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 javax.inject.Inject;
  22 import lombok.AllArgsConstructor;
  23 import lombok.extern.slf4j.Slf4j;
  24 import org.jvnet.hk2.annotations.Service;
  25 import org.onap.holmes.common.aai.AaiQuery;
  26 import org.onap.holmes.common.aai.entity.RelationshipList.RelationshipData;
  27 import org.onap.holmes.common.aai.entity.VmEntity;
  28 import org.onap.holmes.common.aai.entity.VnfEntity;
  29 import org.onap.holmes.common.api.stat.VesAlarm;
  30 import org.onap.holmes.common.dmaap.entity.PolicyMsg;
  31 import org.onap.holmes.common.dmaap.entity.PolicyMsg.EVENT_STATUS;
  32 import org.onap.holmes.common.exception.CorrelationException;
  33 import org.onap.holmes.common.utils.JacksonUtil;
  34
  35 @Slf4j
  36 @Service
  37 public class DmaapService {
  38
  39     @Inject
  40     private AaiQuery aaiQuery;
  41     @Inject
  42     private Publisher publisher;
  43
  44     public void publishPolicyMsg(PolicyMsg policyMsg) {
  45         try {
  46             publisher.publish(policyMsg);
  47             log.info("send policyMsg: " + JacksonUtil.beanToJson(policyMsg));
  48         } catch (CorrelationException e) {
  49             log.error("Failed to publish policyMsg to dmaap", e.getMessage());
  50         } catch (JsonProcessingException e) {
  51             log.info("Failed to convert policyMsg to json");
  52         }
  53     }
  54
  55     public PolicyMsg getPolicyMsg(VesAlarm vesAlarm) {
  56         return Optional.ofNullable(getVmEntity(vesAlarm.getSourceId(), vesAlarm.getSourceName()))
  57                 .map(vmEntity -> getEnrichedPolicyMsg(vmEntity, vesAlarm))
  58                 .orElse(getDefaultPolicyMsg(vesAlarm.getSourceName()));
  59     }
  60
  61     private String getVserverInstanceId(VnfEntity vnfEntity) {
  62         String vserverInstanceId = "";
  63         if (vnfEntity != null) {
  64             List<RelationshipData> relationshipDataList = vnfEntity.getRelationshipList()
  65                     .getRelationships().stream()
  66                     .filter(relationship -> relationship.getRelatedTo().equals("service-instance"))
  67                     .limit(1).findFirst().get().getRelationshipDataList();
  68
  69             vserverInstanceId = relationshipDataList.stream()
  70                     .filter(relationshipData -> relationshipData.getRelationshipKey().equals("service-instance.service-instance-id"))
  71                     .findFirst()
  72                     .map(relationshipData -> relationshipData.getRelationshipValue()).get();
  73         }
  74         return vserverInstanceId;
  75     }
  76
  77     private VnfEntity getVnfEntity(String vnfId, String vnfName) {
  78         VnfEntity vnfEntity = null;
  79         try {
  80             vnfEntity = aaiQuery.getAaiVnfData(vnfId, vnfName);
  81         } catch (CorrelationException e) {
  82             log.error("Failed to get vnf data", e.getMessage());
  83         }
  84         return vnfEntity;
  85     }
  86
  87     private VmEntity getVmEntity(String sourceId, String sourceName) {
  88         VmEntity vmEntity = null;
  89         try {
  90             vmEntity = aaiQuery.getAaiVmData(sourceId, sourceName);
  91         } catch (CorrelationException e) {
  92             log.error("Failed to get vm data", e.getMessage());
  93         }
  94         return vmEntity;
  95     }
  96
  97     private PolicyMsg getEnrichedPolicyMsg(VmEntity vmEntity, VesAlarm vesAlarm) {
  98         VnfEntity vnfEntity = getVnfEntity(vesAlarm.getEventId(), vesAlarm.getEventName());
  99         String vserverInstatnceId = getVserverInstanceId(vnfEntity);
 100         PolicyMsg policyMsg = new PolicyMsg();
 101         policyMsg.setClosedLoopEventClient("DCAE_INSTANCE_ID.dcae-tca");
 102         policyMsg.setPolicyVersion("1.0.0.5");
 103         policyMsg.setPolicyName("vLoadBalancer");
 104         policyMsg.setPolicyScope(
 105                 "resource=SampleResource,service=SampleService,type=SampleType,closedLoopControlName=SampleClosedLoop");
 106         policyMsg.setTargetType("VM");
 107         policyMsg.setClosedLoopAlarmStart(1484855);
 108         if (vesAlarm.getAlarmIsCleared() == 1) {
 109             policyMsg.setClosedLoopEventStatus(EVENT_STATUS.ABATED);
 110         } else {
 111             policyMsg.setClosedLoopEventStatus(EVENT_STATUS.ONSET);
 112         }
 113         policyMsg.setClosedLoopControlName(
 114                 "CL-LB-LOW-TRAFFIC-SIG-d925ed73-8231-4d02-9545-db4e101f88f8");
 115         policyMsg.setVersion("1.0.2");
 116         policyMsg.setTarget("generic-vnf.vnf-id");
 117         policyMsg.setRequestID("8c1b8bd8-06f7-493f-8ed7-daaa4cc481bc");
 118         policyMsg.setFrom("DCAE");
 119         policyMsg.getAai().put("vserver.in-maint", String.valueOf(vmEntity.getInMaint()));
 120         policyMsg.getAai().put("vserver.is-closed-loop-disabled",
 121                 String.valueOf(vmEntity.getClosedLoopDisable()));
 122         policyMsg.getAai().put("vserver.prov-status", vmEntity.getProvStatus());
 123         policyMsg.getAai().put("vserver.resource-version", vmEntity.getResourceVersion());
 124         policyMsg.getAai().put("vserver.vserver-id", vmEntity.getVserverId());
 125         policyMsg.getAai().put("vserver.vserver-name", vmEntity.getVserverName());
 126         policyMsg.getAai().put("vserver.vserver-name2", vmEntity.getVserverName2());
 127         policyMsg.getAai().put("vserver.vserver-selflink", vmEntity.getVserverSelflink());
 128         policyMsg.getAai().put("generic-vnf.vnf-id", vesAlarm.getEventId());
 129         policyMsg.getAai().put("generic-vnf.vnf-name", vesAlarm.getEventName());
 130         policyMsg.getAai().put("generic-vnf.service-instance-id", vserverInstatnceId);
 131         return policyMsg;
 132     }
 133
 134     private PolicyMsg getDefaultPolicyMsg(String sourceName) {
 135         PolicyMsg policyMsg = new PolicyMsg();
 136         policyMsg.setTarget("vserver.vserver-name");
 137         policyMsg.setTargetType("VM");
 138         policyMsg.getAai().put("vserver.vserver-name", sourceName);
 139         return policyMsg;
 140     }
 141 }