Function ValidateDomainName

utils.go:28–36

ValidateDomainName 验证域名格式是否正确

(domain string)

// ValidateDomainName 验证域名格式是否正确
func ValidateDomainName(domain string) bool {
	if len(domain) == 0 || len(domain) > 253 {
		return false
	}
	
	// 基本的域名正则表达式
	r := regexp.MustCompile(`^[a-zA-Z0-9]([a-zA-Z0-9\-]{0,61}[a-zA-Z0-9])?(\.[a-zA-Z0-9]([a-zA-Z0-9\-]{0,61}[a-zA-Z0-9])?)*$`)
	return r.MatchString(domain)
}

// isValidRealityDomain 检查域名是否适合用于Reality
func isValidRealityDomain(domain string) bool {