FROM openfaas/of-watchdog:0.7.2 as watchdog

FROM clearlinux/node:12 as ship

COPY --from=watchdog /fwatchdog /usr/bin/fwatchdog
RUN chmod +x /usr/bin/fwatchdog

RUN useradd app

WORKDIR /root/

# install bundles if required
# PLEASE input bundle line by line
COPY function/bundles.txt  .
RUN for bundle in $(cat bundles.txt); do \
        swupd bundle-add $bundle $swupd_args; \
    done

# Turn down the verbosity to default level.
ENV NPM_CONFIG_LOGLEVEL warn

# Wrapper/boot-strapper
WORKDIR /home/app
COPY package.json ./

# This ordering means the npm installation is cached for the outer function handler.
RUN npm i

# Copy outer function handler
COPY index.js ./

# COPY function node packages and install, adding this as a separate
# entry allows caching of npm install
WORKDIR /home/app/function
COPY function/*.json ./
RUN npm i || :

# COPY function files and folders
COPY function/ ./

# Set correct permissions to use non root user
WORKDIR /home/app/

# chmod for tmp is for a buildkit issue (@alexellis)
RUN chown app:app -R /home/app \
    && chmod 777 /tmp

USER app

ENV cgi_headers="true"
ENV fprocess="node index.js"
ENV mode="http"
ENV upstream_url="http://127.0.0.1:3000"

ENV exec_timeout="10s"
ENV write_timeout="15s"
ENV read_timeout="15s"

HEALTHCHECK --interval=3s CMD [ -e /tmp/.lock ] || exit 1

CMD ["fwatchdog"]