Merge pull request #3406 from ShvaykaD/improvements/queue-reprocessing-strategy-3.2

[3.2] Improvements/queue reprocessing strategy

@@ -56,7 +56,9 @@ public class TbRuleEngineProcessingStrategyFactory {
         private final boolean retryTimeout;
         private final int maxRetries;
         private final double maxAllowedFailurePercentage;
-        private final long pauseBetweenRetries;
+        private final long maxPauseBetweenRetries;
+
+        private long pauseBetweenRetries;
 
         private int initialTotalCount;
         private int retryCount;
@@ -69,6 +71,7 @@ public class TbRuleEngineProcessingStrategyFactory {
             this.maxRetries = configuration.getRetries();
             this.maxAllowedFailurePercentage = configuration.getFailurePercentage();
             this.pauseBetweenRetries = configuration.getPauseBetweenRetries();
+            this.maxPauseBetweenRetries = configuration.getMaxPauseBetweenRetries();
         }
 
         @Override
@@ -108,6 +111,9 @@ public class TbRuleEngineProcessingStrategyFactory {
                         } catch (InterruptedException e) {
                             throw new RuntimeException(e);
                         }
+                        if (maxPauseBetweenRetries > pauseBetweenRetries) {
+                            pauseBetweenRetries = Math.min(maxPauseBetweenRetries, pauseBetweenRetries * 2);
+                        }
                     }
                     return new TbRuleEngineProcessingDecision(false, toReprocess);
                 }

@@ -758,6 +758,7 @@ queue:
           retries: "${TB_QUEUE_RE_MAIN_PROCESSING_STRATEGY_RETRIES:3}" # Number of retries, 0 is unlimited
           failure-percentage: "${TB_QUEUE_RE_MAIN_PROCESSING_STRATEGY_FAILURE_PERCENTAGE:0}" # Skip retry if failures or timeouts are less then X percentage of messages;
           pause-between-retries: "${TB_QUEUE_RE_MAIN_PROCESSING_STRATEGY_RETRY_PAUSE:3}"# Time in seconds to wait in consumer thread before retries;
+          max-pause-between-retries: "${TB_QUEUE_RE_MAIN_PROCESSING_STRATEGY_MAX_RETRY_PAUSE:3}"# Max allowed time in seconds for pause between retries.
       - name: "${TB_QUEUE_RE_HP_QUEUE_NAME:HighPriority}"
         topic: "${TB_QUEUE_RE_HP_TOPIC:tb_rule_engine.hp}"
         poll-interval: "${TB_QUEUE_RE_HP_POLL_INTERVAL_MS:25}"
@@ -773,6 +774,7 @@ queue:
           retries: "${TB_QUEUE_RE_HP_PROCESSING_STRATEGY_RETRIES:0}" # Number of retries, 0 is unlimited
           failure-percentage: "${TB_QUEUE_RE_HP_PROCESSING_STRATEGY_FAILURE_PERCENTAGE:0}" # Skip retry if failures or timeouts are less then X percentage of messages;
           pause-between-retries: "${TB_QUEUE_RE_HP_PROCESSING_STRATEGY_RETRY_PAUSE:5}"# Time in seconds to wait in consumer thread before retries;
+          max-pause-between-retries: "${TB_QUEUE_RE_HP_PROCESSING_STRATEGY_MAX_RETRY_PAUSE:5}"# Max allowed time in seconds for pause between retries.
       - name: "${TB_QUEUE_RE_SQ_QUEUE_NAME:SequentialByOriginator}"
         topic: "${TB_QUEUE_RE_SQ_TOPIC:tb_rule_engine.sq}"
         poll-interval: "${TB_QUEUE_RE_SQ_POLL_INTERVAL_MS:25}"
@@ -788,6 +790,7 @@ queue:
           retries: "${TB_QUEUE_RE_SQ_PROCESSING_STRATEGY_RETRIES:3}" # Number of retries, 0 is unlimited
           failure-percentage: "${TB_QUEUE_RE_SQ_PROCESSING_STRATEGY_FAILURE_PERCENTAGE:0}" # Skip retry if failures or timeouts are less then X percentage of messages;
           pause-between-retries: "${TB_QUEUE_RE_SQ_PROCESSING_STRATEGY_RETRY_PAUSE:5}"# Time in seconds to wait in consumer thread before retries;
+          max-pause-between-retries: "${TB_QUEUE_RE_SQ_PROCESSING_STRATEGY_MAX_RETRY_PAUSE:5}"# Max allowed time in seconds for pause between retries.
   transport:
     # For high priority notifications that require minimum latency and processing time
     notifications_topic: "${TB_QUEUE_TRANSPORT_NOTIFICATIONS_TOPIC:tb_transport.notifications}"

@@ -24,5 +24,6 @@ public class TbRuleEngineQueueAckStrategyConfiguration {
     private int retries;
     private double failurePercentage;
     private long pauseBetweenRetries;
+    private long maxPauseBetweenRetries;
 
 }