2 * Copyright (c) 2014 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
8 package org.opendaylight.controller.sal.connect.netconf.sal;
10 import com.google.common.base.Preconditions;
11 import java.util.Collection;
12 import java.util.Collections;
13 import java.util.concurrent.ExecutorService;
14 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
15 import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker;
16 import org.opendaylight.controller.md.sal.dom.api.DOMMountPoint;
17 import org.opendaylight.controller.md.sal.dom.api.DOMMountPointService;
18 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
19 import org.opendaylight.controller.sal.binding.api.BindingAwareProvider;
20 import org.opendaylight.controller.sal.connect.util.RemoteDeviceId;
21 import org.opendaylight.controller.sal.core.api.Broker;
22 import org.opendaylight.controller.sal.core.api.Provider;
23 import org.opendaylight.controller.sal.core.api.RpcProvisionRegistry;
24 import org.opendaylight.controller.sal.core.api.notify.NotificationPublishService;
25 import org.opendaylight.yangtools.concepts.ObjectRegistration;
26 import org.opendaylight.yangtools.yang.binding.RpcService;
27 import org.opendaylight.yangtools.yang.data.api.CompositeNode;
28 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
29 import org.slf4j.Logger;
30 import org.slf4j.LoggerFactory;
32 final class NetconfDeviceSalProvider implements AutoCloseable, Provider, BindingAwareProvider {
34 private static final Logger logger = LoggerFactory.getLogger(NetconfDeviceSalProvider.class);
36 private final RemoteDeviceId id;
37 private final ExecutorService executor;
38 private volatile NetconfDeviceDatastoreAdapter datastoreAdapter;
39 private MountInstance mountInstance;
41 public NetconfDeviceSalProvider(final RemoteDeviceId deviceId, final ExecutorService executor) {
43 this.executor = executor;
46 public MountInstance getMountInstance() {
47 Preconditions.checkState(mountInstance != null,
48 "%s: Mount instance was not initialized by sal. Cannot get mount instance", id);
52 public NetconfDeviceDatastoreAdapter getDatastoreAdapter() {
53 Preconditions.checkState(datastoreAdapter != null,
54 "%s: Sal provider %s was not initialized by sal. Cannot get datastore adapter", id);
55 return datastoreAdapter;
59 public void onSessionInitiated(final Broker.ProviderSession session) {
60 logger.debug("{}: (BI)Session with sal established {}", id, session);
62 final DOMMountPointService mountService = session.getService(DOMMountPointService.class);
63 if (mountService != null) {
64 mountInstance = new MountInstance(mountService, id);
69 public Collection<Provider.ProviderFunctionality> getProviderFunctionality() {
70 return Collections.emptySet();
74 public Collection<? extends RpcService> getImplementations() {
75 return Collections.emptySet();
79 public Collection<? extends BindingAwareProvider.ProviderFunctionality> getFunctionality() {
80 return Collections.emptySet();
84 public void onSessionInitiated(final BindingAwareBroker.ProviderContext session) {
85 logger.debug("{}: Session with sal established {}", id, session);
87 final DataBroker dataBroker = session.getSALService(DataBroker.class);
88 datastoreAdapter = new NetconfDeviceDatastoreAdapter(id, dataBroker);
92 public void onSessionInitialized(final BindingAwareBroker.ConsumerContext session) {}
94 public void close() throws Exception {
95 mountInstance.close();
96 datastoreAdapter.close();
97 datastoreAdapter = null;
100 static final class MountInstance implements AutoCloseable {
102 private DOMMountPointService mountService;
103 private final RemoteDeviceId id;
104 private ObjectRegistration<DOMMountPoint> registration;
105 private NotificationPublishService notificationSerivce;
107 MountInstance(final DOMMountPointService mountService, final RemoteDeviceId id) {
108 this.mountService = Preconditions.checkNotNull(mountService);
109 this.id = Preconditions.checkNotNull(id);
112 synchronized void onDeviceConnected(final SchemaContext initialCtx,
113 final DOMDataBroker broker, final RpcProvisionRegistry rpc,
114 final NotificationPublishService notificationSerivce) {
116 Preconditions.checkNotNull(mountService, "Closed");
117 Preconditions.checkState(registration == null, "Already initialized");
119 final DOMMountPointService.DOMMountPointBuilder mountBuilder = mountService.createMountPoint(id.getPath());
120 mountBuilder.addInitialSchemaContext(initialCtx);
122 mountBuilder.addService(DOMDataBroker.class, broker);
123 mountBuilder.addService(RpcProvisionRegistry.class, rpc);
124 this.notificationSerivce = notificationSerivce;
125 mountBuilder.addService(NotificationPublishService.class, notificationSerivce);
127 registration = mountBuilder.register();
130 synchronized void onDeviceDisconnected() {
131 if(registration == null) {
136 registration.close();
137 } catch (final Exception e) {
138 // Only log and ignore
139 logger.warn("Unable to unregister mount instance for {}. Ignoring exception", id.getPath(), e);
146 synchronized public void close() throws Exception {
147 if(registration != null) {
148 onDeviceDisconnected();
153 public synchronized void publish(final CompositeNode domNotification) {
154 Preconditions.checkNotNull(notificationSerivce, "Device not set up yet, cannot handle notification {}", domNotification);
155 notificationSerivce.publish(domNotification);