From e9d693aee50e2661616e132b42da2474be4093ac Mon Sep 17 00:00:00 2001
From: Adrian Harabula <adrian.harabula@gmail.com>
Date: Sat, 8 Jan 2022 15:19:49 +0200
Subject: [PATCH] check for VIRTUAL_IP env

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

diff --git a/nginx.tmpl b/nginx.tmpl
index 2e1415e..1998d6d 100644
--- a/nginx.tmpl
+++ b/nginx.tmpl
@@ -175,6 +175,11 @@ upstream {{ $upstream_name }} {
 	# /!\ Virtual port not exposed
 		{{ end }}
 	{{ end }}
+	{{ if (eq $container.Env.VIRTUAL_IP "127.0.0.1") }}
+	{{ $server_found = "true" }}
+	## Detected host proxy port forward
+	server {{ $container.Env.VIRTUAL_IP }}:{{ $container.Env.VIRTUAL_PORT }};
+	{{ else }}
 	{{ range $knownNetwork := $CurrentContainer.Networks }}
 		{{ range $containerNetwork := $container.Networks }}
 			{{ if (and (ne $containerNetwork.Name "ingress") (or (eq $knownNetwork.Name $containerNetwork.Name) (eq $knownNetwork.Name "host"))) }}
@@ -205,6 +210,7 @@ upstream {{ $upstream_name }} {
 			{{ end }}
 		{{ end }}
 	{{ end }}
+	{{ end }}
 {{ end }}
 {{/* nginx-proxy/nginx-proxy#1105 */}}
 {{ if (eq $server_found "false") }}