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Scrapy分布式爬虫项目

项目介绍

  • 1.中文日报网文章爬取

  • 2.bilibili专栏爬取

  • 3.cnblog博客爬取

  • 4.zhihu问答爬取

项目实现的功能

  • 1.通过异步io实现全量快速爬取

  • 2.通过scrapy_redis实现分布式爬取

  • 3.使用redis调度器,实现爬虫的暂停和恢复

  • 4.集成selenlium实现模拟登录,并获取动态网页

  • 5.搭建cookie池并储存到reids,定时检查cookies池的有效性,并使用线程池管理

  • 6.通过中间件实现随机获取url请求头

  • 7.爬取免费ip代理网站搭建ip代理池,并集成到scrapy中实现随机获取ip代理

  • 8.通过bloomfilter方法对bitmap方法进行改进,多重hash函数降低冲突,节省内存的同时,实现url去重

  • 9.通过scrapy_redis优先级队列实现增量抓取

  • 10.scrapy对接mysql,实现数据存储

相关项目

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