feat: add possibility to configure stop time for workers (#4012)

* feat: add a timer to gracefully control how long workers wait before exiting

packages/cli/commands/worker.ts

@@ -85,7 +85,7 @@ export class Worker extends Command {
 			const externalHooks = ExternalHooks();
 			await externalHooks.run('n8n.stop', []);
 
-			const maxStopTime = 30000;
+			const maxStopTime = config.getEnv('queue.bull.gracefulShutdownTimeout') * 1000;
 
 			const stopTime = new Date().getTime() + maxStopTime;
 

packages/cli/config/schema.ts

@@ -351,6 +351,12 @@ export const schema = {
 				default: 60,
 				env: 'QUEUE_RECOVERY_INTERVAL',
 			},
+			gracefulShutdownTimeout: {
+				doc: 'How long should n8n wait for running executions before exiting worker process',
+				format: Number,
+				default: 30,
+				env: 'QUEUE_WORKER_TIMEOUT',
+			},
 		},
 	},