清理虎牙登录旧数据依赖并统一动态环境

core/huya/dfp_register.py

@@ -90,7 +90,7 @@ def _build_select_operator_request(
         # 仅供无画像的协议级独立调用兜底；生产登录始终传入账号画像。
         "app_version": "13.4.22",
         "model": "M2102J2SC",
-        "fingerprint": fingerprint or "02df398797432eadefcc12767119ad5e80999389",
+        "fingerprint": fingerprint or hashlib.sha1(os.urandom(20)).hexdigest(),
         "screen": "M2102J2SC,30,11",
     }
     if device_info:
@@ -248,16 +248,21 @@ def _build_dfp_json_plain(device_info: Mapping[str, str] | None = None) -> bytes
 
 
 def _select_operator_request(template: bytes, fingerprint: str | None) -> bytes:
-    if fingerprint and len(fingerprint) == 40:
-        old = b"02df398797432eadefcc12767119ad5e80999389"
-        index = template.find(old)
-        if index >= 0:
-            return (
-                template[:index]
-                + fingerprint.encode("ascii")
-                + template[index + len(old) :]
-            )
-    return template
+    """Inject a current 40-hex fingerprint into a legacy request shape.
+
+    This compatibility path only operates on the shape supplied by a caller;
+    it does not contain or search for a particular captured device value.
+    """
+    if not fingerprint or len(fingerprint) != 40:
+        return template
+    match = re.search(rb"(?<![0-9a-f])[0-9a-f]{40}(?![0-9a-f])", template)
+    if match is None:
+        return template
+    return (
+        template[: match.start()]
+        + fingerprint.encode("ascii")
+        + template[match.end() :]
+    )
 
 
 def _parse_response(data: bytes) -> tuple[str, str, str]:
@@ -284,6 +289,9 @@ def register_device(
     """执行新注册链，返回 ``(t1, safedeviceid, device_id)``。"""
     chain = _load_chain(fingerprint=fingerprint, device_info=device_info)
     _post(chain["getDfpConfig"][0], timeout=timeout, proxies=proxies)
+    # The generated request already contains the current profile fingerprint.
+    # Keep a generic shape-only compatibility patch for injected test/custom
+    # templates; no captured device value is embedded in this module.
     select_request = _select_operator_request(chain["selectOperator"][0], fingerprint)
     _post(select_request, "application/x-wup", timeout, proxies)
     response = _post(