feat(chrome): hand snapshots to context mode

2026-08-28 08:35:57 +00:00 · 2026-08-28 14:45:37 +08:00
parent 221e978622
commit f3a2abe1e4
96 changed files with 12800 additions and 26 deletions
@@ -0,0 +1,51 @@
+<!doctype html>
+<meta charset="utf-8">
+<title>03 webdriver / runtime fingerprint</title>
+<link rel="stylesheet" href="../_style.css">
+<script src="../_lib.js"></script>
+<body>
+<main>
+  <p>Auto-checks runtime properties commonly inspected by bot-detection scripts.</p>
+  <pre id="rep" style="font:12px monospace;background:#111;color:#eee;padding:12px;border-radius:6px"></pre>
+</main>
+<script>
+Challenge.init({
+  id: "webdriver-flag",
+  instructions: "no interaction; auto-verdict on load",
+});
+const checks = [];
+function chk(name, bad, note) {
+  checks.push({ name, bad, note });
+  if (bad) Challenge.log("flag", { name, note });
+}
+
+chk("navigator.webdriver", navigator.webdriver === true, String(navigator.webdriver));
+chk("languages-empty", !navigator.languages || navigator.languages.length === 0,
+    JSON.stringify(navigator.languages));
+chk("plugins-empty", !navigator.plugins || navigator.plugins.length === 0,
+    `length=${navigator.plugins && navigator.plugins.length}`);
+chk("permissions-notifications-quirk", false, "checked async below");
+
+(async () => {
+  try {
+    const p = await navigator.permissions.query({ name: "notifications" });
+    // Headless Chrome historically returned "denied" while Notification.permission === "default".
+    const mismatch = p.state === "denied" && Notification.permission === "default";
+    checks.push({ name: "permissions-notifications-quirk", bad: mismatch,
+      note: `perm=${p.state} api=${Notification.permission}` });
+    finalize();
+  } catch (e) {
+    checks.push({ name: "permissions-notifications-quirk", bad: false, note: "n/a " + e.message });
+    finalize();
+  }
+})();
+
+function finalize() {
+  const rep = document.getElementById("rep");
+  rep.textContent = checks.map(c => `${c.bad ? "✗" : "✓"} ${c.name}  ${c.note}`).join("\n");
+  const failed = checks.filter(c => c.bad);
+  if (failed.length) Challenge.fail(...failed.map(c => `${c.name}: ${c.note}`));
+  else Challenge.pass("all runtime checks clean");
+}
+</script>
+</body>