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Merged
darkoatanasovski merged 1 commit into from
Dec 20, 2025
Merged

added metrics #12

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6 changes: 6 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -135,6 +135,12 @@ The server exposes a set of endpoints for cluster management and raw data operat
| POST | /api/raw/delete | Delete a key-value pair. | `{"key": "mykey"}` |
| POST | /api/raw/scan | Scan a range of keys. | `{"start_key": "a", "end_key": "z", "limit": 100}` |

### Metrics

| Method | Endpoint | Description |
| ------ | -------- | -------------------------------------- |
| GET | /metrics | PD and TiKV metrics from the instances |

## 🤝 Contributing

We welcome contributions from the community! If you're interested in making the TiKV Admin Web UI even better:
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17 changes: 17 additions & 0 deletions app/app/globals.css
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Expand Up @@ -2,6 +2,13 @@
@import "tw-animate-css";

@theme {
--breakpoint-sm: 640px;
--breakpoint-md: 768px;
--breakpoint-lg: 1024px;
--breakpoint-xl: 1280px;
--breakpoint-2xl: 1536px;
--breakpoint-3xl: 2160px;

--color-background: hsl(0 0% 100%);
--color-foreground: hsl(240 10% 3.9%);
--color-card: hsl(0 0% 100%);
Expand All @@ -23,6 +30,11 @@
--color-ring: hsl(346.8 77.2% 49.8%);
--radius: 0.65rem;
--color-menu: #eee;
--chart-1: hsl(346.8 77.2% 49.8%);
--chart-2: oklch(0.6 0.118 184.704);
--chart-3: oklch(0.398 0.07 227.392);
--chart-4: oklch(0.828 0.189 84.429);
--chart-5: oklch(0.769 0.188 70.08);
}

@layer base {
Expand All @@ -47,6 +59,11 @@
--color-border: hsl(240 3.7% 15.9%);
--color-input: hsl(240 3.7% 15.9%);
--color-ring: hsl(346.8 77.2% 49.8%);
--chart-1: hsl(346.8 77.2% 49.8%);
--chart-2: oklch(0.696 0.17 162.48);
--chart-3: oklch(0.769 0.188 70.08);
--chart-4: oklch(0.627 0.265 303.9);
--chart-5: oklch(0.645 0.246 16.439);
}

* {
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13 changes: 11 additions & 2 deletions app/app/layout.tsx
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Expand Up @@ -4,6 +4,9 @@ import { Geist, Geist_Mono } from "next/font/google";
import "./globals.css";
import { Toaster } from "@/components/ui/sonner";
import TiKV from "@/assets/img/tikv.webp";
import Sidebar from "@/components/sidebar";
import Provider from "@/components/provider";
import Cluster from "@/components/cluster";

const geistSans = Geist({
variable: "--font-geist-sans",
Expand Down Expand Up @@ -33,8 +36,14 @@ export default function RootLayout({
<body
className={`${geistSans.variable} ${geistMono.variable} antialiased`}
>
{children}
<Toaster position="bottom-right" />
<Provider>
<div className="flex flex-1 flex-row h-screen">
<Sidebar />
{children}
</div>
<Cluster />
<Toaster position="bottom-right" />
</Provider>
</body>
</html>
);
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309 changes: 309 additions & 0 deletions app/app/metrics/page.tsx
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Original file line number Diff line number Diff line change
@@ -0,0 +1,309 @@
"use client";

import { useMetrics } from "@/hooks/use-metrics";
import {
CircleXIcon,
CircleCheckIcon,
ServerIcon,
ClockIcon,
HeartIcon,
HardDriveIcon,
InfoIcon,
ChartSplineIcon,
ServerCrashIcon,
} from "lucide-react";
import { Area, AreaChart, Line, LineChart, XAxis, YAxis } from "recharts";
import {
type ChartConfig,
ChartContainer,
ChartTooltip,
ChartTooltipContent,
} from "@/components/ui/chart";
import { Badge } from "@/components/ui/badge";
import { ScrollArea } from "@/components/ui/scroll-area";
import { MetricCard } from "@/components/ui/metric-card";
import { Spinner } from "@/components/ui/spinner";
import dayjs from "dayjs";
import relativeTime from "dayjs/plugin/relativeTime";
import {
parseBytes,
formatUptime,
getFormatter,
processGaugeData,
} from "@/lib/utils";

dayjs.extend(relativeTime);

export default function MetricsPage() {
const { isLoading, data } = useMetrics();
return (
<div className="p-5 w-full">
<div className="flex items-center gap-2 text-xl font-semibold mb-8 pb-4 border-b">
<ServerIcon size={18} /> Metrics
</div>
{isLoading ? (
<div className="flex flex-col gap-2 text-gray-500 items-center justify-center h-full mt-[-5%]">
<div>
<Spinner className="size-5" />
</div>
<div className="text-xs uppercase">loading metrics...</div>
</div>
) : (
<ScrollArea className="h-full">
<div className="text-md font-semibold text-gray-500 mb-4">
PD Stores ({data?.pd?.count})
</div>
<div className="grid gap-4 grid-cols-1 md:grid-cols-3 lg:grid-cols-4 3xl:grid-cols-5 mb-20">
{data?.pd?.stores.map((store) => (
<MetricCard key={store.store.id}>
<div className="border-b pb-5 mb-2 relative">
<div className="flex items-center gap-2">
<div>
<div className="text-sm font-semibold">
Node: #{store.store.id}
</div>
<div className="text-xs text-gray-500 font-mono flex items-center gap-1">
<ServerCrashIcon size={12} />
{store.store.address}
</div>
<div className="text-xs text-gray-500 font-mono flex items-center gap-1">
<ChartSplineIcon size={12} />
{store.store.status_address}
</div>
</div>
</div>

{store.store.state_name.toLocaleLowerCase() === "up" ? (
<Badge
variant="outline"
className="absolute top-0 right-0 text-green-300/50 border-green-300/50 font-semibold flex items-center gap-1"
>
<CircleCheckIcon size={13} />
Online
</Badge>
) : (
<Badge
variant="outline"
className="absolute top-0 right-0 text-red-400/60 border-red-400/60 font-semibold flex items-center gap-1"
>
<CircleXIcon size={13} />
Offline
</Badge>
)}
</div>
<div className="flex items-center justify-between gap-2 border-b p-5 mb-2">
<div className="flex items-center justify-center gap-2">
<ClockIcon />
<div>
<div className="text-[0.6rem] text-gray-500 uppercase">
uptime
</div>
<div
className="text-gray-200/90"
title={store.status.uptime}
>
{formatUptime(store.status.uptime)}
</div>
</div>
</div>
<div className="flex items-center justify-center gap-2">
<HeartIcon />
<div>
<div className="text-[0.6rem] text-gray-500 text-center uppercase">
heartbeat
</div>
<div className="text-gray-200/90">
{dayjs(store.store.last_heartbeat / 1000000).format(
"HH:mm:ss"
)}
</div>
</div>
</div>
</div>
<div className="mt-5">
<div className="flex items-center justify-between gap-2">
<div className="flex items-center justify-center gap-1 text-gray-500 text-sm">
<HardDriveIcon size={16} /> Storage
</div>
<div className="text-sm text-gray-500">
{store.status.used_size} / {store.status.capacity}
</div>
</div>
<div className="rounded-lg bg-gray-600 relative my-2 h-2 overflow-hidden">
<div
className="absolute top-0 left-0 w-full h-full bg-green-500/50"
style={{
width: `${(
(parseBytes(store.status.used_size) /
parseBytes(store.status.capacity)) *
100
).toFixed(2)}%`,
}}
></div>
</div>
<div className="flex items-center justify-between gap-2">
<div className="text-sm text-gray-500 ">
{store.status.available} available
</div>
<div className="text-sm text-green-800 font-semibold ">
{(
(parseBytes(store.status.used_size) /
parseBytes(store.status.capacity)) *
100
).toFixed(2)}
% used
</div>
</div>
</div>
</MetricCard>
))}
</div>
<div className="text-md font-semibold text-gray-500 mb-4">
TiKV Overview
</div>
<div className="grid gap-4 pb-30 grid-cols-1 md:grid-cols-3 3xl:grid-cols-4 ">
{data?.tikv?.gauges.map((gauge: any, i: number) => {
const { data: chartData, series } = processGaugeData(
gauge.points
);

const formatter = getFormatter(gauge.unit);

const dynamicConfig: ChartConfig = {
...series.reduce((acc, key, index) => {
const colorVar = `--chart-${(index % 5) + 1}`;
acc[key] = {
label: key,
color: `var(${colorVar})`,
};
return acc;
}, {} as Record<string, { label: string; color: string }>),
};

return (
<MetricCard key={gauge.name + i}>
<div className="font-semibold text-gray-500 mb-10 flex items-center justify-between">
<span>{gauge.name}</span>
</div>
<ChartContainer config={dynamicConfig}>
{series.length > 1 ? (
<LineChart data={chartData.slice(0, 8)}>
<ChartTooltip
content={
<ChartTooltipContent
formatter={(value, name, item) => (
<div className="flex flex-1 justify-between items-center gap-4">
<div className="flex items-center gap-2">
<div
className="h-2.5 w-2.5 shrink-0 rounded-[2px]"
style={{ backgroundColor: item.color }}
/>
<span className="text-muted-foreground truncate max-w-[150px]">
{name}
</span>
</div>
<span className="font-mono font-medium">
{formatter(value as number)}
</span>
</div>
)}
/>
}
/>
<XAxis
dataKey="ts"
tickFormatter={(value) =>
dayjs(value).format("HH:mm")
}
/>
<YAxis tickFormatter={formatter} width={70} />
{series.slice(0, 10).map((key) => (
<Line
key={key}
dataKey={key}
type="monotone"
stroke={dynamicConfig[key]?.color}
strokeWidth={2}
dot={false}
/>
))}
</LineChart>
) : (
<AreaChart data={chartData}>
<ChartTooltip
content={
<ChartTooltipContent
formatter={(value, name, item) => (
<div className="flex flex-1 justify-between items-center gap-4">
<div className="flex items-center gap-2">
<div
className="h-2.5 w-2.5 shrink-0 rounded-[2px]"
style={{ backgroundColor: item.color }}
/>
<span className="text-muted-foreground truncate max-w-[150px]">
{name}
</span>
</div>
<span className="font-mono font-medium">
{formatter(value as number)}
</span>
</div>
)}
/>
}
/>
<XAxis
dataKey="ts"
tickFormatter={(value) =>
dayjs(value).format("HH:mm")
}
/>
<YAxis tickFormatter={formatter} width={70} />
<defs>
{series.map((key, index) => (
<linearGradient
key={key}
id={`gradient-${i}-${index}`}
x1="0"
y1="0"
x2="0"
y2="1"
>
<stop
offset="5%"
stopColor={dynamicConfig[key]?.color}
stopOpacity={0.5}
/>
<stop
offset="95%"
stopColor={dynamicConfig[key]?.color}
stopOpacity={0.1}
/>
</linearGradient>
))}
</defs>
{series.map((key, index) => (
<Area
key={key}
dataKey={key}
type="basis"
fill={`url(#gradient-${i}-${index})`}
fillOpacity={0.2}
stroke={dynamicConfig[key]?.color}
/>
))}
</AreaChart>
)}
</ChartContainer>
<div className="text-xs text-gray-600 flex items-center gap-1">
<InfoIcon size={12} /> {gauge.description}
</div>
</MetricCard>
);
})}
</div>
</ScrollArea>
)}
</div>
);
}
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