redis and cache integration wip

.env.docker

@@ -15,6 +15,17 @@ DB_NAME=ims-nest
 DB_USERNAME=postgres
 DB_PASSWORD=postgres
 
+# Redis Config
+REDIS_HOST=redis
+REDIS_PORT=6379
+REDIS_PASSWORD=
+REDIS_USERNAME=
+REDIS_DB=0
+REDIS_MAX_RETRIES=3
+REDIS_RETRY_DELAY=50
+REDIS_RETRY_DELAY_MAX=2000
+REDIS_CONNECT_TIMEOUT=10000
+
 
 # SMTP Config 
 SMTP_HOST=smtp.mailtrap.io

.env.example

@@ -26,6 +26,16 @@ DB_PASSWORD=
 DB_POOL_MIN=2
 DB_POOL_MAX=10
 
+# Redis Config
+REDIS_HOST=localhost
+REDIS_PORT=6379
+REDIS_PASSWORD=
+REDIS_USERNAME=
+REDIS_DB=0
+REDIS_MAX_RETRIES=3
+REDIS_RETRY_DELAY=50
+REDIS_RETRY_DELAY_MAX=2000
+REDIS_CONNECT_TIMEOUT=10000
 
 # SMTP Config
 SMTP_HOST=smtp.mailtrap.io

docker-compose.yml

@@ -25,6 +25,17 @@ services:
       POSTGRES_PASSWORD: postgres
     ports:
       - "5432:5432"
+  redis:
+    image: redis:7-alpine
+    container_name: ims-nest-redis
+    ports:
+      - "6379:6379"
+    volumes:
+      - redis_data:/data
+    command: redis-server --appendonly yes  # For data persistence
+    restart: unless-stopped
+
 
 volumes:
-  postgres_data:
+  postgres_data:
+  redis_data:

package.json

@@ -38,6 +38,7 @@
     "@mikro-orm/nestjs": "^6.0.2",
     "@mikro-orm/postgresql": "^6.3.13",
     "@mikro-orm/seeder": "^6.3.13",
+    "@nestjs-modules/ioredis": "^2.0.2",
     "@nestjs/axios": "^3.0.3",
     "@nestjs/common": "^10.0.0",
     "@nestjs/config": "^3.2.3",
@@ -53,6 +54,7 @@
     "class-validator": "^0.14.1",
     "dotenv": "^16.4.5",
     "ims-nest-api-starter": "file:",
+    "ioredis": "^5.4.1",
     "nestjs-command": "^3.1.4",
     "passport": "^0.7.0",
     "passport-jwt": "^4.0.1",
@@ -116,4 +118,4 @@
       "./src/config/mikro-orm.config.ts"
     ]
   }
-}
+}

src/app.module.ts

@@ -15,6 +15,7 @@ import { MiscModule } from './modules/misc/misc.module';
 import { PermissionModule } from './modules/permission/permission.module';
 import { RoleModule } from './modules/role/role.module';
 import { UserModule } from './modules/user/user.module';
+import { CacheModule } from './modules/cache/cache.module';
 
 @Module({
   imports: [
@@ -46,6 +47,7 @@ import { UserModule } from './modules/user/user.module';
     RoleModule,
     UserModule,
     AuthModule,
+    CacheModule,
   ],
   controllers: [AppController],
   providers: [

src/modules/cache/cache.module.ts

@@ -0,0 +1,36 @@
+import { RedisModule } from '@nestjs-modules/ioredis';
+import { Module } from '@nestjs/common';
+import { ConfigService } from '@nestjs/config';
+import { CacheService } from './cache.service';
+
+@Module({
+  imports: [
+    RedisModule.forRootAsync({
+      useFactory: (configService: ConfigService) => ({
+        type: 'single',
+        options: {
+          host: configService.get('REDIS_HOST'),
+          port: Number(configService.get<number>('REDIS_PORT')),
+          username: configService.get('REDIS_USERNAME'),
+          password: configService.get('REDIS_PASSWORD'),
+          db: Number(configService.get<number>('REDIS_DB')),
+          maxRetriesPerRequest: Number(
+            configService.get<number>('REDIS_MAX_RETRIES'),
+          ),
+          connectTimeout: Number(
+            configService.get<number>('REDIS_CONNECT_TIMEOUT'),
+          ),
+          retryStrategy: (times) =>
+            Math.min(
+              times * Number(configService.get<number>('REDIS_RETRY_DELAY')),
+              Number(configService.get<number>('REDIS_RETRY_DELAY_MAX')),
+            ),
+        },
+      }),
+      inject: [ConfigService],
+    }),
+  ],
+  providers: [CacheService],
+  exports: [CacheService],
+})
+export class CacheModule {}