powerfj 2019-11-19
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:[email protected]: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()
5.环境变量配置在linux系统下,需要将可执行文件配置到环境变量或将文件移动到属于环境变量的目录里面方法一:将文件移动到属于环境变量目录中sudo mv chromedriver /user/bin