if ($result = openvpn_validate_cidr($pconfig['tunnel_network'], 'IPv4 Tunnel Network', false, "ipv4")) {
$input_errors[] = $result;
}
if ($result = openvpn_validate_cidr($pconfig['tunnel_networkv6'], 'IPv6 Tunnel Network', false, "ipv6")) {
$input_errors[] = $result;
}
if ($result = openvpn_validate_cidr($pconfig['remote_network'], 'IPv4 Remote Network', true, "ipv4")) {
$input_errors[] = $result;
}
if ($result = openvpn_validate_cidr($pconfig['remote_networkv6'], 'IPv6 Remote Network', true, "ipv6")) {
$input_errors[] = $result;
}
if ($result = openvpn_validate_cidr($pconfig['local_network'], 'IPv4 Local Network', true, "ipv4")) {
$input_errors[] = $result;
}
if ($result = openvpn_validate_cidr($pconfig['local_networkv6'], 'IPv6 Local Network', true, "ipv6")) {
$input_errors[] = $result;
}
$portused = openvpn_port_used($pconfig['protocol'], $pconfig['interface'], $pconfig['local_port'], $vpnid);
if ($portused != $vpnid && $portused != 0) {
$input_errors[] = gettext("The specified 'Local port' is in use. Please select another value");
}
if (!$tls_mode && empty($pconfig['autokey_enable'])) {
if (!strstr($pconfig['shared_key'], "-----BEGIN OpenVPN Static key V1-----") || !strstr($pconfig['shared_key'], "-----END OpenVPN Static key V1-----")) {
$input_errors[] = gettext("The field 'Shared Key' does not appear to be valid");
}
}
if ($tls_mode && !empty($pconfig['tlsauth_enable']) && empty($pconfig['autotls_enable'])) {
if (!strstr($pconfig['tls'], "-----BEGIN OpenVPN Static key V1-----") || !strstr($pconfig['tls'], "-----END OpenVPN Static key V1-----")) {
$input_errors[] = gettext("The field 'TLS Authentication Key' does not appear to be valid");
}
}
}
if (!empty($pconfig['tunnel_network'])) {
if ($result = openvpn_validate_cidr($pconfig['tunnel_network'], 'IPv4 Tunnel Network', false, "ipv4")) {
$input_errors[] = $result;
}
}
if (!empty($pconfig['tunnel_networkv6'])) {
if ($result = openvpn_validate_cidr($pconfig['tunnel_networkv6'], 'IPv6 Tunnel Network', false, "ipv6")) {
$input_errors[] = $result;
}
}
if ($result = openvpn_validate_cidr($pconfig['remote_network'], 'IPv4 Remote Network', true, "ipv4")) {
$input_errors[] = $result;
}
if ($result = openvpn_validate_cidr($pconfig['remote_networkv6'], 'IPv6 Remote Network', true, "ipv6")) {
$input_errors[] = $result;
}
if (!empty($pconfig['use_shaper']) && (!is_numeric($pconfig['use_shaper']) || $pconfig['use_shaper'] <= 0)) {
$input_errors[] = gettext("The bandwidth limit must be a positive numeric value.");
}
if (!$tls_mode && empty($pconfig['autokey_enable'])) {
if (!strstr($pconfig['shared_key'], "-----BEGIN OpenVPN Static key V1-----") || !strstr($pconfig['shared_key'], "-----END OpenVPN Static key V1-----")) {
$input_errors[] = gettext("The field 'Shared Key' does not appear to be valid");
}
}
if ($tls_mode && !empty($pconfig['tlsauth_enable']) && empty($pconfig['autotls_enable'])) {
if (!strstr($pconfig['tls'], "-----BEGIN OpenVPN Static key V1-----") || !strstr($pconfig['tls'], "-----END OpenVPN Static key V1-----")) {
$input_errors[] = gettext("The field 'TLS Authentication Key' does not appear to be valid");
}
}
}
if ($result = openvpn_validate_port($pconfig['proxy_port'], 'Proxy port')) {
$input_errors[] = $result;
}
if ($pconfig['proxy_authtype'] != "none") {
if (empty($pconfig['proxy_user']) || empty($pconfig['proxy_passwd'])) {
$input_errors[] = gettext("User name and password are required for proxy with authentication.");
}
}
}
if ($pconfig['tunnel_network']) {
if ($result = openvpn_validate_cidr($pconfig['tunnel_network'], 'Tunnel network')) {
$input_errors[] = $result;
}
}
if ($result = openvpn_validate_cidr($pconfig['remote_network'], 'Remote network')) {
$input_errors[] = $result;
}
if (!empty($pconfig['use_shaper']) && (!is_numeric($pconfig['use_shaper']) || $pconfig['use_shaper'] <= 0)) {
$input_errors[] = gettext("The bandwidth limit must be a positive numeric value.");
}
if ($pconfig['autokey_enable']) {
$pconfig['shared_key'] = openvpn_create_key();
}
if (!$tls_mode && !$pconfig['autokey_enable']) {
if (!strstr($pconfig['shared_key'], "-----BEGIN OpenVPN Static key V1-----") || !strstr($pconfig['shared_key'], "-----END OpenVPN Static key V1-----")) {
$input_errors[] = gettext("The field 'Shared Key' does not appear to be valid");
}
}
if ($tls_mode && $pconfig['tlsauth_enable'] && !$pconfig['autotls_enable']) {
if (!strstr($pconfig['tls'], "-----BEGIN OpenVPN Static key V1-----") || !strstr($pconfig['tls'], "-----END OpenVPN Static key V1-----")) {
$pconfig['wins_server1'] = $a_csc[$id]['wins_server1'];
$pconfig['wins_server2'] = $a_csc[$id]['wins_server2'];
if ($pconfig['wins_server1'] || $pconfig['wins_server2']) {
$pconfig['wins_server_enable'] = true;
}
$pconfig['nbdd_server1'] = $a_csc[$id]['nbdd_server1'];
if ($pconfig['nbdd_server1']) {
$pconfig['nbdd_server_enable'] = true;
}
}
}
if ($_POST) {
unset($input_errors);
$pconfig = $_POST;
/* input validation */
if ($result = openvpn_validate_cidr($pconfig['tunnel_network'], 'Tunnel network')) {
$input_errors[] = $result;
}
if ($pconfig['dns_server_enable']) {
if (!empty($pconfig['dns_server1']) && !is_ipaddr(trim($pconfig['dns_server1']))) {
$input_errors[] = gettext("The field 'DNS Server #1' must contain a valid IP address");
}
if (!empty($pconfig['dns_server2']) && !is_ipaddr(trim($pconfig['dns_server2']))) {
$input_errors[] = gettext("The field 'DNS Server #2' must contain a valid IP address");
}
if (!empty($pconfig['dns_server3']) && !is_ipaddr(trim($pconfig['dns_server3']))) {
$input_errors[] = gettext("The field 'DNS Server #3' must contain a valid IP address");
}
if (!empty($pconfig['dns_server4']) && !is_ipaddr(trim($pconfig['dns_server4']))) {
$input_errors[] = gettext("The field 'DNS Server #4' must contain a valid IP address");
}
$tls_mode = false;
}
if (empty($pconfig['authmode']) && ($pconfig['mode'] == "server_user" || $pconfig['mode'] == "server_tls_user")) {
$input_errors[] = gettext("You must select a Backend for Authentication if the server mode requires User Auth.");
}
/* input validation */
if ($result = openvpn_validate_port($pconfig['local_port'], 'Local port')) {
$input_errors[] = $result;
}
if ($result = openvpn_validate_cidr($pconfig['tunnel_network'], 'Tunnel network')) {
$input_errors[] = $result;
}
if ($result = openvpn_validate_cidr($pconfig['remote_network'], 'Remote network')) {
$input_errors[] = $result;
}
if ($result = openvpn_validate_cidr($pconfig['local_network'], 'Local network')) {
$input_errors[] = $result;
}
$portused = openvpn_port_used($pconfig['protocol'], $pconfig['local_port']);
if ($portused != $vpnid && $portused != 0) {
$input_errors[] = gettext("The specified 'Local port' is in use. Please select another value");
}
if ($pconfig['autokey_enable']) {
$pconfig['shared_key'] = openvpn_create_key();
}
if (!$tls_mode && !$pconfig['autokey_enable']) {
if (!strstr($pconfig['shared_key'], "-----BEGIN OpenVPN Static key V1-----") || !strstr($pconfig['shared_key'], "-----END OpenVPN Static key V1-----")) {
$input_errors[] = gettext("The field 'Shared Key' does not appear to be valid");
}
}
if ($tls_mode && $pconfig['tlsauth_enable'] && !$pconfig['autotls_enable']) {