/*
- * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
+ * Copyright (c) 2016 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.netconf.topology.singleton.impl;
+import akka.actor.ActorRef;
+import akka.actor.ActorSystem;
+import akka.dispatch.OnComplete;
+import akka.pattern.Patterns;
+import akka.util.Timeout;
import com.google.common.util.concurrent.CheckedFuture;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.SettableFuture;
+import java.util.Collection;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import org.opendaylight.controller.md.sal.dom.api.DOMRpcAvailabilityListener;
import org.opendaylight.controller.md.sal.dom.api.DOMRpcException;
import org.opendaylight.controller.md.sal.dom.api.DOMRpcResult;
import org.opendaylight.controller.md.sal.dom.api.DOMRpcService;
+import org.opendaylight.controller.md.sal.dom.spi.DefaultDOMRpcResult;
+import org.opendaylight.netconf.sal.connect.util.RemoteDeviceId;
+import org.opendaylight.netconf.topology.singleton.impl.utils.ClusteringRpcException;
+import org.opendaylight.netconf.topology.singleton.messages.NormalizedNodeMessage;
+import org.opendaylight.netconf.topology.singleton.messages.SchemaPathMessage;
+import org.opendaylight.netconf.topology.singleton.messages.rpc.InvokeRpcMessage;
+import org.opendaylight.netconf.topology.singleton.messages.rpc.InvokeRpcMessageReply;
+import org.opendaylight.netconf.topology.singleton.messages.transactions.EmptyResultResponse;
import org.opendaylight.yangtools.concepts.ListenerRegistration;
+import org.opendaylight.yangtools.util.concurrent.ExceptionMapper;
+import org.opendaylight.yangtools.yang.common.RpcError;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
import org.opendaylight.yangtools.yang.model.api.SchemaPath;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import scala.concurrent.Future;
public class ProxyDOMRpcService implements DOMRpcService {
+ private static final Logger LOG = LoggerFactory.getLogger(NetconfTopologyManager.class);
+
+ private final ExceptionMapper<DOMRpcException> domRpcExceptionMapper =
+ new ExceptionMapper<DOMRpcException>("invokeRpc", DOMRpcException.class) {
+ @Override
+ protected DOMRpcException newWithCause(String message, Throwable cause) {
+ return new ClusteringRpcException(id + ": Exception during remote rpc invocation.", cause);
+ }
+ };
+
+ private final ActorRef masterActorRef;
+ private final ActorSystem actorSystem;
+ private final RemoteDeviceId id;
+ private final Timeout actorResponseWaitTime;
+
+ public ProxyDOMRpcService(final ActorSystem actorSystem, final ActorRef masterActorRef,
+ final RemoteDeviceId remoteDeviceId, final Timeout actorResponseWaitTime) {
+ this.actorSystem = actorSystem;
+ this.masterActorRef = masterActorRef;
+ id = remoteDeviceId;
+ this.actorResponseWaitTime = actorResponseWaitTime;
+ }
+
@Nonnull
@Override
public CheckedFuture<DOMRpcResult, DOMRpcException> invokeRpc(@Nonnull final SchemaPath type,
@Nullable final NormalizedNode<?, ?> input) {
- throw new UnsupportedOperationException("InvokeRpc: DOMRpc service not working in cluster.");
+ LOG.trace("{}: Rpc operation invoked with schema type: {} and node: {}.", id, type, input);
+
+ final NormalizedNodeMessage normalizedNodeMessage = input != null
+ ? new NormalizedNodeMessage(YangInstanceIdentifier.EMPTY, input) : null;
+ final Future<Object> scalaFuture = Patterns.ask(masterActorRef,
+ new InvokeRpcMessage(new SchemaPathMessage(type), normalizedNodeMessage), actorResponseWaitTime);
+
+ final SettableFuture<DOMRpcResult> settableFuture = SettableFuture.create();
+
+ scalaFuture.onComplete(new OnComplete<Object>() {
+ @Override
+ public void onComplete(final Throwable failure, final Object response) {
+ if (failure != null) {
+ settableFuture.setException(failure);
+ return;
+ }
+
+ if (response instanceof EmptyResultResponse) {
+ settableFuture.set(null);
+ return;
+ }
+
+ final Collection<RpcError> errors = ((InvokeRpcMessageReply) response).getRpcErrors();
+ final NormalizedNodeMessage normalizedNodeMessageResult =
+ ((InvokeRpcMessageReply) response).getNormalizedNodeMessage();
+ final DOMRpcResult result;
+ if (normalizedNodeMessageResult == null) {
+ result = new DefaultDOMRpcResult(errors);
+ } else {
+ result = new DefaultDOMRpcResult(normalizedNodeMessageResult.getNode(), errors);
+ }
+ settableFuture.set(result);
+ }
+ }, actorSystem.dispatcher());
+
+ return Futures.makeChecked(settableFuture, domRpcExceptionMapper);
}
@Nonnull
@Override
public <T extends DOMRpcAvailabilityListener> ListenerRegistration<T> registerRpcListener(
@Nonnull final T listener) {
+ // NOOP, only proxy
throw new UnsupportedOperationException("RegisterRpcListener: DOMRpc service not working in cluster.");
}
}