From 9370c2f2ec4792d5104c1d75e325980efb045e48 Mon Sep 17 00:00:00 2001
From: 16337 <1633794139@qq.com>
Date: Thu, 26 Mar 2026 09:08:06 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E6=97=A5=E6=8A=A5=E5=AE=9A?=
 =?UTF-8?q?=E6=97=B6=E4=BB=BB=E5=8A=A1=20MySQL=20=E8=BF=9E=E6=8E=A5?=
 =?UTF-8?q?=E6=96=AD=E5=BC=80=E9=97=AE=E9=A2=98=EF=BC=88BrokenPipe?=
 =?UTF-8?q?=EF=BC=89?=
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添加 pool_recycle=1800 和 pool_pre_ping=True，
防止 MySQL 长时间空闲后连接被服务端关闭导致 BrokenPipeError。
---
 app/models.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/app/models.py b/app/models.py
index be0af02..a7b1c15 100644
--- a/app/models.py
+++ b/app/models.py
@@ -524,7 +524,12 @@ def get_engine():
                 connect_args=connect_args,
             )
         else:
-            _engine = create_engine(db_url, echo=settings.app.debug)
+            _engine = create_engine(
+                db_url,
+                echo=settings.app.debug,
+                pool_recycle=1800,
+                pool_pre_ping=True,
+            )
     return _engine