selenium实现ip代理http认证
import os
import re
import time
import zipfile
from selenium import webdriver
# Chrome代理模板插件(https://github.com/RobinDev/Selenium-Chrome-HTTP-Private-Proxy)目录
CHROME_PROXY_HELPER_DIR = '../cookies/Chrome-proxy-helper'
# 存储自定义Chrome代理扩展文件的目录
CUSTOM_CHROME_PROXY_EXTENSIONS_DIR = '../cookies/chrome-proxy-extensions'
def get_chrome_proxy_extension(proxy):
"""获取一个Chrome代理扩展,里面配置有指定的代理(带用户名密码认证)
proxy - 指定的代理,格式: username:password@ip:port
"""
m = re.compile('([^:]+):([^\@]+)\@([\d\.]+):(\d+)').search(proxy)
if m:
# 提取代理的各项参数
username = m.groups()[0]
password = m.groups()[1]
ip = m.groups()[2]
port = m.groups()[3]
# 创建一个定制Chrome代理扩展(zip文件)
if not os.path.exists(CUSTOM_CHROME_PROXY_EXTENSIONS_DIR):
os.mkdir(CUSTOM_CHROME_PROXY_EXTENSIONS_DIR)
extension_file_path = os.path.join(CUSTOM_CHROME_PROXY_EXTENSIONS_DIR, '{}.zip'.format(proxy.replace(':', '_')))
if not os.path.exists(extension_file_path):
# 扩展文件不存在,创建
zf = zipfile.ZipFile(extension_file_path, mode='w')
zf.write(os.path.join(CHROME_PROXY_HELPER_DIR, 'manifest.json'), 'manifest.json')
# 替换模板中的代理参数
background_content = open(os.path.join(CHROME_PROXY_HELPER_DIR, 'background.js')).read()
background_content = background_content.replace('%proxy_host', ip)
background_content = background_content.replace('%proxy_port', port)
background_content = background_content.replace('%username', username)
background_content = background_content.replace('%password', password)
zf.writestr('background.js', background_content)
zf.close()
return extension_file_path
else:
raise Exception('Invalid proxy format. Should be username:password@ip:port')
if __name__ == '__main__':
# 测试
options = webdriver.ChromeOptions()
# 添加一个自定义的代理插件(配置特定的代理,含用户名密码认证)
options.add_extension(get_chrome_proxy_extension(proxy='cj422w:cj422w@117.41.187.145:888'))
print(options)
driver = webdriver.Chrome(chrome_options=options)
# 访问一个IP回显网站,查看代理配置是否生效了
driver.get('http://httpbin.org/ip')
print(driver.page_source)
time.sleep(60)
driver.quit()
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