122 lines
3.1 KiB
Go
122 lines
3.1 KiB
Go
// Package util ...
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//
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// Description : util ...
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//
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// Author : go_developer@163.com<白茶清欢>
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//
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// Date : 2023-01-24 15:36
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package util
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import (
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"fmt"
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"io/ioutil"
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"github.com/tebeka/selenium"
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"github.com/tebeka/selenium/chrome"
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)
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// NewChrome ...
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//
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// Author : go_developer@163.com<白茶清欢>
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//
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// Date : 15:38 2023/1/24
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//
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// chromedriver下载地址 : http://chromedriver.storage.googleapis.com/index.html
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func NewChrome(seleniumPath string, port int, debug bool, options []selenium.ServiceOption) (*Chrome, error) {
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instance := &Chrome{
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seleniumPath: seleniumPath,
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port: port,
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debug: debug,
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}
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// 设置debug模式
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selenium.SetDebug(instance.debug)
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var (
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err error
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)
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// 获取实例
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if instance.serviceInstance, err = selenium.NewChromeDriverService(seleniumPath, port, options...); nil != err {
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return nil, err
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}
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return instance, nil
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}
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// Chrome 无头模式chrome浏览器, 用于爬虫或截图
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//
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// Author : go_developer@163.com<白茶清欢>
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//
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// Date : 15:36 2023/1/24
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type Chrome struct {
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seleniumPath string // chrome 路径
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port int // 端口
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debug bool // 开启debug模式
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serviceInstance *selenium.Service // 浏览器实例
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}
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// Render 无头模式渲染页面
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//
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// Author : go_developer@163.com<白茶清欢>
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//
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// Date : 16:14 2023/1/24
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func (c *Chrome) Render(cookieList []*selenium.Cookie) {
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//链接本地的浏览器 chrome
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caps := selenium.Capabilities{
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//"browserName": "/Applications/Google Chrome Dev.app/Contents/MacOS/Google Chrome Dev",
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"browserName": "Google Chrome",
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}
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//禁止图片加载，加快渲染速度
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imagCaps := map[string]interface{}{
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"profile.managed_default_content_settings.images": 2,
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}
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chromeCaps := chrome.Capabilities{
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Prefs: imagCaps,
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Path: "/Applications/Google Chrome.app/Contents/MacOS/Google Chrome",
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Args: []string{
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//静默执行请求
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"--headless", // 设置Chrome无头模式，在linux下运行，需要设置这个参数，否则会报错
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"--no-sandbox",
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"--user-agent=Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36", // 模拟user-agent，防反爬
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},
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}
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//以上是设置浏览器参数
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caps.AddChrome(chromeCaps)
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url := "https://detail.tmall.hk/hk/item.htm?id=605481322232&rn=bbb58fe2f3e13e03b21df9c396f23fbc&abbucket=12"
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w_b1, err := selenium.NewRemote(caps, fmt.Sprintf("http://localhost:%d/wd/hub", c.port))
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if err != nil {
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fmt.Println("connect to the webDriver faild", err.Error())
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return
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}
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_ = w_b1.Get(url)
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for _, itemCookie := range cookieList {
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err = w_b1.AddCookie(itemCookie)
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fmt.Println(err)
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}
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allCookie, _ := w_b1.GetCookies()
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fmt.Println(allCookie)
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err = w_b1.Get(url)
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imgByteData, _ := w_b1.Screenshot()
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_ = ioutil.WriteFile("test.png", imgByteData, 0777)
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//获取网页源码
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pageSource, err := w_b1.PageSource()
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if err != nil {
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fmt.Println("get page faild", err.Error())
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return
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}
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fmt.Print(pageSource)
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}
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// Close 关闭浏览器
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//
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// Author : go_developer@163.com<白茶清欢>
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//
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// Date : 15:52 2023/1/24
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func (c *Chrome) Close() error {
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return c.serviceInstance.Stop()
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}
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