使用像素对比来完成Selenium滑块验证码的登录
本帖最后由 QingYi. 于 2021-7-26 16:54 编辑具体看源码吧，介绍就不说了，看源代码吧
拿到手之后要自己修改一下，很简单，可以拿来学习学习 不走打码平台（虽然打码平台也很便宜）
import pickle
import random
import time
import settings
from services.common.base_service import BaseService
from selenium.webdriver.common.action_chains import ActionChains
import scrapy
from selenium import webdriver
import requests
import settings
from PIL import Image
from io import BytesIO
class BLoginService(BaseService):
name = "zhihu"
login_url = "https://passport.bilibili.com/login"
# 截取你需要的图片 有缺口和无缺口的
def crop_image(self, img_file_name):
time.sleep(2)
img = self.browser.find_element_by_css_selector('.geetest_canvas_img.geetest_absolute')
location = img.location
print("图片的位置：", location)
size = img.size
print("图片的大小：", size)
top, bottom, left, right = location['y'], location['y'] + size['height'], location['x'], location['x'] + size[
'width']
print("验证码截图的位置：", left, top, bottom, right)
screen_shot = self.browser.get_screenshot_as_png()
screen_shot = Image.open(BytesIO(screen_shot))
capt = screen_shot.crop((int(left), int(top), int(right), int(bottom)))
capt.save(img_file_name)
return capt
# 初始化
def __init__(self, settings):
self.user_name = settings.Accounts["username"]
self.pass_word = settings.Accounts["password"]
self.browser = webdriver.Chrome(executable_path="yourself driver path")
# 验证是否登录成功
def check_login(self):
try:
self.browser.find_element_by_xpath('//class')
return True
except Exception as e:
return False
# 像素比对 找到缺口位置像素，到时候直接滑动
def compare_pixel(self, img1, img2, i, j):
pixel1 = img1.load()
pixel2 = img2.load()
# 允许的偏差值
dif = 60
# RGB
# 如果很相似的话应该不是缺口 false否则差异很大的话就是True
if abs(pixel1 - pixel2) < dif and abs(pixel1 - pixel2) < dif and abs(pixel1 - pixel2) < dif:
return False
return True
def login(self):
try:
# max window, because we need to slider captcha.get position
self.browser.maximize_window()
except Exception as e:
pass
while not self.check_login():
self.browser.get(self.login_url)
name_ele = self.browser.find_element_by_css_selector("#login-username")
pass_ele = self.browser.find_element_by_css_selector("#login-passwd")
name_ele.send_keys(self.user_name)
pass_ele.send_keys(self.pass_word)
# 调出滑动验证码
login_btn = self.browser.find_element_by_css_selector("a.btn.btn-login")
login_btn.click()
time.sleep(2)
# 还原没有缺口的图片
self.browser.execute_script('document.querySelectorAll("canvas").style=""')
# 截取验证码
img1 = self.crop_image("cap1.png")
# 显示有缺口的图片
self.browser.execute_script('document.querySelectorAll("canvas").style="display: none; opacity: 1;"')
img2 = self.crop_image("cap2.png")
# image1 = Image.open("cap1.png")
# image2 = Image.open("cap2.png")
# 拿到缺口图片的位置
left = 60
find = False
# 60....width
for i in range(60, img1.size):
if find:
break
# j...height
for j in range(img1.size):
# 如果是True left = i
if self.compare_pixel(img1, img2, i, j):
left = i
find = True
break
left -= 5
print(left)
# 滑动轨迹
track = []
# 当前位移
current = 0
# 减速阈值
mid = left * 3 / 4
# 间隔时间
t = 0.1
v = 0
while current < left:
if current < mid:
a = random.randint(2, 3)
else:
a = - random.randint(6, 7)
v0 = v
# 当前速度
v = v0 + a * t
# 移动距离
move = v0 * t + 1 / 2 * a * t * t
# 当前位移
current += move
track.append(round(move))
# 事件链去执行
slider = self.browser.find_element_by_css_selector(".geetest_slider_button")
ActionChains(self.browser).click_and_hold(slider).perform()
for x in track:
ActionChains(self.browser).move_by_offset(xoffset=x, yoffset=0).perform()
time.sleep(0.5)
ActionChains(self.browser).release().perform()
time.sleep(5)
# 保存cookie 下次直接登录，可以添加判断
cookies = self.browser.get_cookies()
print(cookies)
cookie_dict = {}
for cookie in cookies:
cookie_dict] = cookie['value']
self.browser.close()
return cookie_dict
def check_ck(self, cookie_dict):
pass
if __name__ == '__main__':
import settings
bb = BLoginService(settings)
bb.login()
新手试了下 报错呀。 cxb2468 发表于 2021-7-26 16:37
新手试了下 报错呀。
这是我写在一个文件里面的代码，拿到手之后要自己改一下。 谢谢大佬 本帖最后由 只有午安 于 2021-11-16 10:48 编辑
突然就看懂了，不过楼主这个不是bilibili的吧， 谢谢分享 正好用到 赶紧看看下
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