mirror of
https://github.com/dawidd6/action-ansible-playbook.git
synced 2026-08-11 02:46:21 -06:00
node_modules: update (#146)
Co-authored-by: dawidd6 <9713907+dawidd6@users.noreply.github.com>
This commit is contained in:
+13
-36
@@ -8,45 +8,35 @@ const tail = Buffer.from([0x00, 0x00, 0xff, 0xff])
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const kBuffer = Symbol('kBuffer')
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const kLength = Symbol('kLength')
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// Default maximum decompressed message size: 4 MB
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const kDefaultMaxDecompressedSize = 4 * 1024 * 1024
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class PerMessageDeflate {
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/** @type {import('node:zlib').InflateRaw} */
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#inflate
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#options = {}
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/** @type {number} */
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#maxDecompressedSize
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/** @type {boolean} */
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#aborted = false
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/** @type {Function|null} */
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#currentCallback = null
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#maxPayloadSize = 0
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/**
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* @param {Map<string, string>} extensions
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* @param {{ maxDecompressedMessageSize?: number }} [options]
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*/
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constructor (extensions, options = {}) {
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constructor (extensions, options) {
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this.#options.serverNoContextTakeover = extensions.has('server_no_context_takeover')
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this.#options.serverMaxWindowBits = extensions.get('server_max_window_bits')
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this.#maxDecompressedSize = options.maxDecompressedMessageSize ?? kDefaultMaxDecompressedSize
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this.#maxPayloadSize = options.maxPayloadSize
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}
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/**
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* Decompress a compressed payload.
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* @param {Buffer} chunk Compressed data
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* @param {boolean} fin Final fragment flag
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* @param {Function} callback Callback function
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*/
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decompress (chunk, fin, callback) {
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// An endpoint uses the following algorithm to decompress a message.
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// 1. Append 4 octets of 0x00 0x00 0xff 0xff to the tail end of the
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// payload of the message.
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// 2. Decompress the resulting data using DEFLATE.
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if (this.#aborted) {
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callback(new MessageSizeExceededError())
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return
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}
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if (!this.#inflate) {
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let windowBits = Z_DEFAULT_WINDOWBITS
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@@ -69,23 +59,12 @@ class PerMessageDeflate {
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this.#inflate[kLength] = 0
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this.#inflate.on('data', (data) => {
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if (this.#aborted) {
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return
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}
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this.#inflate[kLength] += data.length
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if (this.#inflate[kLength] > this.#maxDecompressedSize) {
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this.#aborted = true
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if (this.#maxPayloadSize > 0 && this.#inflate[kLength] > this.#maxPayloadSize) {
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callback(new MessageSizeExceededError())
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this.#inflate.removeAllListeners()
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this.#inflate.destroy()
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this.#inflate = null
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if (this.#currentCallback) {
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const cb = this.#currentCallback
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this.#currentCallback = null
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cb(new MessageSizeExceededError())
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}
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return
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}
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@@ -98,14 +77,13 @@ class PerMessageDeflate {
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})
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}
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this.#currentCallback = callback
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this.#inflate.write(chunk)
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if (fin) {
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this.#inflate.write(tail)
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}
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this.#inflate.flush(() => {
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if (this.#aborted || !this.#inflate) {
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if (!this.#inflate) {
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return
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}
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@@ -113,7 +91,6 @@ class PerMessageDeflate {
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this.#inflate[kBuffer].length = 0
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this.#inflate[kLength] = 0
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this.#currentCallback = null
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callback(null, full)
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})
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+106
-25
@@ -18,6 +18,12 @@ const {
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const { WebsocketFrameSend } = require('./frame')
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const { closeWebSocketConnection } = require('./connection')
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const { PerMessageDeflate } = require('./permessage-deflate')
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const { MessageSizeExceededError } = require('../../core/errors')
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function failWebsocketConnectionWithCode (ws, code, reason) {
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closeWebSocketConnection(ws, code, reason, Buffer.byteLength(reason))
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failWebsocketConnection(ws, reason)
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}
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// This code was influenced by ws released under the MIT license.
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// Copyright (c) 2011 Einar Otto Stangvik <einaros@gmail.com>
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@@ -26,6 +32,7 @@ const { PerMessageDeflate } = require('./permessage-deflate')
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class ByteParser extends Writable {
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#buffers = []
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#fragmentsBytes = 0
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#byteOffset = 0
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#loop = false
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@@ -37,20 +44,24 @@ class ByteParser extends Writable {
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/** @type {Map<string, PerMessageDeflate>} */
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#extensions
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/** @type {{ maxDecompressedMessageSize?: number }} */
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#options
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/** @type {number} */
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#maxFragments
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/** @type {number} */
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#maxPayloadSize
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/**
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* @param {import('./websocket').WebSocket} ws
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* @param {Map<string, string>|null} extensions
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* @param {{ maxDecompressedMessageSize?: number }} [options]
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* @param {{ maxFragments?: number, maxPayloadSize?: number }} [options]
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*/
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constructor (ws, extensions, options = {}) {
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super()
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this.ws = ws
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this.#extensions = extensions == null ? new Map() : extensions
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this.#options = options
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this.#maxFragments = options.maxFragments ?? 0
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this.#maxPayloadSize = options.maxPayloadSize ?? 0
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if (this.#extensions.has('permessage-deflate')) {
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this.#extensions.set('permessage-deflate', new PerMessageDeflate(extensions, options))
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@@ -69,6 +80,19 @@ class ByteParser extends Writable {
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this.run(callback)
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}
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#validatePayloadLength () {
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if (
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this.#maxPayloadSize > 0 &&
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!isControlFrame(this.#info.opcode) &&
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this.#info.payloadLength + this.#fragmentsBytes > this.#maxPayloadSize
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) {
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failWebsocketConnectionWithCode(this.ws, 1009, 'Payload size exceeds maximum allowed size')
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return false
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}
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return true
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}
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/**
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* Runs whenever a new chunk is received.
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* Callback is called whenever there are no more chunks buffering,
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@@ -157,6 +181,10 @@ class ByteParser extends Writable {
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if (payloadLength <= 125) {
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this.#info.payloadLength = payloadLength
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this.#state = parserStates.READ_DATA
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if (!this.#validatePayloadLength()) {
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return
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}
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} else if (payloadLength === 126) {
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this.#state = parserStates.PAYLOADLENGTH_16
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} else if (payloadLength === 127) {
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@@ -181,6 +209,10 @@ class ByteParser extends Writable {
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this.#info.payloadLength = buffer.readUInt16BE(0)
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this.#state = parserStates.READ_DATA
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if (!this.#validatePayloadLength()) {
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return
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}
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} else if (this.#state === parserStates.PAYLOADLENGTH_64) {
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if (this.#byteOffset < 8) {
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return callback()
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@@ -203,6 +235,10 @@ class ByteParser extends Writable {
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this.#info.payloadLength = lower
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this.#state = parserStates.READ_DATA
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if (!this.#validatePayloadLength()) {
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return
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}
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} else if (this.#state === parserStates.READ_DATA) {
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if (this.#byteOffset < this.#info.payloadLength) {
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return callback()
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@@ -215,42 +251,58 @@ class ByteParser extends Writable {
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this.#state = parserStates.INFO
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} else {
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if (!this.#info.compressed) {
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this.#fragments.push(body)
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if (!this.writeFragments(body)) {
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return
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}
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if (this.#maxPayloadSize > 0 && this.#fragmentsBytes > this.#maxPayloadSize) {
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failWebsocketConnectionWithCode(this.ws, 1009, new MessageSizeExceededError().message)
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return
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}
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// If the frame is not fragmented, a message has been received.
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// If the frame is fragmented, it will terminate with a fin bit set
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// and an opcode of 0 (continuation), therefore we handle that when
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// parsing continuation frames, not here.
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if (!this.#info.fragmented && this.#info.fin) {
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const fullMessage = Buffer.concat(this.#fragments)
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websocketMessageReceived(this.ws, this.#info.binaryType, fullMessage)
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this.#fragments.length = 0
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websocketMessageReceived(this.ws, this.#info.binaryType, this.consumeFragments())
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}
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this.#state = parserStates.INFO
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} else {
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this.#extensions.get('permessage-deflate').decompress(body, this.#info.fin, (error, data) => {
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if (error) {
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failWebsocketConnection(this.ws, error.message)
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return
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}
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this.#extensions.get('permessage-deflate').decompress(
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body,
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this.#info.fin,
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(error, data) => {
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if (error) {
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const code = error instanceof MessageSizeExceededError ? 1009 : 1007
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failWebsocketConnectionWithCode(this.ws, code, error.message)
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return
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}
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this.#fragments.push(data)
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if (!this.writeFragments(data)) {
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return
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}
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if (this.#maxPayloadSize > 0 && this.#fragmentsBytes > this.#maxPayloadSize) {
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failWebsocketConnectionWithCode(this.ws, 1009, new MessageSizeExceededError().message)
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return
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}
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if (!this.#info.fin) {
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this.#state = parserStates.INFO
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this.#loop = true
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this.run(callback)
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return
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}
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websocketMessageReceived(this.ws, this.#info.binaryType, this.consumeFragments())
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if (!this.#info.fin) {
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this.#state = parserStates.INFO
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this.#loop = true
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this.#state = parserStates.INFO
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this.run(callback)
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return
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}
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websocketMessageReceived(this.ws, this.#info.binaryType, Buffer.concat(this.#fragments))
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this.#loop = true
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this.#state = parserStates.INFO
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this.#fragments.length = 0
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this.run(callback)
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})
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)
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this.#loop = false
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break
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@@ -302,6 +354,35 @@ class ByteParser extends Writable {
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return buffer
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}
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writeFragments (fragment) {
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if (
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this.#maxFragments > 0 &&
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this.#fragments.length === this.#maxFragments
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) {
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failWebsocketConnectionWithCode(this.ws, 1008, 'Too many message fragments')
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return false
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}
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this.#fragmentsBytes += fragment.length
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this.#fragments.push(fragment)
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return true
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}
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consumeFragments () {
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const fragments = this.#fragments
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if (fragments.length === 1) {
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this.#fragmentsBytes = 0
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return fragments.shift()
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}
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const output = Buffer.concat(fragments, this.#fragmentsBytes)
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this.#fragments = []
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this.#fragmentsBytes = 0
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return output
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}
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parseCloseBody (data) {
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assert(data.length !== 1)
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+8
-22
@@ -44,9 +44,6 @@ class WebSocket extends EventTarget {
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/** @type {SendQueue} */
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#sendQueue
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/** @type {{ maxDecompressedMessageSize?: number }} */
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#options
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/**
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* @param {string} url
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* @param {string|string[]} protocols
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@@ -120,11 +117,6 @@ class WebSocket extends EventTarget {
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// 10. Set this's url to urlRecord.
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this[kWebSocketURL] = new URL(urlRecord.href)
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// Store options for later use (e.g., maxDecompressedMessageSize)
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this.#options = {
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maxDecompressedMessageSize: options.maxDecompressedMessageSize
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}
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// 11. Let client be this's relevant settings object.
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const client = environmentSettingsObject.settingsObject
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@@ -443,7 +435,14 @@ class WebSocket extends EventTarget {
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// once this happens, the connection is open
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this[kResponse] = response
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const parser = new ByteParser(this, parsedExtensions, this.#options)
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const webSocketOptions = this[kController]?.dispatcher?.webSocketOptions
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const maxFragments = webSocketOptions?.maxFragments
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const maxPayloadSize = webSocketOptions?.maxPayloadSize
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const parser = new ByteParser(this, parsedExtensions, {
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maxFragments,
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maxPayloadSize
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})
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parser.on('drain', onParserDrain)
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parser.on('error', onParserError.bind(this))
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@@ -546,19 +545,6 @@ webidl.converters.WebSocketInit = webidl.dictionaryConverter([
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{
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key: 'headers',
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converter: webidl.nullableConverter(webidl.converters.HeadersInit)
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},
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{
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key: 'maxDecompressedMessageSize',
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converter: webidl.nullableConverter((V) => {
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V = webidl.converters['unsigned long long'](V)
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if (V <= 0) {
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throw webidl.errors.exception({
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header: 'WebSocket constructor',
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message: 'maxDecompressedMessageSize must be greater than 0'
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})
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}
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return V
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})
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}
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])
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