bricklaunch.sh

#!/bin/sh
#
# bricklaunch.sh <program>
# - open a new vt and switch to it
# - give 'user' ownership of the vt
# - run the given programm on the new vt as 'user'
#
# TODO:
# - tell caller which tty was activated
#

OPTIND=1         # Reset in case getopts has been used previously in the shell.
ttyfile=$(mktemp)
user='user'
openvt_opts=""

while getopts "swu:" opt; do
    case "$opt" in
    s)  openvt_opts="$openvt_opts --switch"
        ;;
    w)  openvt_opts="$openvt_opts --wait"
        ;;
    u)  user=$OPTARG
    esac
done

shift $((OPTIND-1))

[ "$1" = "--" ] && shift

/bin/openvt $openvt_opts -- \
  /bin/bash -c "/usr/bin/tty >${ttyfile};/bin/chown ${user}: \$(/bin/cat ${ttyfile});/usr/bin/sudo --login --set-home --non-interactive --user=${user} -- \"$@\" || sleep 5s"

rm ${ttyfile}