feat: implement precise worker status tracking and monitoring UI

web/src/api/index.ts

@@ -9,6 +9,52 @@ interface ApiResponse<T> {
   data: T
 }
 
+export interface MonitorStats {
+  env: {
+    os: string
+    arch: string
+    go_version: string
+    num_cpu: number
+    goroutines: number
+  }
+  mem: {
+    alloc: number
+    total_alloc: number
+    sys: number
+    lookups: number
+    mallocs: number
+    frees: number
+  }
+  heap: {
+    heap_alloc: number
+    heap_sys: number
+    heap_idle: number
+    heap_inuse: number
+    heap_released: number
+    heap_objects: number
+  }
+  gc: {
+    next_gc: number
+    last_gc: number
+    pause_total_ns: number
+    num_gc: number
+  }
+  scheduler: {
+    scheduled: number
+    running: number
+    queue_size: number
+    worker_count: number
+    workers: {
+      id: number
+      status: string
+      task_id?: string
+      task_name?: string
+      start_time?: number
+      duration?: number
+    }[]
+  }
+}
+
 async function request<T>(url: string, options?: RequestInit): Promise<T> {
   const res = await fetch(`${API_BASE_URL}${url}`, {
     ...options,
@@ -145,6 +191,7 @@ export const api = {
     taskStats: (days?: number) => request<TaskStatsItem[]>(`/taskstats${days ? `?days=${days}` : ''}`)
   },
   settings: {
+    getMonitor: () => request<MonitorStats>('/monitor'),
     changePassword: (data: { old_username?: string; username?: string; old_password: string; new_password?: string }) =>
       request('/settings/password', { method: 'POST', body: JSON.stringify(data) }),
     getSite: () => request<SiteSettings>('/settings/site'),

web/src/layouts/MainLayout.vue

@@ -2,7 +2,7 @@
 import { ref, onMounted, computed } from 'vue'
 import { RouterLink, RouterView, useRoute } from 'vue-router'
 import { resetAuthCache } from '@/router'
-import { LayoutDashboard, ListTodo, FileCode, Settings, LogOut, ScrollText, Terminal, Variable, KeyRound, Menu, X, Server, Globe, Bell } from 'lucide-vue-next'
+import { LayoutDashboard, ListTodo, FileCode, Settings, LogOut, ScrollText, Terminal, Variable, KeyRound, Menu, X, Server, Globe, Bell, Activity } from 'lucide-vue-next'
 import { Button } from '@/components/ui/button'
 import ThemeToggle from '@/components/ThemeToggle.vue'
 import SystemNotice from '@/components/SystemNotice.vue'
@@ -63,6 +63,7 @@ const navItems = [
   { to: '/terminal', icon: Terminal, label: '终端命令', exact: true },
   { to: '/notify', icon: Bell, label: '消息推送', exact: true },
   { to: '/logs', icon: KeyRound, label: '运行日志', exact: true },
+  { to: '/monitor', icon: Activity, label: '系统监控', exact: true },
   { to: '/settings', icon: Settings, label: '系统设置', exact: true },
 ]
 

web/src/router/index.ts

@@ -54,6 +54,7 @@ const router = createRouter({
         { path: 'logs', name: 'logs', component: () => import('@/views/logs/MessageLogs.vue') },
         { path: 'terminal', name: 'terminal', component: () => import('@/views/terminal/Terminal.vue') },
         { path: 'notify', name: 'notify', component: () => import('@/views/notify/Notify.vue') },
+        { path: 'monitor', name: 'monitor', component: () => import('@/views/monitor/Monitor.vue') },
         { path: 'settings', name: 'settings', component: () => import('@/views/settings/Settings.vue') }
       ]
     },

web/src/views/monitor/Monitor.vue

@@ -0,0 +1,464 @@
+<script setup lang="ts">
+import { ref, onMounted, onUnmounted, computed } from 'vue'
+import type { MonitorStats } from '@/api'
+import { Card, CardContent, CardHeader, CardTitle, CardDescription } from '@/components/ui/card'
+import { Button } from '@/components/ui/button'
+import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs'
+import { RefreshCw } from 'lucide-vue-next'
+
+import {
+  Chart as ChartJS,
+  CategoryScale,
+  LinearScale,
+  PointElement,
+  LineElement,
+  BarElement,
+  Title,
+  Tooltip,
+  Legend,
+  Filler
+} from 'chart.js'
+import { Line, Bar } from 'vue-chartjs'
+
+ChartJS.register(
+  CategoryScale,
+  LinearScale,
+  PointElement,
+  LineElement,
+  BarElement,
+  Title,
+  Tooltip,
+  Legend,
+  Filler
+)
+
+const activeTab = ref('charts')
+const stats = ref<MonitorStats | null>(null)
+const loading = ref(false)
+let timer: any = null
+
+// --- 时序数据池 ---
+const historySize = 60 // 保存最近60次请求（约3分钟@3s）
+const timeLabels = ref<string[]>([])
+const goroutinesData = ref<number[]>([])
+const allocData = ref<number[]>([])
+const sysData = ref<number[]>([])
+const gcPausesData = ref<number[]>([])
+const scheduledData = ref<number[]>([])
+const runningData = ref<number[]>([])
+const queueData = ref<number[]>([])
+let lastPauseNs = 0
+
+const protocol = window.location.protocol === 'https:' ? 'wss:' : 'ws:'
+const baseUrl = (window as any).__BASE_URL__ || ''
+const apiVersion = (window as any).__API_VERSION__ || '/api/v1'
+
+const connectWS = () => {
+  if (timer) return
+  loading.value = true
+  const host = window.location.host
+  const wsUrl = `${protocol}//${host}${baseUrl}${apiVersion}/monitor/ws`
+
+  timer = new WebSocket(wsUrl)
+  
+  timer.onopen = () => {
+    loading.value = false
+  }
+
+  timer.onmessage = (event: MessageEvent) => {
+    try {
+      const payload = JSON.parse(event.data)
+      if (payload.code === 200 && payload.data) {
+        const res = payload.data
+        stats.value = res
+
+        const nowStr = new Date().toLocaleTimeString('en-US', { hour12: false })
+        if (timeLabels.value.length >= historySize) {
+          timeLabels.value.shift()
+          goroutinesData.value.shift()
+          allocData.value.shift()
+          sysData.value.shift()
+          gcPausesData.value.shift()
+          scheduledData.value.shift()
+          runningData.value.shift()
+          queueData.value.shift()
+        }
+        
+        timeLabels.value.push(nowStr)
+        goroutinesData.value.push(res.env.goroutines)
+        allocData.value.push(Number((res.mem.alloc / 1024 / 1024).toFixed(2)))
+        sysData.value.push(Number((res.mem.sys / 1024 / 1024).toFixed(2)))
+        
+        let pauseDelta = 0
+        if (lastPauseNs > 0 && res.gc.pause_total_ns >= lastPauseNs) {
+          pauseDelta = Number(((res.gc.pause_total_ns - lastPauseNs) / 1000000).toFixed(2))
+        }
+        lastPauseNs = res.gc.pause_total_ns
+        gcPausesData.value.push(pauseDelta)
+        scheduledData.value.push(res.scheduler.scheduled)
+        runningData.value.push(res.scheduler.running)
+        queueData.value.push(res.scheduler.queue_size)
+      }
+    } catch (e) {
+      console.error('Parse WS message error:', e)
+    }
+  }
+  
+  timer.onclose = () => {
+    loading.value = false
+    timer = null
+    // 断线后2秒自动重连
+    setTimeout(connectWS, 2000)
+  }
+  
+  timer.onerror = () => {
+    loading.value = false
+  }
+}
+
+const disconnectWS = () => {
+  if (timer) {
+    // 置空 onclose 避免触发自动重连
+    timer.onclose = null
+    timer.close()
+    timer = null
+  }
+}
+
+const formatBytes = (bytes: number) => {
+  if (bytes === 0) return '0 B'
+  const k = 1024
+  const sizes = ['B', 'KB', 'MB', 'GB', 'TB']
+  const i = Math.floor(Math.log(bytes) / Math.log(k))
+  return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i]
+}
+
+const formatNs = (ns: number) => {
+  if (ns < 1000) return ns + ' ns'
+  if (ns < 1000000) return (ns / 1000).toFixed(2) + ' μs'
+  return (ns / 1000000).toFixed(2) + ' ms'
+}
+
+onMounted(() => {
+  connectWS()
+})
+
+onUnmounted(() => {
+  disconnectWS()
+})
+
+// --- 图表配置 ---
+const chartOptions = {
+  responsive: true,
+  maintainAspectRatio: false,
+  animation: {
+    duration: 0 // 关闭过渡动画以支持实时流畅更新
+  },
+  interaction: {
+    mode: 'index' as const,
+    intersect: false,
+  },
+  plugins: {
+    legend: {
+      position: 'top' as const,
+      labels: {
+        usePointStyle: false,
+        boxWidth: 12,
+        boxHeight: 12,
+        useBorderRadius: true,
+        borderRadius: 2
+      }
+    }
+  },
+  scales: {
+    x: {
+      grid: { display: false }
+    },
+    y: {
+      beginAtZero: true,
+      border: { dash: [4, 4] },
+      grid: { color: 'rgba(0, 0, 0, 0.05)' }
+    }
+  }
+}
+
+const goroutineChartData = computed(() => ({
+  labels: [...timeLabels.value],
+  datasets: [
+    {
+      label: 'Goroutines (协程并发数)',
+      backgroundColor: 'rgba(37, 99, 235, 0.1)',
+      borderColor: '#2563eb', // blue-600
+      borderWidth: 2,
+      data: [...goroutinesData.value],
+      tension: 0.4,
+      fill: true,
+      pointRadius: 0,
+      pointHitRadius: 10
+    }
+  ]
+}))
+
+const memChartData = computed(() => ({
+  labels: [...timeLabels.value],
+  datasets: [
+    {
+      label: 'Alloc (MB) 当前分配',
+      backgroundColor: 'rgba(5, 150, 105, 0.1)',
+      borderColor: '#059669', // emerald-600
+      borderWidth: 2,
+      data: [...allocData.value],
+      tension: 0.4,
+      fill: true,
+      pointRadius: 0,
+      pointHitRadius: 10
+    },
+    {
+      label: 'Sys (MB) 系统申请上限',
+      backgroundColor: 'transparent',
+      borderColor: '#d97706', // amber-600
+      borderWidth: 2,
+      borderDash: [5, 5],
+      data: [...sysData.value],
+      tension: 0.4,
+      pointRadius: 0,
+      pointHitRadius: 10
+    }
+  ]
+}))
+
+const gcChartData = computed(() => ({
+  labels: [...timeLabels.value],
+  datasets: [
+    {
+      label: 'GC Pause (ms) 垃圾回收停顿时间',
+      backgroundColor: '#ea580c', // orange-600
+      data: [...gcPausesData.value],
+      borderRadius: 4
+    }
+  ]
+}))
+
+const schedulerChartData = computed(() => ({
+  labels: [...timeLabels.value],
+  datasets: [
+    {
+      label: '正在运行 (Running)',
+      backgroundColor: 'rgba(16, 185, 129, 0.1)', // emerald-500
+      borderColor: '#10b981', 
+      borderWidth: 2,
+      data: [...runningData.value],
+      tension: 0.4,
+      fill: true,
+      pointRadius: 0,
+      pointHitRadius: 10
+    },
+    {
+      label: '调度中 (Scheduled)',
+      backgroundColor: 'transparent',
+      borderColor: '#6366f1', // indigo-500
+      borderWidth: 2,
+      borderDash: [5, 5],
+      data: [...scheduledData.value],
+      tension: 0.4,
+      pointRadius: 0,
+      pointHitRadius: 10
+    },
+    {
+      label: '排队积压 (Queue)',
+      backgroundColor: 'transparent',
+      borderColor: '#f59e0b', // amber-500
+      borderWidth: 2,
+      borderDash: [2, 2],
+      data: [...queueData.value],
+      tension: 0.4,
+      pointRadius: 0,
+      pointHitRadius: 10
+    }
+  ]
+}))
+</script>
+
+<template>
+  <Tabs v-model="activeTab" class="space-y-6 w-full">
+    <div class="flex flex-col sm:flex-row sm:items-center justify-between gap-4">
+      <div>
+        <h2 class="text-xl sm:text-2xl font-bold tracking-tight">系统监控</h2>
+        <p class="text-muted-foreground text-sm">实时监控面板资源、内存分配和垃圾回收状态</p>
+      </div>
+      <div class="flex items-center gap-2 w-full sm:w-auto">
+        <TabsList class="grid flex-1 sm:flex-none sm:w-[240px] grid-cols-2 h-9 p-1">
+          <TabsTrigger value="charts" class="text-xs sm:text-sm">实时图表</TabsTrigger>
+          <TabsTrigger value="dashboard" class="text-xs sm:text-sm">数据视图</TabsTrigger>
+        </TabsList>
+        <Button variant="outline" size="icon" class="h-9 w-9 shrink-0" @click="() => { disconnectWS(); connectWS() }" :disabled="loading" title="刷新并重连">
+          <RefreshCw class="w-4 h-4" :class="{ 'animate-spin': loading }" />
+        </Button>
+      </div>
+    </div>
+
+    <TabsContent value="dashboard" class="mt-0 space-y-4">
+      <div v-if="stats" class="grid grid-cols-1 md:grid-cols-2 gap-4">
+          <Card>
+            <CardHeader class="pb-2">
+              <CardTitle class="text-base text-blue-600">执行环境</CardTitle>
+            </CardHeader>
+            <CardContent>
+              <dl class="space-y-1 text-sm">
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">Go 版本</dt><dd class="font-medium">{{ stats.env.go_version }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">系统 / 架构</dt><dd class="font-medium">{{ stats.env.os }} / {{ stats.env.arch }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">逻辑 CPU 数量</dt><dd class="font-medium">{{ stats.env.num_cpu }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">当前协程数 (Goroutines)</dt><dd class="font-bold text-blue-600">{{ stats.env.goroutines }}</dd></div>
+              </dl>
+            </CardContent>
+          </Card>
+
+          <Card>
+            <CardHeader class="pb-2">
+              <CardTitle class="text-base text-indigo-600">任务调度</CardTitle>
+            </CardHeader>
+            <CardContent>
+              <dl class="space-y-1 text-sm">
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">驻留常驻任务 (Scheduled)</dt><dd class="font-medium text-indigo-600">{{ stats.scheduler.scheduled }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">当前运行中 (Running)</dt><dd class="font-bold text-emerald-600">{{ stats.scheduler.running }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">排队积压 (Queue Size)</dt><dd class="font-bold text-amber-500">{{ stats.scheduler.queue_size }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">并发池限制 (Worker Count)</dt><dd class="font-medium">{{ stats.scheduler.worker_count }}</dd></div>
+              </dl>
+            </CardContent>
+          </Card>
+      </div>
+      <div v-if="stats && stats.scheduler.workers" class="mt-4">
+        <Card>
+            <CardHeader class="pb-2">
+              <CardTitle class="text-base text-amber-600">并发池 Worker 状态</CardTitle>
+              <CardDescription>精确监控底层协程池调度执行情况</CardDescription>
+            </CardHeader>
+            <CardContent>
+              <div class="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-4 gap-4 mt-2">
+                <div v-for="worker in stats.scheduler.workers" :key="worker.id" class="border rounded-md p-3 flex flex-col justify-between" :class="[worker.status === 'running' ? 'bg-amber-50 border-amber-200 dark:bg-amber-950/20 dark:border-amber-900/50' : 'bg-green-50 border-green-200 dark:bg-green-950/20 dark:border-green-900/50']">
+                  <div class="flex items-center justify-between mb-2">
+                    <span class="font-semibold text-sm">Worker #{{ worker.id }}</span>
+                    <span v-if="worker.status === 'idle'" class="inline-flex items-center px-2 py-0.5 rounded text-xs font-medium bg-green-100 text-green-800 dark:bg-green-900/40 dark:text-green-300">
+                      🟢 空闲 (Idle)
+                    </span>
+                    <span v-else class="inline-flex items-center px-2 py-0.5 rounded text-xs font-medium bg-amber-100 text-amber-800 dark:bg-amber-900/40 dark:text-amber-300">
+                      ⚡ 执行中 (Running)
+                    </span>
+                  </div>
+                  <div v-if="worker.status === 'running'" class="text-xs text-muted-foreground mt-1 space-y-1">
+                    <div class="truncate" :title="worker.task_name"><span class="font-medium text-foreground">任务:</span> {{ worker.task_name || worker.task_id }}</div>
+                    <div><span class="font-medium text-foreground">运行时间:</span> {{ worker.duration || 0 }}s</div>
+                  </div>
+                  <div v-else class="text-xs text-muted-foreground mt-1">
+                    当前暂无任务分配
+                  </div>
+                </div>
+              </div>
+            </CardContent>
+        </Card>
+
+          <Card>
+            <CardHeader class="pb-2">
+              <CardTitle class="text-base text-emerald-600">内存概览</CardTitle>
+            </CardHeader>
+            <CardContent>
+              <dl class="space-y-1 text-sm">
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">当前分配内存 (Alloc)</dt><dd class="font-bold text-emerald-600">{{ formatBytes(stats.mem.alloc) }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">累计分配内存 (TotalAlloc)</dt><dd class="font-medium">{{ formatBytes(stats.mem.total_alloc) }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">向系统获取内存 (Sys)</dt><dd class="font-medium">{{ formatBytes(stats.mem.sys) }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">内存分配次数 (Mallocs)</dt><dd class="font-medium">{{ stats.mem.mallocs }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">内存释放次数 (Frees)</dt><dd class="font-medium">{{ stats.mem.frees }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">指针查找次数 (Lookups)</dt><dd class="font-medium">{{ stats.mem.lookups }}</dd></div>
+              </dl>
+            </CardContent>
+          </Card>
+
+          <Card>
+            <CardHeader class="pb-2">
+              <CardTitle class="text-base text-purple-600">堆栈明细</CardTitle>
+            </CardHeader>
+            <CardContent>
+              <dl class="space-y-1 text-sm">
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">堆分配内存 (HeapAlloc)</dt><dd class="font-medium">{{ formatBytes(stats.heap.heap_alloc) }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">堆系统内存 (HeapSys)</dt><dd class="font-medium">{{ formatBytes(stats.heap.heap_sys) }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">空闲堆内存 (HeapIdle)</dt><dd class="font-medium">{{ formatBytes(stats.heap.heap_idle) }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">使用中堆内存 (HeapInuse)</dt><dd class="font-medium">{{ formatBytes(stats.heap.heap_inuse) }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">已释放堆内存 (HeapReleased)</dt><dd class="font-medium">{{ formatBytes(stats.heap.heap_released) }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">堆对象数量 (HeapObjects)</dt><dd class="font-medium">{{ stats.heap.heap_objects }}</dd></div>
+              </dl>
+            </CardContent>
+          </Card>
+
+          <Card>
+            <CardHeader class="pb-2">
+              <CardTitle class="text-base text-orange-600">垃圾回收 (GC)</CardTitle>
+            </CardHeader>
+            <CardContent>
+              <dl class="space-y-1 text-sm">
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">下次 GC 目标 (NextGC)</dt><dd class="font-medium">{{ formatBytes(stats.gc.next_gc) }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">上次 GC 时间 (LastGC)</dt><dd class="font-medium">{{ stats.gc.last_gc ? new Date(stats.gc.last_gc / 1000000).toLocaleString() : '-' }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">GC 总停顿时间 (PauseTotalNs)</dt><dd class="font-medium">{{ formatNs(stats.gc.pause_total_ns) }}</dd></div>
+                <div class="flex justify-between border-b border-border/50 pb-1"><dt class="text-muted-foreground">执行次数 (NumGC)</dt><dd class="font-medium">{{ stats.gc.num_gc }}</dd></div>
+              </dl>
+            </CardContent>
+          </Card>
+      </div>
+    </TabsContent>
+
+    <TabsContent value="charts" class="mt-0 space-y-4">
+      <div class="grid grid-cols-1 gap-4">
+          <!-- Scheduler 图表 -->
+          <Card>
+            <CardHeader class="py-4">
+              <CardTitle class="text-base text-indigo-600">任务调度 (Scheduler)</CardTitle>
+              <CardDescription>跟踪当前节点上正在运行和调度的任务数量</CardDescription>
+            </CardHeader>
+            <CardContent>
+              <div class="h-64 w-full">
+                <Line :data="schedulerChartData" :options="chartOptions" />
+              </div>
+            </CardContent>
+          </Card>
+
+          <!-- Goroutines 图表 -->
+          <Card>
+            <CardHeader class="py-4">
+              <CardTitle class="text-base text-blue-600">并发协程 (Goroutines)</CardTitle>
+              <CardDescription>跟踪系统中轻量级线程的创建与销毁情况</CardDescription>
+            </CardHeader>
+            <CardContent>
+              <div class="h-64 w-full">
+                <Line :data="goroutineChartData" :options="chartOptions" />
+              </div>
+            </CardContent>
+          </Card>
+
+          <!-- Memory 图表 -->
+          <Card>
+            <CardHeader class="py-4">
+              <CardTitle class="text-base text-emerald-600">内存分配 (Memory Alloc vs Sys)</CardTitle>
+              <CardDescription>真实使用的内存 (Alloc) 与向系统申请的内存上限 (Sys)</CardDescription>
+            </CardHeader>
+            <CardContent>
+              <div class="h-64 w-full">
+                <Line :data="memChartData" :options="chartOptions" />
+              </div>
+            </CardContent>
+          </Card>
+
+          <!-- GC 图表 -->
+          <Card>
+            <CardHeader class="py-4">
+              <CardTitle class="text-base text-orange-600">垃圾回收停顿 (GC Pauses)</CardTitle>
+              <CardDescription>每次探针周期内发生的垃圾回收暂停总耗时（毫秒）</CardDescription>
+            </CardHeader>
+            <CardContent>
+              <div class="h-64 w-full">
+                <Bar :data="gcChartData" :options="chartOptions" />
+              </div>
+            </CardContent>
+          </Card>
+        </div>
+    </TabsContent>
+  </Tabs>
+</template>