feat: red lock 추가

Author: ezcolin2

apps/backend/package.json

@@ -39,15 +39,16 @@
     "@types/multer": "^1.4.12",
     "class-transformer": "^0.5.1",
     "class-validator": "^0.14.1",
-    "ioredis": "^5.4.1",
     "cookie-parser": "^1.4.7",
+    "ioredis": "^5.4.1",
     "lib0": "^0.2.98",
     "passport": "^0.7.0",
     "passport-kakao": "^1.0.1",
     "passport-naver": "^1.0.6",
     "path": "^0.12.7",
     "pg": "^8.13.1",
     "prosemirror-view": "^1.37.0",
+    "redlock": "^5.0.0-beta.2",
     "reflect-metadata": "^0.1.13",
     "rxjs": "^7.8.1",
     "socket.io": "^4.8.1",

apps/backend/src/app.module.ts

@@ -22,6 +22,7 @@ import { WorkspaceModule } from './workspace/workspace.module';
 import { RoleModule } from './role/role.module';
 import { TasksModule } from './tasks/tasks.module';
 import { ScheduleModule } from '@nestjs/schedule';
+import { RedLockModule } from './red-lock/red-lock.module';
 
 @Module({
   imports: [
@@ -60,6 +61,7 @@ import { ScheduleModule } from '@nestjs/schedule';
     WorkspaceModule,
     RoleModule,
     TasksModule,
+    RedLockModule,
   ],
   controllers: [AppController],
   providers: [AppService],

apps/backend/src/page/page.module.ts

@@ -6,12 +6,14 @@ import { Page } from './page.entity';
 import { PageRepository } from './page.repository';
 import { NodeModule } from '../node/node.module';
 import { WorkspaceModule } from '../workspace/workspace.module';
+import { RedLockModule } from '../red-lock/red-lock.module';
 
 @Module({
   imports: [
     TypeOrmModule.forFeature([Page]),
     forwardRef(() => NodeModule),
     WorkspaceModule,
+    RedLockModule,
   ],
   controllers: [PageController],
   providers: [PageService, PageRepository],

apps/backend/src/page/page.service.ts

@@ -1,4 +1,4 @@
-import { Injectable } from '@nestjs/common';
+import { Injectable, Inject } from '@nestjs/common';
 import { NodeRepository } from '../node/node.repository';
 import { WorkspaceRepository } from '../workspace/workspace.repository';
 import { PageRepository } from './page.repository';
@@ -8,13 +8,16 @@ import { UpdatePageDto } from './dtos/updatePage.dto';
 import { UpdatePartialPageDto } from './dtos/updatePartialPage.dto';
 import { PageNotFoundException } from '../exception/page.exception';
 import { WorkspaceNotFoundException } from '../exception/workspace.exception';
+import Redlock from 'redlock';
 
+const RED_LOCK_TOKEN = 'RED_LOCK';
 @Injectable()
 export class PageService {
   constructor(
     private readonly pageRepository: PageRepository,
     private readonly nodeRepository: NodeRepository,
     private readonly workspaceRepository: WorkspaceRepository,
+    @Inject(RED_LOCK_TOKEN) private readonly redisLock: Redlock,
   ) {}
 
   async createPage(dto: CreatePageDto): Promise<Page> {

apps/backend/src/red-lock/red-lock.module.ts

@@ -0,0 +1,27 @@
+import { Module } from '@nestjs/common';
+import Redis from 'ioredis';
+import Redlock from 'redlock';
+import { RedisModule } from '../redis/redis.module';
+const RED_LOCK_TOKEN = 'RED_LOCK';
+const REDIS_CLIENT_TOKEN = 'REDIS_CLIENT';
+
+@Module({
+  imports: [RedisModule],
+  providers: [
+    {
+      provide: RED_LOCK_TOKEN,
+      useFactory: (redisClient: Redis) => {
+        return new Redlock([redisClient], {
+          driftFactor: 0.01,
+          retryCount: 10,
+          retryDelay: 200,
+          retryJitter: 200,
+          automaticExtensionThreshold: 500,
+        });
+      },
+      inject: [REDIS_CLIENT_TOKEN],
+    },
+  ],
+  exports: [RED_LOCK_TOKEN],
+})
+export class RedLockModule {}