feat(microservices): migrate redis transporter to internally use ioredis package

integration/microservices/e2e/disconnected-client.spec.ts

@@ -34,7 +34,7 @@ describe('Disconnected client', () => {
       .send({
         transport: Transport.REDIS,
         options: {
-          url: 'redis://localhost:3333',
+          port: '3333',
         },
       })
       .expect(408);

integration/microservices/src/disconnected.controller.ts

@@ -3,7 +3,7 @@ import {
   Controller,
   InternalServerErrorException,
   Post,
-  RequestTimeoutException,
+  RequestTimeoutException
 } from '@nestjs/common';
 import { ClientProxyFactory } from '@nestjs/microservices';
 import { Observable, throwError } from 'rxjs';
@@ -24,7 +24,8 @@ export class DisconnectedClientController {
         return throwError(() =>
           code === 'ECONNREFUSED' ||
           code === 'CONN_ERR' ||
-          code === 'CONNECTION_REFUSED'
+          code === 'CONNECTION_REFUSED' ||
+          error.message === 'Connection is closed.'
             ? new RequestTimeoutException('ECONNREFUSED')
             : new InternalServerErrorException(),
         );