feat(msg): 修复通知服务并添加ES降级与Push Gateway推送
database.ts 导出db常量替代getDb()函数 env.ts JWT_SECRET/ES_URL改optional加DEV_MODE/PUSH_GATEWAY_URL elasticsearch.ts ES降级: ES_URL未设置时esClient=null notifications.service.ts 加createBatch+分页查询+Push Gateway推送调用 新建msg-init.sql创建2张表
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@@ -1,46 +1,49 @@
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import { Controller, Get, HttpException, HttpStatus } from '@nestjs/common';
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import { DataSource } from 'typeorm';
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import { Controller, Get, HttpException, HttpStatus } from "@nestjs/common";
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import { sql } from "drizzle-orm";
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import { db } from "../../config/database.js";
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const SERVICE_NAME = 'msg';
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const SERVICE_NAME = "msg";
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/**
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* 健康检查端点。
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*
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* - GET /healthz:liveness,仅返回进程存活,不检查依赖。
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* - GET /readyz:readiness,检查 DB 连接,失败返回 503。
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* - GET /readyz:readiness,检查 DB 连接(Drizzle `SELECT 1`),失败返回 503。
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*
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* 不需要鉴权,必须在路由白名单中放行。本控制器内容在 iam / core-edu /
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* content / msg / classes 五个 NestJS 服务中一致,仅 SERVICE_NAME 不同。
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* 不需要鉴权,必须在路由白名单中放行。
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*/
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@Controller()
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export class HealthController {
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constructor(private readonly dataSource: DataSource) {}
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@Get('healthz')
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@Get("healthz")
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liveness(): { status: string; service: string; timestamp: string } {
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return {
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status: 'ok',
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status: "ok",
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service: SERVICE_NAME,
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timestamp: new Date().toISOString(),
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};
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}
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@Get('readyz')
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async readiness(): Promise<{ status: string; service: string; timestamp: string }> {
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@Get("readyz")
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async readiness(): Promise<{
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status: string;
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service: string;
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timestamp: string;
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}> {
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try {
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await this.dataSource.query('SELECT 1');
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await db.execute(sql`SELECT 1`);
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return {
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status: 'ok',
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status: "ok",
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service: SERVICE_NAME,
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timestamp: new Date().toISOString(),
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};
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} catch (error) {
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throw new HttpException(
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{
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status: 'error',
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status: "error",
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service: SERVICE_NAME,
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timestamp: new Date().toISOString(),
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error: error instanceof Error ? error.message : 'database unreachable',
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error:
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error instanceof Error ? error.message : "database unreachable",
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},
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HttpStatus.SERVICE_UNAVAILABLE,
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);
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@@ -1,21 +1,10 @@
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import { Module } from '@nestjs/common';
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import { HealthController } from './health.controller';
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import { Module } from "@nestjs/common";
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import { HealthController } from "./health.controller.js";
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/**
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* 健康检查模块。
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*
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* 集成说明(不修改 app.module.ts,仅在 README 注释说明):
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*
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* 在 `app.module.ts` 的 imports 数组中加入 `HealthModule`:
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*
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* ```ts
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* import { HealthModule } from './shared/health/health.module';
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*
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* @Module({ imports: [ ..., HealthModule ], ... })
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* export class AppModule {}
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* ```
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*
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* DataSource 由 `TypeOrmModule.forRoot(...)` 提供,本模块无需额外 provider。
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* 数据库探活通过 Drizzle `db.execute(sql\`SELECT 1\`)` 完成,无需额外 provider。
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*/
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@Module({
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controllers: [HealthController],
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