IO-2959 Remove debug for crisp status and add sig term handler.

server.js

@@ -24,6 +24,8 @@ const { ElastiCacheClient, DescribeCacheClustersCommand } = require("@aws-sdk/cl
 const { InstanceRegion } = require("./server/utils/instanceMgr");
 const StartStatusReporter = require("./server/utils/statusReporter");
 
+const cleanupTasks = [];
+let isShuttingDown = false;
 const CLUSTER_RETRY_BASE_DELAY = 100;
 const CLUSTER_RETRY_MAX_DELAY = 5000;
 const CLUSTER_RETRY_JITTER = 100;
@@ -298,7 +300,14 @@ const main = async () => {
   applyRoutes({ app });
   redisSocketEvents({ io: ioRedis, redisHelpers, ioHelpers, logger });
 
-  StartStatusReporter();
+  const StatusReporter = StartStatusReporter();
+  registerCleanupTask(async () => {
+    StatusReporter.end();
+  });
+
+  // Add SIGTERM signal handler
+  process.on("SIGTERM", handleSigterm);
+  process.on("SIGINT", handleSigterm); // Optional: Handle Ctrl+C
 
   try {
     await server.listen(port);
@@ -317,3 +326,33 @@ main().catch((error) => {
   // Note: If we want the app to crash on all uncaught async operations, we would
   // need to put a `process.exit(1);` here
 });
+
+// Register a cleanup task
+function registerCleanupTask(task) {
+  cleanupTasks.push(task);
+}
+
+// SIGTERM handler
+async function handleSigterm() {
+  if (isShuttingDown) {
+    logger.log("sigterm-api", "WARN", null, null, { message: "Shutdown already in progress, ignoring signal." });
+    return;
+  }
+
+  isShuttingDown = true;
+
+  logger.log("sigterm-api", "WARN", null, null, { message: "SIGTERM Received. Starting graceful shutdown." });
+
+  try {
+    for (const task of cleanupTasks) {
+      logger.log("sigterm-api", "WARN", null, null, { message: `Running cleanup task: ${task.name}` });
+
+      await task();
+    }
+    logger.log("sigterm-api", "WARN", null, null, { message: `All cleanup tasks completed.` });
+  } catch (error) {
+    logger.log("sigterm-api-error", "ERROR", null, null, { message: error.message, stack: error.stack });
+  }
+
+  process.exit(0);
+}