/*
- * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
+ * Copyright (c) 2015 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,
package org.opendaylight.controller.messagebus.app.impl;
+import com.google.common.base.Optional;
+import com.google.common.util.concurrent.Futures;
+
+import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.Future;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
import org.opendaylight.controller.md.sal.binding.api.DataChangeListener;
+import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
+import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
-import org.opendaylight.controller.mdsal.DataStore;
+import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
+import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.RpcRegistration;
+import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
+import org.opendaylight.yang.gen.v1.urn.cisco.params.xml.ns.yang.messagebus.eventaggregator.rev141202.CreateTopicInput;
+import org.opendaylight.yang.gen.v1.urn.cisco.params.xml.ns.yang.messagebus.eventaggregator.rev141202.CreateTopicOutput;
+import org.opendaylight.yang.gen.v1.urn.cisco.params.xml.ns.yang.messagebus.eventaggregator.rev141202.CreateTopicOutputBuilder;
+import org.opendaylight.yang.gen.v1.urn.cisco.params.xml.ns.yang.messagebus.eventaggregator.rev141202.DestroyTopicInput;
+import org.opendaylight.yang.gen.v1.urn.cisco.params.xml.ns.yang.messagebus.eventaggregator.rev141202.EventAggregatorService;
+import org.opendaylight.yang.gen.v1.urn.cisco.params.xml.ns.yang.messagebus.eventaggregator.rev141202.NotificationPattern;
+import org.opendaylight.yang.gen.v1.urn.cisco.params.xml.ns.yang.messagebus.eventsource.rev141202.EventSourceService;
import org.opendaylight.yang.gen.v1.urn.cisco.params.xml.ns.yang.messagebus.eventsource.rev141202.Node1;
import org.opendaylight.yang.gen.v1.urn.cisco.params.xml.ns.yang.messagebus.eventsource.rev141202.Node1Builder;
import org.opendaylight.yang.gen.v1.urn.cisco.params.xml.ns.yang.messagebus.eventsource.rev141202.TopologyTypes1;
import org.opendaylight.yang.gen.v1.urn.cisco.params.xml.ns.yang.messagebus.eventsource.rev141202.TopologyTypes1Builder;
import org.opendaylight.yang.gen.v1.urn.cisco.params.xml.ns.yang.messagebus.eventsource.rev141202.topology.event.source.type.TopologyEventSource;
import org.opendaylight.yang.gen.v1.urn.cisco.params.xml.ns.yang.messagebus.eventsource.rev141202.topology.event.source.type.TopologyEventSourceBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeContext;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
+import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.TopologyTypes;
import org.opendaylight.yangtools.concepts.ListenerRegistration;
+import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
+import org.opendaylight.yangtools.yang.common.RpcResult;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
+import java.util.regex.Pattern;
-public class EventSourceTopology {
- private static final Logger LOGGER = LoggerFactory.getLogger(EventSourceTopology.class);
+public class EventSourceTopology implements EventAggregatorService, AutoCloseable {
+ private static final Logger LOG = LoggerFactory.getLogger(EventSourceTopology.class);
- private static final String topologyId = "EVENT-SOURCE-TOPOLOGY" ;
- private static final TopologyKey topologyKey = new TopologyKey(new TopologyId(topologyId));
- private static final LogicalDatastoreType datastoreType = LogicalDatastoreType.OPERATIONAL;
+ private static final String TOPOLOGY_ID = "EVENT-SOURCE-TOPOLOGY" ;
+ private static final TopologyKey EVENT_SOURCE_TOPOLOGY_KEY = new TopologyKey(new TopologyId(TOPOLOGY_ID));
+ private static final LogicalDatastoreType OPERATIONAL = LogicalDatastoreType.OPERATIONAL;
- private static final InstanceIdentifier<Topology> topologyInstanceIdentifier =
+ private static final InstanceIdentifier<Topology> EVENT_SOURCE_TOPOLOGY_PATH =
InstanceIdentifier.create(NetworkTopology.class)
- .child(Topology.class, topologyKey);
+ .child(Topology.class, EVENT_SOURCE_TOPOLOGY_KEY);
- private static final InstanceIdentifier<TopologyTypes1> topologyTypeInstanceIdentifier =
- topologyInstanceIdentifier
+ private static final InstanceIdentifier<TopologyTypes1> TOPOLOGY_TYPE_PATH =
+ EVENT_SOURCE_TOPOLOGY_PATH
.child(TopologyTypes.class)
.augmentation(TopologyTypes1.class);
- private static final InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang
- .network.topology.rev131021.network.topology.topology.Node> eventSourceTopologyPath =
- InstanceIdentifier.create(NetworkTopology.class)
- .child(Topology.class)
- .child(org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang
- .network.topology.rev131021.network.topology.topology.Node.class);
-
private final Map<DataChangeListener, ListenerRegistration<DataChangeListener>> registrations =
new ConcurrentHashMap<>();
- private final DataStore dataStore;
+ private final DataBroker dataBroker;
+ private final RpcRegistration<EventAggregatorService> aggregatorRpcReg;
+ private final EventSourceService eventSourceService;
+ private final RpcProviderRegistry rpcRegistry;
+ private final ExecutorService executorService;
+
+ public EventSourceTopology(final DataBroker dataBroker, final RpcProviderRegistry rpcRegistry) {
+ this.dataBroker = dataBroker;
+ this.executorService = Executors.newCachedThreadPool();
+ this.rpcRegistry = rpcRegistry;
+ aggregatorRpcReg = rpcRegistry.addRpcImplementation(EventAggregatorService.class, this);
+ eventSourceService = rpcRegistry.getRpcService(EventSourceService.class);
+
+ final TopologyEventSource topologySource = new TopologyEventSourceBuilder().build();
+ final TopologyTypes1 topologyTypeAugment = new TopologyTypes1Builder().setTopologyEventSource(topologySource).build();
+ putData(OPERATIONAL, TOPOLOGY_TYPE_PATH, topologyTypeAugment);
+ }
+
+ private <T extends DataObject> void putData(final LogicalDatastoreType store,
+ final InstanceIdentifier<T> path, final T data) {
- public EventSourceTopology(DataStore dataStore) {
- this.dataStore = dataStore;
+ final WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
+ tx.put(store, path, data, true);
+ tx.submit();
}
- public void mdsalReady() {
- TopologyEventSource topologySource = new TopologyEventSourceBuilder().build();
- TopologyTypes1 topologyTypeAugment = new TopologyTypes1Builder().setTopologyEventSource(topologySource).build();
+ private void insert(final KeyedInstanceIdentifier<Node, NodeKey> sourcePath, final Node node) {
+ final NodeKey nodeKey = node.getKey();
+ final InstanceIdentifier<Node1> augmentPath = sourcePath.augmentation(Node1.class);
+ final Node1 nodeAgument = new Node1Builder().setEventSourceNode(new NodeId(nodeKey.getNodeId().getValue())).build();
+ putData(OPERATIONAL, augmentPath, nodeAgument);
+ }
- dataStore.asyncPUT(datastoreType, topologyTypeInstanceIdentifier, topologyTypeAugment);
+ private void notifyExistingNodes(final Pattern nodeIdPatternRegex, final EventSourceTopic eventSourceTopic){
+ executorService.execute(new NotifyAllNodeExecutor(dataBroker, nodeIdPatternRegex, eventSourceTopic));
}
- public void insert(Node node) {
- String nodeId = node.getKey().getId().getValue();
- NodeKey nodeKey = new NodeKey(new NodeId(nodeId));
- InstanceIdentifier<Node1> topologyNodeAugment
- = topologyInstanceIdentifier
- .child(org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang
- .network.topology.rev131021.network.topology.topology.Node.class, nodeKey)
- .augmentation(Node1.class);
-
- Node1 nodeAgument = new Node1Builder().setEventSourceNode(node.getId()).build();
- dataStore.asyncPUT(datastoreType, topologyNodeAugment, nodeAgument);
+ @Override
+ public Future<RpcResult<CreateTopicOutput>> createTopic(final CreateTopicInput input) {
+ LOG.info("Received Topic creation request: NotificationPattern -> {}, NodeIdPattern -> {}",
+ input.getNotificationPattern(),
+ input.getNodeIdPattern());
+
+ final NotificationPattern notificationPattern = new NotificationPattern(input.getNotificationPattern());
+ final String nodeIdPattern = input.getNodeIdPattern().getValue();
+ final Pattern nodeIdPatternRegex = Pattern.compile(Util.wildcardToRegex(nodeIdPattern));
+ final EventSourceTopic eventSourceTopic = new EventSourceTopic(notificationPattern, input.getNodeIdPattern().getValue(), eventSourceService);
+
+ registerTopic(eventSourceTopic);
+
+ notifyExistingNodes(nodeIdPatternRegex, eventSourceTopic);
+
+ final CreateTopicOutput cto = new CreateTopicOutputBuilder()
+ .setTopicId(eventSourceTopic.getTopicId())
+ .build();
+
+ return Util.resultFor(cto);
+ }
+
+ @Override
+ public Future<RpcResult<Void>> destroyTopic(final DestroyTopicInput input) {
+ return Futures.immediateFailedFuture(new UnsupportedOperationException("Not Implemented"));
}
- // TODO: Should we expose this functioanlity over RPC?
- public List<org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang
- .network.topology.rev131021.network.topology.topology.Node> snapshot() {
- Topology topology = dataStore.read(datastoreType, topologyInstanceIdentifier);
- return topology.getNode();
+ @Override
+ public void close() {
+ aggregatorRpcReg.close();
}
- public void registerDataChangeListener(DataChangeListener listener) {
- ListenerRegistration<DataChangeListener> listenerRegistration = dataStore.registerDataChangeListener(datastoreType,
- eventSourceTopologyPath,
+ public void registerTopic(final EventSourceTopic listener) {
+ final ListenerRegistration<DataChangeListener> listenerRegistration = dataBroker.registerDataChangeListener(OPERATIONAL,
+ EVENT_SOURCE_TOPOLOGY_PATH,
listener,
DataBroker.DataChangeScope.SUBTREE);
registrations.put(listener, listenerRegistration);
}
+
+ public void register(final Node node, final NetconfEventSource netconfEventSource) {
+ final KeyedInstanceIdentifier<Node, NodeKey> sourcePath = EVENT_SOURCE_TOPOLOGY_PATH.child(Node.class, node.getKey());
+ rpcRegistry.addRoutedRpcImplementation(EventSourceService.class, netconfEventSource)
+ .registerPath(NodeContext.class, sourcePath);
+ insert(sourcePath,node);
+ // FIXME: Return registration object.
+ }
+
+ private class NotifyAllNodeExecutor implements Runnable {
+
+ private final EventSourceTopic topic;
+ private final DataBroker dataBroker;
+ private final Pattern nodeIdPatternRegex;
+
+ public NotifyAllNodeExecutor(final DataBroker dataBroker, final Pattern nodeIdPatternRegex, final EventSourceTopic topic) {
+ this.topic = topic;
+ this.dataBroker = dataBroker;
+ this.nodeIdPatternRegex = nodeIdPatternRegex;
+ }
+
+ @Override
+ public void run() {
+ //# Code reader note: Context of Node type is NetworkTopology
+ final List<Node> nodes = snapshot();
+ for (final Node node : nodes) {
+ if (nodeIdPatternRegex.matcher(node.getNodeId().getValue()).matches()) {
+ topic.notifyNode(EVENT_SOURCE_TOPOLOGY_PATH.child(Node.class, node.getKey()));
+ }
+ }
+ }
+
+ private List<Node> snapshot() {
+ try (ReadOnlyTransaction tx = dataBroker.newReadOnlyTransaction();) {
+
+ final Optional<Topology> data = tx.read(OPERATIONAL, EVENT_SOURCE_TOPOLOGY_PATH).checkedGet();
+
+ if(data.isPresent()) {
+ final List<Node> nodeList = data.get().getNode();
+ if(nodeList != null) {
+ return nodeList;
+ }
+ }
+ return Collections.emptyList();
+ } catch (final ReadFailedException e) {
+ LOG.error("Unable to retrieve node list.", e);
+ return Collections.emptyList();
+ }
+ }
+ }
}
Code Review / controller.git / blobdiff