Selenium でリンクをたどる (Golang)

GoogleChrome でリンクをたどるサンプルです。

follow_link_chrome.go

// ---------------------------------------------------------------
//
//	follow_link_chrome.go
//
//					Sep/23/2018
// ---------------------------------------------------------------
package main

import (
	"github.com/sclevine/agouti"
	"fmt"
	"os"
	"log"
)

// ---------------------------------------------------------------
func main() {
	fmt.Fprintf (os.Stderr,"*** 開始 ***\n")

	driver := agouti.ChromeDriver()
	driver.Start()
//	defer driver.Stop()
	page, _ := driver.NewPage()

	url := "https://ekzemplaro.org"
	page.Navigate(url)
	log.Printf(page.Title())
	page.Screenshot("Screenshot01.png")

	tag := page.FindByID("ekzemplaro")
	tag.Click()
	log.Printf(page.Title())
	page.Screenshot("Screenshot02.png")

	tag = page.FindByLink("English")
	tag.Click()
	log.Printf(page.Title())
	page.Screenshot("Screenshot03.png")

	fmt.Fprintf (os.Stderr,"*** 終了 ***\n")
}

// ---------------------------------------------------------------

Makefile

follow_link_chrome: follow_link_chrome.go
	go build follow_link_chrome.go
clean:
	rm -f follow_link_chrome

コンパイル

$ make
go build follow_link_chrome.go

実行方法

export PATH=/opt/chromedriver:$PATH
./follow_link_chrome