Files
any-auto-register/core/proxy_utils.py

91 lines
2.7 KiB
Python

from __future__ import annotations
import json
from typing import Optional
from urllib.parse import unquote, urlsplit, urlunsplit
def _is_auth_socks_proxy(scheme: str, username: str, password: str) -> bool:
normalized = (scheme or "").lower()
return normalized in {"socks5", "socks5h"} and bool(username or password)
def is_authenticated_socks5_proxy(proxy_url: Optional[str]) -> bool:
if not proxy_url:
return False
value = str(proxy_url).strip()
if not value:
return False
if value.startswith("{"):
try:
data = json.loads(value)
if isinstance(data, dict):
server = str(data.get("server") or "").strip()
if not server:
return False
scheme = (urlsplit(server).scheme or "").lower()
username = str(data.get("username") or "").strip()
password = str(data.get("password") or "").strip()
return _is_auth_socks_proxy(scheme, username, password)
except Exception:
return False
parts = urlsplit(value)
return _is_auth_socks_proxy(
parts.scheme or "",
unquote(parts.username or ""),
unquote(parts.password or ""),
)
def normalize_proxy_url(proxy_url: Optional[str]) -> Optional[str]:
"""将 socks5:// 规范化为 socks5h://,避免本地 DNS 泄漏。"""
if proxy_url is None:
return None
value = str(proxy_url).strip()
if not value:
return None
parts = urlsplit(value)
if (parts.scheme or "").lower() == "socks5":
parts = parts._replace(scheme="socks5h")
return urlunsplit(parts)
return value
def build_requests_proxy_config(proxy_url: Optional[str]) -> Optional[dict[str, str]]:
if not proxy_url:
return None
return {"http": proxy_url, "https": proxy_url}
def build_playwright_proxy_config(proxy_url: Optional[str]) -> Optional[dict[str, str]]:
if not proxy_url:
return None
value = str(proxy_url).strip()
if not value:
return None
parts = urlsplit(value)
if not parts.scheme or not parts.hostname or parts.port is None:
server = value
if server.startswith("socks5h://"):
server = "socks5://" + server[len("socks5h://") :]
return {"server": server}
scheme = (parts.scheme or "").lower()
if _is_auth_socks_proxy(scheme, parts.username or "", parts.password or ""):
return None
if scheme == "socks5h":
scheme = "socks5"
config = {"server": f"{scheme}://{parts.hostname}:{parts.port}"}
if parts.username:
config["username"] = unquote(parts.username)
if parts.password:
config["password"] = unquote(parts.password)
return config