2 * Copyright (c) 2017 Pantheon Technologies s.r.o. 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.protocol.bmp.impl.config;
10 import static java.util.Objects.requireNonNull;
12 import com.google.common.collect.Iterables;
13 import com.google.common.util.concurrent.FutureCallback;
14 import com.google.common.util.concurrent.MoreExecutors;
15 import java.net.InetSocketAddress;
16 import java.util.Collection;
17 import java.util.HashMap;
18 import java.util.List;
20 import java.util.concurrent.TimeUnit;
21 import javax.annotation.PreDestroy;
22 import javax.inject.Inject;
23 import javax.inject.Singleton;
24 import org.checkerframework.checker.lock.qual.GuardedBy;
25 import org.opendaylight.mdsal.binding.api.ClusteredDataTreeChangeListener;
26 import org.opendaylight.mdsal.binding.api.DataBroker;
27 import org.opendaylight.mdsal.binding.api.DataObjectModification;
28 import org.opendaylight.mdsal.binding.api.DataObjectModification.ModificationType;
29 import org.opendaylight.mdsal.binding.api.DataTreeIdentifier;
30 import org.opendaylight.mdsal.binding.api.DataTreeModification;
31 import org.opendaylight.mdsal.binding.dom.codec.api.BindingCodecTree;
32 import org.opendaylight.mdsal.common.api.CommitInfo;
33 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
34 import org.opendaylight.mdsal.dom.api.DOMDataBroker;
35 import org.opendaylight.mdsal.dom.api.DOMDataTreeWriteTransaction;
36 import org.opendaylight.mdsal.singleton.api.ClusterSingletonServiceProvider;
37 import org.opendaylight.protocol.bgp.rib.spi.RIBExtensionConsumerContext;
38 import org.opendaylight.protocol.bmp.api.BmpDispatcher;
39 import org.opendaylight.protocol.bmp.impl.app.BmpMonitoringStationImpl;
40 import org.opendaylight.protocol.bmp.impl.spi.BmpMonitoringStation;
41 import org.opendaylight.protocol.util.Ipv4Util;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.monitor.config.rev200120.OdlBmpMonitors;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.monitor.config.rev200120.odl.bmp.monitors.BmpMonitorConfig;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.monitor.config.rev200120.server.config.Server;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.monitor.rev200120.BmpMonitor;
46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.monitor.rev200120.MonitorId;
47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.monitor.rev200120.bmp.monitor.Monitor;
48 import org.opendaylight.yangtools.concepts.Registration;
49 import org.opendaylight.yangtools.yang.binding.DataObject;
50 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
51 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
52 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
53 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
54 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
55 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
56 import org.osgi.service.component.annotations.Activate;
57 import org.osgi.service.component.annotations.Component;
58 import org.osgi.service.component.annotations.Deactivate;
59 import org.osgi.service.component.annotations.Reference;
60 import org.slf4j.Logger;
61 import org.slf4j.LoggerFactory;
64 @Component(service = {})
65 public final class BmpDeployerImpl implements ClusteredDataTreeChangeListener<OdlBmpMonitors>, AutoCloseable {
66 private static final Logger LOG = LoggerFactory.getLogger(BmpDeployerImpl.class);
68 private static final long TIMEOUT_NS = TimeUnit.SECONDS.toNanos(5);
69 private static final InstanceIdentifier<OdlBmpMonitors> ODL_BMP_MONITORS_IID =
70 InstanceIdentifier.create(OdlBmpMonitors.class);
71 private static final YangInstanceIdentifier BMP_MONITOR_YII = YangInstanceIdentifier.of(BmpMonitor.QNAME);
72 private static final ContainerNode EMPTY_PARENT_NODE = Builders.containerBuilder()
73 .withNodeIdentifier(new NodeIdentifier(BmpMonitor.QNAME))
74 .addChild(ImmutableNodes.mapNodeBuilder(Monitor.QNAME).build())
77 private final BmpDispatcher dispatcher;
78 private final DOMDataBroker domDataBroker;
79 private final RIBExtensionConsumerContext extensions;
80 private final BindingCodecTree codecTree;
81 private final ClusterSingletonServiceProvider singletonProvider;
84 private final Map<MonitorId, BmpMonitoringStationImpl> bmpMonitorServices = new HashMap<>();
86 private Registration registration;
90 public BmpDeployerImpl(@Reference final BmpDispatcher dispatcher, @Reference final DataBroker dataBroker,
91 @Reference final DOMDataBroker domDataBroker, @Reference final RIBExtensionConsumerContext extensions,
92 @Reference final BindingCodecTree codecTree,
93 @Reference final ClusterSingletonServiceProvider singletonProvider) {
94 this.dispatcher = requireNonNull(dispatcher);
95 this.domDataBroker = requireNonNull(domDataBroker);
96 this.extensions = requireNonNull(extensions);
97 this.codecTree = requireNonNull(codecTree);
98 this.singletonProvider = requireNonNull(singletonProvider);
100 final DOMDataTreeWriteTransaction wTx = domDataBroker.newWriteOnlyTransaction();
101 wTx.merge(LogicalDatastoreType.OPERATIONAL, BMP_MONITOR_YII, EMPTY_PARENT_NODE);
102 wTx.commit().addCallback(new FutureCallback<CommitInfo>() {
104 public void onSuccess(final CommitInfo result) {
105 LOG.trace("Successful commit");
109 public void onFailure(final Throwable trw) {
110 LOG.error("Failed commit", trw);
112 }, MoreExecutors.directExecutor());
113 registration = dataBroker.registerDataTreeChangeListener(
114 DataTreeIdentifier.create(LogicalDatastoreType.CONFIGURATION, ODL_BMP_MONITORS_IID), this);
118 public synchronized void onDataTreeChanged(final List<DataTreeModification<OdlBmpMonitors>> changes) {
119 final DataTreeModification<OdlBmpMonitors> dataTreeModification = Iterables.getOnlyElement(changes);
120 final Collection<? extends DataObjectModification<? extends DataObject>> rootNode =
121 dataTreeModification.getRootNode().getModifiedChildren();
122 if (rootNode.isEmpty()) {
125 rootNode.forEach(dto -> handleModification((DataObjectModification<BmpMonitorConfig>) dto));
128 private synchronized void handleModification(final DataObjectModification<BmpMonitorConfig> config) {
129 final ModificationType modificationType = config.getModificationType();
130 LOG.trace("Bmp Monitor configuration has changed: {}, type modification {}", config, modificationType);
131 switch (modificationType) {
133 removeBmpMonitor(config.getDataBefore().getMonitorId());
135 case SUBTREE_MODIFIED:
137 updateBmpMonitor(config.getDataAfter());
144 @SuppressWarnings("checkstyle:IllegalCatch")
145 private synchronized void updateBmpMonitor(final BmpMonitorConfig bmpConfig) {
146 final MonitorId monitorId = bmpConfig.getMonitorId();
147 final BmpMonitoringStationImpl oldService = bmpMonitorServices.remove(monitorId);
149 if (oldService != null) {
150 oldService.closeServiceInstance().get(TIMEOUT_NS, TimeUnit.NANOSECONDS);
154 final Server server = bmpConfig.getServer();
155 final InetSocketAddress inetAddress =
156 Ipv4Util.toInetSocketAddress(server.getBindingAddress(), server.getBindingPort());
157 final BmpMonitoringStationImpl monitor = new BmpMonitoringStationImpl(domDataBroker, dispatcher,
158 extensions, codecTree, singletonProvider, monitorId, inetAddress,
159 bmpConfig.nonnullMonitoredRouter().values());
160 bmpMonitorServices.put(monitorId, monitor);
161 } catch (final Exception e) {
162 LOG.error("Failed to create Bmp Monitor {}.", monitorId, e);
167 @SuppressWarnings("checkstyle:IllegalCatch")
168 private synchronized void removeBmpMonitor(final MonitorId monitorId) {
169 final BmpMonitoringStation service = bmpMonitorServices.remove(monitorId);
170 if (service != null) {
171 LOG.debug("Closing Bmp Monitor {}.", monitorId);
174 } catch (final Exception e) {
175 LOG.error("Failed to close Bmp Monitor {}.", monitorId, e);
183 public synchronized void close() {
184 if (registration != null) {
185 registration.close();