#!/bin/bash
#
# Tool to dump info about the installed Python and Conda
# stuff insided a singularity image.
# This tool does not require root privilege.
#
# This does not depend on the OS distro flavor.
#
# Usage:
#    simg-python-dump-info.sh  INFO_DIR  CONT_NAME  [CRUN_NAME]
#
# INFO_DIR is the location to dump the info files
# CONT_NAME is the name of the container (to be used as the basenames)
#
# Info dumped so far:


set -e

MYSELF=$0
MYDIR=$(dirname "$MYSELF")

INFO_DIR=${1:?INFO_DIR required as arg 1}
CONT_NAME=${2:?CONT_NAME required as arg 2}
CRUN_NAME=$3

if [ -z "$CRUN_NAME" ]; then
    CRUN_NAME=crun.$CONT_NAME
fi

_crun () {
    "$CRUN_NAME" "$@"
}

_crun which python > "${INFO_DIR}/python-exec"
_crun which python3 > "${INFO_DIR}/python3-exec"
_crun python --version > "${INFO_DIR}/python-version"

_crun conda list > "${INFO_DIR}/conda-list"