debugger;;;
// 主要功能模块
const infoCollectors = {networkInfo: function() {// 收集网络连接信息if (!('connection' in navigator)) return null;const conn = navigator.connection;return [conn.effectiveType,conn.rtt === 0 ? 0 : conn.rtt > 0 ? -1 : -2,conn.type || 'null'];},userAgentData: async function() {// 收集高熵用户代理数据if (!('userAgentData' in navigator)) return null;return navigator.userAgentData.getHighEntropyValues(['brands', 'mobile', 'architecture', 'bitness', 'model', 'platform','platformVersion', 'uaFullVersion','wow64', 'fullVersionList']);},gpuInfo: function() {// 收集GPU信息const gl1 = {}, gl2 = {};try {const canvas1 = new OffscreenCanvas(0, 0);const ctx1 = canvas1.getContext('webgl');const ext1 = ctx1.getExtension('WEBGL_debug_renderer_info');gl1.vendor = ctx1.getParameter(ext1.UNMASKED_VENDOR_WEBGL);gl1.renderer = ctx1.getParameter(ext1.UNMASKED_RENDERER_WEBGL);const canvas2 = new OffscreenCanvas(0, 0);const ctx2 = canvas2.getContext('webgl2');const ext2 = ctx2.getExtension('WEBGL_debug_renderer_info');gl2.vendor = ctx2.getParameter(ext2.UNMASKED_VENDOR_WEBGL);gl2.renderer = ctx2.getParameter(ext2.UNMASKED_RENDERER_WEBGL);} catch(e) {}return {gpuVendor: gl1.vendor || null,gpuRenderer: gl1.renderer || null,gpu2Vendor: gl2.vendor || null,gpu2Renderer: gl2.renderer || null};}
};// 消息处理核心
onconnect = function(e) {debugger;;const port = e.ports[0];port.start();port.onmessage = async function() {try {// 收集各种环境数据const [uaData, gpuData] = await Promise.all([infoCollectors.userAgentData(),infoCollectors.gpuInfo()]).catch(() => []);const result = {ts: new Date().toString(),oscpu: navigator.oscpu || null,tz: Intl.DateTimeFormat().resolvedOptions().timeZone,la: navigator.language,las: navigator.languages,dm: navigator.deviceMemory || null,hc: navigator.hardwareConcurrency,net: infoCollectors.networkInfo(),ua: navigator.userAgent,av: navigator.appVersion,pl: navigator.platform,uad: uaData,gpu: gpuData};port.postMessage(result);} catch(e) {port.postMessage({error: e.message});} finally {self.close();}};
};
<!DOCTYPE html>
<html lang="en">
<head><title>共享Worker示例</title><script>// 创建共享Workerdebugger;;;;const sharedWorker = new SharedWorker('shared-worker.js');// 必须显式启动端口
sharedWorker.port.start();// 监听消息
sharedWorker.port.onmessage = function(e) {console.log('主线程收到:', e.data);document.getElementById('output').textContent += e.data + '\n';};// 发送消息function sendToSharedWorker() {const message = document.getElementById('message').value;sharedWorker.port.postMessage({from: '页面' + Math.random().toString(36).substr(2, 3),content: message});}</script>
</head>
<body><input type="text" id="message" placeholder="输入消息"><button onclick="sendToSharedWorker()">发送消息</button><div id="output" style="white-space: pre;"></div>
</body>
</html>
