From c28c273d7a2d9106eaecefc12f2be9ad07dde657 Mon Sep 17 00:00:00 2001
From: Knut Ahlers <knut@ahlers.me>
Date: Sat, 15 Dec 2018 01:36:04 +0100
Subject: [PATCH] Allow specifying a healthcheck ping address

Signed-off-by: Knut Ahlers <knut@ahlers.me>
---
 zonefile_cron | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/zonefile_cron b/zonefile_cron
index 3db8609..4ca8e08 100755
--- a/zonefile_cron
+++ b/zonefile_cron
@@ -2,4 +2,6 @@
 set -euxo pipefail
 
 cd /src
-exec /usr/bin/python3 generateZonefiles.py
+/usr/bin/python3 generateZonefiles.py
+
+[ -n "${HC_PING}" ] && curl -sSfLo /dev/null "${HC_PING}"