sanbuphy
0eba9e87e9
- Disable formatting rules (handled by Prettier) - Relaxed strict Vue/JS rules for demo code compatibility - Fix syntax errors in ApiPlayground and VoiceCloningDemo - Fix duplicate else-if condition in ApiPlayground - Fix Promise executor async pattern in AutoregressiveAudioDemo - Add TypeScript file support to ESLint config Warnings reduced from 295 to 251 problems. Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
517 lines
12 KiB
Vue
517 lines
12 KiB
Vue
<template>
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<div class="kubernetes-demo">
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<div class="demo-header">
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<h4>☸️ Kubernetes 编排演示</h4>
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<p>观察 K8s 如何自动调度容器、实现负载均衡和故障恢复</p>
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</div>
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<div class="k8s-architecture">
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<div class="control-plane">
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<div class="plane-title">
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控制平面 (Control Plane)
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</div>
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<div class="components">
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<div
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v-for="comp in controlPlane"
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:key="comp.name"
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class="component"
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:class="{ active: activeComponent === comp.name }"
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@click="activeComponent = comp.name"
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>
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<div class="comp-icon">
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{{ comp.icon }}
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</div>
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<div class="comp-name">
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{{ comp.name }}
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</div>
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<div class="comp-desc">
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{{ comp.desc }}
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</div>
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</div>
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</div>
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</div>
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<div class="worker-nodes">
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<div class="plane-title">
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工作节点 (Worker Nodes)
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</div>
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<div class="nodes-container">
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<div
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v-for="node in workerNodes"
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:key="node.name"
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class="node"
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:class="{
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active: node.status === 'active',
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failed: node.status === 'failed',
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selected: selectedNode === node.name
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}"
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@click="selectNode(node.name)"
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>
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<div class="node-header">
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<span class="node-icon">{{ node.icon }}</span>
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<span class="node-name">{{ node.name }}</span>
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<span
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class="node-status"
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:class="node.status"
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>{{ node.statusText }}</span>
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</div>
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<div class="node-resources">
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<div class="resource">
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<span class="res-label">CPU:</span>
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<div class="res-bar">
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<div
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class="res-fill"
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:style="{ width: node.cpu + '%' }"
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:class="{ high: node.cpu > 80 }"
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/>
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</div>
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<span class="res-value">{{ node.cpu }}%</span>
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</div>
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<div class="resource">
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<span class="res-label">内存:</span>
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<div class="res-bar">
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<div
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class="res-fill"
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:style="{ width: node.memory + '%' }"
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:class="{ high: node.memory > 80 }"
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/>
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</div>
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<span class="res-value">{{ node.memory }}%</span>
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</div>
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</div>
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<div class="node-pods">
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<div class="pods-label">
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运行 Pod: {{ node.pods }} 个
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</div>
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<div class="pods-grid">
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<div
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v-for="n in Math.min(node.pods, 8)"
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:key="n"
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class="pod-dot"
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:class="{
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running: node.status === 'active',
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pending: node.status === 'pending',
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failed: node.status === 'failed'
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}"
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/>
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<div
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v-if="node.pods > 8"
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class="pod-more"
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>
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+{{ node.pods - 8 }}
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</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<div class="k8s-controls">
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<button
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class="control-btn"
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:disabled="isScheduling"
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@click="simulateScheduling"
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>
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{{ isScheduling ? '调度中...' : '🚀 模拟 Pod 调度' }}
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</button>
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<button
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class="control-btn"
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:disabled="isScaling"
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@click="simulateScaling"
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>
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{{ isScaling ? '扩容中...' : '📈 自动扩容' }}
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</button>
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<button
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class="control-btn danger"
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:disabled="isFailing"
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@click="simulateFailure"
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>
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{{ isFailing ? '故障注入中...' : '💥 模拟节点故障' }}
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</button>
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<button
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class="control-btn"
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@click="resetCluster"
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>
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🔄 重置集群
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</button>
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</div>
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<div
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v-if="logs.length > 0"
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class="k8s-logs"
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>
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<div
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v-for="(log, idx) in logs.slice(-5)"
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:key="idx"
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class="log-entry"
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:class="log.level"
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>
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<span class="log-time">{{ log.time }}</span>
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<span class="log-message">{{ log.message }}</span>
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</div>
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</div>
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<div class="demo-explanation">
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<h5>💡 Kubernetes 核心概念</h5>
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<ul>
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<li><strong>Pod</strong>：最小的部署单元，一个 Pod 可以包含一个或多个容器</li>
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<li><strong>Deployment</strong>：管理 Pod 的副本数量和滚动更新</li>
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<li><strong>Service</strong>：提供稳定的网络访问入口，实现负载均衡</li>
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<li><strong>Scheduler</strong>：根据资源需求和策略，自动将 Pod 调度到合适的节点</li>
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</ul>
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</div>
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</div>
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</template>
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<script setup>
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import { ref, reactive } from 'vue'
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const controlPlane = [
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{ name: 'API Server', icon: '🌐', desc: '集群的统一入口' },
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{ name: 'etcd', icon: '🗄️', desc: '分布式键值存储' },
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{ name: 'Scheduler', icon: '📋', desc: 'Pod 调度器' },
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{ name: 'Controller', icon: '🎮', desc: '控制器管理器' }
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]
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const workerNodes = reactive([
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{
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name: 'Node-1',
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icon: '🖥️',
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status: 'active',
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statusText: '运行中',
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cpu: 45,
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memory: 60,
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pods: 5
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},
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{
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name: 'Node-2',
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icon: '🖥️',
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status: 'active',
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statusText: '运行中',
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cpu: 30,
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memory: 40,
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pods: 3
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},
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{
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name: 'Node-3',
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icon: '🖥️',
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status: 'pending',
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statusText: '准备中',
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cpu: 0,
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memory: 0,
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pods: 0
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}
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])
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const activeComponent = ref(null)
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const selectedNode = ref(null)
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const isScheduling = ref(false)
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const isScaling = ref(false)
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const isFailing = ref(false)
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const logs = ref([])
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const addLog = (message, level = 'info') => {
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const now = new Date()
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const time = `${now.getHours().toString().padStart(2, '0')}:${now.getMinutes().toString().padStart(2, '0')}:${now.getSeconds().toString().padStart(2, '0')}`
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logs.value.push({ time, message, level })
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if (logs.value.length > 20) logs.value.shift()
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}
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const selectNode = (name) => {
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selectedNode.value = selectedNode.value === name ? null : name
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}
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const simulateScheduling = async () => {
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isScheduling.value = true
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addLog('开始调度新 Pod...', 'info')
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await new Promise(r => setTimeout(r, 800))
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addLog('Scheduler: 评估节点资源...', 'info')
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await new Promise(r => setTimeout(r, 800))
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const targetNode = workerNodes.find(n => n.status === 'active' && n.cpu < 70)
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if (targetNode) {
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targetNode.pods++
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targetNode.cpu += 10
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addLog(`Pod 已调度到 ${targetNode.name}`, 'success')
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} else {
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addLog('警告: 没有合适的节点可调度', 'warning')
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}
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isScheduling.value = false
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}
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const simulateScaling = async () => {
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isScaling.value = true
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addLog('检测到高负载，开始水平扩容...', 'info')
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const pendingNode = workerNodes.find(n => n.status === 'pending')
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if (pendingNode) {
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await new Promise(r => setTimeout(r, 1500))
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pendingNode.status = 'active'
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pendingNode.statusText = '运行中'
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pendingNode.cpu = 20
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pendingNode.memory = 30
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addLog(`${pendingNode.name} 已启动并加入集群`, 'success')
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} else {
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addLog('已达到最大节点数', 'warning')
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}
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isScaling.value = false
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}
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const simulateFailure = async () => {
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isFailing.value = true
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const targetNode = workerNodes.find(n => n.status === 'active')
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if (targetNode) {
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addLog(`警告: ${targetNode.name} 失去连接!`, 'error')
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targetNode.status = 'failed'
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targetNode.statusText = '故障'
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await new Promise(r => setTimeout(r, 1000))
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addLog('Controller: 开始重新调度 Pod...', 'info')
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await new Promise(r => setTimeout(r, 1500))
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const healthyNode = workerNodes.find(n => n.status === 'active' && n.name !== targetNode.name)
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if (healthyNode) {
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healthyNode.pods += targetNode.pods
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addLog(`Pod 已成功迁移到 ${healthyNode.name}`, 'success')
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}
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targetNode.pods = 0
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targetNode.cpu = 0
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targetNode.memory = 0
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}
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isFailing.value = false
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}
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const resetCluster = () => {
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workerNodes.forEach((node, index) => {
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if (index < 2) {
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node.status = 'active'
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node.statusText = '运行中'
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node.cpu = 30 + index * 15
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node.memory = 40 + index * 20
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node.pods = 3 + index * 2
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} else {
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node.status = 'pending'
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node.statusText = '准备中'
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node.cpu = 0
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node.memory = 0
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node.pods = 0
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}
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})
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logs.value = []
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addLog('集群已重置', 'info')
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}
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</script>
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<style scoped>
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.container-docker-demo {
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border: 1px solid var(--vp-c-divider);
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border-radius: 6px;
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background: var(--vp-c-bg-soft);
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padding: 1.5rem;
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margin: 0.5rem 0;
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}
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.demo-header {
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margin-bottom: 1.5rem;
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}
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.demo-header h4 {
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margin: 0 0 0.5rem 0;
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font-size: 1.1rem;
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color: var(--vp-c-text-1);
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}
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.demo-header p {
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margin: 0;
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font-size: 0.9rem;
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color: var(--vp-c-text-2);
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}
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.docker-visualization {
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display: flex;
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gap: 1rem;
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margin-bottom: 1.5rem;
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align-items: stretch;
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}
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.layer {
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flex: 1;
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background: var(--vp-c-bg);
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border: 2px solid var(--vp-c-divider);
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border-radius: 6px;
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padding: 0.75rem;
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cursor: pointer;
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transition: all 0.3s;
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}
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.layer:hover,
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.layer.active {
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border-color: var(--vp-c-brand);
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}
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.layer h5 {
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margin: 0 0 1rem 0;
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text-align: center;
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font-size: 0.95rem;
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color: var(--vp-c-text-1);
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}
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.server-stack,
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.docker-stack {
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display: flex;
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flex-direction: column;
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gap: 0.5rem;
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}
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.layer-item {
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padding: 0.6rem;
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border-radius: 4px;
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text-align: center;
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font-size: 0.8rem;
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}
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.layer-item.app {
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background: rgba(102, 126, 234, 0.2);
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color: var(--vp-c-brand);
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font-weight: 600;
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}
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.layer-item.deps {
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background: var(--vp-c-bg-soft);
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border: 1px dashed var(--vp-c-divider);
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}
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.layer-item.os,
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.layer-item.hardware {
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background: var(--vp-c-bg-soft);
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color: var(--vp-c-text-2);
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}
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.layer-item.conflict {
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background: rgba(239, 68, 68, 0.2);
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color: var(--vp-c-danger);
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font-weight: 600;
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animation: pulse 1s infinite;
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}
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@keyframes pulse {
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0%, 100% { opacity: 1; }
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50% { opacity: 0.5; }
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}
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.containers {
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display: grid;
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grid-template-columns: repeat(2, 1fr);
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gap: 0.5rem;
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}
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.container-box {
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background: rgba(102, 126, 234, 0.1);
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border: 1px solid rgba(102, 126, 234, 0.3);
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border-radius: 6px;
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padding: 0.5rem;
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text-align: center;
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}
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.container-app {
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font-weight: 600;
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font-size: 0.8rem;
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color: var(--vp-c-brand);
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margin-bottom: 0.2rem;
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}
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.container-deps {
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font-size: 0.7rem;
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color: var(--vp-c-text-2);
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}
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.docker-engine {
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padding: 0.6rem;
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background: rgba(16, 185, 129, 0.1);
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border: 1px solid rgba(16, 185, 129, 0.3);
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border-radius: 4px;
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text-align: center;
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font-size: 0.8rem;
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font-weight: 600;
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color: #059669;
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}
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.host-os,
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.hardware {
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padding: 0.6rem;
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background: var(--vp-c-bg-soft);
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border-radius: 4px;
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text-align: center;
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font-size: 0.8rem;
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color: var(--vp-c-text-2);
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}
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.vs-divider {
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display: flex;
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align-items: center;
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font-weight: 700;
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color: var(--vp-c-text-3);
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font-size: 0.9rem;
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}
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.benefits-grid {
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display: grid;
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grid-template-columns: repeat(2, 1fr);
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gap: 1rem;
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}
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.benefit-card {
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background: var(--vp-c-bg);
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border: 1px solid var(--vp-c-divider);
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border-radius: 6px;
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padding: 0.75rem;
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text-align: center;
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transition: all 0.2s;
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}
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.benefit-card:hover {
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border-color: var(--vp-c-brand);
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transform: translateY(-2px);
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}
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.benefit-icon {
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font-size: 2rem;
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margin-bottom: 0.5rem;
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}
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.benefit-title {
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font-weight: 600;
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font-size: 0.95rem;
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color: var(--vp-c-text-1);
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margin-bottom: 0.25rem;
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}
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.benefit-desc {
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font-size: 0.8rem;
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color: var(--vp-c-text-2);
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line-height: 1.4;
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}
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@media (max-width: 768px) {
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.docker-visualization {
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flex-direction: column;
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}
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.vs-divider {
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justify-content: center;
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padding: 0.5rem 0;
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}
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.benefits-grid {
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grid-template-columns: 1fr;
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}
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}
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</style>
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