunnel endpoint
107 if (!network.getProviderNetworkType().equalsIgnoreCase(NetworkHandler.NETWORK_TYPE_VLAN)) {
108 if (configurationService.getTunnelEndPoint(node) == null) {
109 logger.error("Tunnel end-point configuration missing. Please configure it in OpenVSwitch Table");
113 networkingProviderManager.getProvider(node).handleInterfaceDelete(network.getProviderNetworkType(),
114 network, node, intf, isLastInstanceOnNode);
119 public void triggerUpdates() {
120 logger.info("triggerUpdates");
121 List<Node> ovsdbNodes = southbound.readOvsdbTopologyNodes();
122 for (Node node : ovsdbNodes) {
123 ovsdbUpdate(node, node.getAugmentation(OvsdbNodeAugmentation.class),
124 OvsdbInventoryListener.OvsdbType.NODE, Action.ADD);
128 private void processPortDelete(Node node, OvsdbTerminationPointAugmentation ovsdbTerminationPointAugmentation,
130 logger.debug("processPortDelete <{}> <{}>", node, ovsdbTerminationPointAugmentation);
131 NeutronNetwork network = null;
132 if (context == null) {
133 network = tenantNetworkManager.getTenantNetwork(ovsdbTerminationPointAugmentation);
135 network = (NeutronNetwork)context;
137 List<String> phyIfName = bridgeConfigurationManager.getAllPhysicalInterfaceNames(node);
138 if (isInterfaceOfInterest(ovsdbTerminationPointAugmentation, phyIfName)) {
139 if (network != null) {
140 this.handleInterfaceDelete(node, ovsdbTerminationPointAugmentation, false, network);
142 logger.warn("processPortDelete: network was null, ignoring update");
144 } else if (network != null && !network.getRouterExternal()) {
145 logger.debug("Network {}: Delete interface {} attached to bridge {}", network.getNetworkUUID(),
146 ovsdbTerminationPointAugmentation.getInterfaceUuid(), node.getNodeId());
148 OvsdbBridgeAugmentation ovsdbBridgeAugmentation = southbound.getBridge(node);
149 if (ovsdbBridgeAugmentation != null) {
150 List<TerminationPoint> terminationPoints = node.getTerminationPoint();
151 if (!terminationPoints.isEmpty()){
152 boolean isLastInstanceOnNode = true;
153 for (TerminationPoint terminationPoint : terminationPoints) {
154 OvsdbTerminationPointAugmentation tpAugmentation =
155 terminationPoint.getAugmentation( OvsdbTerminationPointAugmentation.class);
156 if (tpAugmentation.getInterfaceUuid().equals(
157 ovsdbTerminationPointAugmentation.getInterfaceUuid())) {
160 NeutronNetwork neutronNetwork = tenantNetworkManager.getTenantNetwork(tpAugmentation);
161 if (neutronNetwork != null && neutronNetwork.equals(network)) {
162 isLastInstanceOnNode = false;
166 this.handleInterfaceDelete(node, ovsdbTerminationPointAugmentation,
167 isLastInstanceOnNode, network);
170 } catch (Exception e) {
171 logger.error("Error fetching Interface Rows for node " + node, e);
176 private boolean isInterfaceOfInterest(OvsdbTerminationPointAugmentation terminationPoint, List<String> phyIfName) {
177 logger.trace("SouthboundHandler#isInterfaceOfInterest: Interface : {}", terminationPoint);
179 if(terminationPoint.getInterfaceType() == null){
180 // This is OK since eth ports don't have an interface type
181 logger.info("No type found for the interface : {}", terminationPoint);
184 return (MdsalHelper.createOvsdbInterfaceType(
185 terminationPoint.getInterfaceType()).equals(NetworkHandler.NETWORK_TYPE_VXLAN)
187 MdsalHelper.createOvsdbInterfaceType(
188 terminationPoint.getInterfaceType()).equals(NetworkHandler.NETWORK_TYPE_GRE)
190 phyIfName.contains(terminationPoint.getName()));
194 * Notification about an OpenFlow Node
196 * @param node the {@link Node Node} of interest in the notification
197 * @param action the {@link Action}
198 * @see NodeCacheListener#notifyNode
201 public void notifyNode (Node node, Action action) {
202 logger.info("notifyNode: action: {}, Node <{}>", action, node);
204 if (action.equals(Action.ADD)) {
205 if (southbound.getBridge(node) != null) {
206 networkingProviderManager.getProvider(node).initializeOFFlowRules(node);
214 * @param abstractEvent the {@link org.opendaylight.ovsdb.openstack.netvirt.AbstractEvent} event to be handled.
215 * @see org.opendaylight.ovsdb.openstack.netvirt.api.EventDispatcher
218 public void processEvent(AbstractEvent abstractEvent) {
219 if (!(abstractEvent instanceof SouthboundEvent)) {
220 logger.error("processEvent: Unable to process abstract event {}", abstractEvent);
223 SouthboundEvent ev = (SouthboundEvent) abstractEvent;
224 logger.trace("processEvent: {}", ev);
225 switch (ev.getType()) {
227 processOvsdbNodeEvent(ev);
231 processBridgeEvent(ev);
235 processPortEvent(ev);
239 processOpenVSwitchEvent(ev);
243 logger.warn("Unable to process type " + ev.getType() +
244 " action " + ev.getAction() + " for node " + ev.getNode());
249 private void processOvsdbNodeEvent(SouthboundEvent ev) {
250 switch (ev.getAction()) {
252 processOvsdbNodeCreate(ev.getNode(), (OvsdbNodeAugmentation) ev.getAugmentationData());
255 processOvsdbNodeUpdate(ev.getNode(), (OvsdbNodeAugmentation) ev.getAugmentationData());
258 processOvsdbNodeDelete(ev.getNode(), (OvsdbNodeAugmentation) ev.getAugmentationData());
263 private void processOvsdbNodeCreate(Node node, OvsdbNodeAugmentation ovsdbNode) {
264 logger.info("processOvsdbNodeCreate <{}> <{}>", node, ovsdbNode);
265 nodeCacheManager.nodeAdded(node);
266 bridgeConfigurationManager.prepareNode(node);
269 private void processOvsdbNodeUpdate(Node node, OvsdbNodeAugmentation ovsdbNode) {
270 logger.info("processOvsdbNodeUpdate <{}> <{}>", node, ovsdbNode);
271 nodeCacheManager.nodeAdded(node);
274 private void processOvsdbNodeDelete(Node node, OvsdbNodeAugmentation ovsdbNode) {
275 logger.info("processOvsdbNodeDelete <{}> <{}>", node, ovsdbNode);
276 nodeCacheManager.nodeRemoved(node);
278 * I don't think we want to do this yet
279 InstanceIdentifier<Node> bridgeNodeIid =
280 MdsalHelper.createInstanceIdentifier(ovsdbNode.getConnectionInfo(),
281 Constants.INTEGRATION_BRIDGE);
282 southbound.delete(LogicalDatastoreType.CONFIGURATION, bridgeNodeIid);
286 private void processPortEvent(SouthboundEvent ev) {
287 switch (ev.getAction()) {
290 processPortUpdate(ev.getNode(), (OvsdbTerminationPointAugmentation) ev.getAugmentationData());
293 processPortDelete(ev.getNode(), (OvsdbTerminationPointAugmentation) ev.getAugmentationData(), null);
298 private void processPortUpdate(Node node, OvsdbTerminationPointAugmentation port) {
299 logger.debug("processPortUpdate <{}> <{}>", node, port);
300 NeutronNetwork network = tenantNetworkManager.getTenantNetwork(port);
301 if (network != null && !network.getRouterExternal()) {
302 this.handleInterfaceUpdate(node, port);
306 private void processOpenVSwitchEvent(SouthboundEvent ev) {
307 switch (ev.getAction()) {
310 processOpenVSwitchUpdate(ev.getNode());
317 private void processOpenVSwitchUpdate(Node node) {
318 logger.debug("processOpenVSwitchUpdate {}", node);
319 // TODO this node might be the OvsdbNode and not have termination points
320 // Would need to change listener or grab tp nodes in here.
321 List<TerminationPoint> terminationPoints = southbound.extractTerminationPoints(node);
322 for (TerminationPoint terminationPoint : terminationPoints) {
323 processPortUpdate(node, terminationPoint.getAugmentation(OvsdbTerminationPointAugmentation.class));
327 private void processBridgeEvent(SouthboundEvent ev) {
328 switch (ev.getAction()) {
330 processBridgeCreate(ev.getNode(), (OvsdbBridgeAugmentation) ev.getAugmentationData());
333 processBridgeUpdate(ev.getNode(), (OvsdbBridgeAugmentation) ev.getAugmentationData());
336 processBridgeDelete(ev.getNode(), (OvsdbBridgeAugmentation) ev.getAugmentationData());
341 private boolean isMainBridge(Node node, OvsdbBridgeAugmentation bridge) {
343 String nodeIdStr = node.getNodeId().getValue();
344 String bridgeName = nodeIdStr.substring(nodeIdStr.lastIndexOf('/') + 1);
345 List<TerminationPoint> terminationPoints = southbound.extractTerminationPoints(node);
346 if (terminationPoints != null && terminationPoints.size() == 1) {
348 OvsdbTerminationPointAugmentation port = southbound.extractTerminationPointAugmentation(node, bridgeName);
350 String datapathId = southbound.getDatapathId(bridge);
351 // Having a datapathId means the ovsdb node has connected to ODL
352 if (datapathId != null) {
355 logger.info("datapathId not found");
361 private void processBridgeCreate(Node node, OvsdbBridgeAugmentation bridge) {
362 logger.debug("processBridgeCreate <{}> <{}>", node, bridge);
363 String datapathId = southbound.getDatapathId(bridge);
364 // Having a datapathId means the ovsdb node has connected to ODL
365 if (datapathId != null) {
366 nodeCacheManager.nodeAdded(node);
368 logger.info("processBridgeCreate datapathId not found");
372 private void processBridgeUpdate(Node node, OvsdbBridgeAugmentation bridge) {
373 logger.debug("processBridgeUpdate <{}> <{}>", node, bridge);
374 String datapathId = southbound.getDatapathId(bridge);
375 // Having a datapathId means the ovsdb node has connected to ODL
376 if (datapathId != null) {
377 nodeCacheManager.nodeAdded(node);
379 logger.info("processBridgeUpdate datapathId not found");
383 private void processBridgeDelete(Node node, OvsdbBridgeAugmentation bridge) {
384 logger.debug("processBridgeDelete: Delete bridge from config data store: <{}> <{}>",
386 nodeCacheManager.nodeRemoved(node);
388 // Not sure if we want to do this yet
389 southbound.deleteBridge(node);
393 public void setDependencies(BundleContext bundleContext, ServiceReference serviceReference) {
394 configurationService =
395 (ConfigurationService) ServiceHelper.getGlobalInstance(ConfigurationService.class, this);
396 networkingProviderManager =
397 (NetworkingProviderManager) ServiceHelper.getGlobalInstance(NetworkingProviderManager.class, this);
398 tenantNetworkManager =
399 (TenantNetworkManager) ServiceHelper.getGlobalInstance(TenantNetworkManager.class, this);
400 bridgeConfigurationManager =
401 (BridgeConfigurationManager) ServiceHelper.getGlobalInstance(BridgeConfigurationManager.class, this);
403 (NodeCacheManager) ServiceHelper.getGlobalInstance(NodeCacheManager.class, this);
404 nodeCacheManager.cacheListenerAdded(
405 bundleContext.getServiceReference(OvsdbInventoryListener.class.getName()), this);
407 (NeutronL3Adapter) ServiceHelper.getGlobalInstance(NeutronL3Adapter.class, this);
409 (Southbound) ServiceHelper.getGlobalInstance(Southbound.class, this);
411 (EventDispatcher) ServiceHelper.getGlobalInstance(EventDispatcher.class, this);
412 eventDispatcher.eventHandlerAdded(
413 bundleContext.getServiceReference(OvsdbInventoryListener.class.getName()), this);
414 ovsdbInventoryService =
415 (OvsdbInventoryService) ServiceHelper.getGlobalInstance(OvsdbInventoryService.class, this);
416 ovsdbInventoryService.listenerAdded(this);
420 public void setDependencies(Object impl) {}