From a325bb554a51e398ae84c02a68dd21bbbad44660 Mon Sep 17 00:00:00 2001
From: Dave Horton <daveh@beachdognet.com>
Date: Fri, 19 Aug 2022 09:38:40 +0200
Subject: [PATCH] bugfix #152: add key to fsUUIDs periodically

---
 lib/utils/sbc-pinger.js | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/lib/utils/sbc-pinger.js b/lib/utils/sbc-pinger.js
index 7d147fb8..892796c7 100644
--- a/lib/utils/sbc-pinger.js
+++ b/lib/utils/sbc-pinger.js
@@ -104,8 +104,14 @@ module.exports = (logger) => {
       const {srf} = require('../..');
       const {addToSet} = srf.locals.dbHelpers;
       const uuid = srf.locals.fsUUID = uuidv4();
-      addToSet(FS_UUID_SET_NAME, uuid)
-        .catch((err) => logger.info({err}, `Error adding ${uuid} to set ${FS_UUID_SET_NAME}`));
+
+      /* in case redis is restarted, re-insert our key every so often */
+      setInterval(() => {
+        // eslint-disable-next-line max-len
+        addToSet(FS_UUID_SET_NAME, uuid).catch((err) => logger.info({err}, `Error adding ${uuid} to set ${FS_UUID_SET_NAME}`));
+      }, 30000);
+      // eslint-disable-next-line max-len
+      addToSet(FS_UUID_SET_NAME, uuid).catch((err) => logger.info({err}, `Error adding ${uuid} to set ${FS_UUID_SET_NAME}`));
     });
   }
   else {