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index.php
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index.php
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<?php
/**
* Hybula Looking Glass
*
* Provides UI and input for the looking glass backend.
*
* @copyright 2022 Hybula B.V.
* @license Mozilla Public License 2.0
* @version 0.1
* @since File available since release 0.1
* @link https://github.com/hybula/lookingglass
*/
declare(strict_types=1);
require __DIR__.'/config.php';
require __DIR__.'/LookingGlass.php';
use Hybula\LookingGlass;
LookingGlass::validateConfig();
LookingGlass::startSession();
$detectIpAddress = LookingGlass::detectIpAddress();
if (!empty($_POST)) {
do {
if (!isset($_POST['csrfToken']) || !isset($_SESSION['CSRF']) || ($_POST['csrfToken'] != $_SESSION['CSRF'])) {
$errorMessage = 'Missing or incorrect CSRF token.';
break;
}
if (isset($_POST['submitForm'])) {
if (!in_array($_POST['backendMethod'], LG_METHODS)) {
$errorMessage = 'Unsupported backend method.';
break;
}
$_SESSION['METHOD'] = $_POST['backendMethod'];
$_SESSION['TARGET'] = $_POST['targetHost'];
if (!isset($_POST['checkTerms']) && LG_TERMS) {
$errorMessage = 'You must agree with the Terms of Service.';
break;
}
if (in_array($_POST['backendMethod'], ['ping', 'mtr', 'traceroute'])) {
if (!LookingGlass::isValidIpv4($_POST['targetHost'])) {
$targetHost = LookingGlass::isValidHost($_POST['targetHost'], 'ipv4');
if (!$targetHost) {
$errorMessage = 'No valid IPv4 provided.';
break;
}
$_SESSION['TARGET'] = $targetHost;
}
}
if (in_array($_POST['backendMethod'], ['ping6', 'mtr6', 'traceroute6'])) {
if (!LookingGlass::isValidIpv6($_POST['targetHost'])) {
$targetHost = LookingGlass::isValidHost($_POST['targetHost'], 'ipv6');
if (!$targetHost) {
$errorMessage = 'No valid IPv6 provided.';
break;
}
$_SESSION['TARGET'] = $targetHost;
}
}
$_SESSION['TERMS'] = true;
$_SESSION['BACKEND'] = true;
break;
}
$errorMessage = 'Unsupported POST received.';
break;
} while (true);
}
$_SESSION['CSRF'] = bin2hex(random_bytes(12));
if (LG_BLOCK_CUSTOM) {
include LG_CUSTOM_PHP;
}
?>
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta content="width=device-width, initial-scale=1" name="viewport">
<meta content="" name="description">
<meta content="Hybula" name="author">
<title><?php echo LG_TITLE; ?></title>
<link crossorigin="anonymous" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" integrity="sha384-1BmE4kWBq78iYhFldvKuhfTAU6auU8tT94WrHftjDbrCEXSU1oBoqyl2QvZ6jIW3" rel="stylesheet">
<?php if (LG_CSS_OVERRIDES) { echo '<link href="'.LG_CSS_OVERRIDES.'" rel="stylesheet">'; } ?>
</head>
<body>
<div class="col-lg-6 mx-auto p-3 py-md-5">
<header class="d-flex align-items-center pb-3 mb-5 border-bottom">
<div class="col-8">
<a class="d-flex align-items-center text-dark text-decoration-none" href="<?php echo LG_LOGO_URL; ?>" target="_blank">
<?php echo LG_LOGO; ?>
</a>
</div>
<div class="col-4 float-end">
<select class="form-select" onchange="window.location = this.options[this.selectedIndex].value">
<option selected><?php echo LG_LOCATION; ?></option>
<?php foreach (LG_LOCATIONS as $location => $link) { ?>
<option value="<?php echo $link; ?>"><?php echo $location; ?></option>
<?php } ?>
</select>
</div>
</header>
<main>
<?php if (LG_BLOCK_NETWORK) { ?>
<div class="row mb-5">
<div class="card shadow-lg">
<div class="card-body p-3">
<h1 class="fs-4 card-title mb-4">Network</h1>
<div class="row mb-3">
<div class="col-md-7">
<label class="mb-2 text-muted">Location</label>
<div class="input-group mb-3">
<input type="text" class="form-control" value="<?php echo LG_LOCATION; ?>" onfocus="this.select()" readonly="">
<a class="btn btn-outline-secondary" href="https://www.openstreetmap.org/search?query=<?php echo urlencode(LG_LOCATION); ?>" target="_blank">Map</a>
<?php if (!empty(LG_LOCATIONS)) { ?>
<button class="btn btn-outline-secondary dropdown-toggle" type="button" data-bs-toggle="dropdown" aria-expanded="false">Locations</button>
<ul class="dropdown-menu dropdown-menu-end">
<?php foreach (LG_LOCATIONS as $location => $link) { ?>
<li><a class="dropdown-item" href="<?php echo $link; ?>"><?php echo $location; ?></a></li>
<?php } ?>
</ul>
<?php } ?>
</div>
</div>
<div class="col-md-5">
<label class="mb-2 text-muted">Facility</label>
<div class="input-group">
<input type="text" class="form-control" value="<?php echo LG_FACILITY; ?>" onfocus="this.select()" readonly="">
<a href="<?php echo LG_FACILITY_URL; ?>" class="btn btn-outline-secondary" target="_blank">PeeringDB</a>
</div>
</div>
</div>
<div class="row mb-3">
<div class="col-md-3">
<label class="mb-2 text-muted">Test IPv4</label>
<div class="input-group">
<input type="text" class="form-control" value="<?php echo LG_IPV4; ?>" onfocus="this.select()" readonly="">
<button class="btn btn-outline-secondary" onclick="copyToClipboard('<?php echo LG_IPV4; ?>', this)">Copy</button>
</div>
</div>
<div class="col-md-5">
<label class="mb-2 text-muted">Test IPv6</label>
<div class="input-group">
<input type="text" class="form-control" value="<?php echo LG_IPV6; ?>" onfocus="this.select()" readonly="">
<button class="btn btn-outline-secondary" onclick="copyToClipboard('<?php echo LG_IPV6; ?>', this)">Copy</button>
</div>
</div>
<div class="col-md-4">
<label class="mb-2 text-muted">Your IP</label>
<div class="input-group">
<input type="text" class="form-control" value="<?php echo $detectIpAddress; ?>" onfocus="this.select()" readonly="">
<button class="btn btn-outline-secondary" onclick="copyToClipboard('<?php echo $detectIpAddress; ?>', this)">Copy</button>
</div>
</div>
</div>
</div>
</div>
</div>
<?php } ?>
<?php if (LG_BLOCK_LOOKINGGLAS) { ?>
<div class="row pb-5">
<div class="card shadow-lg">
<div class="card-body p-3">
<h1 class="fs-4 card-title mb-4">Looking Glass</h1>
<form method="POST" action="/" autocomplete="off">
<input type="hidden" name="csrfToken" value="<?php echo $_SESSION['CSRF']; ?>">
<div class="row">
<div class="col-md-7 mb-3">
<div class="input-group">
<span class="input-group-text" id="basic-addon1">Target</span>
<input type="text" class="form-control" placeholder="IP address or host..." name="targetHost" value="<?php if (isset($_SESSION['TARGET'])) { echo $_SESSION['TARGET']; } ?>" required="">
</div>
</div>
<div class="col-md-5 mb-3">
<div class="input-group">
<label class="input-group-text">Method</label>
<select class="form-select" name="backendMethod" id="backendMethod">
<?php foreach (LG_METHODS as $method) { ?>
<option value="<?php echo $method; ?>"<?php if (isset($_SESSION['METHOD']) && $_SESSION['METHOD'] == $method) { echo 'selected'; } ?>><?php echo $method; ?></option>
<?php } ?>
</select>
</div>
</div>
</div>
<div class="d-flex align-items-center">
<?php if (LG_TERMS) { ?>
<div class="form-check">
<input type="checkbox" id="checkTerms" name="checkTerms" class="form-check-input"<?php if (isset($_SESSION['TERMS'])) { echo 'checked'; } ?>>
<label for="checkTerms" class="form-check-label">I agree with the <a href="<?php echo LG_TERMS; ?>" target="_blank">Terms of Use</a></label>
</div>
<?php } ?>
<button type="submit" class="btn btn-primary ms-auto" id="executeButton" name="submitForm">
Execute
</button>
</div>
<?php if (isset($errorMessage)) echo '<div class="alert alert-danger mt-3" role="alert">'.$errorMessage.'</div>'; ?>
<div class="card card-body bg-light mt-4" style="display: none;" id="outputCard">
<pre id="outputContent" style="overflow: hidden; white-space: pre; word-wrap: normal;"></pre>
</div>
</form>
</div>
</div>
</div>
<?php } ?>
<?php if (LG_BLOCK_SPEEDTEST) { ?>
<div class="row pb-5">
<div class="card shadow-lg">
<div class="card-body p-3">
<h1 class="fs-4 card-title mb-4">Speedtest</h1>
<?php if (LG_SPEEDTEST_IPERF) { ?>
<div class="row mb-3">
<div class="col-md-6">
<label class="mb-2 text-muted"><?php echo LG_SPEEDTEST_LABEL_INCOMING; ?></label>
<p><code><?php echo LG_SPEEDTEST_CMD_INCOMING; ?></code></p>
<button class="btn btn-sm btn-outline-secondary" onclick="copyToClipboard('<?php echo LG_SPEEDTEST_CMD_INCOMING; ?>', this)">Copy</button>
</div>
<div class="col-md-6">
<label class="mb-2 text-muted"><?php echo LG_SPEEDTEST_LABEL_OUTGOING; ?></label>
<p><code><?php echo LG_SPEEDTEST_CMD_OUTGOING; ?></code></p>
<button class="btn btn-sm btn-outline-secondary" onclick="copyToClipboard('<?php echo LG_SPEEDTEST_CMD_OUTGOING; ?>', this)">Copy</button>
</div>
</div>
<?php } ?>
<div class="row">
<label class="mb-2 text-muted">Test Files</label>
<div class="btn-group input-group mb-3">
<?php foreach (LG_SPEEDTEST_FILES as $file => $link) { ?>
<a href="<?php echo $link; ?>" class="btn btn-outline-secondary"><?php echo $file; ?></a>
<?php } ?>
</div>
</div>
</div>
</div>
</div>
<?php } ?>
<?php if (LG_BLOCK_CUSTOM) { include LG_CUSTOM_HTML; } ?>
</main>
<footer class="pt-3 mt-5 my-5 text-muted border-top">
Powered by <a href="https://github.com/hybula/lookingglass" target="_blank">Hybula Looking Glass</a>
<a href="https://github.com/hybula/lookingglass" target="_blank" class="float-end"><img src="https://img.shields.io/github/stars/hybula/lookingglass?style=social" alt="GitHub"></a>
</footer>
</div>
<script type="text/javascript">
<?php if (isset($_SESSION['BACKEND'])) { echo 'callBackend();'; } ?>
function callBackend() {
const executeButton = document.getElementById('executeButton');
executeButton.innerText = 'Executing...';
executeButton.disabled = true;
document.getElementById('outputCard').style.display = 'inherit';
const xhr = new XMLHttpRequest();
xhr.onreadystatechange = function () {
document.getElementById('outputContent').innerHTML = this.responseText.replace(/<br \/> +/g, '<br />');
if (this.readyState === XMLHttpRequest.DONE) {
executeButton.innerText = 'Execute';
executeButton.disabled = false;
console.log('Backend ready!');
}
};
xhr.open('GET', 'backend.php', true);
xhr.send();
}
</script>
<script type="text/javascript">
async function copyToClipboard(text, button) {
button.innerHTML = 'Copied!';
const textAreaObject = document.createElement('textarea');
textAreaObject.value = text;
document.body.appendChild(textAreaObject);
textAreaObject.select();
document.execCommand('copy');
document.body.removeChild(textAreaObject);
await new Promise(r => setTimeout(r, 2000));
button.innerHTML = 'Copy';
}
</script>
<script crossorigin="anonymous" integrity="sha384-ka7Sk0Gln4gmtz2MlQnikT1wXgYsOg+OMhuP+IlRH9sENBO0LRn5q+8nbTov4+1p" src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.bundle.min.js"></script>
</body>
</html>