netconf/sal-netconf-connector/src/main/java/org/opendaylight/netconf/sal/connect/netconf/sal/NetconfDeviceSalFacade.java

   1 /*
   2  * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   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
   7  */
   8 package org.opendaylight.netconf.sal.connect.netconf.sal;
   9
  10 import com.google.common.annotations.VisibleForTesting;
  11 import com.google.common.collect.Lists;
  12 import java.util.ArrayList;
  13 import java.util.List;
  14 import org.opendaylight.mdsal.binding.api.DataBroker;
  15 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  16 import org.opendaylight.mdsal.dom.api.DOMActionService;
  17 import org.opendaylight.mdsal.dom.api.DOMDataBroker;
  18 import org.opendaylight.mdsal.dom.api.DOMMountPointService;
  19 import org.opendaylight.mdsal.dom.api.DOMNotification;
  20 import org.opendaylight.mdsal.dom.api.DOMRpcService;
  21 import org.opendaylight.netconf.sal.connect.api.RemoteDeviceHandler;
  22 import org.opendaylight.netconf.sal.connect.netconf.listener.NetconfDeviceCapabilities;
  23 import org.opendaylight.netconf.sal.connect.netconf.listener.NetconfSessionPreferences;
  24 import org.opendaylight.netconf.sal.connect.util.RemoteDeviceId;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNode;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNodeConnectionStatus.ConnectionStatus;
  27 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  28 import org.slf4j.Logger;
  29 import org.slf4j.LoggerFactory;
  30
  31 public final class NetconfDeviceSalFacade implements AutoCloseable, RemoteDeviceHandler<NetconfSessionPreferences> {
  32
  33     private static final Logger LOG = LoggerFactory.getLogger(NetconfDeviceSalFacade.class);
  34
  35     private final RemoteDeviceId id;
  36     private final NetconfDeviceSalProvider salProvider;
  37     private final List<AutoCloseable> salRegistrations = new ArrayList<>();
  38
  39     public NetconfDeviceSalFacade(final RemoteDeviceId id, final DOMMountPointService mountPointService,
  40             final DataBroker dataBroker) {
  41         this.id = id;
  42         this.salProvider = new NetconfDeviceSalProvider(id, mountPointService, dataBroker);
  43     }
  44
  45     @VisibleForTesting
  46     NetconfDeviceSalFacade(final RemoteDeviceId id, final NetconfDeviceSalProvider salProvider) {
  47         this.id = id;
  48         this.salProvider = salProvider;
  49     }
  50
  51     @Override
  52     public synchronized void onNotification(final DOMNotification domNotification) {
  53         salProvider.getMountInstance().publish(domNotification);
  54     }
  55
  56     @Override
  57     public synchronized void onDeviceConnected(final SchemaContext schemaContext,
  58                                                final NetconfSessionPreferences netconfSessionPreferences,
  59                                                final DOMRpcService deviceRpc, final DOMActionService deviceAction) {
  60
  61         final DOMDataBroker domBroker =
  62                 new NetconfDeviceDataBroker(id, schemaContext, deviceRpc, netconfSessionPreferences);
  63
  64         final NetconfDeviceNotificationService notificationService = new NetconfDeviceNotificationService();
  65
  66         salProvider.getMountInstance()
  67                 .onTopologyDeviceConnected(schemaContext, domBroker, deviceRpc, notificationService, deviceAction);
  68         salProvider.getTopologyDatastoreAdapter()
  69                 .updateDeviceData(true, netconfSessionPreferences.getNetconfDeviceCapabilities());
  70     }
  71
  72     @Override
  73     public synchronized void onDeviceReconnected(final NetconfSessionPreferences netconfSessionPreferences,
  74             final NetconfNode node) {
  75         this.salProvider.getTopologyDatastoreAdapter().updateDeviceData(ConnectionStatus.Connecting,
  76                 netconfSessionPreferences.getNetconfDeviceCapabilities(), LogicalDatastoreType.CONFIGURATION, node);
  77     }
  78
  79     @Override
  80     public synchronized void onDeviceDisconnected() {
  81         salProvider.getTopologyDatastoreAdapter().updateDeviceData(false, new NetconfDeviceCapabilities());
  82         salProvider.getMountInstance().onTopologyDeviceDisconnected();
  83     }
  84
  85     @Override
  86     public synchronized void onDeviceFailed(final Throwable throwable) {
  87         salProvider.getTopologyDatastoreAdapter().setDeviceAsFailed(throwable);
  88         salProvider.getMountInstance().onTopologyDeviceDisconnected();
  89     }
  90
  91     @Override
  92     public synchronized void close() {
  93         for (final AutoCloseable reg : Lists.reverse(salRegistrations)) {
  94             closeGracefully(reg);
  95         }
  96         closeGracefully(salProvider);
  97     }
  98
  99     @SuppressWarnings("checkstyle:IllegalCatch")
 100     private void closeGracefully(final AutoCloseable resource) {
 101         if (resource != null) {
 102             try {
 103                 resource.close();
 104             } catch (final Exception e) {
 105                 LOG.warn("{}: Ignoring exception while closing {}", id, resource, e);
 106             }
 107         }
 108     }
 109
 110 }