54 lines
2.0 KiB
TypeScript
54 lines
2.0 KiB
TypeScript
import * as assert from 'node:assert/strict'
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import { test } from 'node:test'
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import { assertNotPrivateUrl } from '../../app/validators/common.js'
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const expectBlocked = (url: string) => {
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assert.throws(() => assertNotPrivateUrl(url), /loopback or link-local/)
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}
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const expectAllowed = (url: string) => {
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assert.doesNotThrow(() => assertNotPrivateUrl(url))
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}
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test('blocks loopback and unspecified IPv4 literals', () => {
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expectBlocked('http://127.0.0.1/file.zim')
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expectBlocked('http://127.1.2.3/file.zim')
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expectBlocked('http://0.0.0.0/file.zim')
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// Alternate encodings normalized to 127.0.0.1 / 0.0.0.0 by the WHATWG URL parser
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expectBlocked('http://0177.0.0.1/file.zim')
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expectBlocked('http://2130706433/file.zim')
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expectBlocked('http://0/file.zim')
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})
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test('blocks link-local IPv4 literals including cloud metadata', () => {
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expectBlocked('http://169.254.169.254/latest/meta-data/')
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expectBlocked('http://169.254.1.1/file.zim')
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})
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test('blocks IPv6 loopback, link-local, unspecified, and IPv4-mapped loopback', () => {
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expectBlocked('http://[::1]/file.zim')
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expectBlocked('http://[fe80::1]/file.zim')
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expectBlocked('http://[::]/file.zim')
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expectBlocked('http://[::ffff:127.0.0.1]/file.zim')
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expectBlocked('http://[::ffff:7f00:1]/file.zim')
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})
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test('blocks localhost, including mixed-case and trailing-root-dot forms (#911)', () => {
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expectBlocked('http://localhost/file.zim')
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expectBlocked('http://LOCALHOST/file.zim')
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expectBlocked('http://localhost./file.zim')
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expectBlocked('http://LocalHost./file.zim')
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})
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test('allows RFC1918 LAN literals, bare LAN hostnames, and public FQDNs', () => {
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expectAllowed('http://10.0.0.2/file.zim')
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expectAllowed('http://172.16.0.2/file.zim')
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expectAllowed('http://192.168.1.10/file.zim')
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expectAllowed('http://nomad3/file.zim')
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expectAllowed('http://my-nas.local/file.zim')
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expectAllowed('https://downloads.example.com/file.zim')
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// A mapped *public* IP must not be blocked
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expectAllowed('http://[::ffff:8.8.8.8]/file.zim')
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})
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