Function GetCookieDomain

internal/utils/app_utils.go:18–50

Get cookie domain parses a hostname and returns the upper domain (e.g. sub1.sub2.domain.com -> sub2.domain.com)

(u string)

// Get cookie domain parses a hostname and returns the upper domain (e.g. sub1.sub2.domain.com -> sub2.domain.com)
func GetCookieDomain(u string) (string, error) {
	parsed, err := url.Parse(u)
	if err != nil {
		return "", err
	}

	host := parsed.Hostname()

	if netIP := net.ParseIP(host); netIP != nil {
		return "", errors.New("IP addresses not allowed")
	}

	parts := strings.Split(host, ".")

	if len(parts) == 2 {
		tlog.App.Warn().Msgf("Running on the root domain, cookies will be set for .%v", host)
		return host, nil
	}

	if len(parts) < 3 {
		return "", errors.New("invalid app url, must be at least second level domain")
	}

	domain := strings.Join(parts[1:], ".")

	_, err = publicsuffix.DomainFromListWithOptions(publicsuffix.DefaultList, domain, nil)

	if err != nil {
		return "", errors.New("domain in public suffix list, cannot set cookies")
	}

	return domain, nil
}

func ParseFileToLine(content string) string {
	lines := strings.Split(content, "\n")