Geeklog Forums

// ======================================================================
// Geeklog Site Health Monitor (global traffic indicator)
// Works on shared hosting – uses a small temp file as counter
// ======================================================================
function throttle_check() {
    // --- Configuration ---
    $limit_normal  = 10;    // normal load = <10 req/s
    $limit_warning = 25;    // warning zone = 10–25 req/s
    $window        = 1;     // 1 second time window
    $data_file     = sys_get_temp_dir() . '/geeklog_traffic.dat';

    $now = microtime(true);
    $window_start = floor($now);

    // --- Load previous request data ---
    $data = @json_decode(@file_get_contents($data_file), true);
    if (!is_array($data)) {
        $data = ['count' => 0, 'ts' => $window_start];
    }

    // --- Reset or increment counter ---
    if ($data['ts'] == $window_start) {
        $data['count']++;
    } else {
        $data['ts'] = $window_start;
        $data['count'] = 1;
    }

    // --- Save updated data ---
    @file_put_contents($data_file, json_encode($data));

    // --- Determine global site health ---
    $req = $data['count'];
    if ($req <= $limit_normal) {
        $status = '🟢 Site running normally';
        $color  = 'green';
    } elseif ($req <= $limit_warning) {
        $status = '🟠 Site under moderate load';
        $color  = 'orange';
    } else {
        $status = '🔴 High load – slowdown active';
        $color  = 'red';
        // Optional: add small server-side delay to ease pressure
        usleep(300000); // 0.3s
    }

    // --- Optional logging when overloaded ---
    if ($req > $limit_warning) {
        error_log("Geeklog Site Health: {$req} req/s (load warning)");
    }

    // --- Display site health status ---
    $output  = "<div style='font-size:13px; text-align:center; padding:5px;'>";
    $output .= "<strong style='color:$color;'>$status</strong><br/>";
    $output .= "<small>Requests this second: $req</small>";
    $output .= "</div>";

    return $output;
}