DEVELOPMENT ENVIRONMENT

~liljamo/felu

ref: 80794a2467e2e6e5c48dc00e469e2dcdb3c190bd felu/internal/util/check.go -rw-r--r-- 401 bytes
80794a24Jonni Liljamo feat: add RFC 2136 docs for lego 15 days ago
                                                                                
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/*
 * Copyright (C) 2024 Jonni Liljamo <jonni@liljamo.com>
 *
 * This file is licensed under AGPL-3.0-or-later, see NOTICE and LICENSE for
 * more information.
 */

package util

import (
	"errors"
	"net"
)

// CheckARecord verifies the validity of an A record.
func CheckARecord(aRecord string) error {
	if net.ParseIP(aRecord).To4() == nil {
		return errors.New("Invalid A record")
	}
	return nil
}