Dockerfile

FROM alpine:latest

# Install runtime dependencies. The versions are pinned for reproducible,
# deterministic, pure builds.

ADD ./dockerentry /
RUN apk --update add stunnel && \
	chmod 500 /dockerentry

# Ensure that openvpn was initialized and still running
HEALTHCHECK --interval=10s --timeout=15s \
  CMD if [ -f /stunnel/up ] && ps -a | grep stunnel | grep -v grep > /dev/null; then exit 0; else exit 1; fi;

# This is where the configuration files will go.
VOLUME [ "/stunnel/config" ]

CMD [ "/dockerentry" ]