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/*
* ============LICENSE_START========================================================================
* ONAP : ccsdk feature sdnr wt mountpoint-registrar
* =================================================================================================
* Copyright (C) 2022 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.mountpointregistrar.vesdomain.stnddefined;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonNode;
import java.time.Instant;
import java.time.ZoneId;
import java.util.Map;
import org.onap.ccsdk.features.sdnr.wt.mountpointregistrar.config.GeneralConfig;
import org.onap.ccsdk.features.sdnr.wt.mountpointregistrar.impl.InvalidMessageException;
import org.onap.ccsdk.features.sdnr.wt.mountpointregistrar.impl.StrimziKafkaVESMsgConsumerImpl;
import org.onap.ccsdk.features.sdnr.wt.mountpointregistrar.vesdomain.fault.FaultNotificationClient;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.SeverityType;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class StrimziKafkaStndDefinedFaultVESMsgConsumer extends StrimziKafkaVESMsgConsumerImpl {
private static final Logger LOG = LoggerFactory.getLogger(StrimziKafkaStndDefinedFaultVESMsgConsumer.class);
Map<String, String> payloadMapMessage = null;
String faultNodeId;
String notificationType;
public StrimziKafkaStndDefinedFaultVESMsgConsumer(GeneralConfig generalConfig) {
super(generalConfig);
LOG.info("StrimziKafkaStndDefinedFaultVESMsgConsumer started successfully");
}
/*
* Supports processing of notifyNewAlarm and notifyClearedAlarm messages ONLY
*/
@Override
public void processMsg(String msg) throws InvalidMessageException, JsonProcessingException {
LOG.debug("Processing StndDefined Fault message {}", msg);
JsonNode rootNode = convertMessageToJsonNode(msg);
try {
faultNodeId = rootNode.at("/event/commonEventHeader/sourceName").textValue();
notificationType = rootNode.at("/event/stndDefinedFields/data/notificationType").textValue();
if (notificationType.equalsIgnoreCase("notifyNewAlarm")) {
LOG.info("Read stndDefined Fault message of type - {} with id {} from Kafka topic", notificationType,
faultNodeId);
processNewAlarm(rootNode);
} else if (notificationType.equalsIgnoreCase("notifyClearedAlarm")) {
LOG.info("Read stdnDefined Fault message of type - {} with id {} from Kafka topic", notificationType,
faultNodeId);
processClearedAlarm(rootNode);
} else {
LOG.warn(
"Read stdnDefined Fault message of type - {} with id {} from Kafka topic. No suitable implementation for processing this message",
notificationType, faultNodeId);
throw new InvalidMessageException();
}
// Send Fault Notification
String baseUrl = getBaseUrl();
String sdnrUser = getSDNRUser();
String sdnrPasswd = getSDNRPasswd();
FaultNotificationClient faultClient = new FaultNotificationClient(baseUrl);
LOG.debug("Setting RESTConf Authorization values - {} : {}", sdnrUser, sdnrPasswd);
faultClient.setAuthorization(sdnrUser, sdnrPasswd);
String message = faultClient.prepareMessageFromPayloadMap(payloadMapMessage);
faultClient.sendNotification(message);
} catch (NullPointerException e) {
LOG.warn("Message is invalid, sending aborted, processing stopped because one of fields is missing");
throw new InvalidMessageException("Missing field");
}
}
private void processClearedAlarm(JsonNode rootNode) {
String faultOccurrenceTime =
Instant.ofEpochMilli(rootNode.at("/event/commonEventHeader/startEpochMicrosec").longValue() / 1000)
.atZone(ZoneId.of("Z")).toString();
int faultSequence = rootNode.at("/event/commonEventHeader/sequence").intValue();
String faultObjectId = rootNode.at("/event/stndDefinedFields/data/alarmId").textValue();
String faultReason = rootNode.at("/event/stndDefinedFields/data/probableCause").textValue();
String faultSeverity = SeverityType.NonAlarmed.toString();
payloadMapMessage = FaultNotificationClient.createFaultNotificationPayloadMap(faultNodeId,
Integer.toString(faultSequence), faultOccurrenceTime, faultObjectId, faultReason, faultSeverity);
}
private void processNewAlarm(JsonNode rootNode) {
String faultOccurrenceTime =
Instant.ofEpochMilli(rootNode.at("/event/commonEventHeader/startEpochMicrosec").longValue() / 1000)
.atZone(ZoneId.of("Z")).toString();
int faultSequence = rootNode.at("/event/commonEventHeader/sequence").intValue();
String faultObjectId = rootNode.at("/event/stndDefinedFields/data/alarmId").textValue();
String faultReason = rootNode.at("/event/stndDefinedFields/data/probableCause").textValue();
String faultSeverity =
getSDNRSeverityType(rootNode.at("/event/stndDefinedFields/data/perceivedSeverity").textValue());
payloadMapMessage = FaultNotificationClient.createFaultNotificationPayloadMap(faultNodeId,
Integer.toString(faultSequence), faultOccurrenceTime, faultObjectId, faultReason, faultSeverity);
}
/*
* 3GPP Definition PerceivedSeverity: type: string enum: - INDETERMINATE -
* CRITICAL - MAJOR - MINOR - WARNING - CLEARED
*
*/
private String getSDNRSeverityType(String faultSeverity) {
if (faultSeverity.equalsIgnoreCase("critical")) {
faultSeverity = SeverityType.Critical.toString();
} else if (faultSeverity.equalsIgnoreCase("major")) {
faultSeverity = SeverityType.Major.toString();
} else if (faultSeverity.equalsIgnoreCase("minor")) {
faultSeverity = SeverityType.Minor.toString();
} else if (faultSeverity.equalsIgnoreCase("warning") || faultSeverity.equalsIgnoreCase("indeterminate")) {
faultSeverity = SeverityType.Warning.toString();
} else if (faultSeverity.equalsIgnoreCase("cleared")) {
faultSeverity = SeverityType.NonAlarmed.toString();
} else {
faultSeverity = SeverityType.NonAlarmed.toString();
}
return faultSeverity;
}
}
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