Files
zmb-webui/frontend/app/page.tsx
T
patrick 654df5b98f Fix: Disk Usage zeigt undefined für TB/PB Werte
Lokale formatBytes Funktion hatte sizes Array nur bis GB.
TB und PB ergänzt.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-06-05 18:22:24 +02:00

647 lines
26 KiB
TypeScript

"use client"
import { useEffect, useState, useRef } from "react"
import { useRouter } from "next/navigation"
import { api, Pool } from "@/lib/api"
import { Header } from "@/components/Header"
import { PoolCard } from "@/components/PoolCard"
import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card"
import { Button } from "@/components/ui/button"
import { Badge } from "@/components/ui/badge"
import { RefreshCw, AlertCircle, Cpu, HardDrive, Zap, Clock, Network, Database } from "lucide-react"
export default function Dashboard() {
const router = useRouter()
const [pools, setPools] = useState<Pool[]>([])
const [loading, setLoading] = useState(true)
const [error, setError] = useState<string | null>(null)
const [lastUpdate, setLastUpdate] = useState<Date | null>(null)
const [zfsAvailable, setZfsAvailable] = useState<boolean | null>(null)
const [systemInfo, setSystemInfo] = useState<any>(null)
const [memoryInfo, setMemoryInfo] = useState<any>(null)
const [cpuInfo, setCpuInfo] = useState<any>(null)
const [uptimeInfo, setUptimeInfo] = useState<any>(null)
const [networkInfo, setNetworkInfo] = useState<any>(null)
const [networkTraffic, setNetworkTraffic] = useState<any>(null)
const [diskIO, setDiskIO] = useState<any>(null)
const [diskUsage, setDiskUsage] = useState<any>(null)
// History buffers for sparklines (rolling window of 30 points, ~2.5 minutes at 5s intervals)
const cpuHistoryRef = useRef<number[]>([])
const memoryHistoryRef = useRef<number[]>([])
const networkTrafficHistoryRef = useRef<Map<string, number[]>>(new Map())
const [cpuHistory, setCpuHistory] = useState<number[]>([])
const [memoryHistory, setMemoryHistory] = useState<number[]>([])
useEffect(() => {
// Check authentication
const token = localStorage.getItem("access_token")
if (!token) {
router.push("/login")
return
}
// Load data if authenticated
const init = async () => {
await checkZfsStatus()
await fetchPools()
await loadSystemStats()
const interval = setInterval(fetchPools, 30000) // Refresh every 30 seconds
return () => clearInterval(interval)
}
init()
}, [router])
const checkZfsStatus = async () => {
try {
const response = await fetch("/api/status")
const data = await response.json()
setZfsAvailable(data.zfs_available ?? false)
return data.zfs_available ?? false
} catch (err) {
console.error("Failed to check ZFS status:", err)
setZfsAvailable(false)
return false
}
}
const formatBytes = (bytes: number) => {
if (bytes === 0) return "0 B"
const k = 1024
const sizes = ["B", "KB", "MB", "GB", "TB", "PB"]
const i = Math.floor(Math.log(bytes) / Math.log(k))
return (bytes / Math.pow(k, i)).toFixed(1) + " " + sizes[i]
}
const formatUptime = (seconds: number) => {
const days = Math.floor(seconds / 86400)
const hours = Math.floor((seconds % 86400) / 3600)
const minutes = Math.floor((seconds % 3600) / 60)
const parts = []
if (days > 0) parts.push(`${days} day${days > 1 ? 's' : ''}`)
if (hours > 0) parts.push(`${hours} hr${hours > 1 ? 's' : ''}`)
if (minutes > 0 || parts.length === 0) parts.push(`${minutes} min`)
return parts.join(', ')
}
const formatBootTime = (timestamp: number) => {
try {
return new Date(timestamp * 1000).toLocaleString()
} catch {
return 'N/A'
}
}
// Sparkline helper: convert array of 0-100 values to SVG polyline points
const sparklinePoints = (data: number[], width = 120, height = 32): string => {
if (data.length < 2) return ""
const step = width / (data.length - 1)
return data.map((v, i) => `${i * step},${height - Math.max(0, Math.min(100, v)) / 100 * height}`).join(" ")
}
const loadSystemStats = async () => {
try {
const [sysInfo, memInfo, cpuData, uptime, network, traffic, diskio, diskusage] = await Promise.all([
api.getSystemInfo().catch(() => null),
api.getMemory().catch(() => null),
api.getCpuInfo().catch(() => null),
api.getUptime().catch(() => null),
api.getNetwork().catch(() => null),
api.getNetworkTraffic().catch(() => null),
api.getDiskIO().catch(() => null),
api.getDiskUsage().catch(() => null),
])
setSystemInfo(sysInfo)
setMemoryInfo(memInfo)
setCpuInfo(cpuData)
setUptimeInfo(uptime)
setNetworkInfo(network)
setNetworkTraffic(traffic)
setDiskIO(diskio)
setDiskUsage(diskusage)
// Add to history
if (cpuData?.percent !== undefined) {
const newCpuHistory = [...cpuHistoryRef.current, cpuData.percent]
if (newCpuHistory.length > 30) newCpuHistory.shift()
cpuHistoryRef.current = newCpuHistory
setCpuHistory(newCpuHistory)
}
if (memInfo?.total && memInfo?.used !== undefined) {
const memPercent = (memInfo.used / memInfo.total) * 100
const newMemHistory = [...memoryHistoryRef.current, memPercent]
if (newMemHistory.length > 30) newMemHistory.shift()
memoryHistoryRef.current = newMemHistory
setMemoryHistory(newMemHistory)
}
} catch (err) {
console.error("Failed to load system stats:", err)
}
}
// Periodic update for history every 5 seconds
useEffect(() => {
const interval = setInterval(async () => {
try {
const [cpuData, memInfo, traffic, diskio] = await Promise.all([
api.getCpuInfo().catch(() => null),
api.getMemory().catch(() => null),
api.getNetworkTraffic().catch(() => null),
api.getDiskIO().catch(() => null),
])
if (cpuData?.percent !== undefined) {
const newCpuHistory = [...cpuHistoryRef.current, cpuData.percent]
if (newCpuHistory.length > 30) newCpuHistory.shift()
cpuHistoryRef.current = newCpuHistory
setCpuHistory(newCpuHistory)
}
if (memInfo?.total && memInfo?.used !== undefined) {
const memPercent = (memInfo.used / memInfo.total) * 100
const newMemHistory = [...memoryHistoryRef.current, memPercent]
if (newMemHistory.length > 30) newMemHistory.shift()
memoryHistoryRef.current = newMemHistory
setMemoryHistory(newMemHistory)
}
if (traffic?.interfaces) {
setNetworkTraffic(traffic)
}
if (diskio?.disks) {
setDiskIO(diskio)
}
if (traffic?.interfaces) {
const newHistory = new Map(networkTrafficHistoryRef.current)
for (const iface of traffic.interfaces) {
if (iface.name === 'lo') continue // Skip loopback
const key = `${iface.name}_rx`
const current = newHistory.get(key) || []
const updated = [...current, iface.rx_bytes]
if (updated.length > 30) updated.shift()
newHistory.set(key, updated)
}
networkTrafficHistoryRef.current = newHistory
}
} catch (err) {
// Silently fail
}
}, 5000) // Every 5 seconds
return () => clearInterval(interval)
}, [])
const fetchPools = async () => {
// If ZFS is not available, don't try to fetch pools
if (zfsAvailable === false) {
setLoading(false)
return
}
try {
setLoading(true)
setError(null)
const data = await api.getPools()
setPools(data)
setLastUpdate(new Date())
} catch (err) {
const message = err instanceof Error ? err.message : "Failed to fetch pools"
setError(message)
console.error(err)
} finally {
setLoading(false)
}
}
return (
<div className="min-h-screen bg-background">
<Header />
<main className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-8">
{/* Page Header */}
<div className="flex items-center justify-between mb-8">
<div>
<h1 className="text-3xl font-bold">Dashboard</h1>
<p className="text-muted-foreground mt-1">
{lastUpdate ? `Last updated: ${lastUpdate.toLocaleTimeString()}` : "Loading..."}
</p>
</div>
<Button onClick={fetchPools} disabled={loading}>
<RefreshCw className={`w-4 h-4 mr-2 ${loading ? "animate-spin" : ""}`} />
Refresh
</Button>
</div>
{/* Quick Stats - System Metrics (Phase 3a) */}
{(systemInfo || memoryInfo || cpuInfo || uptimeInfo) && (
<div className="mb-6 grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 gap-4">
{/* Hostname & Uptime */}
{systemInfo && uptimeInfo && (
<Card>
<CardHeader className="pb-2">
<CardTitle className="text-sm font-medium text-muted-foreground flex items-center gap-2">
<Zap className="w-4 h-4" />
System
</CardTitle>
</CardHeader>
<CardContent>
<p className="text-lg font-bold truncate">{systemInfo.hostname}</p>
<p className="text-xs text-muted-foreground">Uptime: {uptimeInfo.uptime_string}</p>
<p className="text-xs text-muted-foreground mt-2">{systemInfo.kernel}</p>
</CardContent>
</Card>
)}
{/* CPU Usage with Sparkline */}
{cpuInfo && (
<Card>
<CardHeader className="pb-2">
<CardTitle className="text-sm font-medium text-muted-foreground flex items-center gap-2">
<Cpu className="w-4 h-4" />
CPU
</CardTitle>
</CardHeader>
<CardContent>
<div className="space-y-2">
<p className="text-lg font-bold">{cpuInfo.percent !== undefined ? cpuInfo.percent.toFixed(1) : "N/A"}%</p>
{cpuHistory.length > 1 && (
<svg width="100%" height="32" viewBox="0 0 120 32" preserveAspectRatio="none" className="w-full h-8">
<polyline
points={sparklinePoints(cpuHistory, 120, 32)}
fill="none"
stroke="currentColor"
strokeWidth="1.5"
className="text-primary"
/>
</svg>
)}
<p className="text-xs text-muted-foreground">Load: {cpuInfo.load_average?.[0]?.toFixed(2)}</p>
</div>
</CardContent>
</Card>
)}
{/* Memory Usage with Sparkline */}
{memoryInfo && (
<Card>
<CardHeader className="pb-2">
<CardTitle className="text-sm font-medium text-muted-foreground flex items-center gap-2">
<HardDrive className="w-4 h-4" />
Memory
</CardTitle>
</CardHeader>
<CardContent>
<div className="space-y-2">
<p className="text-lg font-bold">
{((memoryInfo.used / memoryInfo.total) * 100).toFixed(1)}%
</p>
{memoryHistory.length > 1 && (
<svg width="100%" height="32" viewBox="0 0 120 32" preserveAspectRatio="none" className="w-full h-8">
<polyline
points={sparklinePoints(memoryHistory, 120, 32)}
fill="none"
stroke="currentColor"
strokeWidth="1.5"
className="text-primary"
/>
</svg>
)}
<p className="text-xs text-muted-foreground">
{formatBytes(memoryInfo.used)} / {formatBytes(memoryInfo.total)}
</p>
</div>
</CardContent>
</Card>
)}
{/* Uptime */}
{uptimeInfo && (
<Card>
<CardHeader className="pb-2">
<CardTitle className="text-sm font-medium text-muted-foreground flex items-center gap-2">
<Clock className="w-4 h-4" />
System Uptime
</CardTitle>
</CardHeader>
<CardContent>
<div className="space-y-3">
<div>
<p className="text-xs text-muted-foreground mb-1">Uptime</p>
<p className="text-sm font-semibold">{formatUptime(uptimeInfo.uptime_seconds || 0)}</p>
</div>
<div>
<p className="text-xs text-muted-foreground mb-1">Booted</p>
<p className="text-xs font-mono">{formatBootTime(uptimeInfo.boot_time || 0)}</p>
</div>
</div>
</CardContent>
</Card>
)}
{/* Disk Usage */}
<Card>
<CardHeader className="pb-2">
<CardTitle className="text-sm font-medium text-muted-foreground flex items-center gap-2">
<HardDrive className="w-4 h-4" />
Storage
</CardTitle>
</CardHeader>
<CardContent>
<div className="space-y-2">
{zfsAvailable ? (
<div>
<p className="text-lg font-bold">ZFS</p>
<p className="text-xs text-muted-foreground">View pools below</p>
</div>
) : (
<div>
<p className="text-lg font-bold">N/A</p>
<p className="text-xs text-muted-foreground">ZFS not available</p>
</div>
)}
</div>
</CardContent>
</Card>
</div>
)}
{/* System Details Card */}
{systemInfo && (
<Card className="mb-6">
<CardHeader>
<CardTitle className="text-lg">Systeminformationen</CardTitle>
</CardHeader>
<CardContent>
<div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
{systemInfo.model && (
<div>
<p className="text-sm font-medium text-muted-foreground">Modell</p>
<p className="text-base font-semibold mt-1">{systemInfo.model}</p>
</div>
)}
{systemInfo.machine_id && (
<div>
<p className="text-sm font-medium text-muted-foreground">Maschinen-ID</p>
<p className="text-base font-mono text-xs mt-1 break-all">
{systemInfo.machine_id}
</p>
</div>
)}
{systemInfo.processor && (
<div>
<p className="text-sm font-medium text-muted-foreground">Prozessor</p>
<p className="text-base font-semibold mt-1 line-clamp-2">
{systemInfo.processor}
</p>
</div>
)}
{systemInfo.kernel && (
<div>
<p className="text-sm font-medium text-muted-foreground">Kernel</p>
<p className="text-base font-semibold mt-1">{systemInfo.kernel}</p>
</div>
)}
{systemInfo.system && (
<div>
<p className="text-sm font-medium text-muted-foreground">Betriebssystem</p>
<p className="text-base font-semibold mt-1">{systemInfo.system}</p>
</div>
)}
{systemInfo.domain && (
<div>
<p className="text-sm font-medium text-muted-foreground">Domain</p>
<p className="text-base font-semibold mt-1">{systemInfo.domain}</p>
</div>
)}
</div>
</CardContent>
</Card>
)}
{/* Error Message */}
{error && zfsAvailable !== false && (
<Card className="mb-6 border-red-200 bg-red-50">
<CardContent className="flex items-center gap-3 pt-6">
<AlertCircle className="w-5 h-5 text-red-600 flex-shrink-0" />
<div>
<p className="font-medium text-red-900">Error</p>
<p className="text-sm text-red-800">{error}</p>
</div>
</CardContent>
</Card>
)}
{/* Loading State */}
{loading && pools.length === 0 && zfsAvailable !== false && (
<div className="text-center py-12">
<div className="inline-block animate-spin">
<RefreshCw className="w-8 h-8 text-muted-foreground" />
</div>
<p className="mt-4 text-muted-foreground">Loading pools...</p>
</div>
)}
{/* Network Interfaces */}
{networkInfo?.interfaces && networkInfo.interfaces.length > 0 && (
<div className="mb-8">
<h2 className="text-xl font-semibold mb-4">Network Interfaces</h2>
<Card>
<CardContent className="p-0">
<div className="overflow-x-auto">
<table className="w-full text-sm">
<thead className="border-b border-border bg-muted/30">
<tr>
<th className="text-left py-3 px-4 font-medium">Interface</th>
<th className="text-left py-3 px-4 font-medium">Status</th>
<th className="text-left py-3 px-4 font-medium">IP Address</th>
</tr>
</thead>
<tbody>
{networkInfo.interfaces.map((iface: any) => (
<tr key={iface.name} className="border-b border-border/50 hover:bg-muted/30">
<td className="py-3 px-4 font-mono text-xs">{iface.name}</td>
<td className="py-3 px-4">
<Badge variant={iface.state === "UP" ? "default" : "secondary"}>
{iface.state}
</Badge>
</td>
<td className="py-3 px-4 text-xs">
{iface.addresses && iface.addresses.length > 0 ? (
<div className="space-y-1">
{iface.addresses.map((addr: any, idx: number) => (
<div key={idx}>{addr.local}</div>
))}
</div>
) : (
"—"
)}
</td>
</tr>
))}
</tbody>
</table>
</div>
</CardContent>
</Card>
</div>
)}
{/* Network Traffic */}
{networkTraffic?.interfaces && networkTraffic.interfaces.length > 0 && (
<div className="mb-8">
<h2 className="text-xl font-semibold mb-4">Network Traffic</h2>
<div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
{networkTraffic.interfaces
.filter((iface: any) => iface.name !== 'lo') // Skip loopback
.map((iface: any) => (
<Card key={`${iface.name}_traffic`}>
<CardHeader className="pb-2">
<CardTitle className="text-sm font-medium text-muted-foreground flex items-center gap-2">
<Network className="w-4 h-4" />
{iface.name}
</CardTitle>
</CardHeader>
<CardContent>
<div className="space-y-3">
<div>
<p className="text-xs text-muted-foreground mb-1">RX</p>
<p className="text-sm font-semibold">{formatBytes(iface.rx_bytes)}</p>
<p className="text-xs text-muted-foreground">{(iface.rx_packets ?? 0).toLocaleString()} packets</p>
</div>
<div>
<p className="text-xs text-muted-foreground mb-1">TX</p>
<p className="text-sm font-semibold">{formatBytes(iface.tx_bytes)}</p>
<p className="text-xs text-muted-foreground">{(iface.tx_packets ?? 0).toLocaleString()} packets</p>
</div>
{(iface.rx_drops > 0 || iface.tx_drops > 0) && (
<div className="pt-2 border-t border-border/30">
<p className="text-xs text-amber-600">
{iface.rx_drops + iface.tx_drops} dropped packets
</p>
</div>
)}
</div>
</CardContent>
</Card>
))}
</div>
</div>
)}
{/* Disk Usage (df-based, immer sichtbar wenn Daten vorhanden) */}
{diskUsage?.filesystems && diskUsage.filesystems.length > 0 && (
<div className="mb-8">
<h2 className="text-xl font-semibold mb-4">Disk Usage</h2>
<div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
{diskUsage.filesystems.map((fs: any) => {
const pct = fs.capacity
const barColor = pct > 85 ? "bg-red-500" : pct > 70 ? "bg-yellow-500" : "bg-blue-500"
return (
<Card key={fs.mountpoint}>
<CardHeader className="pb-2">
<CardTitle className="text-sm font-medium text-muted-foreground flex items-center gap-2">
<HardDrive className="w-4 h-4" />
{fs.mountpoint}
</CardTitle>
</CardHeader>
<CardContent className="space-y-3">
<div className="flex items-center gap-2">
<div className="flex-1 h-2 bg-muted rounded-full overflow-hidden">
<div className={`h-full ${barColor} rounded-full`} style={{ width: `${pct}%` }} />
</div>
<span className="text-xs text-muted-foreground w-9 text-right">{pct}%</span>
</div>
<div className="grid grid-cols-3 gap-2 text-sm">
<div>
<p className="text-xs text-muted-foreground">Total</p>
<p className="font-medium">{formatBytes(fs.total)}</p>
</div>
<div>
<p className="text-xs text-muted-foreground">Used</p>
<p className="font-medium">{formatBytes(fs.used)}</p>
</div>
<div>
<p className="text-xs text-muted-foreground">Free</p>
<p className="font-medium">{formatBytes(fs.available)}</p>
</div>
</div>
<p className="text-xs text-muted-foreground truncate">{fs.filesystem}</p>
</CardContent>
</Card>
)
})}
</div>
</div>
)}
{/* Disk I/O */}
{diskIO?.disks && diskIO.disks.length > 0 && (
<div className="mb-8">
<h2 className="text-xl font-semibold mb-4">Disk I/O</h2>
<div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
{diskIO.disks.map((disk: any) => (
<Card key={`${disk.name}_io`}>
<CardHeader className="pb-2">
<CardTitle className="text-sm font-medium text-muted-foreground flex items-center gap-2">
<Database className="w-4 h-4" />
{disk.name}
</CardTitle>
</CardHeader>
<CardContent>
<div className="space-y-3">
<div>
<p className="text-xs text-muted-foreground mb-1">Reads</p>
<p className="text-sm font-semibold">{disk.reads_completed.toLocaleString()} ops</p>
<p className="text-xs text-muted-foreground">{formatBytes(disk.reads_bytes)}</p>
</div>
<div>
<p className="text-xs text-muted-foreground mb-1">Writes</p>
<p className="text-sm font-semibold">{disk.writes_completed.toLocaleString()} ops</p>
<p className="text-xs text-muted-foreground">{formatBytes(disk.writes_bytes)}</p>
</div>
<div className="pt-2 border-t border-border/30">
<p className="text-xs text-muted-foreground">
Total: {formatBytes(disk.reads_bytes + disk.writes_bytes)}
</p>
</div>
</div>
</CardContent>
</Card>
))}
</div>
</div>
)}
{/* Pools Grid */}
{!loading && pools.length > 0 && zfsAvailable !== false && (
<div>
<h2 className="text-xl font-semibold mb-4">Storage Pools ({pools.length})</h2>
<div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
{pools.map((pool) => (
<PoolCard
key={pool.name}
pool={pool}
onClick={() => router.push("/zfs")}
/>
))}
</div>
</div>
)}
{/* Empty State */}
{!loading && pools.length === 0 && !error && zfsAvailable !== false && (
<Card>
<CardHeader>
<CardTitle>No Pools Found</CardTitle>
</CardHeader>
<CardContent>
<p className="text-muted-foreground">
No ZFS pools are available on this system. Create a new pool to get started.
</p>
</CardContent>
</Card>
)}
</main>
</div>
)
}