vps_monitoring/server/templates/login.html

<!DOCTYPE html>
<html lang="ru">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>VPS Monitoring — Вход</title>
    <link rel="stylesheet" href="/static/css/style.css">
</head>
<body class="login-page">
    <div class="login-container">
        <div class="login-card">
            <div class="login-header">
                <h1>🖥 VPS Monitoring</h1>
                <p>Панель мониторинга серверов</p>
            </div>
            <form id="loginForm">
                <div class="form-group">
                    <label for="username">Логин</label>
                    <input type="text" id="username" name="username" required autofocus>
                </div>
                <div class="form-group">
                    <label for="password">Пароль</label>
                    <input type="password" id="password" name="password" required>
                </div>
                <button type="submit" class="btn-primary">Войти</button>
                <div id="error" class="error-msg" style="display:none"></div>
            </form>
        </div>
    </div>
    <script>
        document.getElementById('loginForm').addEventListener('submit', async (e) => {
            e.preventDefault();
            const username = document.getElementById('username').value;
            const password = document.getElementById('password').value;
            const errorEl = document.getElementById('error');

            try {
                const resp = await fetch('/api/login', {
                    method: 'POST',
                    headers: {'Content-Type': 'application/json'},
                    body: JSON.stringify({username, password})
                });
                if (resp.ok) {
                    window.location.href = '/';
                } else {
                    errorEl.textContent = 'Неверный логин или пароль';
                    errorEl.style.display = 'block';
                }
            } catch (err) {
                errorEl.textContent = 'Ошибка подключения';
                errorEl.style.display = 'block';
            }
        });
    </script>
</body>
</html>