molecule/overlay/bin/molecule

#!/usr/bin/env sh
set -eo pipefail

DIR=$(pwd)
[ -z "${MOLECULE_LIBRARY_DIR}" ] && MOLECULE_LIBRARY_DIR=${DIR%/}/library
[ -z "${MOLECULE_PLUGINS_DIR}" ] && MOLECULE_PLUGINS_DIR=${DIR%/}/plugins

if [ -n "${MOLECULE_CUSTOM_MODULES_REPO}" ]; then
    printf "Cloning custom modules ...\n"
    WORKDIR="${MOLECULE_LIBRARY_DIR}"
    [ -d "$WORKDIR" ] && rm -rf "$WORKDIR"
    mkdir -p "$WORKDIR"
    git clone "$MOLECULE_CUSTOM_MODULES_REPO" "$WORKDIR" 2> /dev/null
fi

if [ -n "${MOLECULE_CUSTOM_FILTERS_REPO}" ]; then
    WORKDIR="${MOLECULE_PLUGINS_DIR}/filter"
    printf "Cloning custom filters ...\n"
    [ -d "$WORKDIR" ] && rm -rf "$WORKDIR"
    mkdir -p "$WORKDIR"
    git clone "$MOLECULE_CUSTOM_FILTERS_REPO" "$WORKDIR" 2> /dev/null
fi

exec /usr/local/bin/molecule "$@"