python pyppeteer 破解京东滑块

分享一个后端学习网站：

import asyncio
import random
import cv2
from pyppeteer import launch
from urllib import request


# 滑块的缺口距离识别
async def get_distance():
    img = cv2.imread(image.png, 0)
    template = cv2.imread(template.png, 0)
    res = cv2.matchTemplate(img, template, cv2.TM_CCORR_NORMED)
    value = cv2.minMaxLoc(res)[2][0]
    distance = value * 278/360
    return distance


async def main():
    browser = await launch({
        headless: False,# 需要设置一个路径
        userDataDir: rE:mj,
        args: [--no-sandbox, --window-size=1366,768],
    })
    page = await browser.newPage()
    await page.setViewport({width: 1366, height: 768})
    await page.goto(https://passport.jd.com/login.aspx)
    await page.waitFor(1000)
    await page.click(div.login-tab-r)
    await page.waitFor(1000)

    # TODO 模拟人工输入用户名、密码    输入自己的账号密码
    await page.type(#loginname, yazhishaw,
                    {delay: random.randint(60, 121)})
    await page.type(#nloginpwd, 123456,
                    {delay: random.randint(100, 151)})
    await page.waitFor(2000)
    await page.click(div.login-btn)
    await page.waitFor(3000)
    # 模拟人工拖动滑块、失败则重试
    while True:
        if await page.J(#ttbar-login):
            print(登录成功！)
            await page.waitFor(6000)
            break
        else:
            image_src = await page.Jeval(.JDJRV-bigimg >img, el => el.src)
            request.urlretrieve(image_src, image.png)
            template_src = await page.Jeval(.JDJRV-smallimg >img, el => el.src)
            request.urlretrieve(template_src, template.png)
            await page.waitFor(3000)
            el = await page.J(div.JDJRV-slide-btn)
            box = await el.boundingBox()
            await page.hover(div.JDJRV-slide-btn)
            distance = await get_distance()
            await page.mouse.down()
            await page.mouse.move(box[x] + distance + random.uniform(30, 33), box[y], {steps: 20})
            await page.waitFor(random.randint(300, 700))
            await page.mouse.move(box[x] + distance + 29, box[y], {steps: 20})
            await page.mouse.up()
            await page.waitFor(3000)


asyncio.get_event_loop().run_until_complete(main())