FROM openfaas/classic-watchdog:0.14.4 as watchdog FROM alpine:3.9 COPY --from=watchdog /fwatchdog /usr/bin/fwatchdog RUN chmod +x /usr/bin/fwatchdog RUN apk add --no-cache figlet # Populate example here ENV fprocess="figlet" HEALTHCHECK --interval=5s CMD [ -e /tmp/.lock ] || exit 1 CMD ["fwatchdog"]