From 0a615b25cac67360804154b058722e570bf276ac Mon Sep 17 00:00:00 2001
From: Peter Schiffer <3899107+pschiffe@users.noreply.github.com>
Date: Tue, 19 Dec 2023 20:50:59 +0100
Subject: [PATCH] Allow configuration of uwsgi host and port in static image

via env vars `PDNS_ADMIN_STATIC_UWSGI_HOST` and `PDNS_ADMIN_STATIC_UWSGI_PORT`

Fixes #27
---
 pdns-admin-static-ngoduykhanh/Dockerfile                   | 4 +++-
 pdns-admin-static-ngoduykhanh/docker-entrypoint.sh         | 7 +++++++
 .../{pdns-nginx.conf => pdns-nginx.conf.tpl}               | 2 +-
 3 files changed, 11 insertions(+), 2 deletions(-)
 create mode 100755 pdns-admin-static-ngoduykhanh/docker-entrypoint.sh
 rename pdns-admin-static-ngoduykhanh/{pdns-nginx.conf => pdns-nginx.conf.tpl} (91%)

diff --git a/pdns-admin-static-ngoduykhanh/Dockerfile b/pdns-admin-static-ngoduykhanh/Dockerfile
index 2c5cd11..ce1a15f 100644
--- a/pdns-admin-static-ngoduykhanh/Dockerfile
+++ b/pdns-admin-static-ngoduykhanh/Dockerfile
@@ -4,8 +4,10 @@ RUN dnf -y --setopt=install_weak_deps=False install \
     nginx \
   && dnf clean all
 
+COPY pdns-nginx.conf.tpl docker-entrypoint.sh /
+
 EXPOSE 80
 
-COPY pdns-nginx.conf /etc/nginx/nginx.conf
+ENTRYPOINT [ "/docker-entrypoint.sh" ]
 
 CMD [ "/usr/sbin/nginx", "-g", "daemon off;" ]
diff --git a/pdns-admin-static-ngoduykhanh/docker-entrypoint.sh b/pdns-admin-static-ngoduykhanh/docker-entrypoint.sh
new file mode 100755
index 0000000..c70a7cb
--- /dev/null
+++ b/pdns-admin-static-ngoduykhanh/docker-entrypoint.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+
+set -euo pipefail
+
+subvars --prefix 'PDNS_ADMIN_STATIC_' < /pdns-nginx.conf.tpl > /etc/nginx/nginx.conf
+
+exec "$@"
diff --git a/pdns-admin-static-ngoduykhanh/pdns-nginx.conf b/pdns-admin-static-ngoduykhanh/pdns-nginx.conf.tpl
similarity index 91%
rename from pdns-admin-static-ngoduykhanh/pdns-nginx.conf
rename to pdns-admin-static-ngoduykhanh/pdns-nginx.conf.tpl
index 08be5a3..9f82b19 100644
--- a/pdns-admin-static-ngoduykhanh/pdns-nginx.conf
+++ b/pdns-admin-static-ngoduykhanh/pdns-nginx.conf.tpl
@@ -45,7 +45,7 @@ http {
 
         location @pdns_admin {
             include uwsgi_params;
-            uwsgi_pass pdns-admin-uwsgi:9494;
+            uwsgi_pass {{ .PDNS_ADMIN_STATIC_UWSGI_HOST | default "pdns-admin-uwsgi" }}:{{ .PDNS_ADMIN_STATIC_UWSGI_PORT | default 9494 }};
         }
 
         error_page 404 /404.html;