dependencies upgrade

package.json

@@ -4,17 +4,12 @@
   "description": "Relayer for Tornado.cash privacy solution. https://tornado.cash",
   "scripts": {
     "dev:app": "nodemon --watch './src/**/*.ts' --exec ts-node src/app/index.ts",
-    "server": "node src/app/server.ts",
-    "worker": "node src/worker",
-    "treeWatcher": "node src/treeWatcher",
-    "priceWatcher": "node src/priceWatcher",
-    "healthWatcher": "node src/healthWatcher",
+    "dev:worker": "nodemon --watch './src/**/*.ts' --exec ts-node src/worker.ts",
     "eslint": "eslint --ext .js --ignore-path .gitignore .",
     "prettier:check": "npx prettier --check . --config .prettierrc",
     "prettier:fix": "npx prettier --write . --config .prettierrc",
     "lint": "yarn eslint && yarn prettier:check",
-    "test": "mocha",
-    "start": "yarn server & yarn priceWatcher & yarn treeWatcher & yarn worker & yarn healthWatcher"
+    "test": "mocha"
   },
   "author": "tornado.cash",
   "license": "MIT",
@@ -28,7 +23,7 @@
     "ethers": "^5.6.4",
     "fastify": "^3.28.0",
     "gas-price-oracle": "^0.4.6",
-    "ioredis": "^4.14.1",
+    "ioredis": "^5.0.6",
     "json-schema-to-ts": "^2.2.0",
     "node-fetch": "^2.6.7",
     "reflect-metadata": "^0.1.13",

src/modules/redis.ts

@@ -1,25 +1,28 @@
-import Redis from 'ioredis';
+import IORedis, { Redis } from 'ioredis';
 import { redisUrl } from '../config';
 import { container, singleton } from 'tsyringe';
 
+const getNewInstance: () => Redis = () => new IORedis(redisUrl, { maxRetriesPerRequest: null });
+
 @singleton()
 export class RedisStore {
-  get client(): Redis.Redis {
+  get client() {
+    if (!this._client) {
+      this._client = getNewInstance();
+    }
     return this._client;
   }
 
-  get subscriber(): Redis.Redis {
+  get subscriber() {
+    if (!this._subscriber) {
+      this._subscriber = getNewInstance();
+    }
     return this._subscriber;
   }
 
-  private readonly _subscriber: Redis.Redis;
-  private readonly _client: Redis.Redis;
+  _subscriber: Redis;
+  _client: Redis;
 
-  constructor() {
-    this._client = new Redis(redisUrl, { maxRetriesPerRequest: null });
-    this._subscriber = new Redis(redisUrl, { maxRetriesPerRequest: null });
-    console.log('RedisStore new instance');
-  }
 }
 
 export default () => container.resolve(RedisStore);