feat(dashboard): 首页请求趋势拆分状态码并合并容量到业务流量

- 24 小时请求趋势拆分展示请求总量与 200/400/500 状态码请求量，独占一行；
  时间桶聚合新增 status_200/400/500_count（CH countIf、PG FILTER），
  请求趋势改为基于原始桶聚合（小时 rollup 无状态码口径）
- 首页移除宿主机磁盘指标，容量趋势（CPU/内存）并入业务流量卡片展示
- 压缩协议 traffic_24h 扩展为 7 元组，前端归一化同步更新

frontend/app/(main)/components/dashboard/traffic-capacity-trend-chart.tsx

@@ -3,39 +3,29 @@
 import { TrendChart } from '@/components/data/trend-chart';
 import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
 import type {
-  DiskIOTrendPoint,
+  CapacityTrendPoint,
   NetworkTrendPoint,
 } from '@/lib/services/openflare';
 
 import {
   formatBytes,
-  formatBytesPerSecond,
+  formatPercent,
   formatTrendHour,
 } from './dashboard-utils';
 
-/** Backend disk points are per-hour totals; chart displays bytes/s within each hour. */
-const DISK_BUCKET_SECONDS = 3600;
-
-function diskBytesToRate(bytes: number) {
-  return bytes > 0 ? bytes / DISK_BUCKET_SECONDS : 0;
-}
-
-function formatDiskRate(bytesPerSecond: number) {
-  return formatBytesPerSecond(bytesPerSecond, 1, { zeroText: '0 B' });
-}
-
-export function NetworkDiskTrendChart({
+/** 业务流量（来自访问日志）与容量趋势（节点 Agent 宿主机指标）合并展示。 */
+export function TrafficCapacityTrendChart({
   networkPoints,
-  diskPoints,
+  capacityPoints,
 }: {
   networkPoints: NetworkTrendPoint[];
-  diskPoints: DiskIOTrendPoint[];
+  capacityPoints: CapacityTrendPoint[];
 }) {
   return (
     <Card className='border-dashed shadow-none'>
       <CardHeader>
         <CardTitle className='text-sm font-semibold'>
-          24 小时业务流量与宿主机磁盘
+          24 小时业务流量与容量趋势
         </CardTitle>
       </CardHeader>
       <CardContent className='space-y-6'>
@@ -66,31 +56,31 @@ export function NetworkDiskTrendChart({
         />
 
         <TrendChart
-          labels={diskPoints.map((point) =>
+          labels={capacityPoints.map((point) =>
             formatTrendHour(point.bucket_started_at),
           )}
           height={180}
           summaryScope='average'
-          summaryHint='近 24 小时 · 宿主机磁盘 · 平均速率'
-          yAxisValueFormatter={formatDiskRate}
+          summaryHint='近 24 小时 · 宿主机容量 · 平均值'
+          yAxisValueFormatter={formatPercent}
           series={[
             {
-              label: '磁盘读',
-              color: '#a78bfa',
-              fillColor: 'rgba(167, 139, 250, 0.14)',
+              label: '平均 CPU',
+              color: '#0f766e',
+              fillColor: 'rgba(15, 118, 110, 0.15)',
               variant: 'area',
-              values: diskPoints.map((point) =>
-                diskBytesToRate(point.disk_read_bytes),
+              values: capacityPoints.map(
+                (point) => point.average_cpu_usage_percent,
               ),
-              valueFormatter: formatDiskRate,
+              valueFormatter: formatPercent,
             },
             {
-              label: '磁盘写',
-              color: '#fb7185',
-              values: diskPoints.map((point) =>
-                diskBytesToRate(point.disk_write_bytes),
+              label: '平均内存',
+              color: '#2563eb',
+              values: capacityPoints.map(
+                (point) => point.average_memory_usage_percent,
               ),
-              valueFormatter: formatDiskRate,
+              valueFormatter: formatPercent,
             },
           ]}
         />

frontend/app/(main)/components/dashboard/traffic-trend-chart.tsx

@@ -15,7 +15,7 @@ import { formatTrendHour } from './dashboard-utils';
 export function TrafficTrendChart({
   points,
   title = '24 小时请求趋势',
-  description = '观察整体请求量和错误量是否出现异常抬升。',
+  description = '按小时拆分请求总量与 2xx/4xx/5xx 状态码请求量，判断各状态是否异常抬升。',
 }: {
   points: TrafficTrendPoint[];
   title?: string;
@@ -43,9 +43,19 @@ export function TrafficTrendChart({
               values: points.map((point) => point.request_count),
             },
             {
-              label: '错误量',
+              label: '2xx 请求',
+              color: '#22c55e',
+              values: points.map((point) => point.status_2xx_count),
+            },
+            {
+              label: '4xx 请求',
+              color: '#f97316',
+              values: points.map((point) => point.status_4xx_count),
+            },
+            {
+              label: '5xx 请求',
               color: '#ef4444',
-              values: points.map((point) => point.error_count),
+              values: points.map((point) => point.status_5xx_count),
             },
           ]}
         />

frontend/app/(main)/page.tsx

@@ -1,114 +1,112 @@
 'use client';
 
-import { useQuery } from '@tanstack/react-query';
-import { LayoutDashboard, RefreshCw } from 'lucide-react';
+import {useQuery} from '@tanstack/react-query';
+import {LayoutDashboard, RefreshCw} from 'lucide-react';
 
-import { EmptyStateWithBorder } from '@/components/layout/empty';
-import { ErrorInline } from '@/components/layout/error';
-import { LoadingStateWithBorder } from '@/components/layout/loading';
-import { Button } from '@/components/ui/button';
-import { DashboardService } from '@/lib/services/openflare';
-import { formatDateTime } from '@/lib/utils';
+import {EmptyStateWithBorder} from '@/components/layout/empty';
+import {ErrorInline} from '@/components/layout/error';
+import {LoadingStateWithBorder} from '@/components/layout/loading';
+import {Button} from '@/components/ui/button';
+import {DashboardService} from '@/lib/services/openflare';
+import {formatDateTime} from '@/lib/utils';
 
-import { CapacityTrendChart } from './components/dashboard/capacity-trend-chart';
 import {
-  SourceDistributionChart,
-  StatusCodeDistributionChart,
-  TopDomainChart,
+    SourceDistributionChart,
+    StatusCodeDistributionChart,
+    TopDomainChart,
 } from './components/dashboard/distribution-rank-charts';
-import { NetworkDiskTrendChart } from './components/dashboard/network-disk-trend-chart';
-import { NodeHealthTable } from './components/dashboard/node-health-table';
-import { TrafficTrendChart } from './components/dashboard/traffic-trend-chart';
-import { WorldStage } from './components/dashboard/world-stage';
-import { getErrorMessage } from './nodes/components/node-utils';
+import {NodeHealthTable} from './components/dashboard/node-health-table';
+import {TrafficCapacityTrendChart} from './components/dashboard/traffic-capacity-trend-chart';
+import {TrafficTrendChart} from './components/dashboard/traffic-trend-chart';
+import {WorldStage} from './components/dashboard/world-stage';
+import {getErrorMessage} from './nodes/components/node-utils';
 
 const dashboardQueryKey = ['openflare', 'dashboard', 'overview'];
 
 export default function OpenFlareDashboardPage() {
-  const overviewQuery = useQuery({
-    queryKey: dashboardQueryKey,
-    queryFn: () => DashboardService.getOverview(),
-    refetchInterval: 60_000,
-  });
+    const overviewQuery = useQuery({
+        queryKey: dashboardQueryKey,
+        queryFn: () => DashboardService.getOverview(),
+        refetchInterval: 60_000,
+    });
 
-  const overview = overviewQuery.data;
+    const overview = overviewQuery.data;
 
-  return (
-    <div className='py-6 px-1 space-y-6'>
-      <div className='flex flex-wrap items-center justify-between gap-3'>
-        <div className='flex items-center gap-2'>
-          <LayoutDashboard className='size-5 text-primary' />
-          <h1 className='text-2xl font-semibold tracking-tight'>总览</h1>
+    return (
+        <div className='py-6 px-1 space-y-6'>
+            <div className='flex flex-wrap items-center justify-between gap-3'>
+                <div className='flex items-center gap-2'>
+                    <LayoutDashboard className='size-5 text-primary'/>
+                    <h1 className='text-2xl font-semibold tracking-tight'>总览</h1>
+                </div>
+                <div className='flex items-center gap-2 text-xs text-muted-foreground'>
+                    {overview?.generated_at ? (
+                        <span>数据生成于 {formatDateTime(overview.generated_at)}</span>
+                    ) : null}
+                    <Button
+                        variant='outline'
+                        size='sm'
+                        className='h-8'
+                        onClick={() => overviewQuery.refetch()}
+                        disabled={overviewQuery.isFetching}
+                    >
+                        <RefreshCw
+                            className={`size-3.5 mr-1.5 ${overviewQuery.isFetching ? 'animate-spin' : ''}`}
+                        />
+                        刷新
+                    </Button>
+                </div>
+            </div>
+
+            {overviewQuery.isLoading ? (
+                <LoadingStateWithBorder
+                    title='加载总览数据'
+                    description='正在聚合节点健康、流量与容量指标...'
+                />
+            ) : overviewQuery.isError ? (
+                <ErrorInline
+                    message={`总览看板加载失败：${getErrorMessage(overviewQuery.error)}`}
+                    onRetry={() => overviewQuery.refetch()}
+                />
+            ) : !overview ? (
+                <EmptyStateWithBorder
+                    title='暂无总览数据'
+                    description='系统已经启动，但还没有可展示的总览聚合结果。'
+                />
+            ) : (
+                <>
+                    <WorldStage
+                        summary={overview.summary}
+                        traffic={overview.traffic}
+                        capacity={overview.capacity}
+                        nodes={overview.nodes}
+                        sourceCountries={overview.distributions.source_countries}
+                    />
+
+                    <div className='grid gap-6'>
+                        <TrafficTrendChart points={overview.trends.traffic_24h}/>
+                    </div>
+
+                    <div className='grid gap-6 xl:grid-cols-3'>
+                        <SourceDistributionChart
+                            items={overview.distributions.source_countries}
+                        />
+                        <StatusCodeDistributionChart
+                            items={overview.distributions.status_codes}
+                        />
+                        <TopDomainChart items={overview.distributions.top_domains}/>
+                    </div>
+
+                    <div className='grid gap-6'>
+                        <TrafficCapacityTrendChart
+                            networkPoints={overview.trends.network_24h}
+                            capacityPoints={overview.trends.capacity_24h}
+                        />
+                    </div>
+
+                    <NodeHealthTable nodes={overview.nodes}/>
+                </>
+            )}
         </div>
-        <div className='flex items-center gap-2 text-xs text-muted-foreground'>
-          {overview?.generated_at ? (
-            <span>数据生成于 {formatDateTime(overview.generated_at)}</span>
-          ) : null}
-          <Button
-            variant='outline'
-            size='sm'
-            className='h-8'
-            onClick={() => overviewQuery.refetch()}
-            disabled={overviewQuery.isFetching}
-          >
-            <RefreshCw
-              className={`size-3.5 mr-1.5 ${overviewQuery.isFetching ? 'animate-spin' : ''}`}
-            />
-            刷新
-          </Button>
-        </div>
-      </div>
-
-      {overviewQuery.isLoading ? (
-        <LoadingStateWithBorder
-          title='加载总览数据'
-          description='正在聚合节点健康、流量与容量指标...'
-        />
-      ) : overviewQuery.isError ? (
-        <ErrorInline
-          message={`总览看板加载失败：${getErrorMessage(overviewQuery.error)}`}
-          onRetry={() => overviewQuery.refetch()}
-        />
-      ) : !overview ? (
-        <EmptyStateWithBorder
-          title='暂无总览数据'
-          description='系统已经启动，但还没有可展示的总览聚合结果。'
-        />
-      ) : (
-        <>
-          <WorldStage
-            summary={overview.summary}
-            traffic={overview.traffic}
-            capacity={overview.capacity}
-            nodes={overview.nodes}
-            sourceCountries={overview.distributions.source_countries}
-          />
-
-          <div className='grid gap-6 xl:grid-cols-2'>
-            <TrafficTrendChart points={overview.trends.traffic_24h} />
-            <CapacityTrendChart points={overview.trends.capacity_24h} />
-          </div>
-
-          <div className='grid gap-6'>
-            <NetworkDiskTrendChart
-              networkPoints={overview.trends.network_24h}
-              diskPoints={overview.trends.disk_io_24h}
-            />
-          </div>
-
-          <div className='grid gap-6 xl:grid-cols-3'>
-            <SourceDistributionChart
-              items={overview.distributions.source_countries}
-            />
-            <StatusCodeDistributionChart
-              items={overview.distributions.status_codes}
-            />
-            <TopDomainChart items={overview.distributions.top_domains} />
-          </div>
-
-          <NodeHealthTable nodes={overview.nodes} />
-        </>
-      )}
-    </div>
-  );
+    );
 }

frontend/lib/services/openflare/dashboard.service.ts

@@ -89,6 +89,9 @@ function normalizeTrafficTrendPoints(
           request_count: Number(item[1] ?? 0),
           error_count: Number(item[2] ?? 0),
           unique_visitor_count: Number(item[3] ?? 0),
+          status_2xx_count: Number(item[4] ?? 0),
+          status_4xx_count: Number(item[5] ?? 0),
+          status_5xx_count: Number(item[6] ?? 0),
         }
       : item,
   );

frontend/lib/services/openflare/types.ts

@@ -1159,6 +1159,9 @@ export interface TrafficTrendPoint {
   request_count: number;
   error_count: number;
   unique_visitor_count: number;
+  status_2xx_count: number;
+  status_4xx_count: number;
+  status_5xx_count: number;
 }
 
 export interface CapacityTrendPoint {
@@ -1227,7 +1230,15 @@ export interface DashboardOverview {
   nodes: DashboardNodeHealth[];
 }
 
-export type CompactTrafficTrendPoint = [string, number, number, number];
+export type CompactTrafficTrendPoint = [
+  string,
+  number,
+  number,
+  number,
+  number,
+  number,
+  number,
+];
 export type CompactCapacityTrendPoint = [string, number, number, number];
 /** [bucket, bytes_received, bytes_provided, reported_nodes] */
 export type CompactNetworkTrendPoint = [string, number, number, number];