From 137d8ca4ac08fa2f915c70284e7ef1ff859eae84 Mon Sep 17 00:00:00 2001
From: Victor Shyba <victor.shyba@gmail.com>
Date: Sat, 11 Jun 2022 03:04:56 -0300
Subject: [PATCH] dht_crawler: enable WAL

---
 scripts/dht_crawler.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/scripts/dht_crawler.py b/scripts/dht_crawler.py
index c087d06fc..0f6436253 100644
--- a/scripts/dht_crawler.py
+++ b/scripts/dht_crawler.py
@@ -18,6 +18,13 @@ from sqlalchemy.orm import declarative_base, relationship
 import sqlalchemy as sqla
 
 
+@sqla.event.listens_for(sqla.engine.Engine, "connect")
+def set_sqlite_pragma(dbapi_connection, _):
+    cursor = dbapi_connection.cursor()
+    cursor.execute("PRAGMA journal_mode=WAL")
+    cursor.close()
+
+
 logging.basicConfig(level=logging.INFO, format="%(asctime)s %(levelname)-4s %(name)s:%(lineno)d: %(message)s")
 log = logging.getLogger(__name__)
 Base = declarative_base()