feat(dashboard): add CPU/RAM/disk history chart with 1h/6h/24h/7d range

Uses Chart.js to render line charts from servidor_metricas_history.
Chart loads when opening the server detail modal and downsamples
to max 300 points for performance.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Lizandro Guarnizo
2026-06-25 11:05:10 -05:00
co-authored by Claude Sonnet 4.6
parent ae74d0ef90
commit fd72eec281
+145 -2
View File
@@ -1,4 +1,5 @@
<!-- Servidor Dashboard -->
<script src="https://cdn.jsdelivr.net/npm/chart.js@4.4.3/dist/chart.umd.min.js"></script>
<div x-data="servidorDashboard()" x-init="init()">
<!-- Header -->
<div class="mb-8 flex items-center justify-between">
@@ -355,6 +356,43 @@
</div>
</div>
<!-- === Historial de Métricas === -->
<template x-if="servidorSeleccionado?.agent_token">
<div>
<div class="flex items-center justify-between mb-4">
<h3 class="text-sm font-bold text-slate-500 uppercase tracking-wider">Historial de Métricas</h3>
<div class="flex gap-1">
<template x-for="opt in [{h:1,l:'1h'},{h:6,l:'6h'},{h:24,l:'24h'},{h:168,l:'7d'}]" :key="opt.h">
<button @click="cargarHistorial(opt.h)"
:class="historialHoras === opt.h ? 'bg-blue-600 text-white' : 'bg-slate-100 text-slate-600 hover:bg-slate-200'"
class="px-3 py-1 rounded-lg text-xs font-bold transition-colors"
x-text="opt.l"></button>
</template>
</div>
</div>
<div class="bg-slate-50 border border-slate-200 rounded-xl p-4">
<template x-if="historialCargando">
<div class="flex items-center justify-center h-40 text-slate-400 text-sm gap-2">
<svg class="w-4 h-4 animate-spin" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 4v5h.582m15.356 2A8.001 8.001 0 004.582 9m0 0H9m11 11v-5h-.581m0 0a8.003 8.003 0 01-15.357-2m15.357 2H15"/></svg>
Cargando historial...
</div>
</template>
<template x-if="!historialCargando && historialVacio">
<div class="flex items-center justify-center h-40 text-slate-400 text-sm">Sin datos en este período</div>
</template>
<div x-show="!historialCargando && !historialVacio">
<canvas id="metricasChart" height="120"></canvas>
</div>
<!-- Leyenda -->
<div x-show="!historialCargando && !historialVacio" class="flex gap-4 mt-3 justify-center text-xs text-slate-500">
<span class="flex items-center gap-1.5"><span class="w-3 h-1 rounded bg-blue-500 inline-block"></span>CPU %</span>
<span class="flex items-center gap-1.5"><span class="w-3 h-1 rounded bg-green-500 inline-block"></span>RAM %</span>
<span class="flex items-center gap-1.5"><span class="w-3 h-1 rounded bg-amber-400 inline-block"></span>Disco %</span>
</div>
</div>
</div>
</template>
<!-- === Conexiones BD === -->
<div>
<h3 class="text-sm font-bold text-slate-500 uppercase tracking-wider mb-4">
@@ -601,6 +639,10 @@
syncCargando: {},
pingCargando: {},
pingResultado: {},
historialHoras: 24,
historialCargando: false,
historialVacio: false,
_chart: null,
async init() {
await this.cargarServidores();
@@ -624,12 +666,13 @@
this.servidorSeleccionado = { ...servidor };
this.pingCargando = {};
this.pingResultado = {};
this.historialHoras = 24;
this.historialVacio = false;
this.cargandoConexiones = true;
if (this._chart) { this._chart.destroy(); this._chart = null; }
try {
const r = await fetch(`/app/servidor-dashboard/${servidor.ID}`);
const data = await r.json();
// Inyectar estado de ping directamente en cada conexión para que
// Alpine v3 lo rastreé correctamente dentro del x-for
const conexiones = (data.conexiones || []).map(c => ({
...c,
_pingCargando: false,
@@ -644,12 +687,112 @@
} finally {
this.cargandoConexiones = false;
}
if (servidor.agent_token) {
await this.$nextTick();
this.cargarHistorial(24);
}
},
cerrarModal() {
if (this._chart) { this._chart.destroy(); this._chart = null; }
this.servidorSeleccionado = null;
},
async cargarHistorial(horas) {
if (!this.servidorSeleccionado) return;
this.historialHoras = horas;
this.historialCargando = true;
this.historialVacio = false;
try {
const r = await fetch(`/app/servidor/${this.servidorSeleccionado.ID}/metricas-history?horas=${horas}`);
const data = await r.json();
if (!data || data.length === 0) { this.historialVacio = true; return; }
// Downsample si hay muchos puntos (>300 para fluidez)
const pts = data.length > 300
? data.filter((_, i) => i % Math.ceil(data.length / 300) === 0)
: data;
const labels = pts.map(p => {
const d = new Date(p.created_at);
return horas <= 6
? d.toLocaleTimeString('es', {hour:'2-digit', minute:'2-digit', second:'2-digit'})
: horas <= 24
? d.toLocaleTimeString('es', {hour:'2-digit', minute:'2-digit'})
: d.toLocaleDateString('es', {month:'short', day:'numeric'}) + ' ' + d.toLocaleTimeString('es', {hour:'2-digit', minute:'2-digit'});
});
await this.$nextTick();
const canvas = document.getElementById('metricasChart');
if (!canvas) return;
if (this._chart) this._chart.destroy();
this._chart = new Chart(canvas, {
type: 'line',
data: {
labels,
datasets: [
{
label: 'CPU %',
data: pts.map(p => p.cpu_pct),
borderColor: '#3b82f6',
backgroundColor: 'rgba(59,130,246,0.08)',
borderWidth: 1.5,
pointRadius: 0,
tension: 0.3,
fill: true,
},
{
label: 'RAM %',
data: pts.map(p => p.ram_pct),
borderColor: '#22c55e',
backgroundColor: 'rgba(34,197,94,0.08)',
borderWidth: 1.5,
pointRadius: 0,
tension: 0.3,
fill: true,
},
{
label: 'Disco %',
data: pts.map(p => p.disco_pct),
borderColor: '#f59e0b',
backgroundColor: 'rgba(245,158,11,0.06)',
borderWidth: 1.5,
pointRadius: 0,
tension: 0.1,
fill: false,
},
],
},
options: {
responsive: true,
interaction: { mode: 'index', intersect: false },
plugins: {
legend: { display: false },
tooltip: {
callbacks: {
label: ctx => `${ctx.dataset.label}: ${ctx.parsed.y?.toFixed(1)}%`
}
}
},
scales: {
x: {
ticks: { maxTicksLimit: 8, font: { size: 10 }, color: '#94a3b8' },
grid: { color: '#f1f5f9' },
},
y: {
min: 0, max: 100,
ticks: { stepSize: 25, font: { size: 10 }, color: '#94a3b8',
callback: v => v + '%' },
grid: { color: '#f1f5f9' },
},
},
},
});
} catch (e) {
console.error('Error cargando historial:', e);
this.historialVacio = true;
} finally {
this.historialCargando = false;
}
},
abrirAgentModal(servidor) {
// Buscar el servidor actualizado en la lista
const s = this.servidores.find(sv => sv.ID === servidor.ID) || servidor;