include httpd server to test health check

Dockerfile

@@ -7,7 +7,7 @@ LABEL maintainer="Kyle Manna <kyle@kylemanna.com>"
 
 # Testing: pamtester
 RUN echo "http://dl-cdn.alpinelinux.org/alpine/edge/testing/" >> /etc/apk/repositories && \
-    apk add --update openvpn iptables bash easy-rsa=3.0.5-r0 openvpn-auth-pam google-authenticator pamtester && \
+    apk add --update openvpn iptables bash easy-rsa=3.0.5-r0 openvpn-auth-pam google-authenticator pamtester python3 && \
     ln -s /usr/share/easy-rsa/easyrsa /usr/local/bin && \
     rm -rf /tmp/* /var/tmp/* /var/cache/apk/* /var/cache/distfiles/*
 
@@ -32,6 +32,7 @@ VOLUME ["/etc/openvpn"]
 
 # Internally uses port 1194/udp, remap using `docker run -p 443:1194/tcp`
 EXPOSE 1194/udp
+EXPOSE 8080/tcp
 
 CMD ["ovpn_run"]
 

bin/http-server.py

@@ -0,0 +1,10 @@
+import http.server
+import socketserver
+
+PORT = 8080
+
+Handler = http.server.SimpleHTTPRequestHandler
+
+with socketserver.TCPServer(("", PORT), Handler) as httpd:
+    print("serving at port", PORT)
+    httpd.serve_forever()

bin/ovpn_run

@@ -211,5 +211,8 @@ function loopCheckUpdateConfig {
 
 loopCheckUpdateConfig &
 
+echo "Running http server"
+exec python3 http-server.py &
+
 echo "Running 'openvpn ${ARGS[@]} ${USER_ARGS[@]}'"
 exec openvpn ${ARGS[@]} ${USER_ARGS[@]}