koa-request-filter

Install

$ yarn add koa-request-filter

or

$ npm i koa-request-filter

Usage

const Koa = require('koa')
const koaRequestFilter = require('koa-request-filter')

const app = new Koa()
app.use(koaRequestFilter(options))

// full example: https://github.com/neikvon/koa-request-filter/blob/master/example/index.js

Options

• methods {array}: optional
  • Example: ['GET', 'POST', 'PUT', 'DELETE']
• include {array}: optional
  • Example: ['/api']
• exclude {array}: optional
  • Example: ['/api']
• error {object}: optional
  • status {number}
  • code {string}
• rules {object}: optional
  • cookies {array}
  • headers {array}
  • ip {object}

Options example

methods: ['GET', 'POST', 'PUT', 'DELETE'],
include: [],
exclude: [],
rules: {
  cookies: [
    {
      // string|array
      name: 'user', 
      // function|array|regexp
      async include() {
        return ['echo']
      },
      // function|array|regexp
      exclude: ['echo1', 'echo2']
    }
  ],
  headers: [
    {
      // string|array
      name: 'referer',
      // function|array|regexp
      include: ['http://www.qq.com'],
      // function|array|regexp
      exclude: ['http://www.baidu.com']
    },
    {
      name: 'user-agent',
      include: /AppleWebKit/g,
      exclude: /noexist/g
    }
  ],
  // https://www.npmjs.com/package/ip-filter
  ip: {
    // function|array
    include: ['127.*.*.1'],
    // function|array
    exclude: ['127.1.1.1']
  }
},
error: {
  status: 403,
  code: 'FORBIDDEN_CONTENT'
}