koa-rate-limit

Simple rate limiting for Koa, supports clustered apps, blacklisting and whitelisting.

Install

npm install mhingston/koa-rate-limit

Usage

const rateLimit = require('koa-rate-limit');

Setup per-route middleware for rate limiting:

router.get('/', rateLimit({interval: 5 * 60 * 1000}), (ctx, next) =>
{
	ctx.body = 'Hello World!';
});

Configuration

• interval {Integer} The rate limiting window (in milliseconds).
• max {Integer} The maximum number of requests before rate limiting is applied.
• whitelist {String[]} An array of default IP addresses to always allow (you can use CIDR notation).
• blacklist {String[]} An array of default IP addresses to always deny (you can use CIDR notation).