From 325fd01ebbbe8af8fb684819e3db58dcc9c3091b Mon Sep 17 00:00:00 2001
From: Andy <59445582+rot169@users.noreply.github.com>
Date: Sun, 23 Apr 2023 14:09:33 +0100
Subject: [PATCH] Support containers running --net=host (#1537)

Detect if a target container is running host networking, and if so, use the IP address of the first bridge net gateway.
---
 nginx.tmpl | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/nginx.tmpl b/nginx.tmpl
index 2556acf..f322db9 100644
--- a/nginx.tmpl
+++ b/nginx.tmpl
@@ -67,6 +67,11 @@
     #         {{ .Name }} (ignored)
             {{- continue }}
         {{- end }}
+        {{- if eq .Name "host" }}
+    #         {{ .Name }} (host network; using {{ (index $.globals.CurrentContainer.Networks 0).Name }} gateway)
+            {{- $ip = (index $.globals.CurrentContainer.Networks 0).Gateway }}
+            {{- continue }}
+        {{- end }}
         {{- if and (not (index $.globals.networks .Name)) (not $.globals.networks.host) }}
     #         {{ .Name }} (unreachable)
             {{- continue }}