mirror of https://github.com/6dylan6/jdpro.git
539 lines
15 KiB
JavaScript
539 lines
15 KiB
JavaScript
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const https = require('https');
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const http = require('http');
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const stream = require('stream');
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const zlib = require('zlib');
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const vm = require('vm');
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const PNG = require('png-js');
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let UA = `jdapp;iPhone;10.1.0;14.3;${randomString(40)};network/wifi;model/iPhone12,1;addressid/4199175193;appBuild/167774;jdSupportDarkMode/0;Mozilla/5.0 (iPhone; CPU iPhone OS 14_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148;supportJDSHWK/1`;
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const validatorCount = process.env.JDJR_validator_Count ? process.env.JDJR_validator_Count : 100
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function randomString(e) {
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e = e || 32;
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let t = "abcdef0123456789", a = t.length, n = "";
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for (i = 0; i < e; i++)
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n += t.charAt(Math.floor(Math.random() * a));
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return n
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}
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Math.avg = function average() {
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var sum = 0;
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var len = this.length;
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for (var i = 0; i < len; i++) {
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sum += this[i];
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}
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return sum / len;
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};
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function sleep(timeout) {
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return new Promise((resolve) => setTimeout(resolve, timeout));
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}
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class PNGDecoder extends PNG {
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constructor(args) {
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super(args);
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this.pixels = [];
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}
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decodeToPixels() {
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return new Promise((resolve) => {
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this.decode((pixels) => {
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this.pixels = pixels;
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resolve();
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});
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});
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}
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getImageData(x, y, w, h) {
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const {pixels} = this;
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const len = w * h * 4;
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const startIndex = x * 4 + y * (w * 4);
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return {data: pixels.slice(startIndex, startIndex + len)};
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}
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}
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const PUZZLE_GAP = 8;
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const PUZZLE_PAD = 10;
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class PuzzleRecognizer {
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constructor(bg, patch, y) {
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// console.log(bg);
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const imgBg = new PNGDecoder(Buffer.from(bg, 'base64'));
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const imgPatch = new PNGDecoder(Buffer.from(patch, 'base64'));
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// console.log(imgBg);
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this.bg = imgBg;
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this.patch = imgPatch;
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this.rawBg = bg;
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this.rawPatch = patch;
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this.y = y;
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this.w = imgBg.width;
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this.h = imgBg.height;
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}
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async run() {
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await this.bg.decodeToPixels();
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await this.patch.decodeToPixels();
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return this.recognize();
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}
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recognize() {
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const {ctx, w: width, bg} = this;
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const {width: patchWidth, height: patchHeight} = this.patch;
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const posY = this.y + PUZZLE_PAD + ((patchHeight - PUZZLE_PAD) / 2) - (PUZZLE_GAP / 2);
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// const cData = ctx.getImageData(0, a.y + 10 + 20 - 4, 360, 8).data;
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const cData = bg.getImageData(0, posY, width, PUZZLE_GAP).data;
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const lumas = [];
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for (let x = 0; x < width; x++) {
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var sum = 0;
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// y xais
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for (let y = 0; y < PUZZLE_GAP; y++) {
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var idx = x * 4 + y * (width * 4);
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var r = cData[idx];
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var g = cData[idx + 1];
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var b = cData[idx + 2];
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var luma = 0.2126 * r + 0.7152 * g + 0.0722 * b;
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sum += luma;
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}
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lumas.push(sum / PUZZLE_GAP);
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}
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const n = 2; // minium macroscopic image width (px)
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const margin = patchWidth - PUZZLE_PAD;
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const diff = 20; // macroscopic brightness difference
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const radius = PUZZLE_PAD;
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for (let i = 0, len = lumas.length - 2 * 4; i < len; i++) {
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const left = (lumas[i] + lumas[i + 1]) / n;
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const right = (lumas[i + 2] + lumas[i + 3]) / n;
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const mi = margin + i;
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const mLeft = (lumas[mi] + lumas[mi + 1]) / n;
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const mRigth = (lumas[mi + 2] + lumas[mi + 3]) / n;
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if (left - right > diff && mLeft - mRigth < -diff) {
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const pieces = lumas.slice(i + 2, margin + i + 2);
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const median = pieces.sort((x1, x2) => x1 - x2)[20];
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const avg = Math.avg(pieces);
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// noise reducation
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if (median > left || median > mRigth) return;
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if (avg > 100) return;
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// console.table({left,right,mLeft,mRigth,median});
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// ctx.fillRect(i+n-radius, 0, 1, 360);
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// console.log(i+n-radius);
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return i + n - radius;
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}
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}
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// not found
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return -1;
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}
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runWithCanvas() {
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const {createCanvas, Image} = require('canvas');
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const canvas = createCanvas();
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const ctx = canvas.getContext('2d');
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const imgBg = new Image();
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const imgPatch = new Image();
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const prefix = 'data:image/png;base64,';
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imgBg.src = prefix + this.rawBg;
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imgPatch.src = prefix + this.rawPatch;
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const {naturalWidth: w, naturalHeight: h} = imgBg;
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canvas.width = w;
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canvas.height = h;
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ctx.clearRect(0, 0, w, h);
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ctx.drawImage(imgBg, 0, 0, w, h);
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const width = w;
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const {naturalWidth, naturalHeight} = imgPatch;
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const posY = this.y + PUZZLE_PAD + ((naturalHeight - PUZZLE_PAD) / 2) - (PUZZLE_GAP / 2);
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// const cData = ctx.getImageData(0, a.y + 10 + 20 - 4, 360, 8).data;
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const cData = ctx.getImageData(0, posY, width, PUZZLE_GAP).data;
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const lumas = [];
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for (let x = 0; x < width; x++) {
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var sum = 0;
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// y xais
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for (let y = 0; y < PUZZLE_GAP; y++) {
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var idx = x * 4 + y * (width * 4);
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var r = cData[idx];
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var g = cData[idx + 1];
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var b = cData[idx + 2];
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var luma = 0.2126 * r + 0.7152 * g + 0.0722 * b;
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sum += luma;
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}
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lumas.push(sum / PUZZLE_GAP);
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}
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const n = 2; // minium macroscopic image width (px)
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const margin = naturalWidth - PUZZLE_PAD;
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const diff = 20; // macroscopic brightness difference
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const radius = PUZZLE_PAD;
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for (let i = 0, len = lumas.length - 2 * 4; i < len; i++) {
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const left = (lumas[i] + lumas[i + 1]) / n;
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const right = (lumas[i + 2] + lumas[i + 3]) / n;
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const mi = margin + i;
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const mLeft = (lumas[mi] + lumas[mi + 1]) / n;
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const mRigth = (lumas[mi + 2] + lumas[mi + 3]) / n;
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if (left - right > diff && mLeft - mRigth < -diff) {
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const pieces = lumas.slice(i + 2, margin + i + 2);
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const median = pieces.sort((x1, x2) => x1 - x2)[20];
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const avg = Math.avg(pieces);
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// noise reducation
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if (median > left || median > mRigth) return;
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if (avg > 100) return;
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// console.table({left,right,mLeft,mRigth,median});
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// ctx.fillRect(i+n-radius, 0, 1, 360);
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// console.log(i+n-radius);
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return i + n - radius;
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}
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}
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// not found
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return -1;
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}
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}
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const DATA = {
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"appId": "17839d5db83",
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"product": "embed",
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"lang": "zh_CN",
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};
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const SERVER = 'iv.jd.com';
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class JDJRValidator {
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constructor() {
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this.data = {};
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this.x = 0;
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this.t = Date.now();
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this.count = 0;
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}
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async run(scene = 'cww', eid='') {
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const tryRecognize = async () => {
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const x = await this.recognize(scene, eid);
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if (x > 0) {
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return x;
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}
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// retry
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return await tryRecognize();
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};
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const puzzleX = await tryRecognize();
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// console.log(puzzleX);
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const pos = new MousePosFaker(puzzleX).run();
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const d = getCoordinate(pos);
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// console.log(pos[pos.length-1][2] -Date.now());
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// await sleep(4500);
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await sleep(pos[pos.length - 1][2] - Date.now());
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this.count++;
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const result = await JDJRValidator.jsonp('/slide/s.html', {d, ...this.data}, scene);
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if (result.message === 'success') {
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// console.log(result);
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console.log('JDJR验证用时: %fs', (Date.now() - this.t) / 1000);
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return result;
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} else {
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console.log(`验证失败: ${this.count}/${validatorCount}`);
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// console.log(JSON.stringify(result));
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if(this.count >= validatorCount){
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console.log("JDJR验证次数已达上限，退出验证");
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return result;
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}else{
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await sleep(300);
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return await this.run(scene, eid);
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}
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}
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}
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async recognize(scene, eid) {
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const data = await JDJRValidator.jsonp('/slide/g.html', {e: eid}, scene);
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const {bg, patch, y} = data;
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// const uri = 'data:image/png;base64,';
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// const re = new PuzzleRecognizer(uri+bg, uri+patch, y);
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const re = new PuzzleRecognizer(bg, patch, y);
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// console.log(JSON.stringify(re))
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const puzzleX = await re.run();
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if (puzzleX > 0) {
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this.data = {
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c: data.challenge,
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w: re.w,
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e: eid,
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s: '',
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o: '',
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};
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this.x = puzzleX;
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}
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return puzzleX;
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}
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async report(n) {
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console.time('PuzzleRecognizer');
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let count = 0;
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for (let i = 0; i < n; i++) {
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const x = await this.recognize();
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if (x > 0) count++;
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if (i % 50 === 0) {
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// console.log('%f\%', (i / n) * 100);
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}
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}
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console.log('验证成功: %f\%', (count / n) * 100);
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console.clear()
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console.timeEnd('PuzzleRecognizer');
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}
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static jsonp(api, data = {}, scene) {
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return new Promise((resolve, reject) => {
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const fnId = `jsonp_${String(Math.random()).replace('.', '')}`;
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const extraData = {callback: fnId};
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const query = new URLSearchParams({...DATA,...{"scene": scene}, ...extraData, ...data}).toString();
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const url = `https://${SERVER}${api}?${query}`;
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const headers = {
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'Accept': '*/*',
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'Accept-Encoding': 'gzip,deflate,br',
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'Accept-Language': 'zh-CN,zh;q=0.9,en;q=0.8',
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'Connection': 'keep-alive',
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'Host': "iv.jd.com",
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'Proxy-Connection': 'keep-alive',
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'Referer': 'https://h5.m.jd.com/',
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'User-Agent': UA,
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};
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const req = https.get(url, {headers}, (response) => {
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let res = response;
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if (res.headers['content-encoding'] === 'gzip') {
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const unzipStream = new stream.PassThrough();
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stream.pipeline(
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response,
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zlib.createGunzip(),
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unzipStream,
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reject,
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);
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res = unzipStream;
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}
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res.setEncoding('utf8');
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let rawData = '';
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res.on('data', (chunk) => rawData += chunk);
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res.on('end', () => {
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try {
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const ctx = {
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[fnId]: (data) => ctx.data = data,
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data: {},
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};
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vm.createContext(ctx);
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vm.runInContext(rawData, ctx);
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// console.log(ctx.data);
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res.resume();
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resolve(ctx.data);
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} catch (e) {
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reject(e);
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}
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|
|
});
|
|||
|
|
});
|
|||
|
|
|
|||
|
|
req.on('error', reject);
|
|||
|
|
req.end();
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function getCoordinate(c) {
|
|||
|
|
function string10to64(d) {
|
|||
|
|
var c = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-~".split("")
|
|||
|
|
, b = c.length
|
|||
|
|
, e = +d
|
|||
|
|
, a = [];
|
|||
|
|
do {
|
|||
|
|
mod = e % b;
|
|||
|
|
e = (e - mod) / b;
|
|||
|
|
a.unshift(c[mod])
|
|||
|
|
} while (e);
|
|||
|
|
return a.join("")
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function prefixInteger(a, b) {
|
|||
|
|
return (Array(b).join(0) + a).slice(-b)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function pretreatment(d, c, b) {
|
|||
|
|
var e = string10to64(Math.abs(d));
|
|||
|
|
var a = "";
|
|||
|
|
if (!b) {
|
|||
|
|
a += (d > 0 ? "1" : "0")
|
|||
|
|
}
|
|||
|
|
a += prefixInteger(e, c);
|
|||
|
|
return a
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var b = new Array();
|
|||
|
|
for (var e = 0; e < c.length; e++) {
|
|||
|
|
if (e == 0) {
|
|||
|
|
b.push(pretreatment(c[e][0] < 262143 ? c[e][0] : 262143, 3, true));
|
|||
|
|
b.push(pretreatment(c[e][1] < 16777215 ? c[e][1] : 16777215, 4, true));
|
|||
|
|
b.push(pretreatment(c[e][2] < 4398046511103 ? c[e][2] : 4398046511103, 7, true))
|
|||
|
|
} else {
|
|||
|
|
var a = c[e][0] - c[e - 1][0];
|
|||
|
|
var f = c[e][1] - c[e - 1][1];
|
|||
|
|
var d = c[e][2] - c[e - 1][2];
|
|||
|
|
b.push(pretreatment(a < 4095 ? a : 4095, 2, false));
|
|||
|
|
b.push(pretreatment(f < 4095 ? f : 4095, 2, false));
|
|||
|
|
b.push(pretreatment(d < 16777215 ? d : 16777215, 4, true))
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
return b.join("")
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
const HZ = 20;
|
|||
|
|
|
|||
|
|
class MousePosFaker {
|
|||
|
|
constructor(puzzleX) {
|
|||
|
|
this.x = parseInt(Math.random() * 20 + 20, 10);
|
|||
|
|
this.y = parseInt(Math.random() * 80 + 80, 10);
|
|||
|
|
this.t = Date.now();
|
|||
|
|
this.pos = [[this.x, this.y, this.t]];
|
|||
|
|
this.minDuration = parseInt(1000 / HZ, 10);
|
|||
|
|
// this.puzzleX = puzzleX;
|
|||
|
|
this.puzzleX = puzzleX + parseInt(Math.random() * 2 - 1, 10);
|
|||
|
|
|
|||
|
|
this.STEP = parseInt(Math.random() * 6 + 5, 10);
|
|||
|
|
this.DURATION = parseInt(Math.random() * 7 + 14, 10) * 100;
|
|||
|
|
// [9,1600] [10,1400]
|
|||
|
|
this.STEP = 9;
|
|||
|
|
// this.DURATION = 2000;
|
|||
|
|
// console.log(this.STEP, this.DURATION);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
run() {
|
|||
|
|
const perX = this.puzzleX / this.STEP;
|
|||
|
|
const perDuration = this.DURATION / this.STEP;
|
|||
|
|
const firstPos = [this.x - parseInt(Math.random() * 6, 10), this.y + parseInt(Math.random() * 11, 10), this.t];
|
|||
|
|
|
|||
|
|
this.pos.unshift(firstPos);
|
|||
|
|
this.stepPos(perX, perDuration);
|
|||
|
|
this.fixPos();
|
|||
|
|
|
|||
|
|
const reactTime = parseInt(60 + Math.random() * 100, 10);
|
|||
|
|
const lastIdx = this.pos.length - 1;
|
|||
|
|
const lastPos = [this.pos[lastIdx][0], this.pos[lastIdx][1], this.pos[lastIdx][2] + reactTime];
|
|||
|
|
|
|||
|
|
this.pos.push(lastPos);
|
|||
|
|
return this.pos;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
stepPos(x, duration) {
|
|||
|
|
let n = 0;
|
|||
|
|
const sqrt2 = Math.sqrt(2);
|
|||
|
|
for (let i = 1; i <= this.STEP; i++) {
|
|||
|
|
n += 1 / i;
|
|||
|
|
}
|
|||
|
|
for (let i = 0; i < this.STEP; i++) {
|
|||
|
|
x = this.puzzleX / (n * (i + 1));
|
|||
|
|
const currX = parseInt((Math.random() * 30 - 15) + x, 10);
|
|||
|
|
const currY = parseInt(Math.random() * 7 - 3, 10);
|
|||
|
|
const currDuration = parseInt((Math.random() * 0.4 + 0.8) * duration, 10);
|
|||
|
|
|
|||
|
|
this.moveToAndCollect({
|
|||
|
|
x: currX,
|
|||
|
|
y: currY,
|
|||
|
|
duration: currDuration,
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
fixPos() {
|
|||
|
|
const actualX = this.pos[this.pos.length - 1][0] - this.pos[1][0];
|
|||
|
|
const deviation = this.puzzleX - actualX;
|
|||
|
|
|
|||
|
|
if (Math.abs(deviation) > 4) {
|
|||
|
|
this.moveToAndCollect({
|
|||
|
|
x: deviation,
|
|||
|
|
y: parseInt(Math.random() * 8 - 3, 10),
|
|||
|
|
duration: 250,
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
moveToAndCollect({x, y, duration}) {
|
|||
|
|
let movedX = 0;
|
|||
|
|
let movedY = 0;
|
|||
|
|
let movedT = 0;
|
|||
|
|
const times = duration / this.minDuration;
|
|||
|
|
let perX = x / times;
|
|||
|
|
let perY = y / times;
|
|||
|
|
let padDuration = 0;
|
|||
|
|
|
|||
|
|
if (Math.abs(perX) < 1) {
|
|||
|
|
padDuration = duration / Math.abs(x) - this.minDuration;
|
|||
|
|
perX = 1;
|
|||
|
|
perY = y / Math.abs(x);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
while (Math.abs(movedX) < Math.abs(x)) {
|
|||
|
|
const rDuration = parseInt(padDuration + Math.random() * 16 - 4, 10);
|
|||
|
|
|
|||
|
|
movedX += perX + Math.random() * 2 - 1;
|
|||
|
|
movedY += perY;
|
|||
|
|
movedT += this.minDuration + rDuration;
|
|||
|
|
|
|||
|
|
const currX = parseInt(this.x + movedX, 10);
|
|||
|
|
const currY = parseInt(this.y + movedY, 10);
|
|||
|
|
const currT = this.t + movedT;
|
|||
|
|
|
|||
|
|
this.pos.push([currX, currY, currT]);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
this.x += x;
|
|||
|
|
this.y += y;
|
|||
|
|
this.t += Math.max(duration, movedT);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function injectToRequest(fn,scene = 'cww', ua = '') {
|
|||
|
|
if(ua) UA = ua
|
|||
|
|
return (opts, cb) => {
|
|||
|
|
fn(opts, async (err, resp, data) => {
|
|||
|
|
if (err) {
|
|||
|
|
console.error(JSON.stringify(err));
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
if (data.search('验证') > -1) {
|
|||
|
|
console.log('JDJR验证中......');
|
|||
|
|
let arr = opts.url.split("&")
|
|||
|
|
let eid = ''
|
|||
|
|
for(let i of arr){
|
|||
|
|
if(i.indexOf("eid=")>-1){
|
|||
|
|
eid = i.split("=") && i.split("=")[1] || ''
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
const res = await new JDJRValidator().run(scene, eid);
|
|||
|
|
|
|||
|
|
opts.url += `&validate=${res.validate}`;
|
|||
|
|
fn(opts, cb);
|
|||
|
|
} else {
|
|||
|
|
cb(err, resp, data);
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
};
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
exports.injectToRequest = injectToRequest;
|