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lpra/internal/server/web/templates/status.html
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2026-10-13 19:00:50 +03:00

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<!doctype html>
<html lang="ru">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Статус · {{.Agent.Name}} - LPRA</title>
<link rel="stylesheet" href="/static/app.css">
<style>
.meters { display:grid; grid-template-columns:repeat(auto-fit, minmax(240px, 1fr)); gap:20px; margin-bottom:20px; }
.meters .card { margin:0; }
.meter .head { display:flex; align-items:baseline; justify-content:space-between; }
.meter .name { color:var(--muted); font-size:13px; }
.meter .val { font-size:26px; font-weight:600; font-variant-numeric:tabular-nums; }
.meter .sub { color:var(--muted); font-size:13px; margin-top:8px; min-height:20px; font-variant-numeric:tabular-nums; }
.bar { height:8px; border-radius:4px; background:#0c0f13; border:1px solid var(--border); overflow:hidden; margin-top:10px; }
.bar i { display:block; height:100%; width:100%; background:var(--accent); transform-origin:left; transform:scaleX(0); transition:transform .4s; }
.bar i.warn { background:#e6a23c; }
.bar i.crit { background:var(--danger); }
.speed { display:flex; gap:28px; flex-wrap:wrap; margin-top:16px; }
.speed b { display:block; font-size:20px; font-variant-numeric:tabular-nums; }
.speed span { color:var(--muted); font-size:13px; }
</style>
</head>
<body>
<header class="topbar">
<div class="brand">LPRA · Статус - {{.Agent.Name}} <span class="muted">({{.Agent.Hostname}})</span></div>
<nav>
<a href="/">← Машины</a>
<a href="/agents/{{.Agent.ID}}/terminal">Терминал</a>
<a href="/agents/{{.Agent.ID}}/files">Файлы</a>
<a href="/agents/{{.Agent.ID}}/forwards">Порты</a>
</nav>
</header>
<div class="wrap">
<h1>Статус</h1>
<div class="err" id="err" hidden></div>
<div class="meters">
<div class="card meter">
<div class="head"><span class="name">Процессор</span><span class="val" id="cpu-val">-</span></div>
<div class="bar"><i id="cpu-bar"></i></div>
<div class="sub" id="cpu-sub"></div>
</div>
<div class="card meter">
<div class="head"><span class="name">Оперативная память</span><span class="val" id="mem-val">-</span></div>
<div class="bar"><i id="mem-bar"></i></div>
<div class="sub" id="mem-sub"></div>
</div>
<div class="card meter">
<div class="head"><span class="name">Диск (/)</span><span class="val" id="disk-val">-</span></div>
<div class="bar"><i id="disk-bar"></i></div>
<div class="sub" id="disk-sub"></div>
</div>
</div>
<div class="card">
<h2>Скорость соединения</h2>
<p class="muted">Клиент замеряет свой канал до хоста панели - тот же, по которому идут терминал, файлы и http-проброс.
Замер занимает около 7 секунд и на это время нагружает канал.</p>
<div class="row">
<button id="speed-btn" type="button">Замерить скорость</button>
<span class="muted" id="speed-note"></span>
</div>
<div class="speed" id="speed" hidden>
<div><b id="sp-ping"></b><span>задержка</span></div>
<div><b id="sp-down"></b><span>хост → клиент</span></div>
<div><b id="sp-up"></b><span>клиент → хост</span></div>
</div>
</div>
</div>
<script>
(function () {
var base = '/api/panel/agents/' + encodeURIComponent({{.Agent.ID}});
var $ = function (id) { return document.getElementById(id); };
var errBox = $('err');
function size(n) {
var u = ['Б', 'КБ', 'МБ', 'ГБ', 'ТБ'], i = 0;
while (n >= 1024 && i < u.length - 1) { n /= 1024; i++; }
return n.toFixed(n < 10 && i > 0 ? 1 : 0) + ' ' + u[i];
}
function rate(bps) {
var u = ['бит/с', 'Кбит/с', 'Мбит/с', 'Гбит/с'], i = 0;
while (bps >= 1000 && i < u.length - 1) { bps /= 1000; i++; }
return bps.toFixed(bps < 100 && i > 0 ? 1 : 0) + ' ' + u[i];
}
function meter(name, pct, sub) {
pct = Math.max(0, Math.min(100, pct));
$(name + '-val').textContent = Math.round(pct) + '%';
var bar = $(name + '-bar');
bar.style.transform = 'scaleX(' + pct / 100 + ')';
bar.className = pct >= 90 ? 'crit' : pct >= 75 ? 'warn' : '';
$(name + '-sub').textContent = sub;
}
function showErr(msg) {
errBox.textContent = msg || '';
errBox.hidden = !msg;
}
function cores(n) {
var d = n % 10, h = n % 100;
return n + (d === 1 && h !== 11 ? ' ядро' : d >= 2 && d <= 4 && (h < 12 || h > 14) ? ' ядра' : ' ядер');
}
// One request at a time, and none while the tab is hidden: the client is
// sampled only for a page somebody is looking at.
var timer = null, busy = false;
function schedule(ms) {
clearTimeout(timer);
if (!document.hidden) timer = setTimeout(load, ms);
}
function load() {
if (busy || document.hidden) return;
busy = true;
var next = 3000;
fetch(base + '/stat', {credentials: 'same-origin'})
.then(function (r) { if (!r.ok) throw new Error('HTTP ' + r.status); return r.json(); })
.then(function (res) {
if (!res.ok) { showErr(res.error || 'ошибка'); next = 10000; return; }
showErr('');
var d = res.data;
meter('cpu', d.cpu, cores(d.ncpu));
meter('mem', d.mem_total ? 100 * d.mem_used / d.mem_total : 0,
'занято ' + size(d.mem_used) + ' из ' + size(d.mem_total) + ' · свободно ' + size(d.mem_total - d.mem_used));
meter('disk', d.disk_total ? 100 * (d.disk_total - d.disk_free) / d.disk_total : 0,
'свободно ' + size(d.disk_free) + ' из ' + size(d.disk_total));
})
.catch(function (e) { showErr('Нет связи с панелью: ' + e.message); next = 10000; })
.then(function () { busy = false; schedule(next); });
}
document.addEventListener('visibilitychange', function () {
if (document.hidden) clearTimeout(timer); else load();
});
load();
var btn = $('speed-btn'), note = $('speed-note');
btn.onclick = function () {
btn.disabled = true;
note.textContent = 'Идёт замер…';
fetch(base + '/speed', {method: 'POST', credentials: 'same-origin'})
.then(function (r) { if (!r.ok) throw new Error('HTTP ' + r.status); return r.json(); })
.then(function (res) {
if (!res.ok) { note.textContent = res.error || 'ошибка'; return; }
var d = res.data;
$('sp-ping').textContent = d.ping_ms.toFixed(d.ping_ms < 10 ? 1 : 0) + ' мс';
$('sp-down').textContent = rate(d.down_bps);
$('sp-up').textContent = rate(d.up_bps);
$('speed').hidden = false;
note.textContent = '';
})
.catch(function (e) { note.textContent = 'Не удалось: ' + e.message; })
.then(function () { btn.disabled = false; });
};
})();
</script>
</body>
</html>