#!/bin/bash
fail () { code=$1; shift; echo >&2 "$@"; exit $code; }

[[ $1 ]] || fail 2 "Image not specified"
image=$1
shift
[[ $1 ]] || fail 2 "No arguments given for 'rpm -q' query"
exec docker run -i -q --rm --entrypoint rpm "$image" -q "$@"
fail 255 "exec failed"