2 * Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
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
9 package org.opendaylight.netconf.topology.singleton.impl;
11 import akka.actor.ActorRef;
12 import akka.actor.ActorSystem;
13 import akka.dispatch.OnComplete;
14 import akka.pattern.Patterns;
15 import akka.util.Timeout;
16 import com.google.common.base.Function;
17 import com.google.common.util.concurrent.CheckedFuture;
18 import com.google.common.util.concurrent.Futures;
19 import com.google.common.util.concurrent.SettableFuture;
20 import java.util.Collection;
21 import javax.annotation.Nonnull;
22 import javax.annotation.Nullable;
23 import org.opendaylight.controller.md.sal.dom.api.DOMRpcAvailabilityListener;
24 import org.opendaylight.controller.md.sal.dom.api.DOMRpcException;
25 import org.opendaylight.controller.md.sal.dom.api.DOMRpcResult;
26 import org.opendaylight.controller.md.sal.dom.api.DOMRpcService;
27 import org.opendaylight.controller.md.sal.dom.spi.DefaultDOMRpcResult;
28 import org.opendaylight.netconf.sal.connect.util.RemoteDeviceId;
29 import org.opendaylight.netconf.topology.singleton.impl.utils.ClusteringRpcException;
30 import org.opendaylight.netconf.topology.singleton.messages.NormalizedNodeMessage;
31 import org.opendaylight.netconf.topology.singleton.messages.SchemaPathMessage;
32 import org.opendaylight.netconf.topology.singleton.messages.rpc.InvokeRpcMessage;
33 import org.opendaylight.netconf.topology.singleton.messages.rpc.InvokeRpcMessageReply;
34 import org.opendaylight.netconf.topology.singleton.messages.transactions.EmptyResultResponse;
35 import org.opendaylight.yangtools.concepts.ListenerRegistration;
36 import org.opendaylight.yangtools.yang.common.RpcError;
37 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
38 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
39 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
40 import org.slf4j.Logger;
41 import org.slf4j.LoggerFactory;
42 import scala.concurrent.Future;
44 public class ProxyDOMRpcService implements DOMRpcService {
46 private static final Logger LOG = LoggerFactory.getLogger(NetconfTopologyManager.class);
48 private final ActorRef masterActorRef;
49 private final ActorSystem actorSystem;
50 private final RemoteDeviceId id;
51 private final Timeout actorResponseWaitTime;
53 public ProxyDOMRpcService(final ActorSystem actorSystem, final ActorRef masterActorRef,
54 final RemoteDeviceId remoteDeviceId, final Timeout actorResponseWaitTime) {
55 this.actorSystem = actorSystem;
56 this.masterActorRef = masterActorRef;
58 this.actorResponseWaitTime = actorResponseWaitTime;
63 public CheckedFuture<DOMRpcResult, DOMRpcException> invokeRpc(@Nonnull final SchemaPath type,
64 @Nullable final NormalizedNode<?, ?> input) {
65 LOG.trace("{}: Rpc operation invoked with schema type: {} and node: {}.", id, type, input);
67 final NormalizedNodeMessage normalizedNodeMessage =
68 new NormalizedNodeMessage(YangInstanceIdentifier.EMPTY, input);
69 final Future<Object> scalaFuture =
70 Patterns.ask(masterActorRef,
71 new InvokeRpcMessage(new SchemaPathMessage(type), normalizedNodeMessage),
72 actorResponseWaitTime);
74 final SettableFuture<DOMRpcResult> settableFuture = SettableFuture.create();
76 final CheckedFuture<DOMRpcResult, DOMRpcException> checkedFuture = Futures.makeChecked(settableFuture,
77 new Function<Exception, DOMRpcException>() {
81 public DOMRpcException apply(@Nullable final Exception exception) {
82 return new ClusteringRpcException(id + ": Exception during remote rpc invocation.",
87 scalaFuture.onComplete(new OnComplete<Object>() {
89 public void onComplete(final Throwable failure, final Object success) throws Throwable {
90 if (failure != null) {
91 settableFuture.setException(failure);
94 if (success instanceof Throwable) {
95 settableFuture.setException((Throwable) success);
98 if (success instanceof EmptyResultResponse || success == null) {
99 settableFuture.set(null);
102 final Collection<RpcError> errors = ((InvokeRpcMessageReply) success).getRpcErrors();
103 final NormalizedNodeMessage normalizedNodeMessageResult =
104 ((InvokeRpcMessageReply) success).getNormalizedNodeMessage();
105 final DOMRpcResult result;
106 if (normalizedNodeMessageResult == null ){
107 result = new DefaultDOMRpcResult(errors);
109 if (errors == null) {
110 result = new DefaultDOMRpcResult(normalizedNodeMessageResult.getNode());
112 result = new DefaultDOMRpcResult(normalizedNodeMessageResult.getNode(), errors);
115 settableFuture.set(result);
117 }, actorSystem.dispatcher());
119 return checkedFuture;
125 public <T extends DOMRpcAvailabilityListener> ListenerRegistration<T> registerRpcListener(
126 @Nonnull final T listener) {
128 throw new UnsupportedOperationException("RegisterRpcListener: DOMRpc service not working in cluster.");