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chore: base
This commit is contained in:
xHyroM
parent
b04d87b14c
commit
e187173d21
425 changed files with 1080881 additions and 5 deletions
467
node_modules/undici/lib/fetch/util.js
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467
node_modules/undici/lib/fetch/util.js
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'use strict'
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const { redirectStatus } = require('./constants')
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const { performance } = require('perf_hooks')
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const { isBlobLike, toUSVString, ReadableStreamFrom } = require('../core/util')
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const assert = require('assert')
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let File
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// https://fetch.spec.whatwg.org/#block-bad-port
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const badPorts = [
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'1', '7', '9', '11', '13', '15', '17', '19', '20', '21', '22', '23', '25', '37', '42', '43', '53', '69', '77', '79',
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'87', '95', '101', '102', '103', '104', '109', '110', '111', '113', '115', '117', '119', '123', '135', '137',
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'139', '143', '161', '179', '389', '427', '465', '512', '513', '514', '515', '526', '530', '531', '532',
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'540', '548', '554', '556', '563', '587', '601', '636', '989', '990', '993', '995', '1719', '1720', '1723',
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'2049', '3659', '4045', '5060', '5061', '6000', '6566', '6665', '6666', '6667', '6668', '6669', '6697',
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'10080'
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]
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function responseURL (response) {
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// https://fetch.spec.whatwg.org/#responses
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// A response has an associated URL. It is a pointer to the last URL
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// in response’s URL list and null if response’s URL list is empty.
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const urlList = response.urlList
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const length = urlList.length
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return length === 0 ? null : urlList[length - 1].toString()
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}
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// https://fetch.spec.whatwg.org/#concept-response-location-url
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function responseLocationURL (response, requestFragment) {
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// 1. If response’s status is not a redirect status, then return null.
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if (!redirectStatus.includes(response.status)) {
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return null
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}
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// 2. Let location be the result of extracting header list values given
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// `Location` and response’s header list.
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let location = response.headersList.get('location')
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// 3. If location is a value, then set location to the result of parsing
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// location with response’s URL.
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location = location ? new URL(location, responseURL(response)) : null
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// 4. If location is a URL whose fragment is null, then set location’s
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// fragment to requestFragment.
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if (location && !location.hash) {
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location.hash = requestFragment
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}
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// 5. Return location.
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return location
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}
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/** @returns {URL} */
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function requestCurrentURL (request) {
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return request.urlList[request.urlList.length - 1]
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}
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function requestBadPort (request) {
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// 1. Let url be request’s current URL.
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const url = requestCurrentURL(request)
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// 2. If url’s scheme is an HTTP(S) scheme and url’s port is a bad port,
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// then return blocked.
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if (/^https?:/.test(url.protocol) && badPorts.includes(url.port)) {
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return 'blocked'
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}
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// 3. Return allowed.
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return 'allowed'
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}
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function isFileLike (object) {
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if (!File) {
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File = require('./file').File
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}
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return object instanceof File || (
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object &&
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(typeof object.stream === 'function' ||
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typeof object.arrayBuffer === 'function') &&
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/^(File)$/.test(object[Symbol.toStringTag])
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)
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}
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// Check whether |statusText| is a ByteString and
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// matches the Reason-Phrase token production.
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// RFC 2616: https://tools.ietf.org/html/rfc2616
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// RFC 7230: https://tools.ietf.org/html/rfc7230
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// "reason-phrase = *( HTAB / SP / VCHAR / obs-text )"
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// https://github.com/chromium/chromium/blob/94.0.4604.1/third_party/blink/renderer/core/fetch/response.cc#L116
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function isValidReasonPhrase (statusText) {
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for (let i = 0; i < statusText.length; ++i) {
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const c = statusText.charCodeAt(i)
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if (
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!(
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(
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c === 0x09 || // HTAB
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(c >= 0x20 && c <= 0x7e) || // SP / VCHAR
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(c >= 0x80 && c <= 0xff)
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) // obs-text
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)
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) {
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return false
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}
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}
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return true
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}
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function isTokenChar (c) {
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return !(
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c >= 0x7f ||
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c <= 0x20 ||
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c === '(' ||
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c === ')' ||
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c === '<' ||
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c === '>' ||
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c === '@' ||
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c === ',' ||
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c === ';' ||
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c === ':' ||
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c === '\\' ||
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c === '"' ||
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c === '/' ||
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c === '[' ||
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c === ']' ||
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c === '?' ||
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c === '=' ||
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c === '{' ||
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c === '}'
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)
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}
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// See RFC 7230, Section 3.2.6.
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// https://github.com/chromium/chromium/blob/d7da0240cae77824d1eda25745c4022757499131/third_party/blink/renderer/platform/network/http_parsers.cc#L321
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function isValidHTTPToken (characters) {
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if (!characters || typeof characters !== 'string') {
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return false
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}
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for (let i = 0; i < characters.length; ++i) {
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const c = characters.charCodeAt(i)
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if (c > 0x7f || !isTokenChar(c)) {
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return false
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}
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}
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return true
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}
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// https://fetch.spec.whatwg.org/#header-name
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// https://github.com/chromium/chromium/blob/b3d37e6f94f87d59e44662d6078f6a12de845d17/net/http/http_util.cc#L342
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function isValidHeaderName (potentialValue) {
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if (potentialValue.length === 0) {
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return false
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}
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for (const char of potentialValue) {
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if (!isValidHTTPToken(char)) {
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return false
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}
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}
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return true
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}
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/**
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* @see https://fetch.spec.whatwg.org/#header-value
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* @param {string} potentialValue
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*/
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function isValidHeaderValue (potentialValue) {
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// - Has no leading or trailing HTTP tab or space bytes.
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// - Contains no 0x00 (NUL) or HTTP newline bytes.
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if (
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potentialValue.startsWith('\t') ||
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potentialValue.startsWith(' ') ||
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potentialValue.endsWith('\t') ||
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potentialValue.endsWith(' ')
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) {
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return false
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}
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if (
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potentialValue.includes('\0') ||
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potentialValue.includes('\r') ||
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potentialValue.includes('\n')
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) {
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return false
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}
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return true
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}
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// https://w3c.github.io/webappsec-referrer-policy/#set-requests-referrer-policy-on-redirect
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function setRequestReferrerPolicyOnRedirect (request, actualResponse) {
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// Given a request request and a response actualResponse, this algorithm
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// updates request’s referrer policy according to the Referrer-Policy
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// header (if any) in actualResponse.
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// 1. Let policy be the result of executing § 8.1 Parse a referrer policy
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// from a Referrer-Policy header on actualResponse.
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// TODO: https://w3c.github.io/webappsec-referrer-policy/#parse-referrer-policy-from-header
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const policy = ''
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// 2. If policy is not the empty string, then set request’s referrer policy to policy.
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if (policy !== '') {
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request.referrerPolicy = policy
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}
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}
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// https://fetch.spec.whatwg.org/#cross-origin-resource-policy-check
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function crossOriginResourcePolicyCheck () {
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// TODO
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return 'allowed'
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}
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// https://fetch.spec.whatwg.org/#concept-cors-check
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function corsCheck () {
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// TODO
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return 'success'
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}
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// https://fetch.spec.whatwg.org/#concept-tao-check
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function TAOCheck () {
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// TODO
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return 'success'
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}
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function appendFetchMetadata (httpRequest) {
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// https://w3c.github.io/webappsec-fetch-metadata/#sec-fetch-dest-header
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// TODO
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// https://w3c.github.io/webappsec-fetch-metadata/#sec-fetch-mode-header
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// 1. Assert: r’s url is a potentially trustworthy URL.
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// TODO
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// 2. Let header be a Structured Header whose value is a token.
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let header = null
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// 3. Set header’s value to r’s mode.
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header = httpRequest.mode
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// 4. Set a structured field value `Sec-Fetch-Mode`/header in r’s header list.
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httpRequest.headersList.set('sec-fetch-mode', header)
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// https://w3c.github.io/webappsec-fetch-metadata/#sec-fetch-site-header
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// TODO
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// https://w3c.github.io/webappsec-fetch-metadata/#sec-fetch-user-header
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// TODO
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}
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// https://fetch.spec.whatwg.org/#append-a-request-origin-header
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function appendRequestOriginHeader (request) {
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// 1. Let serializedOrigin be the result of byte-serializing a request origin with request.
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let serializedOrigin = request.origin
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// 2. If request’s response tainting is "cors" or request’s mode is "websocket", then append (`Origin`, serializedOrigin) to request’s header list.
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if (request.responseTainting === 'cors' || request.mode === 'websocket') {
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if (serializedOrigin) {
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request.headersList.append('Origin', serializedOrigin)
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}
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// 3. Otherwise, if request’s method is neither `GET` nor `HEAD`, then:
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} else if (request.method !== 'GET' && request.method !== 'HEAD') {
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// 1. Switch on request’s referrer policy:
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switch (request.referrerPolicy) {
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case 'no-referrer':
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// Set serializedOrigin to `null`.
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serializedOrigin = null
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break
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case 'no-referrer-when-downgrade':
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case 'strict-origin':
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case 'strict-origin-when-cross-origin':
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// If request’s origin is a tuple origin, its scheme is "https", and request’s current URL’s scheme is not "https", then set serializedOrigin to `null`.
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if (/^https:/.test(request.origin) && !/^https:/.test(requestCurrentURL(request))) {
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serializedOrigin = null
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}
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break
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case 'same-origin':
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// If request’s origin is not same origin with request’s current URL’s origin, then set serializedOrigin to `null`.
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if (!sameOrigin(request, requestCurrentURL(request))) {
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serializedOrigin = null
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}
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break
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default:
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// Do nothing.
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}
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if (serializedOrigin) {
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// 2. Append (`Origin`, serializedOrigin) to request’s header list.
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request.headersList.append('Origin', serializedOrigin)
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}
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}
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}
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function coarsenedSharedCurrentTime (crossOriginIsolatedCapability) {
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// TODO
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return performance.now()
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}
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// https://fetch.spec.whatwg.org/#create-an-opaque-timing-info
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function createOpaqueTimingInfo (timingInfo) {
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return {
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startTime: timingInfo.startTime ?? 0,
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redirectStartTime: 0,
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redirectEndTime: 0,
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postRedirectStartTime: timingInfo.startTime ?? 0,
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finalServiceWorkerStartTime: 0,
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finalNetworkResponseStartTime: 0,
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finalNetworkRequestStartTime: 0,
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endTime: 0,
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encodedBodySize: 0,
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decodedBodySize: 0,
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finalConnectionTimingInfo: null
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}
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}
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// https://html.spec.whatwg.org/multipage/origin.html#policy-container
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function makePolicyContainer () {
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// TODO
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return {}
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}
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// https://html.spec.whatwg.org/multipage/origin.html#clone-a-policy-container
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function clonePolicyContainer () {
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// TODO
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return {}
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}
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// https://w3c.github.io/webappsec-referrer-policy/#determine-requests-referrer
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function determineRequestsReferrer (request) {
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// TODO
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return 'no-referrer'
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}
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function matchRequestIntegrity (request, bytes) {
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return false
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}
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// https://w3c.github.io/webappsec-upgrade-insecure-requests/#upgrade-request
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function tryUpgradeRequestToAPotentiallyTrustworthyURL (request) {
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// TODO
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}
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/**
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* @link {https://html.spec.whatwg.org/multipage/origin.html#same-origin}
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* @param {URL} A
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* @param {URL} B
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*/
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function sameOrigin (A, B) {
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// 1. If A and B are the same opaque origin, then return true.
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// "opaque origin" is an internal value we cannot access, ignore.
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// 2. If A and B are both tuple origins and their schemes,
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// hosts, and port are identical, then return true.
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if (A.protocol === B.protocol && A.hostname === B.hostname && A.port === B.port) {
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return true
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}
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// 3. Return false.
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return false
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}
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function createDeferredPromise () {
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let res
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let rej
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const promise = new Promise((resolve, reject) => {
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res = resolve
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rej = reject
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})
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return { promise, resolve: res, reject: rej }
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}
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function isAborted (fetchParams) {
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return fetchParams.controller.state === 'aborted'
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}
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function isCancelled (fetchParams) {
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return fetchParams.controller.state === 'aborted' ||
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fetchParams.controller.state === 'terminated'
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}
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// https://fetch.spec.whatwg.org/#concept-method-normalize
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function normalizeMethod (method) {
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return /^(DELETE|GET|HEAD|OPTIONS|POST|PUT)$/i.test(method)
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? method.toUpperCase()
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: method
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}
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// https://infra.spec.whatwg.org/#serialize-a-javascript-value-to-a-json-string
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function serializeJavascriptValueToJSONString (value) {
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// 1. Let result be ? Call(%JSON.stringify%, undefined, « value »).
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const result = JSON.stringify(value)
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// 2. If result is undefined, then throw a TypeError.
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if (result === undefined) {
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throw new TypeError('Value is not JSON serializable')
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}
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// 3. Assert: result is a string.
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assert(typeof result === 'string')
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// 4. Return result.
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return result
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}
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// https://tc39.es/ecma262/#sec-%25iteratorprototype%25-object
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const esIteratorPrototype = Object.getPrototypeOf(Object.getPrototypeOf([][Symbol.iterator]()))
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// https://webidl.spec.whatwg.org/#dfn-iterator-prototype-object
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function makeIterator (iterator, name) {
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const i = {
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next () {
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if (Object.getPrototypeOf(this) !== i) {
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throw new TypeError(
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`'next' called on an object that does not implement interface ${name} Iterator.`
|
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)
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}
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return iterator.next()
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},
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// The class string of an iterator prototype object for a given interface is the
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// result of concatenating the identifier of the interface and the string " Iterator".
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[Symbol.toStringTag]: `${name} Iterator`
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}
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// The [[Prototype]] internal slot of an iterator prototype object must be %IteratorPrototype%.
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Object.setPrototypeOf(i, esIteratorPrototype)
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// esIteratorPrototype needs to be the prototype of i
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// which is the prototype of an empty object. Yes, it's confusing.
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return Object.setPrototypeOf({}, i)
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}
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module.exports = {
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isAborted,
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isCancelled,
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createDeferredPromise,
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ReadableStreamFrom,
|
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toUSVString,
|
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tryUpgradeRequestToAPotentiallyTrustworthyURL,
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coarsenedSharedCurrentTime,
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matchRequestIntegrity,
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determineRequestsReferrer,
|
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makePolicyContainer,
|
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clonePolicyContainer,
|
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appendFetchMetadata,
|
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appendRequestOriginHeader,
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TAOCheck,
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corsCheck,
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crossOriginResourcePolicyCheck,
|
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createOpaqueTimingInfo,
|
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setRequestReferrerPolicyOnRedirect,
|
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isValidHTTPToken,
|
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requestBadPort,
|
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requestCurrentURL,
|
||||
responseURL,
|
||||
responseLocationURL,
|
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isBlobLike,
|
||||
isFileLike,
|
||||
isValidReasonPhrase,
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sameOrigin,
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normalizeMethod,
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serializeJavascriptValueToJSONString,
|
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makeIterator,
|
||||
isValidHeaderName,
|
||||
isValidHeaderValue
|
||||
}
|
||||
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