add configurable healthcheck port

Author: park-brian

docker/backend.dockerfile

@@ -50,6 +50,8 @@ ENV CPATH=$CPATH:/usr/include/httpd/:/usr/include/apr-1/
 
 ENV LDLINK_HOME=/opt/ldlink
 
+ENV LDLINK_HEALTHCHECK_PORT=8080
+
 ENV LDLINK_HEALTHCHECK_PATH=/LDlinkRest/ping
 
 ENV PYTHONPATH=${LDLINK_HOME}:${PYTHONPATH}

docker/wsgi.conf

@@ -1,7 +1,7 @@
 # Health check VirtualHost
-Listen 8080
+Listen ${LDLINK_HEALTHCHECK_PORT}
 
-<VirtualHost *:8080>
+<VirtualHost *:${LDLINK_HEALTHCHECK_PORT}>
     WSGIDaemonProcess health_check processes=1 threads=2
     WSGIProcessGroup health_check
     WSGIScriptAlias / ${LDLINK_HOME}/healthcheck.wsgi