holmes-actions/src/main/java/org/onap/holmes/common/dmaap/DmaapService.java

   1 /*
   2  * Copyright 2017 ZTE Corporation.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.onap.holmes.common.dmaap;
  17
  18 import com.fasterxml.jackson.core.JsonProcessingException;
  19 import java.util.List;
  20 import java.util.Optional;
  21 import java.util.UUID;
  22 import java.util.concurrent.ConcurrentHashMap;
  23 import javax.inject.Inject;
  24 import lombok.extern.slf4j.Slf4j;
  25 import org.jvnet.hk2.annotations.Service;
  26 import org.onap.holmes.common.aai.AaiQuery;
  27 import org.onap.holmes.common.aai.entity.RelationshipList.Relationship;
  28 import org.onap.holmes.common.aai.entity.RelationshipList.RelationshipData;
  29 import org.onap.holmes.common.aai.entity.VmEntity;
  30 import org.onap.holmes.common.aai.entity.VnfEntity;
  31 import org.onap.holmes.common.api.stat.VesAlarm;
  32 import org.onap.holmes.common.dcae.DcaeConfigurationsCache;
  33 import org.onap.holmes.common.dmaap.entity.PolicyMsg;
  34 import org.onap.holmes.common.dmaap.entity.PolicyMsg.EVENT_STATUS;
  35 import org.onap.holmes.common.exception.CorrelationException;
  36 import org.onap.holmes.common.utils.JacksonUtil;
  37
  38 @Slf4j
  39 @Service
  40 public class DmaapService {
  41     public static final int POLICY_MESSAGE_ABATED = 1;
  42     public static final String SERVICE_INSTANCE = "service-instance";
  43     public static final String SERVICE_INSTANCE_ID = "service-instance.service-instance-id";
  44     @Inject
  45     private AaiQuery aaiQuery;
  46     public static ConcurrentHashMap<String, String> loopControlNames = new ConcurrentHashMap<>();
  47     public static ConcurrentHashMap<String, String> alarmUniqueRequestID = new ConcurrentHashMap<>();
  48
  49     public void publishPolicyMsg(PolicyMsg policyMsg, String dmaapConfigKey) {
  50         try {
  51             Publisher publisher = new Publisher();
  52             publisher.setUrl(DcaeConfigurationsCache.getPubSecInfo(dmaapConfigKey).getDmaapInfo().getTopicUrl());
  53             publisher.publish(policyMsg);
  54             log.info("send policyMsg: " + JacksonUtil.beanToJson(policyMsg));
  55         } catch (CorrelationException e) {
  56             log.error("Failed to publish policyMsg to dmaap", e.getMessage());
  57         } catch (JsonProcessingException e) {
  58             log.info("Failed to convert policyMsg to json");
  59         } catch (NullPointerException e) {
  60             log.error("DMaaP configurations does not exist!");
  61         }
  62     }
  63
  64     public PolicyMsg getPolicyMsg(VesAlarm rootAlarm, VesAlarm childAlarm, String packgeName) {
  65         return Optional.ofNullable(getVmEntity(rootAlarm.getSourceId(), rootAlarm.getSourceName()))
  66                 .map(vmEntity -> getEnrichedPolicyMsg(vmEntity, rootAlarm, childAlarm, packgeName))
  67                 .orElse(getDefaultPolicyMsg(rootAlarm.getSourceName()));
  68     }
  69
  70     private String getVserverInstanceId(VnfEntity vnfEntity) {
  71         String vserverInstanceId = "";
  72         if (vnfEntity != null) {
  73             List<Relationship> relationshipList = vnfEntity.getRelationshipList().getRelationships();
  74             Relationship relationship = null;
  75             for(int i = 0; i < relationshipList.size(); i++) {
  76                 if (SERVICE_INSTANCE.equals(relationshipList.get(i).getRelatedTo())) {
  77                     relationship = relationshipList.get(i);
  78                     break;
  79                 }
  80             }
  81             if (relationship != null) {
  82                 List<RelationshipData> relationshipDataList = relationship.getRelationshipDataList();
  83                 for(int i = 0; i < relationshipDataList.size(); i++) {
  84                     if (SERVICE_INSTANCE_ID
  85                             .equals(relationshipDataList.get(i).getRelationshipKey())) {
  86                         vserverInstanceId = relationshipDataList.get(i).getRelationshipValue();
  87                         break;
  88                     }
  89                 }
  90             }
  91         }
  92         return vserverInstanceId;
  93     }
  94
  95     private PolicyMsg getEnrichedPolicyMsg(VmEntity vmEntity, VesAlarm rootAlarm, VesAlarm childAlarm,
  96             String packageName) {
  97         PolicyMsg policyMsg = new PolicyMsg();
  98         String alarmUniqueKey = "";
  99         if (rootAlarm.getAlarmIsCleared() == POLICY_MESSAGE_ABATED) {
 100             policyMsg.setClosedLoopEventStatus(EVENT_STATUS.ABATED);
 101             alarmUniqueKey =
 102                     rootAlarm.getSourceId() + ":" + rootAlarm.getEventName().replace("Cleared", "");
 103         } else {
 104             policyMsg.setClosedLoopEventStatus(EVENT_STATUS.ONSET);
 105             enrichVnfInfo(childAlarm, policyMsg);
 106             alarmUniqueKey = rootAlarm.getSourceId() + ":" + rootAlarm.getEventName();
 107         }
 108         if (alarmUniqueRequestID.containsKey(alarmUniqueKey)) {
 109             policyMsg.setRequestID(alarmUniqueRequestID.get(alarmUniqueKey));
 110         } else {
 111             String requestID = UUID.randomUUID().toString();
 112             policyMsg.setRequestID(requestID);
 113             alarmUniqueRequestID.put(alarmUniqueKey, requestID);
 114         }
 115         policyMsg.setClosedLoopControlName(loopControlNames.get(packageName));
 116         policyMsg.setTarget(vmEntity.getVserverName());
 117         policyMsg.getAai().put("vserver.in-maint", String.valueOf(vmEntity.getInMaint()));
 118         policyMsg.getAai().put("vserver.is-closed-loop-disabled",
 119                 String.valueOf(vmEntity.getClosedLoopDisable()));
 120         policyMsg.getAai().put("vserver.prov-status", vmEntity.getProvStatus());
 121         policyMsg.getAai().put("vserver.resource-version", vmEntity.getResourceVersion());
 122         policyMsg.getAai().put("vserver.vserver-id", vmEntity.getVserverId());
 123         policyMsg.getAai().put("vserver.vserver-name", vmEntity.getVserverName());
 124         policyMsg.getAai().put("vserver.vserver-name2", vmEntity.getVserverName2());
 125         policyMsg.getAai().put("vserver.vserver-selflink", vmEntity.getVserverSelflink());
 126         return policyMsg;
 127     }
 128
 129     private PolicyMsg getDefaultPolicyMsg(String sourceName) {
 130         PolicyMsg policyMsg = new PolicyMsg();
 131         policyMsg.setTarget("vserver.vserver-name");
 132         policyMsg.setTargetType("VM");
 133         policyMsg.getAai().put("vserver.vserver-name", sourceName);
 134         return policyMsg;
 135     }
 136
 137     private void enrichVnfInfo(VesAlarm childAlarm, PolicyMsg policyMsg) {
 138         VnfEntity vnfEntity = getVnfEntity(childAlarm.getSourceId(), childAlarm.getSourceName());
 139         String vserverInstatnceId = getVserverInstanceId(vnfEntity);
 140         policyMsg.getAai().put("generic-vnf.vnf-id", childAlarm.getSourceId());
 141         policyMsg.getAai().put("generic-vnf.vnf-name", childAlarm.getSourceName());
 142         policyMsg.getAai().put("generic-vnf.service-instance-id", vserverInstatnceId);
 143     }
 144
 145     private VnfEntity getVnfEntity(String vnfId, String vnfName) {
 146         VnfEntity vnfEntity = null;
 147         try {
 148             vnfEntity = aaiQuery.getAaiVnfData(vnfId, vnfName);
 149         } catch (CorrelationException e) {
 150             log.error("Failed to get vnf data", e.getMessage());
 151         }
 152         return vnfEntity;
 153     }
 154
 155     private VmEntity getVmEntity(String sourceId, String sourceName) {
 156         VmEntity vmEntity = null;
 157         try {
 158             vmEntity = aaiQuery.getAaiVmData(sourceId, sourceName);
 159         } catch (CorrelationException e) {
 160             log.error("Failed to get vm data", e.getMessage());
 161         }
 162         return vmEntity;
 163     }
 164 }