dockerfiles/tarsnap/Dockerfile

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FROM debian:sid
MAINTAINER Jessica Frazelle <jess@docker.com>
RUN apt-get update && apt-get install -y \
ca-certificates \
gnupg \
&& rm -rf /var/lib/apt/lists/*
ENV TARSNAP_VERSION 1.0.37
RUN buildDeps=' \
curl \
e2fslibs-dev \
gcc \
libc6-dev \
libdigest-sha-perl \
libssl-dev \
make \
zlib1g-dev \
' \
&& set -x \
&& apt-get update && apt-get install -y $buildDeps --no-install-recommends \
&& rm -rf /var/lib/apt/lists/* \
&& curl -sSL "https://www.tarsnap.com/download/tarsnap-autoconf-${TARSNAP_VERSION}.tgz" -o /tmp/tarsnap.tgz \
&& curl -sSL "https://www.tarsnap.com/download/tarsnap-sigs-${TARSNAP_VERSION}.asc" -o /tmp/tarsnap.tgz.asc \
&& curl -sSL "https://www.tarsnap.com/tarsnap-signing-key-2015.asc" | gpg --import \
&& sha=$(gpg --decrypt /tmp/tarsnap.tgz.asc | awk '{ print $4 }') \
&& if [ "$sha" != "$(shasum -a 256 /tmp/tarsnap.tgz | awk '{ print $1 }')" ]; then exit 1; fi \
&& mkdir -p /usr/src/tarsnap \
&& tar -xzf /tmp/tarsnap.tgz -C /usr/src/tarsnap --strip-components 1 \
&& rm /tmp/tarsnap.tgz* \
&& cd /usr/src/tarsnap \
&& ./configure --prefix=/usr \
&& make \
&& make install \
&& rm -rf /usr/src/tarsnap \
&& apt-get purge -y --auto-remove $buildDeps
CMD [ "tarsnap", "--help" ]