Bootstrap: docker
From: ubuntu:24.04

%labels
    Author ATGC
    Tool ASTRAL
    Runtime ASTER

%post
    set -eu
    export DEBIAN_FRONTEND=noninteractive

    apt-get update
    apt-get install -y --no-install-recommends \
        ca-certificates \
        wget \
        unzip \
        make \
        g++

    ASTER_URL="${ASTER_URL:-https://github.com/chaoszhang/ASTER/archive/refs/heads/Linux.zip}"
    wget -q -O /tmp/aster_linux.zip "${ASTER_URL}"
    unzip -q /tmp/aster_linux.zip -d /opt

    ASTER_SRC="$(find /opt -maxdepth 1 -type d -name 'ASTER-*' | head -n 1)"
    if [ -z "${ASTER_SRC}" ]; then
        echo "Unable to locate extracted ASTER source directory" >&2
        exit 1
    fi

    cd "${ASTER_SRC}"
    if [ ! -x "bin/astral" ] || [ ! -x "bin/astral-pro3" ]; then
        make
    fi

    test -x "bin/astral"
    test -x "bin/astral-pro3"

    mkdir -p /opt/aster/bin
    cp -f "bin/astral" "/opt/aster/bin/astral"
    cp -f "bin/astral-pro3" "/opt/aster/bin/astral-pro3"
    chmod +x /opt/aster/bin/astral /opt/aster/bin/astral-pro3

    ln -sf /opt/aster/bin/astral /usr/local/bin/astral
    ln -sf /opt/aster/bin/astral-pro3 /usr/local/bin/astral-pro3

    cat > /usr/local/bin/aster_runner <<'EOS'
#!/bin/sh
set -eu

tool="astral"
if [ "$#" -ge 2 ] && [ "$1" = "--tool" ]; then
  tool="$2"
  shift 2
fi

case "$tool" in
  astral|astral-pro3)
    ;;
  *)
    echo "Unknown ASTER binary '$tool' (expected 'astral' or 'astral-pro3')." >&2
    exit 2
    ;;
esac

exec "/opt/aster/bin/${tool}" "$@"
EOS
    chmod +x /usr/local/bin/aster_runner

    rm -f /tmp/aster_linux.zip
    rm -rf /var/lib/apt/lists/*

%environment
    export PATH=/usr/local/bin:/opt/aster/bin:$PATH

%runscript
    exec /usr/local/bin/aster_runner "$@"

%test
    test -x /opt/aster/bin/astral
    test -x /opt/aster/bin/astral-pro3