--- /dev/null
+/*
+ * Copyright (c) 2014 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.netconf.sal.connect.netconf.sal.tx;
+
+import com.google.common.base.Function;
+import com.google.common.base.Optional;
+import com.google.common.util.concurrent.CheckedFuture;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+import org.opendaylight.controller.md.sal.common.api.TransactionStatus;
+import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcResult;
+import org.opendaylight.netconf.api.NetconfDocumentedException;
+import org.opendaylight.netconf.sal.connect.netconf.util.NetconfBaseOps;
+import org.opendaylight.netconf.sal.connect.netconf.util.NetconfRpcFutureCallback;
+import org.opendaylight.netconf.sal.connect.util.RemoteDeviceId;
+import org.opendaylight.yangtools.yang.common.RpcResult;
+import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
+import org.opendaylight.yangtools.yang.data.api.ModifyAction;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Tx implementation for netconf devices that support only writable-running with no candidate
+ * The sequence goes as:
+ * <ol>
+ * <li>Lock running datastore on tx construction
+ * <ul>
+ * <li> Lock has to succeed, if it does not, transaction is failed</li>
+ * </ul>
+ * </li>
+ * <li>Edit-config in running N times
+ * <ul>
+ * <li>If any issue occurs during edit, datastore is unlocked and an exception is thrown</li>
+ * </ul>
+ * </li>
+ * <li>Unlock running datastore on tx commit</li>
+ * </ol>
+ */
+public class WriteRunningTx extends AbstractWriteTx {
+
+ private static final Logger LOG = LoggerFactory.getLogger(WriteRunningTx.class);
+
+ public WriteRunningTx(final RemoteDeviceId id, final NetconfBaseOps netOps,
+ final boolean rollbackSupport, long requestTimeoutMillis) {
+ super(requestTimeoutMillis, netOps, id, rollbackSupport);
+ }
+
+ @Override
+ protected synchronized void init() {
+ lock();
+ }
+
+ private void lock() {
+ final String operation = "Lock running";
+ try {
+ invokeBlocking(operation, new Function<NetconfBaseOps, ListenableFuture<DOMRpcResult>>() {
+ @Override
+ public ListenableFuture<DOMRpcResult> apply(final NetconfBaseOps input) {
+ return perfomRequestWithTimeout(operation, input.lockRunning(new NetconfRpcFutureCallback(operation, id)));
+ }
+ });
+ } catch (final NetconfDocumentedException e) {
+ LOG.warn("{}: Failed to initialize netconf transaction (lock running)", id, e);
+ finished = true;
+ throw new RuntimeException(id + ": Failed to initialize netconf transaction (lock running)", e);
+ }
+ }
+
+ @Override
+ protected void cleanup() {
+ unlock();
+ }
+
+ @Override
+ protected void handleEditException(final YangInstanceIdentifier path, final NormalizedNode<?, ?> data, final NetconfDocumentedException e, final String editType) {
+ LOG.warn("{}: Error {} data to (running){}, data: {}, canceling", id, editType, path, data, e);
+ cancel();
+ throw new RuntimeException(id + ": Error while " + editType + ": (running)" + path, e);
+ }
+
+ @Override
+ protected void handleDeleteException(final YangInstanceIdentifier path, final NetconfDocumentedException e) {
+ LOG.warn("{}: Error deleting data (running){}, canceling", id, path, e);
+ cancel();
+ throw new RuntimeException(id + ": Error while deleting (running)" + path, e);
+ }
+
+ @Override
+ public synchronized CheckedFuture<Void, TransactionCommitFailedException> submit() {
+ final ListenableFuture<Void> commitFutureAsVoid = Futures.transform(commit(), new Function<RpcResult<TransactionStatus>, Void>() {
+ @Override
+ public Void apply(final RpcResult<TransactionStatus> input) {
+ return null;
+ }
+ });
+
+ return Futures.makeChecked(commitFutureAsVoid, new Function<Exception, TransactionCommitFailedException>() {
+ @Override
+ public TransactionCommitFailedException apply(final Exception input) {
+ return new TransactionCommitFailedException("Submit of transaction " + getIdentifier() + " failed", input);
+ }
+ });
+ }
+
+ @Override
+ public synchronized ListenableFuture<RpcResult<TransactionStatus>> performCommit() {
+ unlock();
+ return Futures.immediateFuture(RpcResultBuilder.success(TransactionStatus.COMMITED).build());
+ }
+
+ @Override
+ protected void editConfig(final DataContainerChild<?, ?> editStructure, final Optional<ModifyAction> defaultOperation) throws NetconfDocumentedException {
+ final String operation = "Edit running";
+ invokeBlocking(operation, new Function<NetconfBaseOps, ListenableFuture<DOMRpcResult>>() {
+ @Override
+ public ListenableFuture<DOMRpcResult> apply(final NetconfBaseOps input) {
+ return perfomRequestWithTimeout(operation, defaultOperation.isPresent()
+ ? input.editConfigRunning(new NetconfRpcFutureCallback(operation, id), editStructure, defaultOperation.get(),
+ rollbackSupport)
+ : input.editConfigRunning(new NetconfRpcFutureCallback(operation, id), editStructure,
+ rollbackSupport));
+ }
+ });
+ }
+
+ private void unlock() {
+ final String operation = "Unlocking running";
+ try {
+ invokeBlocking(operation, new Function<NetconfBaseOps, ListenableFuture<DOMRpcResult>>() {
+ @Override
+ public ListenableFuture<DOMRpcResult> apply(final NetconfBaseOps input) {
+ return perfomRequestWithTimeout(operation, input.unlockRunning(new NetconfRpcFutureCallback(operation, id)));
+ }
+ });
+ } catch (final NetconfDocumentedException e) {
+ LOG.warn("{}: Failed to unlock running datastore", id, e);
+ throw new RuntimeException(id + ": Failed to unlock running datastore", e);
+ }
+ }
+}
Code Review / netconf.git / blobdiff