support control loop transaction metrics

Issue-ID: POLICY-3033
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
Change-Id: Ic13275607a56b36506a0c79d1880603ff374b0c2
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>

2 files changed, 51 insertions, 16 deletions

diff --git a/controlloop/common/feature-controlloop-trans/src/main/java/org/onap/policy/drools/apps/controlloop/feature/trans/CacheBasedControlLoopMetricsManager.java b/controlloop/common/feature-controlloop-trans/src/main/java/org/onap/policy/drools/apps/controlloop/feature/trans/CacheBasedControlLoopMetricsManager.java
index 956d28ed8..468c2ea9a 100644
--- a/controlloop/common/feature-controlloop-trans/src/main/java/org/onap/policy/drools/apps/controlloop/feature/trans/CacheBasedControlLoopMetricsManager.java
+++ b/controlloop/common/feature-controlloop-trans/src/main/java/org/onap/policy/drools/apps/controlloop/feature/trans/CacheBasedControlLoopMetricsManager.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP
  * ================================================================================
- * Copyright (C) 2019-2020 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2019-2021 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -29,6 +29,7 @@ import java.time.ZonedDateTime;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 import java.util.Properties;
 import java.util.UUID;
 import java.util.concurrent.TimeUnit;
@@ -38,6 +39,7 @@ import org.onap.policy.controlloop.ControlLoopOperation;
 import org.onap.policy.controlloop.VirtualControlLoopNotification;
 import org.onap.policy.drools.persistence.SystemPersistenceConstants;
 import org.onap.policy.drools.system.PolicyController;
+import org.onap.policy.drools.system.PolicyEngineConstants;
 import org.onap.policy.drools.utils.logging.MdcTransaction;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -163,7 +165,7 @@ class CacheBasedControlLoopMetricsManager implements ControlLoopMetrics {
             case FINAL_FAILURE:
             case FINAL_SUCCESS:
             case FINAL_OPENLOOP:
-                endTransaction(notification);
+                endTransaction(controller, notification);
                 break;
             case ACTIVE:
             case OPERATION:
@@ -224,18 +226,15 @@ class CacheBasedControlLoopMetricsManager implements ControlLoopMetrics {
     /**
      * End of a control loop transaction.
      *
+     * @param controller controller
      * @param notification control loop notification
      */
-    protected void endTransaction(VirtualControlLoopNotification notification) {
+    protected void endTransaction(PolicyController controller, VirtualControlLoopNotification notification) {
         ZonedDateTime startTime;
         VirtualControlLoopNotification startNotification = cache.getIfPresent(notification.getRequestId());
-        if (startNotification != null) {
-            startTime = startNotification.getNotificationTime();
-        } else {
-            startTime = notification.getNotificationTime();
-        }
+        startTime = Objects.requireNonNullElse(startNotification, notification).getNotificationTime();
 
-        this.transaction(notification, startTime);
+        this.transaction(controller, notification, startTime);
         if (startNotification != null) {
             removeTransaction(startNotification.getRequestId());
         }
@@ -349,7 +348,8 @@ class CacheBasedControlLoopMetricsManager implements ControlLoopMetrics {
         return trans;
     }
 
-    protected void transaction(VirtualControlLoopNotification notification, ZonedDateTime startTime) {
+    protected void transaction(PolicyController controller,
+            VirtualControlLoopNotification notification, ZonedDateTime startTime) {
         MdcTransaction trans = getMdcTransaction(notification)
                 .setStartTime(startTime.toInstant())
                 .setEndTime(notification.getNotificationTime().toInstant());
@@ -372,6 +372,13 @@ class CacheBasedControlLoopMetricsManager implements ControlLoopMetrics {
                 break;
         }
 
+        try {
+            PolicyEngineConstants.getManager().transaction(controller.getName(),
+                    notification.getClosedLoopControlName(), trans.getMetric());
+        } catch (RuntimeException rex) {
+            logger.info("error pegging control loop transaction: {}", trans.getMetric(), rex);
+        }
+
         trans.transaction().resetTransaction();
     }
 
@@ -387,10 +394,6 @@ class CacheBasedControlLoopMetricsManager implements ControlLoopMetrics {
 
     private String notificationTypeToResponseCode(String notificationType) {
         String code = note2code.get(notificationType);
-        if (code != null) {
-            return code;
-        } else {
-            return UNKNOWN_RESPONSE_CODE;
-        }
+        return Objects.requireNonNullElse(code, UNKNOWN_RESPONSE_CODE);
     }
 }
diff --git a/controlloop/common/feature-controlloop-trans/src/test/java/org/onap/policy/drools/apps/controlloop/feature/trans/ControlLoopMetricsFeatureTest.java b/controlloop/common/feature-controlloop-trans/src/test/java/org/onap/policy/drools/apps/controlloop/feature/trans/ControlLoopMetricsFeatureTest.java
index a19006e05..480c8d474 100644
--- a/controlloop/common/feature-controlloop-trans/src/test/java/org/onap/policy/drools/apps/controlloop/feature/trans/ControlLoopMetricsFeatureTest.java
+++ b/controlloop/common/feature-controlloop-trans/src/test/java/org/onap/policy/drools/apps/controlloop/feature/trans/ControlLoopMetricsFeatureTest.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP
  * ================================================================================
- * Copyright (C) 2018-2020 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2018-2021 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -32,6 +32,7 @@ import java.nio.file.Path;
 import java.util.UUID;
 import java.util.concurrent.TimeUnit;
 import org.junit.AfterClass;
+import org.junit.Before;
 import org.junit.BeforeClass;
 import org.junit.Test;
 import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
@@ -52,6 +53,17 @@ public class ControlLoopMetricsFeatureTest {
     private static final Path configPath = SystemPersistenceConstants.getManager().getConfigurationPath();
     private static PolicyController testController;
 
+    private static void resetStats() {
+        PolicyEngineConstants.getManager().getStats().getGroupStat().setAverageExecutionTime(0d);
+        PolicyEngineConstants.getManager().getStats().getGroupStat().setLastExecutionTime(0L);
+        PolicyEngineConstants.getManager().getStats().getGroupStat().setLastStart(0L);
+        PolicyEngineConstants.getManager().getStats().getGroupStat().setAverageExecutionTime(0d);
+        PolicyEngineConstants.getManager().getStats().getGroupStat().setPolicyExecutedCount(0L);
+        PolicyEngineConstants.getManager().getStats().getGroupStat().setPolicyExecutedFailCount(0L);
+        PolicyEngineConstants.getManager().getStats().getGroupStat().setPolicyExecutedSuccessCount(0L);
+        PolicyEngineConstants.getManager().getStats().getGroupStat().setTotalElapsedTime(0d);
+    }
+
     /**
      * Setup method.
      */
@@ -65,6 +77,12 @@ public class ControlLoopMetricsFeatureTest {
     @AfterClass
     public static void tearDown() {
         SystemPersistenceConstants.getManager().setConfigurationDir(configPath.toString());
+        resetStats();
+    }
+
+    @Before
+    public void beforeTest() {
+        resetStats();
     }
 
     @Test
@@ -231,6 +249,19 @@ public class ControlLoopMetricsFeatureTest {
                 Serialization.gsonPretty.fromJson(finalSuccessNotification, VirtualControlLoopNotification.class);
         feature.beforeDeliver(testController, CommInfrastructure.DMAAP, POLICY_CL_MGT, finalSuccess);
         assertEquals(0, ControlLoopMetricsManager.getManager().getTransactionIds().size());
+        assertEquals(1,
+                PolicyEngineConstants.getManager().getStats().getGroupStat().getPolicyExecutedSuccessCount());
+        assertEquals(0,
+                PolicyEngineConstants.getManager().getStats().getGroupStat().getPolicyExecutedFailCount());
+        assertEquals(1, PolicyEngineConstants.getManager().getStats().getGroupStat().getPolicyExecutedCount());
+        assertEquals(1587409937684L,
+                PolicyEngineConstants.getManager().getStats().getGroupStat().getLastExecutionTime());
+        assertEquals(461d,
+                PolicyEngineConstants.getManager().getStats().getGroupStat().getAverageExecutionTime(), 0.0d);
+        assertEquals(1587409937223L,
+                PolicyEngineConstants.getManager().getStats().getGroupStat().getLastStart());
+        assertEquals(461d,
+                PolicyEngineConstants.getManager().getStats().getGroupStat().getTotalElapsedTime(), 0.0d);
     }
 
     @Test
@@ -255,4 +286,5 @@ public class ControlLoopMetricsFeatureTest {
         Thread.sleep((ControlLoopMetricsManager.getManager().getTransactionTimeout() + 1) * 1000L);  // NOSONAR
         assertEquals(0, ControlLoopMetricsManager.getManager().getTransactionIds().size());
     }
+
 }