From 9c93efaef93e07ae8e2a050390cc410d08c4eb17 Mon Sep 17 00:00:00 2001
From: Jason Wilder <mail@jasonwilder.com>
Date: Sun, 12 Jun 2016 13:11:45 -0600
Subject: [PATCH] Fix template error when /etc/nginx/certs does not exist

---
 nginx.tmpl | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/nginx.tmpl b/nginx.tmpl
index 855e90d..4716b75 100644
--- a/nginx.tmpl
+++ b/nginx.tmpl
@@ -112,11 +112,13 @@ upstream {{ $host }} {
 {{ $certName := (first (groupByKeys $containers "Env.CERT_NAME")) }}
 
 {{/* Get the best matching cert  by name for the vhost. */}}
+{{ $vhostCert := "" }}
+{{ if exists "/etc/nginx/certs" }}
 {{ $vhostCert := (closest (dir "/etc/nginx/certs") (printf "%s.crt" $host))}}
-
-{{/* vhostCert is actually a filename so remove any suffixes since they are added later */}}
-{{ $vhostCert := replace $vhostCert ".crt" "" -1 }}
-{{ $vhostCert := replace $vhostCert ".key" "" -1 }}
+	{{/* vhostCert is actually a filename so remove any suffixes since they are added later */}}
+	{{ $vhostCert := replace $vhostCert ".crt" "" -1 }}
+	{{ $vhostCert := replace $vhostCert ".key" "" -1 }}
+{{ end }}
 
 {{/* Use the cert specifid on the container or fallback to the best vhost match */}}
 {{ $cert := (coalesce $certName $vhostCert) }}