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/*
* ============LICENSE_START========================================================================
* ONAP : ccsdk feature sdnr wt
* =================================================================================================
* Copyright (C) 2020 highstreet technologies GmbH Intellectual Property. All rights reserved.
* =================================================================================================
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License
* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing permissions and limitations under
* the License.
* ============LICENSE_END==========================================================================
*/
package org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.dom.impl;
import java.util.Iterator;
import java.util.Map;
import java.util.Optional;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.DataProvider;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.service.NetworkElement;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.service.NetworkElementService;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.service.PerformanceDataProvider;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.dom.impl.dataprovider.Onf14DomToInternalDataModel;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.dom.impl.equipment.Onf14DomEquipmentManager;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.dom.impl.interfaces.Onf14DomInterfacePacManager;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.dom.impl.interfaces.TechnologySpecificPacKeys;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.dom.impl.util.Onf14DevicemanagerQNames;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.service.DeviceManagerServiceProvider;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.service.FaultService;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.service.NotificationService;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.service.PerformanceManager;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.types.PerformanceDataLtp;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.util.InconsistentPMDataException;
import org.onap.ccsdk.features.sdnr.wt.netconfnodestateservice.NetconfAccessor;
import org.onap.ccsdk.features.sdnr.wt.netconfnodestateservice.NetconfDomAccessor;
import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netmod.notification.rev080714.netconf.streams.Stream;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netmod.notification.rev080714.netconf.streams.StreamKey;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.NetworkElementConnectionBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.NetworkElementDeviceType;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Representation of ONF Core model 1.4 device Top level element is "ControlConstruct" (replaces "NetworkElement" of
* older ONF Version) NOTE:
*/
public class Onf14DomNetworkElement implements NetworkElement, PerformanceDataProvider {
private static final Logger log = LoggerFactory.getLogger(Onf14DomNetworkElement.class);
protected static final YangInstanceIdentifier TOPLEVELEQUIPMENT_IID =
YangInstanceIdentifier.builder().node(Onf14DevicemanagerQNames.CORE_MODEL_CONTROL_CONSTRUCT_CONTAINER)
.node(Onf14DevicemanagerQNames.CORE_MODEL_CC_TOP_LEVEL_EQPT).build();
private final @NonNull Object pmLock = new Object();
protected @Nullable TechnologySpecificPacKeys pmLp = null;
protected @Nullable Iterator<TechnologySpecificPacKeys> interfaceListIterator = null;
private final NetconfDomAccessor netconfDomAccessor;
private final DataProvider databaseService;
private final @NonNull FaultService faultService;
private final @NonNull PerformanceManager performanceManager;
private final @NonNull NotificationService notificationService;
private final Onf14DomToInternalDataModel onf14Mapper;
private final @NonNull Onf14DomEquipmentManager equipmentManager;
private final @NonNull Onf14DomInterfacePacManager interfacePacManager;
private final @NonNull String namespaceRevision;
public Onf14DomNetworkElement(NetconfDomAccessor netconfDomAccessor, DeviceManagerServiceProvider serviceProvider,
String namespaceRevision) {
log.info("Create {}", Onf14DomNetworkElement.class.getSimpleName());
this.netconfDomAccessor = netconfDomAccessor;
this.databaseService = serviceProvider.getDataProvider();
this.notificationService = serviceProvider.getNotificationService();
this.faultService = serviceProvider.getFaultService();
this.performanceManager = serviceProvider.getPerformanceManagerService();
this.namespaceRevision = namespaceRevision;
this.onf14Mapper = new Onf14DomToInternalDataModel();
this.equipmentManager = new Onf14DomEquipmentManager(netconfDomAccessor, databaseService, onf14Mapper);
this.interfacePacManager = new Onf14DomInterfacePacManager(netconfDomAccessor, serviceProvider);
}
/**
* reading the inventory (CoreModel 1.4 Equipment Model) and adding it to the DB
*/
public void initialReadFromNetworkElement() {
log.debug("Calling read equipment");
// Read complete device tree
readEquipmentData();
int problems = faultService.removeAllCurrentProblemsOfNode(netconfDomAccessor.getNodeId());
log.debug("Removed all {} problems from database at registration", problems);
// Read fault data and subscribe for notifications
interfacePacManager.register();
}
/**
* @param nNode set core-model-capability
*/
public void setCoreModel() {
NetworkElementConnectionBuilder eb = new NetworkElementConnectionBuilder();
eb.setCoreModelCapability(namespaceRevision);
databaseService.updateNetworkConnection22(eb.build(), netconfDomAccessor.getNodeId().getValue());
}
@Override
public void register() {
// Set core-model revision value in "core-model-capability" field
setCoreModel();
initialReadFromNetworkElement();
if (netconfDomAccessor.isNotificationsRFC5277Supported()) {
// Output notification streams to LOG
Map<StreamKey, Stream> streams = netconfDomAccessor.getNotificationStreamsAsMap();
log.debug("Available notifications streams: {}", streams);
// Register to default stream
netconfDomAccessor.invokeCreateSubscription();
}
// -- Register NE to performance manager
performanceManager.registration(netconfDomAccessor.getNodeId(), this);
}
@Override
public void deregister() {
performanceManager.deRegistration(netconfDomAccessor.getNodeId());
}
@Override
public NodeId getNodeId() {
return netconfDomAccessor.getNodeId();
}
@SuppressWarnings("unchecked")
@Override
public <L extends NetworkElementService> Optional<L> getService(Class<L> clazz) {
return clazz.isInstance(this) ? Optional.of((L) this) : Optional.empty();
}
@Override
public void warmstart() {}
@Override
public Optional<NetconfAccessor> getAcessor() {
return Optional.of(netconfDomAccessor);
}
@Override
public NetworkElementDeviceType getDeviceType() {
return NetworkElementDeviceType.Wireless;
}
private void readEquipmentData() {
Optional<NormalizedNode> topLevelEquipment = readTopLevelEquipment(netconfDomAccessor);
log.debug("Top level equipment data is {}", topLevelEquipment.isPresent() ? topLevelEquipment.get() : null);
if (topLevelEquipment.isPresent()) {
equipmentManager.setEquipmentData(topLevelEquipment.get());
}
}
private Optional<NormalizedNode> readTopLevelEquipment(NetconfDomAccessor netconfDomAccessor) {
return netconfDomAccessor.readDataNode(LogicalDatastoreType.CONFIGURATION, TOPLEVELEQUIPMENT_IID);
}
public Object getPmLock() {
return pmLock;
}
@Override
public void resetPMIterator() {
synchronized (pmLock) {
interfaceListIterator = interfacePacManager.getAirInterfaceList().iterator();
}
log.debug("PM reset iterator");
}
@Override
public boolean hasNext() {
boolean res;
synchronized (pmLock) {
res = interfaceListIterator != null ? interfaceListIterator.hasNext() : false;
}
log.debug("PM hasNext LTP {}", res);
return res;
}
@Override
public void next() {
synchronized (pmLock) {
if (interfaceListIterator == null) {
pmLp = null;
log.debug("PM next LTP null");
} else {
pmLp = interfaceListIterator.next();
}
}
}
@Override
public Optional<PerformanceDataLtp> getLtpHistoricalPerformanceData() throws InconsistentPMDataException {
synchronized (getPmLock()) {
if (pmLp != null) {
log.debug("Enter query PM");
@NonNull
TechnologySpecificPacKeys lp = pmLp;
return Optional.of(interfacePacManager.getLtpHistoricalPerformanceData(lp));
}
return Optional.empty();
}
}
@Override
public String pmStatusToString() {
StringBuilder res = new StringBuilder();
synchronized (pmLock) {
if (pmLp == null) {
res.append("no interface");
} else {
res.append("ActualLP=");
res.append(pmLp.getLocalId());
}
res.append(" IFList=");
int no = 0;
for (TechnologySpecificPacKeys lp : interfacePacManager.getAirInterfaceList()) {
res.append("[");
res.append(no++);
res.append("]=");
res.append(lp.getLocalId());
res.append(" ");
}
}
return res.toString();
}
}
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