initial nginx dynamic docker image config

docker-compose.yml

@@ -3,3 +3,7 @@
 # Using version 2 as 3 does not support resource constraint options (cpu_*, mem_* limits) for non swarm mode in Compose
 version: "2"
 
+services:
+    proxy:
+        build: ./nginx-ingress
+        image: local/nginx-ingress:base

nginx-ingress/Dockerfile

@@ -0,0 +1,8 @@
+FROM nginx:stable-alpine
+
+COPY nginx.conf /etc/nginx/nginx.conf
+
+COPY entrypoint.sh /
+RUN chmod +x /entrypoint.sh
+
+ENTRYPOINT [ "/entrypoint.sh" ]

nginx-ingress/entrypoint.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+
+if [[ $ACCESS_LOG ]]; then
+  sed -i s%\#ENV_ACCESS_LOG%"access_log $ACCESS_LOG;"%g /etc/nginx/nginx.conf
+fi
+
+nginx -g "daemon off;"

nginx-ingress/nginx.conf

@@ -0,0 +1,28 @@
+worker_processes  1;
+
+events {
+    worker_connections  1024;
+}
+
+http {
+    server {
+        listen *:8080;
+
+        client_max_body_size 0;
+
+        set  $allowOriginSite *;
+        proxy_pass_request_headers on;
+        proxy_pass_header Set-Cookie;
+
+        # External settings, do not remove
+        #ENV_ACCESS_LOG
+
+        proxy_next_upstream error timeout invalid_header http_500 http_502 http_503 http_504;
+        proxy_redirect off;
+        proxy_buffering off;
+        proxy_set_header Host            $host:$server_port;
+        proxy_set_header X-Real-IP       $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_pass_header Set-Cookie;
+    }
+}