func()

in pkg/provider/browser/browser.go [53:128]

• 55 lines of code
• 15 McCabe index (conditional complexity)

func (cl *Client) Authenticate(loginDetails *creds.LoginDetails) (string, error) {
	runOptions := playwright.RunOptions{}
	if cl.BrowserDriverDir != "" {
		runOptions.DriverDirectory = cl.BrowserDriverDir
	}

	// Optionally download browser drivers
	if loginDetails.DownloadBrowser {
		err := playwright.Install(&runOptions)
		if err != nil {
			return "", err
		}
	}

	pw, err := playwright.Run(&runOptions)
	if err != nil {
		return "", err
	}

	// TODO: provide some overrides for this window
	launchOptions := playwright.BrowserTypeLaunchOptions{
		Headless: playwright.Bool(cl.Headless),
	}

	validBrowserTypes := []string{"chromium", "firefox", "webkit", "chrome", "chrome-beta", "chrome-dev", "chrome-canary", "msedge", "msedge-beta", "msedge-dev", "msedge-canary"}
	if len(cl.BrowserType) > 0 && !contains(validBrowserTypes, cl.BrowserType) {
		return "", fmt.Errorf("invalid browser-type: '%s', only %s are allowed", cl.BrowserType, validBrowserTypes)
	}

	if cl.BrowserType != "" {
		logger.Info(fmt.Sprintf("Setting browser type: %s", cl.BrowserType))
		launchOptions.Channel = playwright.String(cl.BrowserType)
	}

	// Default browser is Chromium as it is widely supported for Identity providers,
	// It can also be set to the other playwright browsers: Firefox and WebKit
	browserType := pw.Chromium
	if cl.BrowserType == "firefox" {
		browserType = pw.Firefox
	} else if cl.BrowserType == "webkit" {
		browserType = pw.WebKit
	}

	// You can set the path to a browser executable to run instead of the playwright-go bundled one. If `executablePath`
	// is a relative path, then it is resolved relative to the current working directory.
	// Note that Playwright only works with the bundled Chromium, Firefox or WebKit, use at your own risk. see:
	if len(cl.BrowserExecutablePath) > 0 {
		logger.Info(fmt.Sprintf("Setting browser executable path: %s", cl.BrowserExecutablePath))
		launchOptions.ExecutablePath = &cl.BrowserExecutablePath
	}

	// currently using the main browsers supported by Playwright: Chromium, Firefox or Webkit
	//
	// this is a sandboxed browser window so password managers and addons are separate
	browser, err := browserType.Launch(launchOptions)
	if err != nil {
		return "", err
	}

	page, err := browser.NewPage()
	if err != nil {
		return "", err
	}

	defer func() {
		logger.Info("clean up browser")
		if err := browser.Close(); err != nil {
			logger.Info("Error when closing browser", err)
		}
		if err := pw.Stop(); err != nil {
			logger.Info("Error when stopping pm", err)
		}
	}()

	return getSAMLResponse(page, loginDetails, cl)
}