shDockerfile

# Setup
REQUIRE_ENV base
[ -z "$base_ver" ] && base_ver="latest"
[ -z "$ver" ] && ver="latest"

FROM "$base:$base_ver"

## Define distro-agnostic adduser command
if [ "$base" = "archlinux" ]; then
    adduser=(useradd --password "''")
elif [ "$base" = "ubuntu" ]; then
    adduser=(adduser --disabled-password)
elif [ "$base" = "alpine" ]; then
    adduser=(adduser -D)
fi

## Install dependencies
if [ "$base" = "alpine" ]; then
    # NOTE: GNU sed is required by make install
    RUN apk add --no-cache make git bash sed
elif [ "$base" = "ubuntu" ]; then
    RUN apt-get update
    RUN apt-get install -y make git
elif [ "$base" = "archlinux" ]; then
    RUN pacman -Sy --noconfirm make git
fi

WORKDIR /collection

RUN "${adduser[@]}" user '&&' chown -R user .
USER user
RUN git clone --depth 1 https://github.com/veracioux/tuterm-collection /collection

WORKDIR /app

## Install tuterm
USER root
COPY . .
RUN make install PREFIX=/usr

WORKDIR /collection

USER user
CMD sh

dash="-"
underscore="_"
if [ "$base_ver" = "latest" ]; then
    base_ver=""
    underscore=""
fi
if [ "$base" = "alpine" ]; then
    base=""
    dash=""
fi

TAG "tuterm:$ver$dash$base$underscore$base_ver"

# vim: filetype=dockerfile