2 * Copyright (c) 2015 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.controller.config.yang.netconf.mdsal.monitoring;
11 import com.google.common.base.Preconditions;
12 import com.google.common.util.concurrent.FutureCallback;
13 import com.google.common.util.concurrent.MoreExecutors;
14 import java.util.Collection;
15 import java.util.function.Consumer;
16 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
17 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
18 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
19 import org.opendaylight.mdsal.common.api.CommitInfo;
20 import org.opendaylight.netconf.api.monitoring.NetconfMonitoringService;
21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.NetconfState;
22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.Capabilities;
23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.Schemas;
24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.Sessions;
25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.sessions.Session;
26 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
27 import org.slf4j.Logger;
28 import org.slf4j.LoggerFactory;
31 * Writes netconf server state changes received from NetconfMonitoringService to netconf-state datastore subtree.
33 public final class MonitoringToMdsalWriter implements AutoCloseable, NetconfMonitoringService.CapabilitiesListener,
34 NetconfMonitoringService.SessionsListener {
36 private static final Logger LOG = LoggerFactory.getLogger(MonitoringToMdsalWriter.class);
38 private static final InstanceIdentifier<Capabilities> CAPABILITIES_INSTANCE_IDENTIFIER =
39 InstanceIdentifier.create(NetconfState.class).child(Capabilities.class);
40 private static final InstanceIdentifier<Schemas> SCHEMAS_INSTANCE_IDENTIFIER =
41 InstanceIdentifier.create(NetconfState.class).child(Schemas.class);
42 private static final InstanceIdentifier<Sessions> SESSIONS_INSTANCE_IDENTIFIER =
43 InstanceIdentifier.create(NetconfState.class).child(Sessions.class);
45 private final NetconfMonitoringService serverMonitoringDependency;
46 private final DataBroker dataBroker;
48 public MonitoringToMdsalWriter(final NetconfMonitoringService serverMonitoringDependency,
49 final DataBroker dataBroker) {
50 this.serverMonitoringDependency = serverMonitoringDependency;
51 this.dataBroker = dataBroker;
55 * Invoked using blueprint.
59 runTransaction((tx) -> tx.delete(LogicalDatastoreType.OPERATIONAL,
60 InstanceIdentifier.create(NetconfState.class)));
64 public void onSessionStarted(final Session session) {
65 final InstanceIdentifier<Session> sessionPath =
66 SESSIONS_INSTANCE_IDENTIFIER.child(Session.class, session.key());
67 runTransaction((tx) -> tx.put(LogicalDatastoreType.OPERATIONAL, sessionPath, session));
71 public void onSessionEnded(final Session session) {
72 final InstanceIdentifier<Session> sessionPath =
73 SESSIONS_INSTANCE_IDENTIFIER.child(Session.class, session.key());
74 runTransaction((tx) -> tx.delete(LogicalDatastoreType.OPERATIONAL, sessionPath));
78 public void onSessionsUpdated(final Collection<Session> sessions) {
79 runTransaction((tx) -> updateSessions(tx, sessions));
83 public void onCapabilitiesChanged(final Capabilities capabilities) {
84 runTransaction((tx) -> tx.put(LogicalDatastoreType.OPERATIONAL, CAPABILITIES_INSTANCE_IDENTIFIER,
89 public void onSchemasChanged(final Schemas schemas) {
90 runTransaction((tx) -> tx.put(LogicalDatastoreType.OPERATIONAL, SCHEMAS_INSTANCE_IDENTIFIER, schemas));
94 * Invoked using blueprint.
97 serverMonitoringDependency.registerCapabilitiesListener(this);
98 serverMonitoringDependency.registerSessionsListener(this);
101 private void runTransaction(final Consumer<WriteTransaction> txUser) {
102 Preconditions.checkState(dataBroker != null);
103 final WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
105 tx.commit().addCallback(new FutureCallback<CommitInfo>() {
107 public void onSuccess(final CommitInfo result) {
108 LOG.debug("Netconf state updated successfully");
112 public void onFailure(final Throwable throwable) {
113 LOG.warn("Unable to update netconf state", throwable);
115 }, MoreExecutors.directExecutor());
118 private static void updateSessions(final WriteTransaction tx, final Collection<Session> sessions) {
119 for (Session session : sessions) {
120 final InstanceIdentifier<Session> sessionPath =
121 SESSIONS_INSTANCE_IDENTIFIER.child(Session.class, session.key());
122 tx.put(LogicalDatastoreType.OPERATIONAL, sessionPath, session);