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peertube/server/middlewares/rate-limiter.ts
2022-05-30 11:39:44 +02:00

31 lines
804 B
TypeScript

import { UserRole } from '@shared/models'
import RateLimit from 'express-rate-limit'
import { optionalAuthenticate } from './auth'
const whitelistRoles = new Set([ UserRole.ADMINISTRATOR, UserRole.MODERATOR ])
function buildRateLimiter (options: {
windowMs: number
max: number
skipFailedRequests?: boolean
}) {
return RateLimit({
windowMs: options.windowMs,
max: options.max,
skipFailedRequests: options.skipFailedRequests,
handler: (req, res, next, options) => {
return optionalAuthenticate(req, res, () => {
if (res.locals.authenticated === true && whitelistRoles.has(res.locals.oauth.token.User.role)) {
return next()
}
return res.status(options.statusCode).send(options.message)
})
}
})
}
export {
buildRateLimiter
}