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Selenium + TwoCaptcha usage example written in Go
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| // This example utilizes github.com/aerokube/selenoid (Selenium in Docker Containers) to run at a larger scale + VNC monitoring | |
| package main | |
| import ( | |
| "fmt" | |
| "log" | |
| "time" | |
| captcha "github.com/gocolly/twocaptcha" | |
| "github.com/tebeka/selenium" | |
| "github.com/fatih/color" | |
| ) | |
| var ( | |
| red = color.New(color.FgRed, color.Bold) | |
| yellow = color.New(color.FgYellow, color.Bold) | |
| successMsg = "div[class='recaptcha-success']" | |
| apiKey2captcha = "" // Your 2captcha.com API key | |
| recaptchaV2Key = "6Le-wvkSAAAAAPBMRTvw0Q4Muexq9bi0DJwx_mJ-" // v2 Site Key (data-sitekey) inspected from target website | |
| ) | |
| const ( | |
| host = "http://127.0.0.1/" // Selenoid Host IP | |
| port = 4444 // 4444 (Selenoid Port) | |
| recaptchaURL = "https://www.google.com/recaptcha/api2/demo" // Target website URL | |
| ) | |
| func v2Solver(wd selenium.WebDriver) { | |
| c := captcha.New(apiKey2captcha) | |
| solved, err := c.SolveRecaptchaV2(recaptchaURL, recaptchaV2Key) | |
| if err != nil { | |
| log.Fatalln(err) | |
| } else { | |
| log.Println("[✓](v2) Solved via 2captcha.com") // String | |
| // Show hidden Textarea | |
| _, err = wd.ExecuteScript(fmt.Sprintf("document.getElementById('g-recaptcha-response').style='" + "width: 250px; height: 40px; border: 1px solid rgb(193, 193, 193); margin: 10px 25px; padding: 0px; resize: none;" + "';"), nil) | |
| if err != nil { | |
| panic(fmt.Sprintf("[✕](v2) Textarea style not changed: %s", err)) // ReCaptcha Key wasn't submitted. | |
| } else { | |
| textArea, err := wd.FindElement(selenium.ByID, "g-recaptcha-response") | |
| if err != nil { | |
| panic(err) | |
| } | |
| if err := textArea.Clear(); err != nil { | |
| _,_ = red.Println("\n\tTextarea not cleared.\n") | |
| panic(err) | |
| } else { | |
| // Send Solved Key | |
| _, err = wd.ExecuteScript(fmt.Sprintf("document.getElementById('g-recaptcha-response').innerHTML='" + solved + "';"), nil) | |
| if err != nil { | |
| panic(fmt.Sprintf("[✕](v2) Reponse Key Submission Error: %s", err)) // ReCaptcha Key wasn't submitted back to website. | |
| } else { | |
| log.Println("[✓](v2) ReCaptcha Response Key submitted back to site's captcha") | |
| } | |
| time.Sleep(3 * time.Second) // Wait | |
| // Submit form | |
| _, err = wd.ExecuteScript(fmt.Sprintf("document.getElementById('recaptcha-demo-form').submit();"), nil) | |
| if err != nil { | |
| _,_ = red.Println(fmt.Sprintf("[✕](v2) Submit button not clicked: %s", err)) // ReCaptcha Form wasn't submitted. | |
| time.Sleep(3 * time.Minute) // Wait | |
| } else { | |
| log.Println("[✓](v2) Submit button clicked.") | |
| time.Sleep(3 * time.Second) // Wait | |
| _, err := wd.FindElement(selenium.ByCSSSelector, successMsg) | |
| if err != nil { | |
| _,_ = red.Println(fmt.Sprintf("[✕](v2) Success message not dislayed: %s", err)) | |
| } else { | |
| log.Println("[✓](v2) ReCaptcha successfully solved!") | |
| } | |
| time.Sleep(2 * time.Minute) // Wait | |
| // End of script | |
| } | |
| } | |
| } | |
| } | |
| } | |
| func main() { | |
| // Connect to the WebDriver instance running locally. (Selenoid) | |
| caps := selenium.Capabilities{"browserName": "chrome", "enableVNC": true} | |
| wd, err := selenium.NewRemote(caps, fmt.Sprintf("%s:%d/wd/hub", host, port)) | |
| if err != nil { | |
| panic(err) | |
| } | |
| defer wd.Quit() | |
| // Recover from panic | |
| defer func() { | |
| if r := recover(); r != nil { | |
| fmt.Println("panic occured: ", r) | |
| wd.Quit() | |
| } | |
| }() | |
| // Navigate to page containing recaptcha V2 | |
| if err := wd.Get(recaptchaURL); err != nil { | |
| panic(err) | |
| } else { | |
| _, _ = yellow.Println("\tPage reached.") | |
| if title, err := wd.Title(); err == nil { | |
| fmt.Printf("\nPage Title: \t%s\n\n", title) | |
| } else { | |
| _,_ = red.Printf("\n\tFailed to get page title: %s\n", err) | |
| return | |
| } | |
| } | |
| time.Sleep(3 * time.Second) // wait | |
| v2Solver(wd) | |
| } |
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