allow to run this behind a reverse proxy

Signed-off-by: szaimen <szaimen@e.mail.de>

Containers/apache/Caddyfile

@@ -6,7 +6,7 @@
     }
 }
 
-https://{$NC_DOMAIN}:443 {
+{$PROTOCOL}://{$NC_DOMAIN}:{$APACHE_PORT} {
 
     # Notify Push
     route /push/* {

Containers/apache/Dockerfile

@@ -59,7 +59,7 @@ COPY start.sh /usr/bin/
 COPY supervisord.conf /
 RUN chmod +x /usr/bin/start.sh; \
     chmod +r /supervisord.conf; \
-    chmod +r /Caddyfile;
+    chmod +w /Caddyfile;
 
 # Give root a random password
 RUN echo "root:$(openssl rand -base64 12)" | chpasswd

Containers/apache/start.sh

@@ -23,6 +23,19 @@ while ! nc -z "$COLLABORA_HOST" 9980; do
     sleep 5
 done
 
+if [ -z "$APACHE_PORT" ]; then
+    export APACHE_PORT="443"
+fi
+
+if [ "$APACHE_PORT" != '443' ]; then
+    export PROTOCOL="http"
+    export NC_DOMAIN=""
+    sed -i 's|auto_https.*|auto_https off|' /Caddyfile
+else
+    export PROTOCOL="https"
+    sed -i 's|auto_https.*|auto_https disable_redirects|' /Caddyfile
+fi
+
 # Add caddy path
 mkdir -p /mnt/data/caddy/