RUN REPO=http://cdn-fastly.deb.debian.org && \
  echo "deb $REPO/debian jessie main\ndeb $REPO/debian jessie-updates main\ndeb $REPO/debian-security jessie/updates main" > /etc/apt/sources.list

ARG DEBIAN_FRONTEND=noninteractive

RUN apt-get update --yes && apt-get install --no-install-recommends --yes \
  automake \
  autogen \
  bash \
  build-essential \
  bc \
  bzip2 \
  ca-certificates \
  curl \
  file \
  git \
  gzip \
  zip \
  make \
  ncurses-dev \
  pkg-config \
  libtool \
  python \
  python-pip \
  rsync \
  sed \
  ssh \
  bison \
  flex \
  tar \
  pax \
  vim \
  wget \
  xz-utils && \
  apt-get clean --yes

ENV GOSU_VERSION 1.10
RUN set -x \
        && apt-get update && apt-get install -y --no-install-recommends ca-certificates wget && rm -rf /var/lib/apt/lists/* \
        && dpkgArch="$(dpkg --print-architecture | awk -F- '{ print $NF }')" \
        && wget -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$dpkgArch" \
        && wget -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$dpkgArch.asc" \
        && export GNUPGHOME="$(mktemp -d)" \
        && gpg --keyserver ha.pool.sks-keyservers.net --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 \
        && gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu \
        && rm -r "$GNUPGHOME" /usr/local/bin/gosu.asc \
        && chmod +x /usr/local/bin/gosu \
        && gosu nobody true