--- /dev/null
+/*
+ * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.controller.protocol_plugin.openflow.internal;
+
+import java.util.Collections;
+import java.util.Dictionary;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentMap;
+import java.util.concurrent.CopyOnWriteArraySet;
+
+import org.apache.felix.dm.Component;
+import org.opendaylight.controller.protocol_plugin.openflow.IInventoryProvider;
+import org.opendaylight.controller.protocol_plugin.openflow.IInventoryShimInternalListener;
+import org.opendaylight.controller.protocol_plugin.openflow.core.IController;
+import org.opendaylight.controller.protocol_plugin.openflow.core.ISwitch;
+import org.opendaylight.controller.sal.core.Node;
+import org.opendaylight.controller.sal.core.NodeConnector;
+import org.opendaylight.controller.sal.core.Property;
+import org.opendaylight.controller.sal.core.UpdateType;
+import org.opendaylight.controller.sal.inventory.IPluginInInventoryService;
+import org.opendaylight.controller.sal.inventory.IPluginOutInventoryService;
+import org.opendaylight.controller.sal.utils.GlobalConstants;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * The class describes inventory service protocol plugin. One instance per
+ * container of the network. Each instance gets container specific inventory
+ * events from InventoryServiceShim. It interacts with SAL to pass inventory
+ * data to the upper application.
+ *
+ *
+ */
+public class InventoryService implements IInventoryShimInternalListener,
+ IPluginInInventoryService, IInventoryProvider {
+ protected static final Logger logger = LoggerFactory
+ .getLogger(InventoryService.class);
+ private final Set<IPluginOutInventoryService> pluginOutInventoryServices =
+ new CopyOnWriteArraySet<IPluginOutInventoryService>();
+ private IController controller = null;
+ private ConcurrentMap<Node, Map<String, Property>> nodeProps;
+ private ConcurrentMap<NodeConnector, Map<String, Property>> nodeConnectorProps;
+ private boolean isDefaultContainer = false;
+ private String containerName = null;
+
+ void setController(IController s) {
+ this.controller = s;
+ }
+
+ void unsetController(IController s) {
+ if (this.controller == s) {
+ this.controller = null;
+ }
+ }
+
+ /**
+ * Function called by the dependency manager when all the required
+ * dependencies are satisfied
+ *
+ */
+ @SuppressWarnings("rawtypes")
+ void init(Component c) {
+ logger.trace("INIT called!");
+
+ Dictionary props = c.getServiceProperties();
+ if (props != null) {
+ containerName = (String) props.get("containerName");
+ if (containerName != null) {
+ isDefaultContainer = containerName.equals(GlobalConstants.DEFAULT
+ .toString());
+ }
+ }
+
+ nodeProps = new ConcurrentHashMap<Node, Map<String, Property>>();
+ nodeConnectorProps = new ConcurrentHashMap<NodeConnector, Map<String, Property>>();
+ }
+
+ /**
+ * Function called by the dependency manager when at least one dependency
+ * become unsatisfied or when the component is shutting down because for
+ * example bundle is being stopped.
+ *
+ */
+ void destroy() {
+ logger.trace("DESTROY called!");
+ }
+
+ /**
+ * Function called by dependency manager after "init ()" is called and after
+ * the services provided by the class are registered in the service registry
+ *
+ */
+ void start() {
+ logger.trace("START called!");
+ }
+
+ /**
+ * Function called by the dependency manager before the services exported by
+ * the component are unregistered, this will be followed by a "destroy ()"
+ * calls
+ *
+ */
+ void stop() {
+ logger.trace("STOP called!");
+ pluginOutInventoryServices.clear();
+ }
+
+ public void setPluginOutInventoryServices(IPluginOutInventoryService service) {
+ logger.trace("Got a service set request {}", service);
+ if (this.pluginOutInventoryServices != null) {
+ this.pluginOutInventoryServices.add(service);
+ }
+ }
+
+ public void unsetPluginOutInventoryServices(
+ IPluginOutInventoryService service) {
+ logger.trace("Got a service UNset request");
+ if (this.pluginOutInventoryServices != null) {
+ this.pluginOutInventoryServices.remove(service);
+ }
+ }
+
+ /**
+ * Retrieve nodes from openflow
+ */
+ @Override
+ public ConcurrentMap<Node, Map<String, Property>> getNodeProps() {
+ logger.debug("getNodePros for container {}", containerName);
+ return nodeProps;
+ }
+
+ // nothing to return
+ @Override
+ public Set<Node> getConfiguredNotConnectedNodes() {
+ return Collections.emptySet();
+ }
+
+ @Override
+ public ConcurrentMap<NodeConnector, Map<String, Property>> getNodeConnectorProps(
+ Boolean refresh) {
+ if (nodeConnectorProps == null) {
+ return null;
+ }
+
+ if (isDefaultContainer && refresh) {
+ Map<Long, ISwitch> switches = controller.getSwitches();
+ for (ISwitch sw : switches.values()) {
+ Map<NodeConnector, Set<Property>> ncProps = InventoryServiceHelper
+ .OFSwitchToProps(sw);
+ for (Map.Entry<NodeConnector, Set<Property>> entry : ncProps
+ .entrySet()) {
+ updateNodeConnector(entry.getKey(), UpdateType.ADDED,
+ entry.getValue());
+ }
+ }
+ }
+
+ return nodeConnectorProps;
+ }
+
+ @Override
+ public void updateNodeConnector(NodeConnector nodeConnector,
+ UpdateType type, Set<Property> props) {
+ logger.trace("updateNodeConnector {} type {}", nodeConnector,
+ type.getName());
+ if (nodeConnectorProps == null) {
+ logger.trace("nodeConnectorProps is null");
+ return;
+ }
+
+ Map<String, Property> propMap = nodeConnectorProps.get(nodeConnector);
+ switch (type) {
+ case ADDED:
+ case CHANGED:
+ if (propMap == null) {
+ propMap = new HashMap<String, Property>();
+ }
+ if (props != null) {
+ for (Property prop : props) {
+ propMap.put(prop.getName(), prop);
+ }
+ }
+ nodeConnectorProps.put(nodeConnector, propMap);
+ break;
+ case REMOVED:
+ nodeConnectorProps.remove(nodeConnector);
+ break;
+ default:
+ return;
+ }
+
+ // update sal and discovery
+ for (IPluginOutInventoryService service : pluginOutInventoryServices) {
+ service.updateNodeConnector(nodeConnector, type, props);
+ }
+
+ }
+
+ private void addNode(Node node, Set<Property> props) {
+ if (nodeProps == null) {
+ return;
+ }
+
+ logger.trace("addNode: {} added, props: {} for container {}",
+ new Object[] { node, props, containerName });
+
+ // update local cache
+ Map<String, Property> propMap = nodeProps.get(node);
+ if (propMap == null) {
+ propMap = new HashMap<String, Property>();
+ }
+
+ if (props != null) {
+ for (Property prop : props) {
+ propMap.put(prop.getName(), prop);
+ }
+ }
+ nodeProps.put(node, propMap);
+
+ // update sal
+ for (IPluginOutInventoryService service : pluginOutInventoryServices) {
+ service.updateNode(node, UpdateType.ADDED, props);
+ }
+ }
+
+ private void removeNode(Node node) {
+ logger.trace("{} removed", node);
+ if (nodeProps == null) {
+ return;
+ }
+
+ // update local cache
+ nodeProps.remove(node);
+
+ Set<NodeConnector> removeSet = new HashSet<NodeConnector>();
+ for (NodeConnector nodeConnector : nodeConnectorProps.keySet()) {
+ if (nodeConnector.getNode().equals(node)) {
+ removeSet.add(nodeConnector);
+ }
+ }
+ for (NodeConnector nodeConnector : removeSet) {
+ nodeConnectorProps.remove(nodeConnector);
+ }
+
+ // update sal
+ for (IPluginOutInventoryService service : pluginOutInventoryServices) {
+ service.updateNode(node, UpdateType.REMOVED, null);
+ }
+ }
+
+ private void updateNode(Node node, Set<Property> properties) {
+ logger.trace("{} updated, props: {}", node, properties);
+ if ((nodeProps == null) || !nodeProps.containsKey(node) ||
+ (properties == null) || properties.isEmpty()) {
+ return;
+ }
+
+ // Update local cache with new properties
+ Set<Property> newProperties = new HashSet<Property>(properties.size());
+ Map<String, Property> propertyMap = nodeProps.get(node);
+ for (Property property : properties) {
+ String name = property.getName();
+ Property currentProperty = propertyMap.get(name);
+ if (!property.equals(currentProperty)) {
+ propertyMap.put(name, property);
+ newProperties.add(property);
+ }
+ }
+
+ // Update SAL if we got new properties
+ if (!newProperties.isEmpty()) {
+ for (IPluginOutInventoryService service : pluginOutInventoryServices) {
+ service.updateNode(node, UpdateType.CHANGED, newProperties);
+ }
+ }
+ }
+
+ @Override
+ public void updateNode(Node node, UpdateType type, Set<Property> props) {
+ switch (type) {
+ case ADDED:
+ addNode(node, props);
+ break;
+ case REMOVED:
+ removeNode(node);
+ break;
+ case CHANGED:
+ updateNode(node, props);
+ break;
+ default:
+ break;
+ }
+ }
+}
Code Review / controller.git / blobdiff