sdnr/wt/devicemanager-o-ran-sc/o-ran/ru-fh/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/dom/ORanDOMChangeNotificationListener.java

   1 /*
   2  * ============LICENSE_START=======================================================
   3  * ONAP : ccsdk features
   4  * ================================================================================
   5  * Copyright (C) 2021 highstreet technologies GmbH Intellectual Property.
   6  * All rights reserved.
   7  * ================================================================================
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  *     http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  * ============LICENSE_END=========================================================
  20  *
  21  */
  22 package org.onap.ccsdk.features.sdnr.wt.devicemanager.oran.impl.dom;
  23
  24 import com.fasterxml.jackson.core.JsonProcessingException;
  25 import java.time.Instant;
  26 import org.eclipse.jdt.annotation.NonNull;
  27 import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.DataProvider;
  28 import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.types.NetconfTimeStampImpl;
  29 import org.onap.ccsdk.features.sdnr.wt.devicemanager.service.VESCollectorService;
  30 import org.onap.ccsdk.features.sdnr.wt.devicemanager.types.VESCommonEventHeaderPOJO;
  31 import org.onap.ccsdk.features.sdnr.wt.devicemanager.types.VESNotificationFieldsPOJO;
  32 import org.onap.ccsdk.features.sdnr.wt.netconfnodestateservice.NetconfDomAccessor;
  33 import org.opendaylight.mdsal.dom.api.DOMEvent;
  34 import org.opendaylight.mdsal.dom.api.DOMNotification;
  35 import org.opendaylight.mdsal.dom.api.DOMNotificationListener;
  36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.DateAndTime;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.EventlogBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.EventlogEntity;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.SourceType;
  40 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  41 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  42 import org.opendaylight.yangtools.yang.data.api.schema.UnkeyedListNode;
  43 import org.opendaylight.yangtools.yang.model.api.stmt.SchemaNodeIdentifier.Absolute;
  44 import org.slf4j.Logger;
  45 import org.slf4j.LoggerFactory;
  46
  47 public class ORanDOMChangeNotificationListener implements DOMNotificationListener {
  48
  49     private static final Logger log = LoggerFactory.getLogger(ORanDOMChangeNotificationListener.class);
  50
  51     private final NetconfDomAccessor netconfDomAccessor;
  52     private final DataProvider databaseService;
  53     private @NonNull VESCollectorService vesCollectorService;
  54     private final DOMNotificationToXPath domNotificationXPath;
  55     private ORanDOMNotifToVESEventAssembly mapper = null;
  56     private static int sequenceNo = 0;
  57
  58     public ORanDOMChangeNotificationListener(NetconfDomAccessor netconfDomAccessor,
  59             @NonNull VESCollectorService vesCollectorService, DataProvider databaseService) {
  60         this.netconfDomAccessor = netconfDomAccessor;
  61         this.databaseService = databaseService;
  62         this.vesCollectorService = vesCollectorService;
  63         domNotificationXPath = new DOMNotificationToXPath();
  64     }
  65
  66     @Override
  67     public void onNotification(@NonNull DOMNotification domNotification) {
  68         if (domNotification.getType()
  69                 .equals(Absolute.of(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_NETCONF_CONFIG_CHANGE))) {
  70             handleNetconfConfigChange(domNotification);
  71         }
  72     }
  73
  74     private void handleNetconfConfigChange(@NonNull DOMNotification domNotification) {
  75         DateAndTime eventTime;
  76         Instant notificationEventTime = null;
  77         if (domNotification instanceof DOMEvent) {
  78             notificationEventTime = ((DOMEvent) domNotification).getEventInstant();
  79             eventTime = NetconfTimeStampImpl.getConverter().getTimeStamp(notificationEventTime.toString());
  80         } else {
  81             eventTime = NetconfTimeStampImpl.getConverter().getTimeStamp();
  82         }
  83
  84         ContainerNode cn = domNotification.getBody();
  85
  86         // Process the changed-by child
  87         //              ContainerNode changedByContainerNode = (ContainerNode) cn
  88         //                              .childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_CHANGEDBY));
  89         //              ChoiceNode serverOrUserIDVal = (ChoiceNode) changedByContainerNode
  90         //                              .childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_SERVERORUSER));
  91         //              @SuppressWarnings("unused")
  92         //              String userIDValue = serverOrUserIDVal
  93         //                              .childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_USERNAME)).body()
  94         //                              .toString();
  95         //              @SuppressWarnings("unused")
  96         //              Integer sessionIDVal = Integer.valueOf(serverOrUserIDVal
  97         //                              .childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_SESSIONID)).body()
  98         //                              .toString());
  99         //
 100         //              // Process the datastore child
 101         //              @SuppressWarnings("unused")
 102         //              String datastoreValue = cn
 103         //                              .childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_DATASTORE)).body()
 104         //                              .toString();
 105
 106         // Process the edit child
 107         UnkeyedListNode editList = (UnkeyedListNode) cn
 108                 .childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_EDITNODE));
 109         if (editList != null) {
 110             for (int listCnt = 0; listCnt < editList.size(); listCnt++) {
 111                 String operationValue = editList.childAt(listCnt)
 112                         .childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_OPERATION))
 113                         .body().toString();
 114                 String targetValue = editList.childAt(listCnt)
 115                         .childByArg(new NodeIdentifier(ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_TARGET))
 116                         .body().toString();
 117
 118                 EventlogEntity eventLogEntity1 = new EventlogBuilder()
 119                         .setNodeId(netconfDomAccessor.getNodeId().getValue()).setCounter(sequenceNo++)
 120                         .setTimestamp(eventTime).setObjectId(targetValue).setAttributeName("N.A")
 121                         .setSourceType(SourceType.Netconf).setNewValue(String.valueOf(operationValue)).build();
 122                 databaseService.writeEventLog(eventLogEntity1);
 123             }
 124         }
 125
 126         if (vesCollectorService.getConfig().isVESCollectorEnabled()) {
 127             if (mapper == null) {
 128                 this.mapper = new ORanDOMNotifToVESEventAssembly(netconfDomAccessor, vesCollectorService);
 129             }
 130             VESCommonEventHeaderPOJO header =
 131                     mapper.createVESCommonEventHeader(domNotificationXPath.getTime(domNotification),
 132                             ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_NETCONF_CONFIG_CHANGE.getLocalName(),
 133                             sequenceNo);
 134             VESNotificationFieldsPOJO body =
 135                     mapper.createVESNotificationFields(domNotificationXPath.convertDomNotifToXPath(domNotification),
 136                             ORanDeviceManagerQNames.IETF_NETCONF_NOTIFICATIONS_NETCONF_CONFIG_CHANGE.getLocalName());
 137             log.info("domNotification in XPath format = {}",
 138                     domNotificationXPath.convertDomNotifToXPath(domNotification));
 139             try {
 140                 vesCollectorService.publishVESMessage(vesCollectorService.generateVESEvent(header, body));
 141             } catch (JsonProcessingException e) {
 142                 log.warn("Exception while generating JSON object ", e);
 143
 144             }
 145         }
 146
 147     }
 148 }