FROM mcr.microsoft.com/powershell:preview-debian-buster-slim

VOLUME /stacks

ENV CHAIN="SWARM-NAT" \
    STACKS="/stacks"

WORKDIR /

# install dependencies
RUN pwsh -c 'Set-PSRepository -Name "PSGallery" -InstallationPolicy Trusted' \
 && pwsh -c 'Install-Module powershell-yaml' \
 && apt-get update \
 && apt-get -y install iptables docker.io \
 && rm -rf /var/cache/apt

COPY expose_forwards.ps1 ./

CMD ["pwsh", "-File", "expose_forwards.ps1"]