- 改进状态检测算法,使用多种方法组合 - 添加调试工具 check-status.html - 处理CORS限制问题 - 使用script、image和XMLHttpRequest多种检测方式
248 lines
8.5 KiB
HTML
248 lines
8.5 KiB
HTML
<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>产业状态检查 - 调试版</title>
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<style>
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body {
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font-family: 'Microsoft YaHei', sans-serif;
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padding: 20px;
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background: #f5f5f5;
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}
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.container {
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max-width: 800px;
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margin: 0 auto;
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background: white;
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padding: 30px;
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border-radius: 10px;
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box-shadow: 0 2px 10px rgba(0,0,0,0.1);
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}
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h1 {
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color: #333;
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border-bottom: 2px solid #667eea;
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padding-bottom: 10px;
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}
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.status-list {
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margin-top: 20px;
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}
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.status-item {
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display: flex;
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justify-content: space-between;
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align-items: center;
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padding: 15px;
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margin-bottom: 10px;
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background: #f9f9f9;
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border-radius: 8px;
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border-left: 4px solid #ddd;
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}
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.status-item.running {
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border-left-color: #4caf50;
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background: #f1f8e9;
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}
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.status-item.stopped {
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border-left-color: #f44336;
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background: #ffebee;
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}
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.status-item.checking {
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border-left-color: #2196f3;
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background: #e3f2fd;
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}
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.port-info {
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font-weight: bold;
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color: #333;
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}
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.status-text {
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padding: 5px 15px;
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border-radius: 15px;
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font-size: 14px;
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font-weight: 500;
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}
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.status-text.running {
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background: #4caf50;
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color: white;
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}
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.status-text.stopped {
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background: #f44336;
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color: white;
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}
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.status-text.checking {
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background: #2196f3;
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color: white;
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}
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.refresh-btn {
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background: #667eea;
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color: white;
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border: none;
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padding: 10px 20px;
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border-radius: 5px;
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cursor: pointer;
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font-size: 16px;
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margin-top: 20px;
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}
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.refresh-btn:hover {
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background: #5569d0;
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}
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.log-area {
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margin-top: 20px;
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padding: 15px;
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background: #f5f5f5;
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border-radius: 5px;
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font-family: monospace;
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font-size: 12px;
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max-height: 200px;
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overflow-y: auto;
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}
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</style>
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</head>
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<body>
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<div class="container">
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<h1>🔍 产业状态检查工具</h1>
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<div class="status-list" id="statusList"></div>
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<button class="refresh-btn" onclick="checkAllPorts()">刷新状态</button>
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<div class="log-area" id="logArea">
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<strong>检查日志:</strong><br>
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</div>
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</div>
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<script>
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const industries = [
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{ name: '文旅产业', port: 5150 },
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{ name: '智能制造', port: 5151 },
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{ name: '智能开发', port: 5152 },
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{ name: '财经商贸', port: 5153 },
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{ name: '视觉设计', port: 5154 },
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{ name: '交通物流', port: 5155 },
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{ name: '大健康', port: 5156 },
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{ name: '土木水利', port: 5157 },
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{ name: '食品产业', port: 5158 },
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{ name: '化工产业', port: 5159 },
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{ name: '能源产业', port: 5160 },
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{ name: '环保产业', port: 5161 }
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];
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function addLog(message) {
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const logArea = document.getElementById('logArea');
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const time = new Date().toLocaleTimeString();
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logArea.innerHTML += `[${time}] ${message}<br>`;
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logArea.scrollTop = logArea.scrollHeight;
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}
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function initStatusList() {
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const statusList = document.getElementById('statusList');
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statusList.innerHTML = industries.map(industry => `
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<div class="status-item checking" id="item-${industry.port}">
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<div>
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<span class="port-info">${industry.name}</span>
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<span style="color: #666; margin-left: 10px;">端口: ${industry.port}</span>
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</div>
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<span class="status-text checking" id="status-${industry.port}">检查中...</span>
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</div>
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`).join('');
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}
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async function checkPort(port, name) {
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const itemEl = document.getElementById(`item-${port}`);
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const statusEl = document.getElementById(`status-${port}`);
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addLog(`正在检查 ${name} (端口 ${port})...`);
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// 方法1: 使用 fetch 尝试访问
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try {
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const controller = new AbortController();
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const timeoutId = setTimeout(() => controller.abort(), 3000);
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await fetch(`http://localhost:${port}`, {
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mode: 'no-cors',
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signal: controller.signal,
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cache: 'no-cache'
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});
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clearTimeout(timeoutId);
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// 方法2: 使用 Image 对象作为备用检查
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return new Promise((resolve) => {
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const img = new Image();
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const timeout = setTimeout(() => {
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addLog(`${name} - 超时,判定为已停止`);
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itemEl.className = 'status-item stopped';
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statusEl.className = 'status-text stopped';
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statusEl.textContent = '已停止';
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resolve(false);
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}, 2000);
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img.onload = () => {
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clearTimeout(timeout);
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addLog(`${name} - ✅ 运行中`);
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itemEl.className = 'status-item running';
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statusEl.className = 'status-text running';
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statusEl.textContent = '运行中';
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resolve(true);
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};
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img.onerror = () => {
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clearTimeout(timeout);
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// 方法3: 创建 iframe 测试
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const iframe = document.createElement('iframe');
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iframe.style.display = 'none';
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iframe.src = `http://localhost:${port}`;
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const iframeTimeout = setTimeout(() => {
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document.body.removeChild(iframe);
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addLog(`${name} - 无法连接,可能已停止`);
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itemEl.className = 'status-item stopped';
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statusEl.className = 'status-text stopped';
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statusEl.textContent = '已停止';
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resolve(false);
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}, 1000);
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iframe.onload = () => {
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clearTimeout(iframeTimeout);
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document.body.removeChild(iframe);
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addLog(`${name} - ✅ 运行中(通过iframe检测)`);
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itemEl.className = 'status-item running';
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statusEl.className = 'status-text running';
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statusEl.textContent = '运行中';
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resolve(true);
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};
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document.body.appendChild(iframe);
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};
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// 添加时间戳避免缓存
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img.src = `http://localhost:${port}/favicon.ico?t=${Date.now()}`;
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});
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} catch (error) {
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addLog(`${name} - 错误: ${error.message}`);
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itemEl.className = 'status-item stopped';
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statusEl.className = 'status-text stopped';
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statusEl.textContent = '已停止';
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return false;
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}
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}
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async function checkAllPorts() {
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addLog('========== 开始检查所有端口 ==========');
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initStatusList();
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for (const industry of industries) {
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await checkPort(industry.port, industry.name);
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// 添加小延迟避免并发过多
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await new Promise(resolve => setTimeout(resolve, 100));
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}
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addLog('========== 检查完成 ==========');
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}
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// 页面加载时自动检查
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window.onload = () => {
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checkAllPorts();
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};
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</script>
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</body>
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</html> |