kamaji
3a9ba28552
Single Flask codebase runs in agent mode (serves /api/stats from local /proc) or dashboard mode (aggregates local + remote agents). Currently monitors compute1 (64-core, podman container) and console (16-core, bare systemd service). Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
299 lines
11 KiB
HTML
299 lines
11 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>System Monitor</title>
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<style>
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* { margin: 0; padding: 0; box-sizing: border-box; }
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body {
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background: #0d1117; color: #c9d1d9;
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font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
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font-size: 14px; padding: 20px;
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}
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h1 { font-size: 18px; color: #58a6ff; margin-bottom: 4px; }
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.subtitle { color: #484f58; font-size: 12px; margin-bottom: 20px; }
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.section { margin-bottom: 24px; }
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.section-title {
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font-size: 13px; color: #8b949e; text-transform: uppercase;
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letter-spacing: 1px; margin-bottom: 10px; border-bottom: 1px solid #21262d;
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padding-bottom: 6px;
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}
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/* Server sections */
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.server-section {
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margin-bottom: 32px; padding: 16px;
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border: 1px solid #21262d; border-radius: 8px;
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}
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.server-header {
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display: flex; align-items: center; gap: 10px; margin-bottom: 16px;
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}
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.server-name { font-size: 16px; color: #58a6ff; font-weight: bold; }
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.server-badge {
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font-size: 11px; padding: 2px 8px; border-radius: 10px; font-weight: bold;
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}
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.server-badge.online { background: #238636; color: #fff; }
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.server-badge.unreachable { background: #da3633; color: #fff; }
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.server-unreachable {
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color: #484f58; font-style: italic; padding: 20px; text-align: center;
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}
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/* CPU grid */
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.cpu-grid { display: grid; gap: 4px; }
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.core-cell {
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background: #161b22; border: 1px solid #21262d; border-radius: 4px;
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padding: 4px; text-align: center; position: relative; overflow: hidden;
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min-height: 44px; display: flex; flex-direction: column; justify-content: center;
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}
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.core-id { font-size: 10px; color: #484f58; }
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.core-pct { font-size: 13px; font-weight: bold; }
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.core-bar {
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position: absolute; bottom: 0; left: 0; right: 0; height: 3px;
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background: #21262d; border-radius: 0 0 3px 3px;
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}
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.core-bar-fill {
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height: 100%; border-radius: 0 0 3px 3px;
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transition: width 0.3s ease, background-color 0.3s ease;
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}
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/* Bars */
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.bar-container {
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background: #161b22; border: 1px solid #21262d; border-radius: 6px;
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height: 32px; position: relative; overflow: hidden;
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}
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.bar-fill {
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height: 100%; transition: width 0.3s ease;
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display: flex; align-items: center; padding-left: 10px;
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font-size: 13px; font-weight: bold; white-space: nowrap;
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}
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/* Memory bar */
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.mem-bar { display: flex; height: 100%; }
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.mem-bar > div {
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height: 100%; display: flex; align-items: center; justify-content: center;
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font-size: 11px; font-weight: bold; white-space: nowrap; overflow: hidden;
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transition: width 0.3s ease;
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}
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.mem-used { background: #da3633; }
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.mem-cached { background: #d29922; }
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.mem-free { background: #238636; }
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.mem-details {
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display: flex; gap: 20px; margin-top: 6px; font-size: 12px; color: #8b949e;
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flex-wrap: wrap;
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}
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.mem-details span { display: flex; align-items: center; gap: 4px; }
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.mem-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
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/* Load */
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.load-row { display: flex; gap: 16px; flex-wrap: wrap; }
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.load-item {
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background: #161b22; border: 1px solid #21262d; border-radius: 6px;
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padding: 12px 20px; text-align: center; flex: 1; min-width: 120px;
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}
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.load-label { font-size: 11px; color: #484f58; margin-bottom: 4px; }
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.load-value { font-size: 24px; font-weight: bold; }
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/* Uptime */
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.uptime {
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background: #161b22; border: 1px solid #21262d; border-radius: 6px;
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padding: 10px 16px; display: inline-block; font-size: 15px;
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}
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/* Status indicator */
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.status {
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position: fixed; top: 12px; right: 20px; font-size: 11px; color: #484f58;
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}
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.status-dot {
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display: inline-block; width: 6px; height: 6px; border-radius: 50%;
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background: #238636; margin-right: 4px; vertical-align: middle;
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}
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@media (max-width: 700px) {
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body { padding: 12px; }
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.server-section { padding: 10px; }
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}
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</style>
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</head>
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<body>
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<h1>System Monitor</h1>
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<div class="subtitle" id="subtitle">connecting...</div>
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<div class="status"><span class="status-dot" id="status-dot"></span><span id="status-text">connecting...</span></div>
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<div id="servers-container"></div>
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<script>
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const container = document.getElementById('servers-container');
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const serverSections = {}; // track built sections by name
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function usageColor(pct) {
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if (pct < 30) return '#238636';
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if (pct < 60) return '#d29922';
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if (pct < 85) return '#da3633';
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return '#f85149';
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}
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function loadColor(val, numCores) {
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const ratio = val / numCores;
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if (ratio < 0.3) return '#238636';
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if (ratio < 0.6) return '#d29922';
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if (ratio < 0.9) return '#da3633';
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return '#f85149';
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}
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function formatMB(mb) {
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if (mb >= 1024) return (mb / 1024).toFixed(1) + ' GB';
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return mb + ' MB';
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}
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function gridCols(numCores) {
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if (numCores <= 4) return 2;
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if (numCores <= 8) return 4;
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if (numCores <= 16) return 4;
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return 8;
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}
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function buildServerSection(name) {
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const section = document.createElement('div');
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section.className = 'server-section';
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section.id = 'srv-' + name;
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section.innerHTML =
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'<div class="server-header">' +
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'<div class="server-name">' + name + '</div>' +
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'<div class="server-badge" id="badge-' + name + '">...</div>' +
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'</div>' +
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'<div id="content-' + name + '">' +
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'<div class="section">' +
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'<div class="section-title">CPU Cores \u2014 <span id="overall-' + name + '">0</span>% overall</div>' +
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'<div class="cpu-grid" id="grid-' + name + '"></div>' +
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'</div>' +
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'<div class="section">' +
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'<div class="section-title">Memory</div>' +
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'<div class="bar-container"><div class="mem-bar" id="mem-' + name + '"></div></div>' +
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'<div class="mem-details" id="memd-' + name + '"></div>' +
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'</div>' +
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'<div class="section">' +
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'<div class="section-title">Load Average</div>' +
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'<div class="load-row" id="load-' + name + '"></div>' +
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'</div>' +
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'<div class="section">' +
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'<div class="section-title">Uptime</div>' +
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'<div class="uptime" id="up-' + name + '">\u2014</div>' +
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'</div>' +
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'</div>';
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container.appendChild(section);
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serverSections[name] = { built: true, coreCount: 0 };
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}
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function ensureCores(name, numCores) {
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if (serverSections[name].coreCount === numCores) return;
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const grid = document.getElementById('grid-' + name);
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grid.style.gridTemplateColumns = 'repeat(' + gridCols(numCores) + ', 1fr)';
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grid.innerHTML = '';
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for (let i = 0; i < numCores; i++) {
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const cell = document.createElement('div');
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cell.className = 'core-cell';
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cell.innerHTML =
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'<div class="core-id">' + i + '</div>' +
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'<div class="core-pct" id="cpct-' + name + '-' + i + '">\u2014</div>' +
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'<div class="core-bar"><div class="core-bar-fill" id="cbar-' + name + '-' + i + '"></div></div>';
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grid.appendChild(cell);
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}
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serverSections[name].coreCount = numCores;
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}
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function updateServer(srv) {
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if (!serverSections[srv.name]) buildServerSection(srv.name);
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const badge = document.getElementById('badge-' + srv.name);
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const content = document.getElementById('content-' + srv.name);
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if (srv.status === 'unreachable') {
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badge.textContent = 'unreachable';
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badge.className = 'server-badge unreachable';
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content.innerHTML = '<div class="server-unreachable">Server unreachable</div>';
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serverSections[srv.name].coreCount = 0; // force rebuild on reconnect
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return;
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}
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badge.textContent = 'online';
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badge.className = 'server-badge online';
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// Restore content if it was showing unreachable
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if (content.querySelector('.server-unreachable')) {
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const section = document.getElementById('srv-' + srv.name);
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section.remove();
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delete serverSections[srv.name];
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buildServerSection(srv.name);
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}
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const numCores = srv.num_cores || srv.cores.length;
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ensureCores(srv.name, numCores);
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// CPU cores
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for (const core of srv.cores) {
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const pctEl = document.getElementById('cpct-' + srv.name + '-' + core.id);
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const barEl = document.getElementById('cbar-' + srv.name + '-' + core.id);
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if (pctEl) {
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pctEl.textContent = core.usage_percent + '%';
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pctEl.style.color = usageColor(core.usage_percent);
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}
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if (barEl) {
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barEl.style.width = core.usage_percent + '%';
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barEl.style.backgroundColor = usageColor(core.usage_percent);
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}
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}
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// Overall CPU
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document.getElementById('overall-' + srv.name).textContent = srv.overall_cpu;
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// Memory
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const mem = srv.memory;
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const usedPct = (mem.used_mb - mem.cached_mb) / mem.total_mb * 100;
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const cachedPct = mem.cached_mb / mem.total_mb * 100;
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const freePct = 100 - usedPct - cachedPct;
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document.getElementById('mem-' + srv.name).innerHTML =
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'<div class="mem-used" style="width:' + usedPct + '%">' + (usedPct > 5 ? formatMB(mem.used_mb - mem.cached_mb) : '') + '</div>' +
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'<div class="mem-cached" style="width:' + cachedPct + '%">' + (cachedPct > 5 ? formatMB(mem.cached_mb) : '') + '</div>' +
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'<div class="mem-free" style="width:' + freePct + '%">' + (freePct > 5 ? formatMB(mem.available_mb) : '') + '</div>';
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document.getElementById('memd-' + srv.name).innerHTML =
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'<span><span class="mem-dot" style="background:#da3633"></span>Used: ' + formatMB(mem.used_mb - mem.cached_mb) + '</span>' +
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'<span><span class="mem-dot" style="background:#d29922"></span>Cached: ' + formatMB(mem.cached_mb) + '</span>' +
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'<span><span class="mem-dot" style="background:#238636"></span>Available: ' + formatMB(mem.available_mb) + '</span>' +
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'<span style="color:#484f58">Total: ' + formatMB(mem.total_mb) + '</span>' +
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'<span style="color:#484f58">' + mem.percent + '%</span>';
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// Load
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const load = srv.load;
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document.getElementById('load-' + srv.name).innerHTML =
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'<div class="load-item"><div class="load-label">1 min</div><div class="load-value" style="color:' + loadColor(load.load1, numCores) + '">' + load.load1.toFixed(2) + '</div></div>' +
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'<div class="load-item"><div class="load-label">5 min</div><div class="load-value" style="color:' + loadColor(load.load5, numCores) + '">' + load.load5.toFixed(2) + '</div></div>' +
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'<div class="load-item"><div class="load-label">15 min</div><div class="load-value" style="color:' + loadColor(load.load15, numCores) + '">' + load.load15.toFixed(2) + '</div></div>';
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// Uptime
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document.getElementById('up-' + srv.name).textContent = srv.uptime.human;
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}
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let fails = 0;
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async function poll() {
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try {
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const r = await fetch('/api/servers');
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const data = await r.json();
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for (const srv of data.servers) updateServer(srv);
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const online = data.servers.filter(s => s.status === 'online').length;
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document.getElementById('subtitle').textContent = online + '/' + data.servers.length + ' servers online';
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fails = 0;
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document.getElementById('status-dot').style.background = '#238636';
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document.getElementById('status-text').textContent = 'live';
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} catch (e) {
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fails++;
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document.getElementById('status-dot').style.background = '#da3633';
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document.getElementById('status-text').textContent = 'error (' + fails + ')';
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}
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}
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poll();
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setInterval(poll, 1000);
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</script>
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</body>
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</html>
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