From a6f0a8244f1ad1696d819a8d087130d226570765 Mon Sep 17 00:00:00 2001
From: Peter <peter.rothlaender@gmail.com>
Date: Tue, 29 Apr 2025 16:02:38 +0200
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=99=20fix:=20Add=20Redis=20Ping=20Inte?=
 =?UTF-8?q?rval=20to=20Prevent=20Connection=20Drops=20(#7127)?=
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Co-authored-by: Peter Rothlaender <peter.rothlaender@ginkgo.com>
---
 api/cache/keyvRedis.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/api/cache/keyvRedis.js b/api/cache/keyvRedis.js
index 0c830422e1..cb9d837e21 100644
--- a/api/cache/keyvRedis.js
+++ b/api/cache/keyvRedis.js
@@ -75,6 +75,12 @@ if (REDIS_URI && isEnabled(USE_REDIS)) {
   } else {
     keyvRedis = new KeyvRedis(REDIS_URI, keyvOpts);
   }
+
+  const pingInterval = setInterval(() => {
+    logger.debug('KeyvRedis ping');
+    keyvRedis.client.ping().catch(err => logger.error('Redis keep-alive ping failed:', err));
+  }, 5 * 60 * 1000);
+
   keyvRedis.on('ready', () => {
     logger.info('KeyvRedis connection ready');
   });
@@ -85,6 +91,7 @@ if (REDIS_URI && isEnabled(USE_REDIS)) {
     logger.info('KeyvRedis connection ended');
   });
   keyvRedis.on('close', () => {
+    clearInterval(pingInterval);
     logger.info('KeyvRedis connection closed');
   });
   keyvRedis.on('error', (err) => logger.error('KeyvRedis connection error:', err));