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