Dockerfile

FROM ubuntu:16.04

ENV VERSION 0.1

ENV GOSU_VERSION 1.10
ENV LC_ALL en_US.UTF-8
ENV LANG en_US.UTF-8
ENV LANGUAGE en_US.UTF-8

# create yocto user
RUN groupadd -r yocto --gid=1000 && useradd -r -g yocto --uid=1000 yocto

# grab gosu for easy step-down from root
RUN set -x \
    && apt-get update && apt-get install -y --no-install-recommends ca-certificates wget && rm -rf /var/lib/apt/lists/* \
    && wget -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)" \
    && wget -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc" \
    && export GNUPGHOME="$(mktemp -d)" \
    && gpg --keyserver ha.pool.sks-keyservers.net --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 \
    && gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu \
    && rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc \
    && chmod +x /usr/local/bin/gosu \
    && gosu nobody true \
    && apt-get purge -y --auto-remove ca-certificates wget

# install yocto dependencys
RUN set -x \
    && apt-get update \
    && apt-get install -y \
    gawk \
    wget \
    git-core \
    diffstat \
    unzip \
    texinfo \
    gcc-multilib \
    build-essential \
    chrpath \
    socat \
    cpio \
    python \
    python3 \
    python3-pip \
    python3-pexpect \
    xz-utils \
    debianutils \
    iputils-ping \
    curl \
    dosfstools \
    mtools \
    parted \
    syslinux \
    tree \
    locales \
    sudo \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

# Add "repo" tool (used by many Yocto-based projects)
RUN curl http://storage.googleapis.com/git-repo-downloads/repo > /usr/local/bin/repo
RUN chmod a+x /usr/local/bin/repo

# Fix error "Please use a locale setting which supports utf-8."
# See https://wiki.yoctoproject.org/wiki/TipsAndTricks/ResolvingLocaleIssues
RUN sed -i -e 's/# en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/' /etc/locale.gen && \
    echo 'LANG="en_US.UTF-8"'>/etc/default/locale && \
    dpkg-reconfigure --frontend=noninteractive locales && \
    update-locale LANG=en_US.UTF-8

COPY docker-entrypoint.sh /docker-entrypoint.sh

ENTRYPOINT ["/docker-entrypoint.sh"]