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小鱼/.cdp/ws-test.mjs

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+import fs from 'node:fs';
+import path from 'node:path';
+const UDD = 'C:\\Users\\Administrator\\AppData\\Local\\Google\\Chrome\\User Data';
+const lines = fs.readFileSync(path.join(UDD, 'DevToolsActivePort'), 'utf8').split('\n').map(s => s.trim()).filter(Boolean);
+const url = `ws://127.0.0.1:${lines[0]}${lines[1]}`;
+console.log('connecting: ' + url);
+const ws = new WebSocket(url);
+const t0 = Date.now();
+const log = m => console.log(`[+${Date.now() - t0}ms] ${m}`);
+ws.addEventListener('open', () => log('OPEN'));
+ws.addEventListener('error', e => log('ERROR ' + (e.message || e.type)));
+ws.addEventListener('close', e => log('CLOSE code=' + e.code + ' reason=' + e.reason));
+ws.addEventListener('message', ev => log('MSG ' + String(ev.data).slice(0, 300)));
+setTimeout(() => { log('state=' + ws.readyState + '  (0=CONNECTING 1=OPEN 2=CLOSING 3=CLOSED)'); }, 8000);
+setTimeout(() => {
+  if (ws.readyState === 1) { ws.send(JSON.stringify({ id: 1, method: 'Target.getTargets' })); log('sent getTargets'); }
+}, 9000);
+setTimeout(() => { log('done, state=' + ws.readyState); try { ws.close(); } catch {} process.exit(0); }, 15000);