如何通过 Serverless 轻松识别验证码？

原創

2020-12-30 18:08

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\n 验证码识别测试系统\n

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\n 操作：\n \n \n

\n\n","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"准备好代码之后，开始编写部署文件：","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"codeblock","attrs":{"lang":null},"content":[{"type":"text","text":"Global:\n Service:\n Name: ServerlessBook\n Description: Serverless图书案例\n Log: Auto\n Nas: Auto\nServerlessBookCaptchaDemo:\n Component: fc\n Provider: alibaba\n Access: release\n Extends:\n deploy:\n - Hook: s install docker\n Path: ./\n Pre: true\n Properties:\n Region: cn-beijing\n Service: ${Global.Service}\n Function:\n Name: serverless_captcha\n Description: 验证码识别\n CodeUri:\n Src: ./src/backend\n Excludes:\n - src/backend/.fun\n - src/backend/model\n Handler: index.handler\n Environment:\n - Key: PYTHONUSERBASE\n Value: /mnt/auto/.fun/python\n MemorySize: 3072\n Runtime: python3\n Timeout: 60\n Triggers:\n - Name: ImageAI\n Type: HTTP\n Parameters:\n AuthType: ANONYMOUS\n Methods:\n - GET\n - POST\n - PUT\n Domains:\n - Domain: Auto\nServerlessBookCaptchaWebsiteDemo:\n Component: bottle\n Provider: alibaba\n Access: release\n Extends:\n deploy:\n - Hook: pip3 install -r requirements.txt -t ./\n Path: ./src/website\n Pre: true\n Properties:\n Region: cn-beijing\n CodeUri: ./src/website\n App: index.py\n Environment:\n - Key: url\n Value: ${ServerlessBookCaptchaDemo.Output.Triggers[0].Domains[0]}\n Detail:\n Service: ${Global.Service}\n Function:\n Name: serverless_captcha_website","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"整体的目录结构：","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"codeblock","attrs":{"lang":null},"content":[{"type":"text","text":"| - src # 项目目录\n | | - backend # 项目后端，核心接口\n | | - index.py # 后端核心代码\n | | - requirements.txt # 后端核心代码依赖\n | | - website # 项目前端，便于测试使用\n | | - html # 项目前端页面\n | | - index.html # 项目前端页面\n | | - index.py # 项目前端的后台服务（bottle框架）\n | | - requirements.txt # 项目前端的后台服务依赖","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"完成之后，我们可以在项目目录下，进行项目的部署：","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"codeblock","attrs":{"lang":null},"content":[{"type":"text","text":"s deploy","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"部署完成之后，打开返回的页面地址：","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/02/025abce8ea85ac1853e332042f7b329a.png","alt":"12.png","title":"12.png","style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"点击获取验证码，即可在线生成一个验证码：","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/f5/f52164c7afdd2a5ce4bb501cfa1529eb.png","alt":"13.png","title":"13.png","style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"此时点击识别验证码，即可进行验证码识别：","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/96/9663dc678ec14ae0ffc48b0d451def34.png","alt":"14.png","title":"14.png","style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"由于模型在训练的时候，填写的目标准确率是 90%，所以可以认为在海量同类型验证码测试之后，整体的准确率在 90% 左右。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"heading","attrs":{"align":null,"level":2},"content":[{"type":"text","text":"总结","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"Serverless 发展迅速，通过 Serverless 做一个验证码识别工具，我觉得这是一个非常酷的事情。在未来的数据采集等工作中，有一个优美的验证码识别工具是非常必要的。当然验证码种类很多，针对不同类型的验证码识别，也是一项非常有挑战性的工作。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}}]}