rules/ccvpn2-rule.drl

   1 package org.onap.holmes.ccvpnBandwidth;
   2
   3 dialect "java"
   4
   5     import org.onap.holmes.common.api.stat.VesAlarm;
   6     import org.onap.holmes.common.api.stat.AlarmAdditionalField;
   7     import org.onap.holmes.common.aai.AaiQuery4Ccvpn2;
   8     import org.onap.holmes.common.exception.CorrelationException;
   9     import org.onap.holmes.common.dmaap.entity.PolicyMsg;
  10     import org.onap.holmes.common.dmaap.DmaapService;
  11     import org.onap.holmes.common.utils.DroolsLog;
  12     import org.onap.holmes.common.dropwizard.ioc.utils.ServiceLocatorHolder;
  13
  14     import com.alibaba.fastjson.JSONArray;
  15     import com.alibaba.fastjson.JSONObject;
  16
  17     import java.util.List;
  18     import java.util.Map;
  19     import java.util.ArrayList;
  20     import java.util.HashMap;
  21     import java.util.UUID;
  22
  23     function String getAdditionalField(VesAlarm a, String field) {
  24     List<AlarmAdditionalField> fields = a.getAlarmAdditionalInformation();
  25     for (AlarmAdditionalField f : fields) {
  26         if (f.getName().equals(field)) {
  27            return f.getValue();
  28         }
  29     }
  30         return null;
  31     }
  32
  33     function Map<String, Object> getAdditionalResourceInfo(VesAlarm a, String bandwidth) {
  34         AaiQuery4Ccvpn2 aai = AaiQuery4Ccvpn2.newInstance();
  35         JSONObject instance = aai.getServiceInstance(getAdditionalField(a, "siteService"));
  36         Map<String, Object> ret = new HashMap<String, Object>();
  37         ret.put("service-instance.service-instance-id", instance.getString("service-instance-id"));
  38          ret.put("vserver.vserver-name", "TBD");
  39          ret.put("globalSubscriberId", instance.getString("globalSubscriberId"));
  40          ret.put("serviceType", instance.getString("serviceType"));
  41          ret.put("vserver.is-closed-loop-disabled", "false");
  42          ret.put("vserver.prov-status", "ACTIVE");
  43          ret.put("bandwidth", bandwidth);
  44          ret.put("bandwidth-change-time", getAdditionalField(a, "timestamp"));
  45          ret.put("vnfId", instance.getString("vnfId"));
  46          return ret;
  47     }
  48
  49     function PolicyMsg createPolicyMsg(VesAlarm alarm, String bandwidth) {
  50         PolicyMsg m = new PolicyMsg();
  51         m.setPolicyVersion("2.0.0");
  52         m.setPolicyName("ccvpn");
  53         m.setPolicyScope("service=SOTNService,type=SampleType,closedLoopControlName=CL-CCVPN-d925ed73-8231-4d02-9545-db4e101f88f8");
  54         m.setClosedLoopControlName(DmaapService.loopControlNames.get("org.onap.holmes.ccvpnBandwidth"));
  55         m.setRequestID(UUID.randomUUID().toString());
  56         m.setClosedLoopAlarmStart(alarm.getStartEpochMicrosec());
  57         m.setClosedLoopAlarmEnd(alarm.getLastEpochMicrosec());
  58         m.setTarget("vserver.vserver-name");
  59         m.setAai(getAdditionalResourceInfo(alarm, bandwidth));
  60
  61         DmaapService.alarmUniqueRequestID.put(alarm.getEventId(), m.getRequestID());
  62
  63          return m;
  64     }
  65
  66     rule "Analyse traffic exception"
  67         no-loop true
  68          salience 200
  69          when
  70             $a: VesAlarm(eventName.indexOf("bandwidth") != -1,
  71                         rootFlag != 1)
  72        then
  73         String bandwidth = "5000";
  74            if ("Abnormal".equalsIgnoreCase(getAdditionalField($a, "exceptionType"))) {
  75                bandwidth = "10000";
  76            }
  77         PolicyMsg msg = createPolicyMsg($a, bandwidth);
  78         DmaapService dmaapService = ServiceLocatorHolder.getLocator().getService(DmaapService.class);
  79         dmaapService.publishPolicyMsg(msg, "unauthenticated.DCAE_CL_OUTPUT");
  80         $a.setRootFlag(1);
  81     end