78 lines
3.0 KiB
TypeScript
78 lines
3.0 KiB
TypeScript
import 'reflect-metadata';
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import { NestFactory } from '@nestjs/core';
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import { createServer } from 'node:http';
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import type { NestExpressApplication } from '@nestjs/platform-express';
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import { DocumentBuilder, SwaggerModule } from '@nestjs/swagger';
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import { AppModule } from './app.module';
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import { MetricsService } from './metrics/metrics.service';
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import { OpenApiModule } from './open-api/open-api.module';
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import { configureHttpBodyParsers } from './http-body-limits';
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import { configureApiHttpServerTimeouts } from './http-server-timeouts';
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Object.defineProperty(BigInt.prototype, 'toJSON', {
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configurable: true,
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value(this: bigint) {
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const result = Number(this);
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if (!Number.isSafeInteger(result)) {
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throw new RangeError('金额超过 JavaScript 安全整数范围');
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}
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return result;
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},
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});
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async function bootstrap() {
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const app = await NestFactory.create<NestExpressApplication>(AppModule, { rawBody: true, bodyParser: false });
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app.setGlobalPrefix('api');
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configureHttpBodyParsers(app);
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const swaggerConfig = new DocumentBuilder()
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.setTitle('聆界短信平台 API')
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.setDescription('聆界短信平台 API')
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.setVersion('0.1.0')
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.build();
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const document = SwaggerModule.createDocument(app, swaggerConfig);
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SwaggerModule.setup('api/docs', app, document);
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const clientDocument = SwaggerModule.createDocument(
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app,
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new DocumentBuilder()
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.setTitle('聆界短信平台 HTTP 客户接口')
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.setDescription('单条短信发送、短信状态查询、上行短信查询及回调验签接口')
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.setVersion('1.0.0')
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.build(),
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{ include: [OpenApiModule] },
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);
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clientDocument.paths = Object.fromEntries(
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Object.entries(clientDocument.paths).filter(([path]) => path.startsWith('/api/openapi/v1/')),
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);
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SwaggerModule.setup('api/client-docs', app, clientDocument, { ui: false });
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const port = Number(process.env.API_PORT ?? 3000);
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// 生产环境只允许 Nginx 访问管理 API；显式绑定回环，避免默认的全网卡监听绕过入口鉴权与限流。
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const host = process.env.API_HOST?.trim() || '127.0.0.1';
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const apiServer = await app.listen(port, host);
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configureApiHttpServerTimeouts(apiServer, process.env);
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const metrics = app.get(MetricsService);
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const metricsHost = process.env.API_METRICS_HOST?.trim() || '127.0.0.1';
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const metricsPort = Number(process.env.API_METRICS_PORT ?? 9464);
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const metricsServer = createServer((request, response) => {
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if (request.method !== 'GET' || request.url !== '/metrics') {
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response.writeHead(404).end();
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return;
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}
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response.writeHead(200, {
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'Content-Type': 'text/plain; version=0.0.4; charset=utf-8',
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'Cache-Control': 'no-store',
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});
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response.end(metrics.render());
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});
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// Metrics use a dedicated loopback listener so Nginx cannot accidentally expose them through /api/.
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await new Promise<void>((resolve, reject) => {
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metricsServer.once('error', reject);
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metricsServer.listen(metricsPort, metricsHost, resolve);
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});
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}
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void bootstrap();
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