From 29e5b1ff97e824b15ed3035d7ad8980b966a79a1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Garc=C3=ADa=20Aubert?=
 <danielgarciaaubert@gmail.com>
Date: Thu, 4 Apr 2019 18:31:07 +0200
Subject: [PATCH] Use 'once'

---
 app.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app.js b/app.js
index 8bc8c9dd..df1990e3 100755
--- a/app.js
+++ b/app.js
@@ -123,7 +123,7 @@ process.on('SIGHUP', function() {
     }
 });
 
-process.on('SIGTERM', function () {
+process.once('SIGTERM', function () {
     listener.close(function () {
         server.batch.stop(function () {
             server.batch.drain(function (err) {