+++ /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.sal.connector.remoterpc;
-
-import static com.google.common.base.Preconditions.checkState;
-
-import java.util.Collection;
-import java.util.Collections;
-import java.util.HashSet;
-import java.util.Map;
-import java.util.Set;
-
-import org.opendaylight.controller.md.sal.common.api.routing.RouteChange;
-import org.opendaylight.controller.md.sal.common.api.routing.RouteChangeListener;
-import org.opendaylight.controller.sal.connector.api.RpcRouter;
-import org.opendaylight.controller.sal.connector.remoterpc.api.RoutingTable;
-import org.opendaylight.controller.sal.connector.remoterpc.api.RoutingTableException;
-import org.opendaylight.controller.sal.connector.remoterpc.api.SystemException;
-import org.opendaylight.controller.sal.connector.remoterpc.dto.RouteIdentifierImpl;
-import org.opendaylight.controller.sal.core.api.Broker.ProviderSession;
-import org.opendaylight.controller.sal.core.api.Provider;
-import org.opendaylight.controller.sal.core.api.RoutedRpcDefaultImplementation;
-import org.opendaylight.controller.sal.core.api.RpcImplementation;
-import org.opendaylight.controller.sal.core.api.RpcProvisionRegistry;
-import org.opendaylight.controller.sal.core.api.RpcRegistrationListener;
-import org.opendaylight.controller.sal.core.api.RpcRoutingContext;
-import org.opendaylight.yangtools.yang.common.QName;
-import org.opendaylight.yangtools.yang.common.RpcResult;
-import org.opendaylight.yangtools.yang.data.api.CompositeNode;
-import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
-import org.osgi.framework.BundleContext;
-import org.osgi.util.tracker.ServiceTracker;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import com.google.common.base.Optional;
-import com.google.common.util.concurrent.ListenableFuture;
-
-public class RemoteRpcProvider implements
- RpcImplementation,
- RoutedRpcDefaultImplementation,
- AutoCloseable,
- Provider {
-
- private final Logger _logger = LoggerFactory.getLogger(RemoteRpcProvider.class);
-
- private final ServerImpl server;
- private final ClientImpl client;
- private RoutingTableProvider routingTableProvider;
- private final RpcListener listener = new RpcListener();
- private final RoutedRpcListener routeChangeListener = new RoutedRpcListener();
- private ProviderSession brokerSession;
- private RpcProvisionRegistry rpcProvisionRegistry;
- private BundleContext context;
- private ServiceTracker<?, ?> clusterTracker;
-
- public RemoteRpcProvider(ServerImpl server, ClientImpl client) {
- this.server = server;
- this.client = client;
- }
-
- public void setRoutingTableProvider(RoutingTableProvider provider) {
- this.routingTableProvider = provider;
- client.setRoutingTableProvider(provider);
- }
-
- public void setContext(BundleContext context){
- this.context = context;
- }
-
- public void setRpcProvisionRegistry(RpcProvisionRegistry rpcProvisionRegistry){
- this.rpcProvisionRegistry = rpcProvisionRegistry;
- }
-
- @Override
- public void onSessionInitiated(ProviderSession session) {
- brokerSession = session;
- server.setBrokerSession(session);
- start();
- }
-
- @Override
- public Set<QName> getSupportedRpcs() {
- //TODO: Ask Tony if we need to get this from routing table
- return Collections.emptySet();
- }
-
- @Override
- public Collection<ProviderFunctionality> getProviderFunctionality() {
- // TODO Auto-generated method stub
- return null;
- }
-
- @Override
- public ListenableFuture<RpcResult<CompositeNode>> invokeRpc(QName rpc, CompositeNode input) {
- return client.invokeRpc(rpc, input);
- }
-
- @Override
- public ListenableFuture<RpcResult<CompositeNode>> invokeRpc(QName rpc, InstanceIdentifier identifier, CompositeNode input) {
- return client.invokeRpc(rpc, identifier, input);
- }
-
- public void start() {
- server.start();
- client.start();
- brokerSession.addRpcRegistrationListener(listener);
- rpcProvisionRegistry.setRoutedRpcDefaultDelegate(this);
- rpcProvisionRegistry.registerRouteChangeListener(routeChangeListener);
-
- announceSupportedRpcs();
- announceSupportedRoutedRpcs();
- }
-
- @Override
- public void close() throws Exception {
- unregisterSupportedRpcs();
- unregisterSupportedRoutedRpcs();
- server.close();
- client.close();
- }
-
- public void stop() {
- server.stop();
- client.stop();
- }
-
- /**
- * Add all the locally registered RPCs in the clustered routing table
- */
- private void announceSupportedRpcs(){
- Set<QName> currentlySupported = brokerSession.getSupportedRpcs();
- for (QName rpc : currentlySupported) {
- listener.onRpcImplementationAdded(rpc);
- }
- }
-
- /**
- * Add all the locally registered Routed RPCs in the clustered routing table
- */
- private void announceSupportedRoutedRpcs(){
-
- //TODO: announce all routed RPCs as well
-
- }
-
- /**
- * Un-Register all the supported RPCs from clustered routing table
- */
- private void unregisterSupportedRpcs(){
- Set<QName> currentlySupported = brokerSession.getSupportedRpcs();
- //TODO: remove all routed RPCs as well
- for (QName rpc : currentlySupported) {
- listener.onRpcImplementationRemoved(rpc);
- }
- }
-
- /**
- * Un-Register all the locally supported Routed RPCs from clustered routing table
- */
- private void unregisterSupportedRoutedRpcs(){
-
- //TODO: remove all routed RPCs as well
-
- }
-
- private RoutingTable<RpcRouter.RouteIdentifier<?, ?, ?>, String> getRoutingTable(){
- Optional<RoutingTable<RpcRouter.RouteIdentifier<?, ?, ?>, String>> routingTable =
- routingTableProvider.getRoutingTable();
-
- checkState(routingTable.isPresent(), "Routing table is null");
-
- return routingTable.get();
- }
-
- /**
- * Listener for rpc registrations in broker
- */
- private class RpcListener implements RpcRegistrationListener {
-
- @Override
- public void onRpcImplementationAdded(QName rpc) {
-
- _logger.debug("Adding registration for [{}]", rpc);
- RouteIdentifierImpl routeId = new RouteIdentifierImpl();
- routeId.setType(rpc);
-
- RoutingTable<RpcRouter.RouteIdentifier<?, ?, ?>, String> routingTable = getRoutingTable();
-
- try {
- routingTable.addGlobalRoute(routeId, server.getServerAddress());
- _logger.debug("Route added [{}-{}]", routeId, server.getServerAddress());
-
- } catch (RoutingTableException | SystemException e) {
- //TODO: This can be thrown when route already exists in the table. Broker
- //needs to handle this.
- _logger.error("Unhandled exception while adding global route to routing table [{}]", e);
-
- }
- }
-
- @Override
- public void onRpcImplementationRemoved(QName rpc) {
-
- _logger.debug("Removing registration for [{}]", rpc);
- RouteIdentifierImpl routeId = new RouteIdentifierImpl();
- routeId.setType(rpc);
-
- RoutingTable<RpcRouter.RouteIdentifier<?, ?, ?>, String> routingTable = getRoutingTable();
-
- try {
- routingTable.removeGlobalRoute(routeId);
- } catch (RoutingTableException | SystemException e) {
- _logger.error("Route delete failed {}", e);
- }
- }
- }
-
- /**
- * Listener for Routed Rpc registrations in broker
- */
- private class RoutedRpcListener
- implements RouteChangeListener<RpcRoutingContext, InstanceIdentifier> {
-
- /**
- *
- * @param routeChange
- */
- @Override
- public void onRouteChange(RouteChange<RpcRoutingContext, InstanceIdentifier> routeChange) {
- Map<RpcRoutingContext, Set<InstanceIdentifier>> announcements = routeChange.getAnnouncements();
- announce(getRouteIdentifiers(announcements));
-
- Map<RpcRoutingContext, Set<InstanceIdentifier>> removals = routeChange.getRemovals();
- remove(getRouteIdentifiers(removals));
- }
-
- /**
- *
- * @param announcements
- */
- private void announce(Set<RpcRouter.RouteIdentifier<?, ?, ?>> announcements) {
- _logger.debug("Announcing [{}]", announcements);
- RoutingTable<RpcRouter.RouteIdentifier<?, ?, ?>, String> routingTable = getRoutingTable();
- try {
- routingTable.addRoutes(announcements, server.getServerAddress());
- } catch (RoutingTableException | SystemException e) {
- _logger.error("Route announcement failed {}", e);
- }
- }
-
- /**
- *
- * @param removals
- */
- private void remove(Set<RpcRouter.RouteIdentifier<?, ?, ?>> removals){
- _logger.debug("Removing [{}]", removals);
- RoutingTable<RpcRouter.RouteIdentifier<?, ?, ?>, String> routingTable = getRoutingTable();
- try {
- routingTable.removeRoutes(removals, server.getServerAddress());
- } catch (RoutingTableException | SystemException e) {
- _logger.error("Route removal failed {}", e);
- }
- }
-
- /**
- *
- * @param changes
- * @return
- */
- private Set<RpcRouter.RouteIdentifier<?, ?, ?>> getRouteIdentifiers(Map<RpcRoutingContext, Set<InstanceIdentifier>> changes) {
- RouteIdentifierImpl routeId = null;
- Set<RpcRouter.RouteIdentifier<?, ?, ?>> routeIdSet = new HashSet<>();
-
- for (RpcRoutingContext context : changes.keySet()){
- routeId = new RouteIdentifierImpl();
- routeId.setType(context.getRpc());
- //routeId.setContext(context.getContext());
-
- for (InstanceIdentifier instanceId : changes.get(context)){
- routeId.setRoute(instanceId);
- routeIdSet.add(routeId);
- }
- }
- return routeIdSet;
- }
-
- }
-}
Code Review / controller.git / blobdiff