koa-ip is a ip filter middleware for koa, support
whitelist
andblacklist
.
NB: koa-ip@0.1.0 for koa@1
$ npm i koa-ip --save
ip(String|RegExp)
ip(Array{String|RegExp})
ip({
whitelist: Array{String|RegExp},
blacklist: Array{String|RegExp},
handler: async (ctx) => {}// handle black ip
})
const Koa = require('koa')
const ip = require('koa-ip')
const app = new Koa()
app.use(ip('192.168.0.*'))// whitelist
// app.use(ip(['192.168.0.*', '8.8.8.[0-3]']))// whitelist
// app.use(ip({
// whitelist: ['192.168.0.*', '8.8.8.[0-3]'],// whitelist
// blacklist: ['144.144.*']// blacklist
// }))
app.listen(3000)
const app = new Koa()
app.use((ctx, next) => {
ctx.request.ip = '127.0.0.1'
return next()
})
app.use(ip({
blacklist: ['127.0.0.*'],
handler: async (ctx) => {
ctx.status = 403
}
}))
app.use((ctx, next) => {
ctx.status = 200
})
app.listen(3000)
More examples see test.
$ npm test
MIT