X-Git-Url: https://gerrit.onap.org/r/gitweb?a=blobdiff_plain;f=rules%2Fccvpn-rule.drl;fp=rules%2Fccvpn-rule.drl;h=e006dbbcb691f88c640c31f92f937c6804387fb6;hb=cc95aa4f9966f014f45e32f177bf622b3ef7a8b7;hp=0000000000000000000000000000000000000000;hpb=b8651a1e20797576bb4af8ec672b60a65c215549;p=holmes%2Frule-management.git

diff --git a/rules/ccvpn-rule.drl b/rules/ccvpn-rule.drl
new file mode 100644
index 0000000..e006dbb
--- /dev/null
+++ b/rules/ccvpn-rule.drl
@@ -0,0 +1,184 @@
+package org.onap.holmes.ccvpn;
+
+dialect "java"
+
+import org.onap.holmes.common.api.stat.VesAlarm;
+import org.onap.holmes.common.api.stat.AlarmAdditionalField;
+import org.onap.holmes.common.aai.AaiQuery4Ccvpn;
+import org.onap.holmes.common.exception.CorrelationException;
+import org.onap.holmes.common.dmaap.entity.PolicyMsg;
+import org.onap.holmes.common.dmaap.DmaapService;
+import org.onap.holmes.common.utils.DroolsLog;
+import org.onap.holmes.common.dropwizard.ioc.utils.ServiceLocatorHolder;
+
+import com.alibaba.fastjson.JSONArray;
+import com.alibaba.fastjson.JSONObject;
+
+import java.util.List;
+import java.util.Map;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.UUID;
+
+function String getAdditionalField(VesAlarm a, String field) {
+	List<AlarmAdditionalField> fields = a.getAlarmAdditionalInformation();
+	for (AlarmAdditionalField f : fields) {
+		if (f.getName().equals(field)) {
+			return f.getValue();
+		}
+	}
+	return null;
+}
+
+function String getLogicLink(VesAlarm alarm) {
+	AaiQuery4Ccvpn aai = AaiQuery4Ccvpn.newInstance();
+	return aai.getLogicLink(
+		getAdditionalField(alarm, "networkId"),
+		getAdditionalField(alarm, "node"),
+		getAdditionalField(alarm, "tp-id"),
+		null
+	);
+}
+
+function boolean isCorrelated(VesAlarm a, VesAlarm b) {
+	String logicLinkA = getLogicLink(a);
+	if (logicLinkA == null)	{
+		return false;
+	}
+
+	String logicLinkB = getLogicLink(b);
+	if (logicLinkB == null) {
+		return false;
+	}
+
+	return logicLinkA.equals(logicLinkB);
+}
+
+function void updateAaiLinkStatus(String linkName, String status) {
+	AaiQuery4Ccvpn aai = AaiQuery4Ccvpn.newInstance();
+	Map<String, Object> body = new HashMap<String, Object>(){
+		{
+			put("operational-status", status);
+		}
+	};
+	aai.updateLogicLinkStatus(linkName, body);
+}
+
+function void updateAaiTpStatus(String networkId, String pnfName, String ifName, String status) {
+	AaiQuery4Ccvpn aai = AaiQuery4Ccvpn.newInstance();
+	Map<String, Object> body = new HashMap<String, Object>(){
+		{
+			put("operational-status", status);
+		}
+	};
+	aai.updateTerminalPointStatus(networkId, pnfName, ifName, body);
+}
+
+function Map<String, Object> getAdditionalResourceInfo(String networkId, String pnfName, String ifName, String status) {
+	AaiQuery4Ccvpn aai = AaiQuery4Ccvpn.newInstance();
+	JSONArray instances = aai.getServiceInstances(networkId, pnfName, ifName, status);
+
+	Map<String, Object> ret = new HashMap<String, Object>();
+
+	StringBuilder sbn = new StringBuilder();
+	StringBuilder sbi = new StringBuilder();
+	for(int i = 0; i < instances.size(); ++i) {
+		JSONObject o = instances.getJSONObject(i);
+		String name = o.getString("service-instance-name");
+		String id = o.getString("service-instance-id");
+		ret.put(id + ".input-parameters", o.getString("input-parameters"));
+		sbn.append(name).append(",");
+		sbi.append(id).append(",");
+	}
+	ret.put("service-instance.service-instance-name", sbn.substring(0, sbn.length() -1).toString());
+	ret.put("service-instance.service-instance-id", sbi.substring(0, sbi.length() -1).toString());
+	ret.put("vserver.vserver-name", "TBD");
+	ret.put("globalSubscriberId", instances.getJSONObject(0).getString("globalSubscriberId"));
+	ret.put("serviceType", instances.getJSONObject(0).getString("serviceType"));
+
+	return ret;
+}
+
+function PolicyMsg createPolicyMsg(VesAlarm alarm) {
+	PolicyMsg m = new PolicyMsg();
+	m.setPolicyVersion("1.0.0.5");
+	m.setPolicyName("CCVPN");
+	m.setPolicyScope("service=SOTNService,type=SampleType,closedLoopControlName=CL-CCVPN-d925ed73-8231-4d02-9545-db4e101f88f8");
+	m.setClosedLoopControlName(DmaapService.loopControlNames.get("org.onap.holmes.ccvpn"));
+	m.setRequestID(UUID.randomUUID().toString());
+	m.setClosedLoopAlarmStart(alarm.getStartEpochMicrosec());
+	m.setClosedLoopAlarmEnd(alarm.getLastEpochMicrosec());
+	m.setTarget("vserver.vserver-name");
+	m.setAai(getAdditionalResourceInfo(
+		getAdditionalField(alarm, "networkId"),
+		getAdditionalField(alarm, "node"),
+		getAdditionalField(alarm, "tp-id"),
+		getAdditionalField(alarm, "oper-status")
+	));
+
+	DmaapService.alarmUniqueRequestID.put(alarm.getEventId(), m.getRequestID());
+
+	return m;
+}
+
+rule "Update AAI Information"
+	no-loop true
+	salience 300
+	when
+		$a: VesAlarm(eventName.indexOf("Fault_Route_Status") != -1)
+	then
+		updateAaiTpStatus (
+			getAdditionalField($a, "networkId"),
+			getAdditionalField($a, "node"),
+			getAdditionalField($a, "tp-id"),
+			getAdditionalField($a, "oper-status")
+		);
+end
+
+rule "Set Up Correlation"
+	no-loop true
+	salience 200
+	when
+		$a: VesAlarm($id: eventId, 
+						$start: startEpochMicrosec, 
+						eventName.indexOf("Fault_Route_Status") != -1)
+		$b: VesAlarm(eventId != $id, 
+						eventName.indexOf("Fault_Route_Status") != -1, 
+						Math.abs(startEpochMicrosec - $start) < 60000)
+	then
+		String status = "down";
+		if (status.equalsIgnoreCase(getAdditionalField($a, "oper-status")) 
+				&& status.equalsIgnoreCase(getAdditionalField($b, "oper-status"))) {
+		    if (isCorrelated($a, $b)){
+		    	// If any of the alarms have been marked as root, a policy message has ever been created and sent. Do NOT send it again.
+		    	if ($a.getRootFlag() != 1 && $b.getRootFlag() != 1) {
+			    	PolicyMsg msg = createPolicyMsg($a);
+			        DmaapService dmaapService = ServiceLocatorHolder.getLocator().getService(DmaapService.class);
+			        dmaapService.publishPolicyMsg(msg, "unauthenticated.DCAE_CL_OUTPUT");
+			        updateAaiLinkStatus(getLogicLink($a), status);
+		    	}
+		        $a.setRootFlag(1);
+		        $b.setRootFlag(1);
+		        update($a);
+		        update($b);
+		    }
+	    }
+end
+
+rule "Clear Alarms"
+	no-loop true
+	salience 100
+	when
+		$a: VesAlarm(eventName.indexOf("Fault_Route_Status") != -1)
+	then
+		if ("up".equalsIgnoreCase(getAdditionalField($a, "oper-status"))) {
+			if (DmaapService.alarmUniqueRequestID.containsKey($a.getEventId())) {
+				DmaapService.alarmUniqueRequestID.remove($a.getEventId());
+			}
+	
+			//TODO: send alarm clearing message to Policy - for now it's not needed.
+	        //...
+	
+			retract($a);
+		}
+end
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