50 lines
1.3 KiB
TypeScript
50 lines
1.3 KiB
TypeScript
import { NextFunction, Request, Response } from "express";
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import Config from "../util/Config";
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// TODO: use mongodb ttl index
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// TODO: increment count on serverside
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export async function GlobalRateLimit(req: Request, res: Response, next: NextFunction) {
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return next();
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// TODO: use new db mongoose models
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/*
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if (!Config.get().limits.rate.ip.enabled) return next();
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const ip = getIpAdress(req);
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let limit = (await db.data.ratelimit.global[ip].get()) || { start: Date.now(), count: 0 };
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if (limit.start < Date.now() - Config.get().limits.rate.ip.timespan) {
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limit.start = Date.now();
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limit.count = 0;
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}
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if (limit.count > Config.get().limits.rate.ip.count) {
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const timespan = Date.now() - limit.start;
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return res
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.set("Retry-After", `${timespan.toFixed(0)}`)
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.set("X-RateLimit-Global", "true")
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.status(429)
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.json({
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message: "You are being rate limited.",
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retry_after: timespan,
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global: true,
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});
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}
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res.once("close", async () => {
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if (res.statusCode >= 400) {
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limit.count++;
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await db.data.ratelimit.global[ip].set(limit);
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}
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});
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return next();
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*/
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}
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export function getIpAdress(req: Request): string {
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const { forwadedFor } = Config.get().security;
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const ip = forwadedFor ? <string>req.headers[forwadedFor] : req.ip;
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return ip.replaceAll(".", "_").replaceAll(":", "_");
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}
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