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ykxmz/_build/fix_httperror_body.py
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# -*- coding: utf-8 -*-
"""修我自己引入的 bug:_post 抛 HTTPError 时没带响应体。
背景:
中转用 **400 + JSON body** 表示"登记被拒"(比如配对码被占)。
_register() 靠读取 HTTPError 的 body 来判断是不是配对码冲突:
except urllib.error.HTTPError as exc:
body = exc.read(MAX_BODY)
我把 _post 改成复用连接时,抛的是:
HTTPError(url, status, "...", headers, None)
^^^^ fp=None
fp 是 None,exc.read() 只能返回 b'',
于是 _register 报 "登记响应看不懂:b''" —— 配对码冲突就识别不出来了。
修法:
把已经读到手的 payload 包成 BytesIO 传给 HTTPError,
这样 exc.read() 能拿到真正的响应体,冲突判断恢复正常。
"""
from __future__ import annotations
import sys
from pathlib import Path
RELAY = Path(r"C:\Users\shu\Desktop\deepseekagent\LanRemote\windows"
r"\lanremote\relay.py")
OLD = ''' # 4xx/5xx 也走这里:HTTPError 不带 body,自己判断更清楚
if status >= 400:
self._drop_http()
if status == 401:
raise urllib.error.HTTPError(
self.url + path, status, "unauthorized",
response.headers, None)
raise urllib.error.HTTPError(
self.url + path, status, "http error",
response.headers, None)'''
NEW = ''' # 4xx/5xx:抛 HTTPError,但**必须把响应体带上**。
# 中转用 400 + JSON body 表示"登记被拒"(配对码被占),
# 上层要读这个 body 才能区分"码被占"和"普通网络错误"。
# 早先这里传 fp=None,导致 exc.read() 永远是 b'',
# 配对码冲突就识别不出来了。
if status >= 400:
import io as _io
self._drop_http()
reason = "unauthorized" if status == 401 else "http error"
raise urllib.error.HTTPError(
self.url + path, status, reason,
response.headers, _io.BytesIO(payload))'''
# 401 那条原来的处理路径依赖 HTTPError.code,保持不变
def main() -> int:
text = RELAY.read_text(encoding="utf-8")
if "_io.BytesIO(payload)" in text:
print(" 已经修过")
return 0
if OLD not in text:
print(" [失败] 锚点没找到")
for index, line in enumerate(text.splitlines(), 1):
if "HTTPError(" in line and "self.url" in line:
print(f" 实际 {index}: {line.strip()}")
return 1
text = text.replace(OLD, NEW, 1)
RELAY.write_text(text, encoding="utf-8", newline="\n")
import ast
try:
ast.parse(text)
print(" 已修:HTTPError 现在带着响应体")
except SyntaxError as exc:
print(f" 语法错误: 行 {exc.lineno}: {exc.msg}")
return 1
# 复核
print(" 复核:")
src = RELAY.read_text(encoding="utf-8")
print(f" _io.BytesIO(payload) 出现 {src.count('_io.BytesIO(payload)')} 次")
print(f" fp=None 还在吗: {'fp=None' in src or ', None)' in src}")
return 0
if __name__ == "__main__":
sys.exit(main())