Upgrade(ThirdParty): upgrade ws to 6.2.2

node_modules/async-limiter/package.json

 {
-  "name": "async-limiter",
-  "version": "1.0.1",
+  "_args": [
+    [
+      "async-limiter@~1.0.0",
+      "/Users/m/workspace/antSword/node_modules/ws"
+    ]
+  ],
+  "_from": "async-limiter@>=1.0.0 <1.1.0",
+  "_hasShrinkwrap": false,
+  "_id": "async-limiter@1.0.1",
+  "_inCache": true,
+  "_installable": true,
+  "_location": "/async-limiter",
+  "_nodeVersion": "10.16.0",
+  "_npmOperationalInternal": {
+    "host": "s3://npm-registry-packages",
+    "tmp": "tmp/async-limiter_1.0.1_1564760633070_0.6974331182093105"
+  },
+  "_npmUser": {
+    "email": "samuel.trace.reed@gmail.com",
+    "name": "strml"
+  },
+  "_npmVersion": "6.9.0",
+  "_phantomChildren": {},
+  "_requested": {
+    "name": "async-limiter",
+    "raw": "async-limiter@~1.0.0",
+    "rawSpec": "~1.0.0",
+    "scope": null,
+    "spec": ">=1.0.0 <1.1.0",
+    "type": "range"
+  },
+  "_requiredBy": [
+    "/ws"
+  ],
+  "_resolved": "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.1.tgz",
+  "_shasum": "dd379e94f0db8310b08291f9d64c3209766617fd",
+  "_shrinkwrap": null,
+  "_spec": "async-limiter@~1.0.0",
+  "_where": "/Users/m/workspace/antSword/node_modules/ws",
+  "author": {
+    "name": "Samuel Reed"
+  },
+  "bugs": {
+    "url": "https://github.com/strml/async-limiter/issues"
+  },
+  "dependencies": {},
   "description": "asynchronous function queue with adjustable concurrency",
+  "devDependencies": {
+    "coveralls": "^3.0.3",
+    "eslint": "^5.16.0",
+    "eslint-plugin-mocha": "^5.3.0",
+    "intelli-espower-loader": "^1.0.1",
+    "mocha": "^6.1.4",
+    "nyc": "^14.1.1",
+    "power-assert": "^1.6.1"
+  },
+  "directories": {},
+  "dist": {
+    "fileCount": 7,
+    "integrity": "sha512-csOlWGAcRFJaI6m+F2WKdnMKr4HhdhFVBk0H/QbJFMCr+uO2kwohwXQPxw/9OCxp05r5ghVBFSyioixx3gfkNQ==",
+    "npm-signature": "-----BEGIN PGP SIGNATURE-----\r\nVersion: OpenPGP.js v3.0.4\r\nComment: https://openpgpjs.org\r\n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\nRewy\r\n=MPQY\r\n-----END PGP SIGNATURE-----\r\n",
+    "shasum": "dd379e94f0db8310b08291f9d64c3209766617fd",
+    "signatures": [
+      {
+        "keyid": "SHA256:jl3bwswu80PjjokCgh0o2w5c2U4LhQAE57gj9cz1kzA",
+        "sig": "MEUCIQCYVwf0HXqe0bWbc7zYVM/9lbWUqBw9ET6oj9oL/MIGvQIgagFO41z8Ssm5K6bLiDP0KO4AMvSxGKLjZzN2hdLQgpM="
+      }
+    ],
+    "tarball": "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.1.tgz",
+    "unpackedSize": 6900
+  },
+  "gitHead": "f3bb66f26e69a5747a6483e32c775a02632020ee",
+  "homepage": "https://github.com/strml/async-limiter#readme",
   "keywords": [
     "throttle",
     "async",
@@ -12,24 +82,26 @@
     "concurrency",
     "concurrent"
   ],
-  "dependencies": {},
-  "devDependencies": {
-    "coveralls": "^3.0.3",
-    "eslint": "^5.16.0",
-    "eslint-plugin-mocha": "^5.3.0",
-    "intelli-espower-loader": "^1.0.1",
-    "mocha": "^6.1.4",
-    "nyc": "^14.1.1",
-    "power-assert": "^1.6.1"
+  "license": "MIT",
+  "maintainers": [
+    {
+      "email": "samuel.trace.reed@gmail.com",
+      "name": "strml"
+    }
+  ],
+  "name": "async-limiter",
+  "optionalDependencies": {},
+  "readme": "ERROR: No README data found!",
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/strml/async-limiter.git"
   },
   "scripts": {
-    "test": "mocha --require intelli-espower-loader test/",
-    "travis": "npm run lint && npm run test",
     "coverage": "nyc npm test && nyc report --reporter=text-lcov | coveralls",
     "example": "node example",
-    "lint": "eslint ."
+    "lint": "eslint .",
+    "test": "mocha --require intelli-espower-loader test/",
+    "travis": "npm run lint && npm run test"
   },
-  "repository": "https://github.com/strml/async-limiter.git",
-  "author": "Samuel Reed <samuel.trace.reed@gmail.com",
-  "license": "MIT"
+  "version": "1.0.1"
 }

node_modules/ws/README.md

 # ws: a Node.js WebSocket library
 
-[![Version npm](https://img.shields.io/npm/v/ws.svg)](https://www.npmjs.com/package/ws)
-[![Linux Build](https://img.shields.io/travis/websockets/ws/master.svg)](https://travis-ci.org/websockets/ws)
-[![Windows Build](https://ci.appveyor.com/api/projects/status/github/websockets/ws?branch=master&svg=true)](https://ci.appveyor.com/project/lpinca/ws)
-[![Coverage Status](https://img.shields.io/coveralls/websockets/ws/master.svg)](https://coveralls.io/r/websockets/ws?branch=master)
+[![Version npm](https://img.shields.io/npm/v/ws.svg?logo=npm)](https://www.npmjs.com/package/ws)
+[![Linux Build](https://img.shields.io/travis/websockets/ws/master.svg?logo=travis)](https://travis-ci.org/websockets/ws)
+[![Windows Build](https://img.shields.io/appveyor/ci/lpinca/ws/master.svg?logo=appveyor)](https://ci.appveyor.com/project/lpinca/ws)
+[![Coverage Status](https://img.shields.io/coveralls/websockets/ws/master.svg)](https://coveralls.io/github/websockets/ws)
 
 ws is a simple to use, blazing fast, and thoroughly tested WebSocket client and
 server implementation.

node_modules/ws/lib/buffer-util.js

 'use strict';
 
+const { EMPTY_BUFFER } = require('./constants');
+
 /**
  * Merges an array of buffers into a new buffer.
  *
@@ -9,6 +11,9 @@
  * @public
  */
 function concat(list, totalLength) {
+  if (list.length === 0) return EMPTY_BUFFER;
+  if (list.length === 1) return list[0];
+
   const target = Buffer.allocUnsafe(totalLength);
   var offset = 0;
 
@@ -52,21 +57,88 @@ function _unmask(buffer, mask) {
   }
 }
 
+/**
+ * Converts a buffer to an `ArrayBuffer`.
+ *
+ * @param {Buffer} buf The buffer to convert
+ * @return {ArrayBuffer} Converted buffer
+ * @public
+ */
+function toArrayBuffer(buf) {
+  if (buf.byteLength === buf.buffer.byteLength) {
+    return buf.buffer;
+  }
+
+  return buf.buffer.slice(buf.byteOffset, buf.byteOffset + buf.byteLength);
+}
+
+/**
+ * Converts `data` to a `Buffer`.
+ *
+ * @param {*} data The data to convert
+ * @return {Buffer} The buffer
+ * @throws {TypeError}
+ * @public
+ */
+function toBuffer(data) {
+  toBuffer.readOnly = true;
+
+  if (Buffer.isBuffer(data)) return data;
+
+  var buf;
+
+  if (data instanceof ArrayBuffer) {
+    buf = Buffer.from(data);
+  } else if (ArrayBuffer.isView(data)) {
+    buf = viewToBuffer(data);
+  } else {
+    buf = Buffer.from(data);
+    toBuffer.readOnly = false;
+  }
+
+  return buf;
+}
+
+/**
+ * Converts an `ArrayBuffer` view into a buffer.
+ *
+ * @param {(DataView|TypedArray)} view The view to convert
+ * @return {Buffer} Converted view
+ * @private
+ */
+function viewToBuffer(view) {
+  const buf = Buffer.from(view.buffer);
+
+  if (view.byteLength !== view.buffer.byteLength) {
+    return buf.slice(view.byteOffset, view.byteOffset + view.byteLength);
+  }
+
+  return buf;
+}
+
 try {
   const bufferUtil = require('bufferutil');
   const bu = bufferUtil.BufferUtil || bufferUtil;
 
   module.exports = {
+    concat,
     mask(source, mask, output, offset, length) {
       if (length < 48) _mask(source, mask, output, offset, length);
       else bu.mask(source, mask, output, offset, length);
     },
+    toArrayBuffer,
+    toBuffer,
     unmask(buffer, mask) {
       if (buffer.length < 32) _unmask(buffer, mask);
       else bu.unmask(buffer, mask);
-    },
-    concat
+    }
   };
 } catch (e) /* istanbul ignore next */ {
-  module.exports = { concat, mask: _mask, unmask: _unmask };
+  module.exports = {
+    concat,
+    mask: _mask,
+    toArrayBuffer,
+    toBuffer,
+    unmask: _unmask
+  };
 }

node_modules/ws/lib/receiver.js

 'use strict';
 
-const stream = require('stream');
+const { Writable } = require('stream');
 
 const PerMessageDeflate = require('./permessage-deflate');
-const bufferUtil = require('./buffer-util');
-const validation = require('./validation');
-const constants = require('./constants');
+const {
+  BINARY_TYPES,
+  EMPTY_BUFFER,
+  kStatusCode,
+  kWebSocket
+} = require('./constants');
+const { concat, toArrayBuffer, unmask } = require('./buffer-util');
+const { isValidStatusCode, isValidUTF8 } = require('./validation');
 
 const GET_INFO = 0;
 const GET_PAYLOAD_LENGTH_16 = 1;
@@ -19,7 +24,7 @@ const INFLATING = 5;
  *
  * @extends stream.Writable
  */
-class Receiver extends stream.Writable {
+class Receiver extends Writable {
   /**
    * Creates a Receiver instance.
    *
@@ -30,8 +35,8 @@ class Receiver extends stream.Writable {
   constructor(binaryType, extensions, maxPayload) {
     super();
 
-    this._binaryType = binaryType || constants.BINARY_TYPES[0];
-    this[constants.kWebSocket] = undefined;
+    this._binaryType = binaryType || BINARY_TYPES[0];
+    this[kWebSocket] = undefined;
     this._extensions = extensions || {};
     this._maxPayload = maxPayload | 0;
 
@@ -315,7 +320,7 @@ class Receiver extends stream.Writable {
    * @private
    */
   getData(cb) {
-    var data = constants.EMPTY_BUFFER;
+    var data = EMPTY_BUFFER;
 
     if (this._payloadLength) {
       if (this._bufferedBytes < this._payloadLength) {
@@ -324,7 +329,7 @@ class Receiver extends stream.Writable {
       }
 
       data = this.consume(this._payloadLength);
-      if (this._masked) bufferUtil.unmask(data, this._mask);
+      if (this._masked) unmask(data, this._mask);
     }
 
     if (this._opcode > 0x07) return this.controlMessage(data);
@@ -398,18 +403,18 @@ class Receiver extends stream.Writable {
         var data;
 
         if (this._binaryType === 'nodebuffer') {
-          data = toBuffer(fragments, messageLength);
+          data = concat(fragments, messageLength);
         } else if (this._binaryType === 'arraybuffer') {
-          data = toArrayBuffer(toBuffer(fragments, messageLength));
+          data = toArrayBuffer(concat(fragments, messageLength));
         } else {
           data = fragments;
         }
 
         this.emit('message', data);
       } else {
-        const buf = toBuffer(fragments, messageLength);
+        const buf = concat(fragments, messageLength);
 
-        if (!validation.isValidUTF8(buf)) {
+        if (!isValidUTF8(buf)) {
           this._loop = false;
           return error(Error, 'invalid UTF-8 sequence', true, 1007);
         }
@@ -440,13 +445,13 @@ class Receiver extends stream.Writable {
       } else {
         const code = data.readUInt16BE(0);
 
-        if (!validation.isValidStatusCode(code)) {
+        if (!isValidStatusCode(code)) {
           return error(RangeError, `invalid status code ${code}`, true, 1002);
         }
 
         const buf = data.slice(2);
 
-        if (!validation.isValidUTF8(buf)) {
+        if (!isValidUTF8(buf)) {
           return error(Error, 'invalid UTF-8 sequence', true, 1007);
         }
 
@@ -482,34 +487,6 @@ function error(ErrorCtor, message, prefix, statusCode) {
   );
 
   Error.captureStackTrace(err, error);
-  err[constants.kStatusCode] = statusCode;
+  err[kStatusCode] = statusCode;
   return err;
 }
-
-/**
- * Makes a buffer from a list of fragments.
- *
- * @param {Buffer[]} fragments The list of fragments composing the message
- * @param {Number} messageLength The length of the message
- * @return {Buffer}
- * @private
- */
-function toBuffer(fragments, messageLength) {
-  if (fragments.length === 1) return fragments[0];
-  if (fragments.length > 1) return bufferUtil.concat(fragments, messageLength);
-  return constants.EMPTY_BUFFER;
-}
-
-/**
- * Converts a buffer to an `ArrayBuffer`.
- *
- * @param {Buffer} buf The buffer to convert
- * @return {ArrayBuffer} Converted buffer
- */
-function toArrayBuffer(buf) {
-  if (buf.byteLength === buf.buffer.byteLength) {
-    return buf.buffer;
-  }
-
-  return buf.buffer.slice(buf.byteOffset, buf.byteOffset + buf.byteLength);
-}

node_modules/ws/lib/sender.js

 'use strict';
 
-const crypto = require('crypto');
+const { randomBytes } = require('crypto');
 
 const PerMessageDeflate = require('./permessage-deflate');
-const bufferUtil = require('./buffer-util');
-const validation = require('./validation');
-const constants = require('./constants');
+const { EMPTY_BUFFER } = require('./constants');
+const { isValidStatusCode } = require('./validation');
+const { mask: applyMask, toBuffer } = require('./buffer-util');
 
 /**
  * HyBi Sender implementation.
@@ -43,7 +43,7 @@ class Sender {
    * @public
    */
   static frame(data, options) {
-    const merge = data.length < 1024 || (options.mask && options.readOnly);
+    const merge = options.mask && options.readOnly;
     var offset = options.mask ? 6 : 2;
     var payloadLength = data.length;
 
@@ -60,6 +60,8 @@ class Sender {
     target[0] = options.fin ? options.opcode | 0x80 : options.opcode;
     if (options.rsv1) target[0] |= 0x40;
 
+    target[1] = payloadLength;
+
     if (payloadLength === 126) {
       target.writeUInt16BE(data.length, 2);
     } else if (payloadLength === 127) {
@@ -67,30 +69,22 @@ class Sender {
       target.writeUInt32BE(data.length, 6);
     }
 
-    if (!options.mask) {
-      target[1] = payloadLength;
-      if (merge) {
-        data.copy(target, offset);
-        return [target];
-      }
-
-      return [target, data];
-    }
+    if (!options.mask) return [target, data];
 
-    const mask = crypto.randomBytes(4);
+    const mask = randomBytes(4);
 
-    target[1] = payloadLength | 0x80;
+    target[1] |= 0x80;
     target[offset - 4] = mask[0];
     target[offset - 3] = mask[1];
     target[offset - 2] = mask[2];
     target[offset - 1] = mask[3];
 
     if (merge) {
-      bufferUtil.mask(data, mask, target, offset, data.length);
+      applyMask(data, mask, target, offset, data.length);
       return [target];
     }
 
-    bufferUtil.mask(data, mask, data, 0, data.length);
+    applyMask(data, mask, data, 0, data.length);
     return [target, data];
   }
 
@@ -107,11 +101,8 @@ class Sender {
     var buf;
 
     if (code === undefined) {
-      buf = constants.EMPTY_BUFFER;
-    } else if (
-      typeof code !== 'number' ||
-      !validation.isValidStatusCode(code)
-    ) {
+      buf = EMPTY_BUFFER;
+    } else if (typeof code !== 'number' || !isValidStatusCode(code)) {
       throw new TypeError('First argument must be a valid error code number');
     } else if (data === undefined || data === '') {
       buf = Buffer.allocUnsafe(2);
@@ -159,23 +150,12 @@ class Sender {
    * @public
    */
   ping(data, mask, cb) {
-    var readOnly = true;
-
-    if (!Buffer.isBuffer(data)) {
-      if (data instanceof ArrayBuffer) {
-        data = Buffer.from(data);
-      } else if (ArrayBuffer.isView(data)) {
-        data = viewToBuffer(data);
-      } else {
-        data = Buffer.from(data);
-        readOnly = false;
-      }
-    }
+    const buf = toBuffer(data);
 
     if (this._deflating) {
-      this.enqueue([this.doPing, data, mask, readOnly, cb]);
+      this.enqueue([this.doPing, buf, mask, toBuffer.readOnly, cb]);
     } else {
-      this.doPing(data, mask, readOnly, cb);
+      this.doPing(buf, mask, toBuffer.readOnly, cb);
     }
   }
 
@@ -210,23 +190,12 @@ class Sender {
    * @public
    */
   pong(data, mask, cb) {
-    var readOnly = true;
-
-    if (!Buffer.isBuffer(data)) {
-      if (data instanceof ArrayBuffer) {
-        data = Buffer.from(data);
-      } else if (ArrayBuffer.isView(data)) {
-        data = viewToBuffer(data);
-      } else {
-        data = Buffer.from(data);
-        readOnly = false;
-      }
-    }
+    const buf = toBuffer(data);
 
     if (this._deflating) {
-      this.enqueue([this.doPong, data, mask, readOnly, cb]);
+      this.enqueue([this.doPong, buf, mask, toBuffer.readOnly, cb]);
     } else {
-      this.doPong(data, mask, readOnly, cb);
+      this.doPong(buf, mask, toBuffer.readOnly, cb);
     }
   }
 
@@ -265,27 +234,15 @@ class Sender {
    * @public
    */
   send(data, options, cb) {
+    const buf = toBuffer(data);
+    const perMessageDeflate = this._extensions[PerMessageDeflate.extensionName];
     var opcode = options.binary ? 2 : 1;
     var rsv1 = options.compress;
-    var readOnly = true;
-
-    if (!Buffer.isBuffer(data)) {
-      if (data instanceof ArrayBuffer) {
-        data = Buffer.from(data);
-      } else if (ArrayBuffer.isView(data)) {
-        data = viewToBuffer(data);
-      } else {
-        data = Buffer.from(data);
-        readOnly = false;
-      }
-    }
-
-    const perMessageDeflate = this._extensions[PerMessageDeflate.extensionName];
 
     if (this._firstFragment) {
       this._firstFragment = false;
       if (rsv1 && perMessageDeflate) {
-        rsv1 = data.length >= perMessageDeflate._threshold;
+        rsv1 = buf.length >= perMessageDeflate._threshold;
       }
       this._compress = rsv1;
     } else {
@@ -301,22 +258,22 @@ class Sender {
         rsv1,
         opcode,
         mask: options.mask,
-        readOnly
+        readOnly: toBuffer.readOnly
       };
 
       if (this._deflating) {
-        this.enqueue([this.dispatch, data, this._compress, opts, cb]);
+        this.enqueue([this.dispatch, buf, this._compress, opts, cb]);
       } else {
-        this.dispatch(data, this._compress, opts, cb);
+        this.dispatch(buf, this._compress, opts, cb);
       }
     } else {
       this.sendFrame(
-        Sender.frame(data, {
+        Sender.frame(buf, {
           fin: options.fin,
           rsv1: false,
           opcode,
           mask: options.mask,
-          readOnly
+          readOnly: toBuffer.readOnly
         }),
         cb
       );
@@ -388,8 +345,10 @@ class Sender {
    */
   sendFrame(list, cb) {
     if (list.length === 2) {
+      this._socket.cork();
       this._socket.write(list[0]);
       this._socket.write(list[1], cb);
+      this._socket.uncork();
     } else {
       this._socket.write(list[0], cb);
     }
@@ -397,20 +356,3 @@ class Sender {
 }
 
 module.exports = Sender;
-
-/**
- * Converts an `ArrayBuffer` view into a buffer.
- *
- * @param {(DataView|TypedArray)} view The view to convert
- * @return {Buffer} Converted view
- * @private
- */
-function viewToBuffer(view) {
-  const buf = Buffer.from(view.buffer);
-
-  if (view.byteLength !== view.buffer.byteLength) {
-    return buf.slice(view.byteOffset, view.byteOffset + view.byteLength);
-  }
-
-  return buf;
-}

node_modules/ws/lib/websocket-server.js

@@ -6,8 +6,10 @@ const http = require('http');
 
 const PerMessageDeflate = require('./permessage-deflate');
 const extension = require('./extension');
-const constants = require('./constants');
 const WebSocket = require('./websocket');
+const { GUID } = require('./constants');
+
+const keyRegex = /^[+/0-9A-Za-z]{22}==$/;
 
 /**
  * Class representing a WebSocket server.
@@ -19,16 +21,20 @@ class WebSocketServer extends EventEmitter {
    * Create a `WebSocketServer` instance.
    *
    * @param {Object} options Configuration options
+   * @param {Number} options.backlog The maximum length of the queue of pending
+   *     connections
+   * @param {Boolean} options.clientTracking Specifies whether or not to track
+   *     clients
+   * @param {Function} options.handleProtocols An hook to handle protocols
    * @param {String} options.host The hostname where to bind the server
+   * @param {Number} options.maxPayload The maximum allowed message size
+   * @param {Boolean} options.noServer Enable no server mode
+   * @param {String} options.path Accept only connections matching this path
+   * @param {(Boolean|Object)} options.perMessageDeflate Enable/disable
+   *     permessage-deflate
    * @param {Number} options.port The port where to bind the server
    * @param {http.Server} options.server A pre-created HTTP/S server to use
    * @param {Function} options.verifyClient An hook to reject connections
-   * @param {Function} options.handleProtocols An hook to handle protocols
-   * @param {String} options.path Accept only connections matching this path
-   * @param {Boolean} options.noServer Enable no server mode
-   * @param {Boolean} options.clientTracking Specifies whether or not to track clients
-   * @param {(Boolean|Object)} options.perMessageDeflate Enable/disable permessage-deflate
-   * @param {Number} options.maxPayload The maximum allowed message size
    * @param {Function} callback A listener for the `listening` event
    */
   constructor(options, callback) {
@@ -176,13 +182,18 @@ class WebSocketServer extends EventEmitter {
   handleUpgrade(req, socket, head, cb) {
     socket.on('error', socketOnError);
 
+    const key =
+      req.headers['sec-websocket-key'] !== undefined
+        ? req.headers['sec-websocket-key'].trim()
+        : false;
     const version = +req.headers['sec-websocket-version'];
     const extensions = {};
 
     if (
       req.method !== 'GET' ||
       req.headers.upgrade.toLowerCase() !== 'websocket' ||
-      !req.headers['sec-websocket-key'] ||
+      !key ||
+      !keyRegex.test(key) ||
       (version !== 8 && version !== 13) ||
       !this.shouldHandle(req)
     ) {
@@ -225,7 +236,7 @@ class WebSocketServer extends EventEmitter {
             return abortHandshake(socket, code || 401, message, headers);
           }
 
-          this.completeUpgrade(extensions, req, socket, head, cb);
+          this.completeUpgrade(key, extensions, req, socket, head, cb);
         });
         return;
       }
@@ -233,12 +244,13 @@ class WebSocketServer extends EventEmitter {
       if (!this.options.verifyClient(info)) return abortHandshake(socket, 401);
     }
 
-    this.completeUpgrade(extensions, req, socket, head, cb);
+    this.completeUpgrade(key, extensions, req, socket, head, cb);
   }
 
   /**
    * Upgrade the connection to WebSocket.
    *
+   * @param {String} key The value of the `Sec-WebSocket-Key` header
    * @param {Object} extensions The accepted extensions
    * @param {http.IncomingMessage} req The request object
    * @param {net.Socket} socket The network socket between the server and client
@@ -246,29 +258,29 @@ class WebSocketServer extends EventEmitter {
    * @param {Function} cb Callback
    * @private
    */
-  completeUpgrade(extensions, req, socket, head, cb) {
+  completeUpgrade(key, extensions, req, socket, head, cb) {
     //
     // Destroy the socket if the client has already sent a FIN packet.
     //
     if (!socket.readable || !socket.writable) return socket.destroy();
 
-    const key = crypto
+    const digest = crypto
       .createHash('sha1')
-      .update(req.headers['sec-websocket-key'] + constants.GUID, 'binary')
+      .update(key + GUID)
       .digest('base64');
 
     const headers = [
       'HTTP/1.1 101 Switching Protocols',
       'Upgrade: websocket',
       'Connection: Upgrade',
-      `Sec-WebSocket-Accept: ${key}`
+      `Sec-WebSocket-Accept: ${digest}`
     ];
 
     const ws = new WebSocket(null);
     var protocol = req.headers['sec-websocket-protocol'];
 
     if (protocol) {
-      protocol = protocol.trim().split(/ *, */);
+      protocol = protocol.split(',').map(trim);
 
       //
       // Optionally call external protocol selection handler.
@@ -387,3 +399,15 @@ function abortHandshake(socket, code, message, headers) {
   socket.removeListener('error', socketOnError);
   socket.destroy();
 }
+
+/**
+ * Remove whitespace characters from both ends of a string.
+ *
+ * @param {String} str The string
+ * @return {String} A new string representing `str` stripped of whitespace
+ *     characters from both its beginning and end
+ * @private
+ */
+function trim(str) {
+  return str.trim();
+}

node_modules/ws/package.json

 {
-  "name": "ws",
-  "version": "6.1.4",
+  "_args": [
+    [
+      "ws@6.2.2",
+      "/Users/m/workspace/antSword"
+    ]
+  ],
+  "_from": "ws@6.2.2",
+  "_hasShrinkwrap": false,
+  "_id": "ws@6.2.2",
+  "_inCache": true,
+  "_installable": true,
+  "_location": "/ws",
+  "_nodeVersion": "16.2.0",
+  "_npmOperationalInternal": {
+    "host": "s3://npm-registry-packages",
+    "tmp": "tmp/ws_6.2.2_1622572492507_0.791522012984119"
+  },
+  "_npmUser": {
+    "email": "luigipinca@gmail.com",
+    "name": "lpinca"
+  },
+  "_npmVersion": "7.13.0",
+  "_phantomChildren": {},
+  "_requested": {
+    "name": "ws",
+    "raw": "ws@6.2.2",
+    "rawSpec": "6.2.2",
+    "scope": null,
+    "spec": "6.2.2",
+    "type": "version"
+  },
+  "_requiredBy": [
+    "#USER"
+  ],
+  "_resolved": "https://registry.npmjs.org/ws/-/ws-6.2.2.tgz",
+  "_shasum": "dd5cdbd57a9979916097652d78f1cc5faea0c32e",
+  "_shrinkwrap": null,
+  "_spec": "ws@6.2.2",
+  "_where": "/Users/m/workspace/antSword",
+  "author": {
+    "email": "einaros@gmail.com",
+    "name": "Einar Otto Stangvik",
+    "url": "http://2x.io"
+  },
+  "browser": "browser.js",
+  "bugs": {
+    "url": "https://github.com/websockets/ws/issues"
+  },
+  "dependencies": {
+    "async-limiter": "~1.0.0"
+  },
   "description": "Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js",
+  "devDependencies": {
+    "benchmark": "~2.1.4",
+    "bufferutil": "~4.0.0",
+    "coveralls": "~3.0.3",
+    "eslint": "~5.15.0",
+    "eslint-config-prettier": "~4.1.0",
+    "eslint-plugin-prettier": "~3.0.0",
+    "mocha": "~6.0.0",
+    "nyc": "~13.3.0",
+    "prettier": "~1.16.1",
+    "utf-8-validate": "~5.0.0"
+  },
+  "directories": {},
+  "dist": {
+    "fileCount": 15,
+    "integrity": "sha512-zmhltoSR8u1cnDsD43TX59mzoMZsLKqUweyYBAIvTngR3shc0W6aOZylZmq/7hqyVxPdi+5Ud2QInblgyE72fw==",
+    "npm-signature": "-----BEGIN PGP SIGNATURE-----\r\nVersion: OpenPGP.js v3.0.13\r\nComment: https://openpgpjs.org\r\n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\nv8eQ\r\n=1LXy\r\n-----END PGP SIGNATURE-----\r\n",
+    "shasum": "dd5cdbd57a9979916097652d78f1cc5faea0c32e",
+    "signatures": [
+      {
+        "keyid": "SHA256:jl3bwswu80PjjokCgh0o2w5c2U4LhQAE57gj9cz1kzA",
+        "sig": "MEYCIQDTi3OXyBRVRRDbt1DkzzQvNJvHj01yrckBeI61CKkihAIhAJ20N24tK5ntCd8n0EL5JZEQVtwt2nYggGUWmIgr9pVY"
+      }
+    ],
+    "tarball": "https://registry.npmjs.org/ws/-/ws-6.2.2.tgz",
+    "unpackedSize": 101735
+  },
+  "gitHead": "9bdb58070d64c33a9beeac7c732aac0f4e7e18b7",
+  "homepage": "https://github.com/websockets/ws",
   "keywords": [
     "HyBi",
     "Push",
@@ -10,36 +88,37 @@
     "WebSockets",
     "real-time"
   ],
-  "homepage": "https://github.com/websockets/ws",
-  "bugs": "https://github.com/websockets/ws/issues",
-  "repository": "websockets/ws",
-  "author": "Einar Otto Stangvik <einaros@gmail.com> (http://2x.io)",
   "license": "MIT",
   "main": "index.js",
-  "browser": "browser.js",
-  "files": [
-    "browser.js",
-    "index.js",
-    "lib/*.js"
+  "maintainers": [
+    {
+      "email": "einaros@gmail.com",
+      "name": "einaros"
+    },
+    {
+      "email": "npm@3rd-Eden.com",
+      "name": "v1"
+    },
+    {
+      "email": "luigipinca@gmail.com",
+      "name": "lpinca"
+    },
+    {
+      "email": "npmjs@3rd-Eden.com",
+      "name": "3rdeden"
+    }
   ],
+  "name": "ws",
+  "optionalDependencies": {},
+  "readme": "ERROR: No README data found!",
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/websockets/ws.git"
+  },
   "scripts": {
-    "test": "npm run lint && nyc --reporter=html --reporter=text mocha test/*.test.js",
     "integration": "npm run lint && mocha test/*.integration.js",
-    "lint": "eslint . --ignore-path .gitignore && prettylint '**/*.{json,md}' --ignore-path .gitignore"
-  },
-  "dependencies": {
-    "async-limiter": "~1.0.0"
+    "lint": "eslint --ignore-path .gitignore . && prettier --check --ignore-path .gitignore \"**/*.{json,md,yml}\"",
+    "test": "npm run lint && nyc --reporter=html --reporter=text mocha test/*.test.js"
   },
-  "devDependencies": {
-    "benchmark": "~2.1.4",
-    "bufferutil": "~4.0.0",
-    "eslint": "~5.14.0",
-    "eslint-config-prettier": "~4.0.0",
-    "eslint-plugin-prettier": "~3.0.0",
-    "mocha": "~5.2.0",
-    "nyc": "~13.3.0",
-    "prettier": "~1.16.1",
-    "prettylint": "~1.0.0",
-    "utf-8-validate": "~5.0.0"
-  }
+  "version": "6.2.2"
 }

package.json

@@ -17,7 +17,7 @@
     "superagent-proxy": "3.0.0",
     "tar": "4.4.18",
     "through": "2.3.8",
-    "ws": "6.1.4",
+    "ws": "6.2.2",
     "mime": "2.6.0",
     "xml2js": "0.4.23"
   },