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Added function validateDnsmasqInput() + update saveDHCPConfig

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This commit is contained in:
billz 2024-01-12 12:21:56 +00:00
parent effa38c0a0
commit f778cd78a7
1 changed files with 40 additions and 2 deletions
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42
includes/dhcp.php
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@ -108,9 +108,18 @@ function saveDHCPConfig($status)
return false;
}
if (($_POST['dhcp-iface'] == "1")) {
$return = updateDnsmasqConfig($iface,$status);
if (($_POST['dhcp-iface'] == "1") || (isset($_POST['mac']))) {
$errors = validateDnsmasqInput();
if (empty($errors)) {
$return = updateDnsmasqConfig($iface,$status);
} else {
foreach ($errors as $error) {
$status->addMessage($error, 'danger');
}
$return = 1;
}
}
if ($return == 0) {
$status->addMessage('Dnsmasq configuration updated successfully.', 'success');
} else {
@ -179,6 +188,34 @@ function compareIPs($ip1, $ip2)
return $ipu1 > $ipu2;
}
/**
* Validates Dnsmasq user input from the $_POST object
*
* @return array $errors
*/
function validateDnsmasqInput()
{
$errors = [];
$encounteredIPs = [];
if (isset($_POST["static_leases"]["mac"])) {
for ($i=0; $i < count($_POST["static_leases"]["mac"]); $i++) {
$mac = trim($_POST["static_leases"]["mac"][$i]);
$ip = trim($_POST["static_leases"]["ip"][$i]);
if (!validateMac($mac)) {
$errors[] = _('Invalid MAC address: '.$mac);
}
if (in_array($ip, $encounteredIPs)) {
$errors[] = _('Duplicate IP address entered: ' . $ip);
} else {
$encounteredIPs[] = $ip;
}
}
}
return $errors;
}
/**
* Updates a dnsmasq configuration
*
@ -188,6 +225,7 @@ function compareIPs($ip1, $ip2)
*/
function updateDnsmasqConfig($iface,$status)
{
$config = '# RaspAP '.$iface.' configuration'.PHP_EOL;
$config .= 'interface='.$iface.PHP_EOL.'dhcp-range='.$_POST['RangeStart'].','.$_POST['RangeEnd'].','.$_POST['SubnetMask'].',';
if ($_POST['RangeLeaseTimeUnits'] !== 'i') {