feat: poc for secret replication completed

backend/src/keystore/keystore.ts

@@ -1,20 +1,42 @@
 import { Redis } from "ioredis";
 
+import { Redlock, Settings } from "@app/lib/red-lock";
+
 export type TKeyStoreFactory = ReturnType<typeof keyStoreFactory>;
 
+// all the key prefixes used must be set here to avoid conflict
+export enum KeyStorePrefixes {
+  SecretReplication = "secret-replication"
+}
+
 export const keyStoreFactory = (redisUrl: string) => {
   const redis = new Redis(redisUrl);
+  const redisLock = new Redlock([redis], { retryCount: 2, retryDelay: 200 });
 
-  const setItem = async (key: string, value: string | number | Buffer) => redis.set(key, value);
+  const setItem = async (key: string, value: string | number | Buffer, prefix?: string) =>
+    redis.set(prefix ? `${prefix}:${key}` : key, value);
 
   const getItem = async (key: string) => redis.get(key);
 
-  const setItemWithExpiry = async (key: string, exp: number | string, value: string | number | Buffer) =>
-    redis.setex(key, exp, value);
+  const setItemWithExpiry = async (
+    key: string,
+    exp: number | string,
+    value: string | number | Buffer,
+    prefix?: string
+  ) => redis.setex(prefix ? `${prefix}:${key}` : key, exp, value);
 
   const deleteItem = async (key: string) => redis.del(key);
 
   const incrementBy = async (key: string, value: number) => redis.incrby(key, value);
 
-  return { setItem, getItem, setItemWithExpiry, deleteItem, incrementBy };
+  return {
+    setItem,
+    getItem,
+    setItemWithExpiry,
+    deleteItem,
+    incrementBy,
+    acquireLock(resources: string[], duration: number, settings?: Partial<Settings>) {
+      return redisLock.acquire(resources, duration, settings);
+    }
+  };
 };