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/*
* ============LICENSE_START=======================================================
* ONAP : ccsdk features
* ================================================================================
* Copyright (C) 2021 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.oran.impl.dom;
import com.fasterxml.jackson.core.JsonProcessingException;
import java.time.Instant;
import org.eclipse.jdt.annotation.NonNull;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.DataProvider;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.types.NetconfTimeStampImpl;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.service.VESCollectorService;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.types.VESCommonEventHeaderPOJO;
import org.onap.ccsdk.features.sdnr.wt.devicemanager.types.VESNotificationFieldsPOJO;
import org.onap.ccsdk.features.sdnr.wt.netconfnodestateservice.NetconfDomAccessor;
import org.opendaylight.mdsal.dom.api.DOMEvent;
import org.opendaylight.mdsal.dom.api.DOMNotification;
import org.opendaylight.mdsal.dom.api.DOMNotificationListener;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.DateAndTime;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.EventlogBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.EventlogEntity;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.SourceType;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
import org.opendaylight.yangtools.yang.data.api.schema.UnkeyedListNode;
import org.opendaylight.yangtools.yang.model.api.stmt.SchemaNodeIdentifier.Absolute;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class ORanDOMChangeNotificationListener implements DOMNotificationListener {
private static final Logger log = LoggerFactory.getLogger(ORanDOMChangeNotificationListener.class);
private final NetconfDomAccessor netconfDomAccessor;
private final DataProvider databaseService;
private @NonNull VESCollectorService vesCollectorService;
private final DOMNotificationToXPath domNotificationXPath;
private ORanDOMNotifToVESEventAssembly mapper = null;
private static int sequenceNo = 0;
public ORanDOMChangeNotificationListener(NetconfDomAccessor netconfDomAccessor,
@NonNull VESCollectorService vesCollectorService, DataProvider databaseService) {
this.netconfDomAccessor = netconfDomAccessor;
this.databaseService = databaseService;
this.vesCollectorService = vesCollectorService;
domNotificationXPath = new DOMNotificationToXPath();
}
@Override
public void onNotification(@NonNull DOMNotification domNotification) {
if (domNotification.getType()
.equals(Absolute.of(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_NETCONF_CONFIG_CHANGE))) {
handleNetconfConfigChange(domNotification);
}
}
private void handleNetconfConfigChange(@NonNull DOMNotification domNotification) {
DateAndTime eventTime;
Instant notificationEventTime = null;
if (domNotification instanceof DOMEvent) {
notificationEventTime = ((DOMEvent) domNotification).getEventInstant();
eventTime = NetconfTimeStampImpl.getConverter().getTimeStamp(notificationEventTime.toString());
} else {
eventTime = NetconfTimeStampImpl.getConverter().getTimeStamp();
}
ContainerNode cn = domNotification.getBody();
// Process the changed-by child
// ContainerNode changedByContainerNode = (ContainerNode) cn
// .childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_CHANGEDBY));
// ChoiceNode serverOrUserIDVal = (ChoiceNode) changedByContainerNode
// .childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_SERVERORUSER));
// @SuppressWarnings("unused")
// String userIDValue = serverOrUserIDVal
// .childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_USERNAME)).body()
// .toString();
// @SuppressWarnings("unused")
// Integer sessionIDVal = Integer.valueOf(serverOrUserIDVal
// .childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_SESSIONID)).body()
// .toString());
//
// // Process the datastore child
// @SuppressWarnings("unused")
// String datastoreValue = cn
// .childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_DATASTORE)).body()
// .toString();
// Process the edit child
UnkeyedListNode editList = (UnkeyedListNode) cn
.childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_EDITNODE));
if (editList != null) {
for (int listCnt = 0; listCnt < editList.size(); listCnt++) {
String operationValue = editList.childAt(listCnt)
.childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_OPERATION))
.body().toString();
String targetValue = editList.childAt(listCnt)
.childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_TARGET))
.body().toString();
EventlogEntity eventLogEntity1 = new EventlogBuilder()
.setNodeId(netconfDomAccessor.getNodeId().getValue()).setCounter(sequenceNo++)
.setTimestamp(eventTime).setObjectId(targetValue).setAttributeName("N.A")
.setSourceType(SourceType.Netconf).setNewValue(String.valueOf(operationValue)).build();
databaseService.writeEventLog(eventLogEntity1);
}
}
if (vesCollectorService.getConfig().isVESCollectorEnabled()) {
if (mapper == null) {
this.mapper = new ORanDOMNotifToVESEventAssembly(netconfDomAccessor, vesCollectorService);
}
VESCommonEventHeaderPOJO header =
mapper.createVESCommonEventHeader(domNotificationXPath.getTime(domNotification),
ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_NETCONF_CONFIG_CHANGE.getLocalName(),
sequenceNo);
VESNotificationFieldsPOJO body =
mapper.createVESNotificationFields(domNotificationXPath.convertDomNotifToXPath(domNotification),
ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_NETCONF_CONFIG_CHANGE.getLocalName());
log.debug("domNotification in XPath format = {}",
domNotificationXPath.convertDomNotifToXPath(domNotification));
try {
vesCollectorService.publishVESMessage(vesCollectorService.generateVESEvent(header, body));
} catch (JsonProcessingException e) {
log.warn("Exception while generating JSON object ", e);
}
}
}
}
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