#! /usr/bin/env bash DL_URL="${1}" DL_FILENAME="${2:-${DL_URL##*/}}" DL_DIR=$(mktemp -dt) cd "$DL_DIR" # Download the .deb file wget "$DL_URL" # Install the package sudo dpkg -i "${DL_FILENAME}" # Clean up rm "${DL_FILENAME}" cd / rmdir "$DL_DIR"