From 9d6726227aa5e1fe26be37c8f22ab83e41bb3aee Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Garc=C3=ADa=20Aubert?=
 <danielgarciaaubert@gmail.com>
Date: Thu, 12 Sep 2019 18:02:13 +0200
Subject: [PATCH] Add maxAge param to lru-cache to be able to refresh entries
 when staled

---
 lib/cartodb/cache/named_map_provider_cache.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/cartodb/cache/named_map_provider_cache.js b/lib/cartodb/cache/named_map_provider_cache.js
index d0e34883..bb06ac79 100644
--- a/lib/cartodb/cache/named_map_provider_cache.js
+++ b/lib/cartodb/cache/named_map_provider_cache.js
@@ -8,6 +8,8 @@ var queue = require('queue-async');
 
 var LruCache = require("lru-cache");
 
+const TEN_MINUTES_IN_MILLISECONDS = 1000 * 60 * 10;
+
 function NamedMapProviderCache(
     templateMaps,
     pgConnection,
@@ -23,7 +25,7 @@ function NamedMapProviderCache(
     this.mapConfigAdapter = mapConfigAdapter;
     this.affectedTablesCache = affectedTablesCache;
 
-    this.providerCache = new LruCache({ max: 2000 });
+    this.providerCache = new LruCache({ max: 2000, maxAge: TEN_MINUTES_IN_MILLISECONDS });
 }
 
 module.exports = NamedMapProviderCache;