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2026-10-18 18:20:43 +00:00 · 2026-10-06 19:01:05 +08:00
commit b705216e4a
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+# -*- coding: utf-8 -*-
+"""模拟浏览器：管理页的"删除"按钮为什么没反应。
+
+用户反馈："中转站那边输入密码以后，这个删除键没反应，是个幽灵按键"
+
+浏览器实际做的是：
+    1. POST /admin/login  拿 lr_admin Cookie
+    2. GET  /              看管理页
+    3. 点删除 -> fetch('/v1/admin/delete', {method POST, body {deviceId}})
+       浏览器会自动带上 Cookie
+
+所以这个测试完全照这个路径走一遍，看断在哪。
+"""
+from __future__ import annotations
+
+import http.cookiejar
+import json
+import os
+import re
+import shutil
+import subprocess
+import sys
+import tempfile
+import time
+import urllib.error
+import urllib.parse
+import urllib.request
+from pathlib import Path
+
+_UA = {"User-Agent": "LanRemote/1.4.0"}
+
+ROOT = Path(__file__).resolve().parent.parent
+PORT = 8097
+BASE = f"http://127.0.0.1:{PORT}"
+
+passed = 0
+failed = 0
+
+
+def check(name, ok, detail=""):
+    global passed, failed
+    if ok:
+        passed += 1
+        print("  [PASS] " + name)
+    else:
+        failed += 1
+        print("  [FAIL] " + name + "  " + str(detail))
+
+
+def main() -> int:
+    work = Path(tempfile.mkdtemp(prefix="admin_button_"))
+    relay = None
+    try:
+        data = work / "data"
+        data.mkdir(parents=True, exist_ok=True)
+        env = dict(os.environ)
+        env.update({
+            "RELAY_PORT": str(PORT), "RELAY_BIND": "127.0.0.1",
+            "RELAY_DATA": str(data), "RELAY_POLL": "6",
+            "PYTHONIOENCODING": "utf-8", "PYTHONUNBUFFERED": "1",
+        })
+        relay = subprocess.Popen(
+            [sys.executable, "-u", str(ROOT / "relay" / "relay.py")], env=env,
+            stdout=open(work / "relay.log", "wb"), stderr=subprocess.STDOUT)
+        up = False
+        for _ in range(40):
+            time.sleep(0.5)
+            try:
+                req = urllib.request.Request(BASE + "/v1/health", headers=_UA)
+                with urllib.request.urlopen(req, timeout=2) as resp:
+                    if resp.status == 200:
+                        up = True
+                        break
+            except Exception:                             # noqa: BLE001
+                continue
+        check("本地中转起来了", up)
+        if not up:
+            print((work / "relay.log").read_text(encoding="utf-8",
+                                                 errors="replace")[-500:])
+            return 1
+
+        # 造两台设备
+        for i in (1, 2):
+            body = json.dumps({"deviceId": f"pc-{i}", "code": f"11111{i}",
+                               "name": f"电脑{i}", "version": "1.4.0"}
+                              ).encode()
+            req = urllib.request.Request(
+                BASE + "/v1/agent/register", data=body, method="POST",
+                headers={**_UA, "Content-Type": "application/json"})
+            urllib.request.urlopen(req, timeout=10).read()
+
+        # ---------------- 模拟浏览器 ----------------
+        jar = http.cookiejar.CookieJar()
+        opener = urllib.request.build_opener(
+            urllib.request.HTTPCookieProcessor(jar))
+
+        print()
+        print("一、登录拿 Cookie")
+        form = urllib.parse.urlencode({"password": "120830"}).encode()
+        req = urllib.request.Request(BASE + "/admin/login", data=form,
+                                     method="POST", headers=_UA)
+        req.add_header("Content-Type", "application/x-www-form-urlencoded")
+        try:
+            opener.open(req, timeout=20).read()
+        except urllib.error.HTTPError:
+            pass
+        cookies = [c.name for c in jar]
+        check("种下了 lr_admin Cookie", "lr_admin" in cookies, cookies)
+
+        print()
+        print("二、拉管理页，检查删除按钮的 HTML/JS")
+        req = urllib.request.Request(BASE + "/", headers=_UA)
+        html = opener.open(req, timeout=20).read().decode("utf-8", "replace")
+
+        # 删除按钮的 class 改过（del -> "btn del"），
+        # 用 data-device 判定更稳 —— 删除按钮一定带它。
+        check("有删除按钮", "data-device" in html and "删除" in html)
+        check("删除全部按钮在", "delAll" in html)
+        has_fetch = "/v1/admin/delete" in html
+        check("JS 里的删除接口路径正确", has_fetch,
+              re.findall(r"fetch\('[^']+'", html)[:4])
+
+        # 抽出来看看那段 JS 长什么样（容易出错的地方）
+        js_start = html.find("<script>")
+        js_end = html.find("</script>", js_start)
+        script = html[js_start:js_end] if js_start >= 0 else ""
+        print(f"       JS 长度 {len(script)} 字符")
+        # 花括号有没有配平（f-string 里双写 {{ }}，容易多写或少写）
+        opens = script.count("{")
+        closes = script.count("}")
+        check("JS 花括号配平（f-string 双写容易错）", opens == closes,
+              f"{{ {opens} vs }} {closes}")
+
+        print()
+        print("三、用 Cookie 调删除接口（浏览器就是这么调的）")
+        body = json.dumps({"deviceId": "pc-1"}).encode()
+        req = urllib.request.Request(BASE + "/v1/admin/delete", data=body,
+                                     method="POST", headers=_UA)
+        req.add_header("Content-Type", "application/json")
+        try:
+            resp = opener.open(req, timeout=20)
+            result = json.loads(resp.read().decode("utf-8"))
+            status = resp.status
+        except urllib.error.HTTPError as exc:
+            status = exc.code
+            raw = exc.read().decode("utf-8", "replace")
+            try:
+                result = json.loads(raw)
+            except Exception:                             # noqa: BLE001
+                result = {"raw": raw[:150]}
+
+        check("带 Cookie 的删除请求被接受（不是 401/403）",
+              status == 200, f"HTTP {status}  {result}")
+        check("删除成功", result.get("ok") is True, result)
+
+        print()
+        print("四、删完全部接口也要能用")
+        req = urllib.request.Request(BASE + "/v1/admin/delete_all",
+                                     data=b"{}", method="POST", headers=_UA)
+        req.add_header("Content-Type", "application/json")
+        try:
+            resp = opener.open(req, timeout=20)
+            result2 = json.loads(resp.read().decode("utf-8"))
+            status2 = resp.status
+        except urllib.error.HTTPError as exc:
+            status2 = exc.code
+            result2 = {"raw": exc.read().decode("utf-8", "replace")[:150]}
+        check("delete_all 带 Cookie 也能用", status2 == 200, f"HTTP {status2}")
+        check("delete_all 成功", result2.get("ok") is True, result2)
+
+        print()
+        print("=" * 62)
+        print(f"通过 {passed} 项，失败 {failed} 项")
+        return 0 if failed == 0 else 1
+    finally:
+        if relay is not None:
+            try:
+                relay.terminate()
+                relay.wait(timeout=8)
+            except Exception:                             # noqa: BLE001
+                try:
+                    relay.kill()
+                except Exception:                     # noqa: BLE001
+                    pass
+        time.sleep(0.5)
+        shutil.rmtree(work, ignore_errors=True)
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())