Trim $host and $proto before they're used

Author: md5

nginx.tmpl

@@ -72,6 +72,8 @@ server {
 
 {{ range $host, $containers := groupByMulti $ "Env.VIRTUAL_HOST" "," }}
 
+{{ $host := trim $host }}
+
 upstream {{ $host }} {
 {{ range $container := $containers }}
 	{{ $addrLen := len $container.Addresses }}
@@ -92,7 +94,7 @@ upstream {{ $host }} {
 {{ $default_server := index (dict $host "" $default_host "default_server") $host }}
 
 {{/* Get the VIRTUAL_PROTO defined by containers w/ the same vhost, falling back to "http" */}}
-{{ $proto := or (first (groupByKeys $containers "Env.VIRTUAL_PROTO")) "http" }}
+{{ $proto := or (trim (first (groupByKeys $containers "Env.VIRTUAL_PROTO"))) "http" }}
 
 {{/* Get the first cert name defined by containers w/ the same vhost */}}
 {{ $certName := (first (groupByKeys $containers "Env.CERT_NAME")) }}
@@ -144,7 +146,7 @@ server {
 	{{ end }}
 
 	location / {
-		proxy_pass {{ trim $proto }}://{{ trim $host }};
+		proxy_pass {{ $proto }}://{{ $host }};
 		{{ if (exists (printf "/etc/nginx/htpasswd/%s" $host)) }}
 		auth_basic	"Restricted {{ $host }}";
 		auth_basic_user_file	{{ (printf "/etc/nginx/htpasswd/%s" $host) }};
@@ -170,7 +172,7 @@ server {
 	{{ end }}
 
 	location / {
-		proxy_pass {{ trim $proto }}://{{ trim $host }};
+		proxy_pass {{ $proto }}://{{ $host }};
 		{{ if (exists (printf "/etc/nginx/htpasswd/%s" $host)) }}
 		auth_basic	"Restricted {{ $host }}";
 		auth_basic_user_file	{{ (printf "/etc/nginx/htpasswd/%s" $host) }};