fix: use telegram proxy pool in web api

config.py

@@ -18,6 +18,7 @@ OLLAMA_MODEL = os.getenv("OLLAMA_MODEL", "qwen3:8b")
 # Proxy
 PROXY_URL = os.getenv("PROXY_URL", "http://192.168.123.10:11055")
 TG_PROXY_URL = os.getenv("TG_PROXY_URL", PROXY_URL)
+TG_PROXY_URLS = [x.strip() for x in os.getenv("TG_PROXY_URLS", TG_PROXY_URL).split(",") if x.strip()]
 
 # Web
 WEB_PORT = int(os.getenv("WEB_PORT", "8766"))

web/api.py

@@ -245,6 +245,47 @@ async def api_stats(day: str = Query(default=None, pattern=r"^\d{4}-\d{2}-\d{2}$
     return JSONResponse(await get_daily_stats(day, chat_id=chat_id))
 
 
+
+def tg_proxy_urls(config) -> list[str | None]:
+    urls: list[str | None] = []
+    for value in getattr(config, "TG_PROXY_URLS", []) or []:
+        if value and value not in urls:
+            urls.append(value)
+    for value in [getattr(config, "TG_PROXY_URL", None), getattr(config, "PROXY_URL", None)]:
+        if value and value not in urls:
+            urls.append(value)
+    return urls or [None]
+
+
+async def run_tg_request(operation, *, connect_timeout: float = 20.0, read_timeout: float = 20.0, label: str = "tg"):
+    import config
+    from telegram import Bot
+    from telegram.error import BadRequest, Forbidden, NetworkError, TimedOut
+    from telegram.request import HTTPXRequest
+
+    last_error: Exception | None = None
+    proxies = tg_proxy_urls(config)
+    for idx, proxy in enumerate(proxies, 1):
+        try:
+            bot = Bot(
+                token=config.TG_BOT_TOKEN,
+                request=HTTPXRequest(proxy=proxy, connect_timeout=connect_timeout, read_timeout=read_timeout),
+            )
+            return await operation(bot)
+        except (BadRequest, Forbidden):
+            raise
+        except (NetworkError, TimedOut, Exception) as e:
+            last_error = e
+            if idx < len(proxies):
+                logging.getLogger("spam_guard").warning(
+                    f"🌐 Web TG 请求失败，切换代理重试: {label}: {type(e).__name__}: {e}; next={proxies[idx]}"
+                )
+                continue
+            raise
+    if last_error:
+        raise last_error
+    raise RuntimeError("TG 请求失败")
+
 def parse_draw_at(value):
     if not value:
         return None
@@ -307,9 +348,6 @@ async def api_actions(limit: int = Query(default=100, ge=1, le=500)):
 @app.get("/api/groups")
 async def api_groups():
     import config
-    from telegram import Bot
-    from telegram.request import HTTPXRequest
-
     sources = []
     for model in (Message, Ban, Action, GameScore, LotteryEvent, ShopItem):
         try:
@@ -320,12 +358,11 @@ async def api_groups():
     if config.TG_CHAT_ID and config.TG_CHAT_ID not in ids:
         ids.insert(0, config.TG_CHAT_ID)
 
-    bot = Bot(token=config.TG_BOT_TOKEN, request=HTTPXRequest(proxy=getattr(config, "TG_PROXY_URL", config.PROXY_URL), connect_timeout=10.0, read_timeout=10.0))
     result = []
     for chat_id in ids:
         name = str(chat_id)
         try:
-            chat = await bot.get_chat(chat_id=chat_id)
+            chat = await run_tg_request(lambda bot, cid=chat_id: bot.get_chat(chat_id=cid), connect_timeout=10.0, read_timeout=10.0, label=f"get_chat:{chat_id}")
             name = chat.title or chat.full_name or chat.username or str(chat_id)
         except Exception:
             pass
@@ -486,9 +523,6 @@ async def api_restart():
 @app.post("/api/send")
 async def api_send(request: Request):
     import config
-    from telegram import Bot
-    from telegram.request import HTTPXRequest
-
     data = await request.json()
     text = str(data.get("text", "")).strip()
     if not text:
@@ -497,8 +531,7 @@ async def api_send(request: Request):
         return JSONResponse({"ok": False, "error": "消息太长"}, status_code=400)
 
     chat_id = int(data.get("chat_id") or config.TG_CHAT_ID)
-    bot = Bot(token=config.TG_BOT_TOKEN, request=HTTPXRequest(proxy=getattr(config, "TG_PROXY_URL", config.PROXY_URL)))
-    msg = await bot.send_message(chat_id=chat_id, text=text)
+    msg = await run_tg_request(lambda bot: bot.send_message(chat_id=chat_id, text=text), label="send_message")
     rec = await Message.create(
         msg_id=msg.message_id,
         chat_id=chat_id,
@@ -527,9 +560,7 @@ async def api_send(request: Request):
 async def api_delete_message(message_id: int, request: Request):
     """手动删除聊天记录：先删 Telegram 消息，再把数据库记录标记为已删除。"""
     import config
-    from telegram import Bot
     from telegram.error import BadRequest
-    from telegram.request import HTTPXRequest
 
     data = await request.json() if request.headers.get("content-type", "").startswith("application/json") else {}
     ban_user = bool(data.get("ban_user") or data.get("ban"))
@@ -542,11 +573,10 @@ async def api_delete_message(message_id: int, request: Request):
     if not rec.chat_id or not rec.msg_id:
         return JSONResponse({"ok": False, "error": "缺少 TG chat_id/msg_id，无法删除 TG 消息"}, status_code=400)
 
-    bot = Bot(token=config.TG_BOT_TOKEN, request=HTTPXRequest(proxy=getattr(config, "TG_PROXY_URL", config.PROXY_URL), connect_timeout=20.0, read_timeout=20.0))
     tg_deleted = True
     tg_error = None
     try:
-        await bot.delete_message(chat_id=rec.chat_id, message_id=rec.msg_id)
+        await run_tg_request(lambda bot: bot.delete_message(chat_id=rec.chat_id, message_id=rec.msg_id), connect_timeout=20.0, read_timeout=20.0, label="delete_message")
     except BadRequest as e:
         # 消息已不存在时，允许继续标记数据库；其他 TG 删除失败不标记。
         if "message to delete not found" in str(e).lower():
@@ -566,7 +596,7 @@ async def api_delete_message(message_id: int, request: Request):
         try:
             from datetime import timedelta
             unban_at = now_tz() + timedelta(minutes=config.BAN_DURATION_MINUTES)
-            await bot.ban_chat_member(chat_id=rec.chat_id, user_id=rec.user_id, until_date=int(unban_at.timestamp()))
+            await run_tg_request(lambda bot: bot.ban_chat_member(chat_id=rec.chat_id, user_id=rec.user_id, until_date=int(unban_at.timestamp())), connect_timeout=20.0, read_timeout=20.0, label="ban_chat_member")
             ban = await Ban.create(
                 user_id=rec.user_id,
                 username=rec.username,
@@ -618,11 +648,7 @@ async def api_scores(limit: int = Query(default=50, ge=1, le=200)):
 async def api_unban(user_id: int):
     import config
     try:
-        from telegram import Bot
-        from telegram.request import HTTPXRequest
-
-        bot = Bot(token=config.TG_BOT_TOKEN, request=HTTPXRequest(proxy=getattr(config, "TG_PROXY_URL", config.PROXY_URL)))
-        await bot.unban_chat_member(chat_id=config.TG_CHAT_ID, user_id=user_id)
+        await run_tg_request(lambda bot: bot.unban_chat_member(chat_id=config.TG_CHAT_ID, user_id=user_id), label="unban_chat_member")
         await Ban.filter(user_id=user_id).update(auto_unban=False, unban_at=now_tz().replace(tzinfo=None))
         await Action.create(action="UNBAN", user_id=user_id, details={"method": "web"})
         await broadcast_sse("unban", {"user_id": user_id})