Limit workflow timeout to a range of 1 to 300 seconds

Signed-off-by: Junwei Dai <[email protected]>

src/main/java/org/opensearch/flowframework/util/WorkflowTimeoutUtility.java

@@ -18,6 +18,7 @@
 import org.opensearch.flowframework.transport.GetWorkflowStateAction;
 import org.opensearch.flowframework.transport.GetWorkflowStateRequest;
 import org.opensearch.flowframework.transport.WorkflowResponse;
+import org.opensearch.search.aggregations.metrics.Min;
 import org.opensearch.threadpool.Scheduler;
 import org.opensearch.threadpool.ThreadPool;
 
@@ -32,7 +33,7 @@ public class WorkflowTimeoutUtility {
 
     private static final Logger logger = LogManager.getLogger(WorkflowTimeoutUtility.class);
     private static final TimeValue MAX_TIMEOUT_MILLIS = TimeValue.timeValueSeconds(300);
-
+    private static final TimeValue MIN_TIMEOUT_MILLIS = TimeValue.timeValueSeconds(1);
     /**
      * Schedules a timeout task for a workflow execution.
      *
@@ -53,6 +54,7 @@ public static ActionListener<WorkflowResponse> scheduleTimeoutHandler(
         AtomicBoolean isResponseSent
     ) {
         long adjustedTimeout = Math.min(timeout, MAX_TIMEOUT_MILLIS.millis());
+        adjustedTimeout = Math.max(adjustedTimeout, MIN_TIMEOUT_MILLIS.millis());
         Scheduler.ScheduledCancellable scheduledCancellable = threadPool.schedule(
             new WorkflowTimeoutListener(client, workflowId, listener, isResponseSent),
             TimeValue.timeValueMillis(adjustedTimeout),