fix(rabbitmq): 🐛 Disable heartbeat, add additional try/catch

src/common/service-manager/index.ts

@@ -46,8 +46,7 @@ import { customJSONStringify, parseError } from "../utils";
 import { GasPriceService } from "../gas-price";
 import { CacheFeesJob } from "../gas-price/jobs/CacheFees";
 import { FlashbotsClient } from "../network/FlashbotsClient";
-import { ENTRYPOINT_V6_ABI } from "@biconomy/gas-estimations";
-import { ENTRYPOINT_V7_ABI } from "@biconomy/gas-estimations";
+import { ENTRYPOINT_V6_ABI, ENTRYPOINT_V7_ABI } from "@biconomy/gas-estimations"
 
 const log = logger.child({
   module: module.filename.split("/").slice(-4).join("/"),
@@ -109,7 +108,10 @@ let statusService: IStatusService;
   const queueUrl =
   process.env.BUNDLER_QUEUE_URL || nodeconfig.get<string>("queueUrl");
 
-  const rabbitMqConnection = await amqp.connect(queueUrl);
+  // disable heartbeat to avoid connection timeout
+  const rabbitMqConnection = await amqp.connect(queueUrl, {
+    heartbeat: 0,
+  });
 
 
   const slackNotificationService = new SlackNotificationService(

src/relayer/consumer/BundlerConsumer.ts

@@ -69,7 +69,12 @@ export class BundlerConsumer
       });
 
       topLog.info(`BundlerConsumer.onMessageReceived`);
-      this.queue.ack(msg);
+
+      try {
+        this.queue.ack(msg);
+      } catch (err) {
+        topLog.error({ err }, `BundlerConsumer.onMessageReceived:: Error while acknowledging message`);
+      }
 
       const sendTransactionWithRetry = async (): Promise<void> => {
         // get active relayer

src/relayer/retry-transaction-service/EVMRetryTransactionService.ts

@@ -74,7 +74,11 @@ export class EVMRetryTransactionService
         "Message received from retry transaction queue",
       );
 
-      this.queue.ack(msg);
+      try {
+        this.queue.ack(msg);
+      } catch (err) {
+        log.error({ err }, `EVMRetryTransactionService.onMessageReceived:: Error while acknowledging message`);
+      }
 
       const {
         transactionHash,