nestjs_backend/src/main.ts
2022-08-19 16:08:36 +09:00

31 lines
1.1 KiB
TypeScript

//참고 : https://wikidocs.net/book/7059
import { NestFactory } from '@nestjs/core'
import { env } from 'process'
import { AppModule } from './app.module'
var cors = require('cors')
async function bootstrap() {
const app = await NestFactory.create(AppModule)
//Enable All CORS Requests : https://github.com/expressjs/cors#enable-cors-for-a-single-route
var corsOptions = function (req, callback) {
const origin = req.header('Origin')
var corsOptions
if (env.CORS_ALLOW_LIST.indexOf(origin) !== -1) {
corsOptions = { origin: true } // reflect (enable) the requested origin in the CORS response
console.log('Allowed Origin URL: ' + origin)
} else {
corsOptions = { origin: false } // disable CORS for this request
console.log('Not Allowed Origin URL: ' + origin)
}
callback(null, corsOptions) // callback expects two parameters: error and options
}
app.use(cors(corsOptions))
await app.listen(3000, function () {
console.log(
'[CORS-enabled->npm install -g webpack webpack-cli] web server listening on port 3000'
)
})
}
bootstrap()