Python Selenium Cookie 绕过验证码实现登录示例代码

# FileName : Wm_Cookie_Login.py
# Author  : Adil
# DateTime : 2018/3/20 19:47
# SoftWare : PyCharm
from selenium import webdriver
import time
url = 'https://system.address'
def login():
  '''先定义一个正常登录的方法，获取登录前和登录后的cookie'''
  driver = webdriver.Chrome()
  driver.get(url)
  driver.maximize_window()
  cookieBefore = driver.get_cookies()
  # 打印登录前的cookie
  print(cookieBefore)
  time.sleep(2)
  driver.find_element_by_id("new-username").clear()
  driver.find_element_by_id("new-username").send_keys("username")
  driver.implicitly_wait(5)
  driver.find_element_by_id("new-password").clear()
  driver.find_element_by_id("new-password").send_keys("password")
  driver.find_element_by_id('home-right-login').click()
  driver.implicitly_wait(5)
  # 加一个休眠，这样得到的cookie 才是登录后的cookie,否则可能打印的还是登录前的cookie
  time.sleep(5)
  print("登录后！")
  cookiesAfter = driver.get_cookies()
  print("cookiesAfter:")
  print(cookiesAfter)
  # cookie 存放到了list,其中是dict
  # 对比发现登录后的cookie比登录前多了4个dict。
  # 如下代码分别是 1、4 、7、 8 
  len1 = len(cookiesAfter)
  print("len:%d" %len1)
  cookie1 = cookiesAfter[0]
  cookie2 = cookiesAfter[3]
  cookie3 = cookiesAfter[-2]
  cookie4 = cookiesAfter[-1]
  print("cookie1:%s" %cookie1)
  print("cookie2:%s" %cookie2)
  print("cookie3:%s" %cookie3)
  print("cookie4:%s" %cookie4)
  driver.quit()
  # 将获取的这四个cookie作为参数，传递给，使用cookie登录的函数，如下
  cookieLogin(cookie1,cookie2,cookie3,cookie4)
def cookieLogin(cookie1,cookie2,cookie3,cookie4):
  print("+++++++++++++++++++++++++")
  print("cookieLogin")
  print("cookie2:%s" % cookie2)
  print("cookie4:%s" % cookie4)
  driver = webdriver.Chrome()
  driver.maximize_window()
  # 清除一下cookie
  driver.delete_all_cookies()
  time.sleep(3)
  driver.get(url)
  # 打开浏览器后添加访问地址后，添加cookie
  driver.add_cookie(cookie1)
  driver.add_cookie(cookie2)
  driver.add_cookie(cookie3)
  driver.add_cookie(cookie4)
  print("cookies")
  # 打印一下cookie,与上面正常登录的cookie对比一下
  print(driver.get_cookies())
  time.sleep(5)
  # 刷新页面，可以看到已经是登录状态了，至此完成的使用cookie 的登录。
  driver.refresh()
  time.sleep(5)
  driver.quit()

if __name__ == "__main__":
  login()

# FileName : getLoginCookie.py
# Author  : Adil
# DateTime : 2018/3/20 21:43
# SoftWare : PyCharm
import yaml,time,os
from selenium import webdriver
url = 'https://system.address'
driver = webdriver.Chrome()
driver.get(url)
driver.maximize_window()
time.sleep(2)
driver.find_element_by_id("username").clear()
driver.find_element_by_id("username").send_keys("username")
driver.implicitly_wait(5)
driver.find_element_by_id("password").clear()
driver.find_element_by_id("password").send_keys("password")
print("请输入验证码：")
# 手动输入验证码
security_code = input()
time.sleep(1)
driver.find_element_by_id("security_code").send_keys(security_code)
time.sleep(1)
driver.find_element_by_id('sign_btn').click()
driver.implicitly_wait(5)
# 加一个休眠，这样得到的cookie 才是登录后的cookie,否则可能打印的还是登录前的cookie
time.sleep(5)
cookiesAfter = driver.get_cookies()
len1 = len(cookiesAfter)
# 已经知道需要第几个cookie，这里需要第3个cookie，所以选择cookie下标为2
cookie1 = cookiesAfter[2]
# 获取当前文件所在路径
fileNamePath = os.path.split(os.path.realpath(__file__))[0]
# 拼接config.yaml文件绝对路径
yamlPath = os.path.join(fileNamePath,'config.yaml')
# 以覆盖写入打开文件
fw = open(yamlPath,'w',encoding='utf-8')
# 构建数据
data = {"cookie1":cookie1}
# 装载写入yaml文件。
yaml.dump(data,fw)

driver.quit()

# FileName : stlUseCookieLogin.py
# Author  : Adil
# DateTime : 2018/3/20 21:48
# SoftWare : PyCharm
from selenium import webdriver
import time,yaml,os
url = 'https://system.address'
driver = webdriver.Chrome()
driver.maximize_window()
driver.delete_all_cookies()
time.sleep(3)
driver.get(url)

fileNamePath = os.path.split(os.path.realpath(__file__))[0]
yamlPath = os.path.join(fileNamePath,'config.yaml')
# 读取yaml 文件
f = open(yamlPath,'r',encoding='utf-8')
cont = f.read()
conf = yaml.load(cont)
# 读取cookie值
cookie1 = conf.get("cookie1")
# 添加cookie
driver.add_cookie(cookie1)
print("cookies")
print(driver.get_cookies())
time.sleep(5)
# 这里重新获取地址，因为有些系统，未登录状态，链接会跳转，这里就是，登录状态后，才能正确打开指定网址，所以这里要再次指定网址。
driver.get(url)
# 刷新查看登录状态
driver.refresh()
time.sleep(5)
driver.quit()