main.go

package main

import (
	"fmt"

	"github.com/go-rod/rod"
	"github.com/go-rod/rod/lib/launcher"
	"github.com/go-rod/rod/lib/utils"
)

func main() {
	// To launch remote browsers, you need a remote launcher service,
	// Rod provides a docker image for beginers, make sure have started:
	// docker run -p 9222:9222 rodorg/rod
	//
	// For more information, check the doc of launcher.RemoteLauncher
	l := launcher.MustNewRemote("ws://localhost:9222")

	// Manipulate flags like the example in examples_test.go
	l.Set("window-size", "1920,1080").Delete("any-flag")

	browser := rod.New().Client(l.Client()).MustConnect()

	// You may want to start a server to watch the screenshots inside the docker
	launcher.NewBrowser().Open(browser.ServeMonitor(""))

	fmt.Println(
		browser.MustPage("https://github.com").MustEval("() => document.title"),
	)

	utils.Pause()
}

func hardcoreStyle() {
	// You can also manually launch a browser in the image:
	// docker run -p 9222:9222 rodorg/rod chromium-browser --headless --no-sandbox --remote-debugging-port=9222 --remote-debugging-address=0.0.0.0
	u := launcher.MustResolveURL("9222")

	browser := rod.New().ControlURL(u).MustConnect()

	fmt.Println(
		browser.MustPage("https://github.com").MustEval("() => document.title"),
	)
}