FROM docker:dind

RUN apk add --no-cache \
	ansible \
	mktorrent \
	openssh-client \
	squashfs-tools

ARG PACKER_VERSION

RUN mkdir -p /usr/local/bin \
	&& wget -O /tmp/packer.zip -c https://releases.hashicorp.com/packer/${PACKER_VERSION}/packer_${PACKER_VERSION}_linux_amd64.zip \
	&& unzip /tmp/packer.zip -d /usr/local/bin \
	&& rm -f /tmp/packer.zip \
	&& mkdir /workdir

WORKDIR /workdir

COPY entrypoint.sh /usr/local/bin/entrypoint.sh

ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]