runasroot.sh revision 935a1deeab6f2f945db30fbd7b174ec54ec264b9
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync#!/bin/sh
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync#
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# VirtualBox privileged execution helper script for Linux and Solaris
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync#
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync#
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# Copyright (C) 2009-2011 Oracle Corporation
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync#
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# This file is part of VirtualBox Open Source Edition (OSE), as
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# available from http://www.virtualbox.org. This file is free software;
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# you can redistribute it and/or modify it under the terms of the GNU
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# General Public License (GPL) as published by the Free Software
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# Foundation, in version 2 as it comes in the "COPYING" file of the
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# VirtualBox OSE distribution. VirtualBox OSE is distributed in the
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync#
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# Deal with differing "which" semantics on Linux and Solaris
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncmywhich() {
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync which "$1" | grep -v "no $1"
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync}
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncostype=`uname -s`
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncif test "$ostype" != "Linux" && test "$ostype" != "SunOS" ; then
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync echo "Linux/Solaris not detected."
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync exit 1
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncfi
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsynccase "$#" in "2"|"3")
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync ;;
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync *)
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync echo "Usage: `basename $0` DESCRIPTION COMMAND [ADVICE]" >&2
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync echo >&2
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync echo "Attempt to execute COMMAND with root privileges, displaying DESCRIPTION if" >&2
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync echo "possible and displaying ADVICE if possible if no su(1)-like tool is available." >&2
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync exit 1
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync ;;
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncesac
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncDESCRIPTION=$1
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncCOMMAND=$2
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncADVICE=$3
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncPATH=$PATH:/bin:/usr/bin:/usr/local/bin:/sbin:/usr/sbin:/usr/local/sbin:/usr/X11/bin
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsynccase "$ostype" in SunOS)
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync PATH=$PATH:/usr/sfw/bin:/usr/gnu/bin:/usr/xpg4/bin:/usr/xpg6/bin:/usr/openwin/bin:/usr/ucb
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync GKSU_SWITCHES="-au root"
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync ;;
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync *)
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync GKSU_SWITCHES=""
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync ;;
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncesac
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsynccase "$DISPLAY" in ?*)
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync KDESUDO="`mywhich kdesudo`"
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync case "$KDESUDO" in ?*)
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync eval "\"$KDESUDO\" --comment \"$DESCRIPTION\" -- $COMMAND"
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync exit
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync ;;
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync esac
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync GKSU="`mywhich gksu`"
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync case "$GKSU" in ?*)
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync # Older gksu does not grok --description nor '--' and multiple args.
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync # @todo which versions do?
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync # "$GKSU" --description "$DESCRIPTION" -- "$@"
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync # Note that $GKSU_SWITCHES is NOT quoted in the following
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync "$GKSU" $GKSU_SWITCHES "$COMMAND"
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync exit
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync ;;
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync esac
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync ;;
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncesac # $DISPLAY
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# pkexec may work for ssh console sessions as well if the right agents
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# are installed. However it is very generic and does not allow for any
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# custom messages. Thus it comes after gksu.
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncPKEXEC="`mywhich pkexec`"
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsynccase "$PKEXEC" in ?*)
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync eval "\"$PKEXEC\" $COMMAND"
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync exit
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync ;;
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncesac
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# The ultimate fallback is running 'su -' within an xterm. We use the
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# title of the xterm to tell what is going on.
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsynccase "$DISPLAY" in ?*)
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync SU="`mywhich su`"
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync case "$SU" in ?*)
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync GNOME_TERMINAL="`mywhich gnome-terminal`"
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync case "$GNOME_TERMINAL" in ?*)
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync "$GNOME_TERMINAL" --title "$DESCRIPTION - su" -x su - root -c "$COMMAND"
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync exit
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync ;;
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync esac
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync XTERM="`mywhich xterm`"
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync case "$XTERM" in ?*)
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync "$XTERM" -T "$DESCRIPTION - su" -e su - root -c "$COMMAND"
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync exit
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync ;;
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync esac
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync ;;
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync esac
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncesac # $DISPLAY
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync# Failure...
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsynccase "$DISPLAY" in ?*)
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync echo "Unable to locate 'pkexec', 'gksu' or 'su+xterm'. $ADVICE" >&2
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync ;;
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync *)
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync echo "Unable to locate 'pkexec'. $ADVICE" >&2
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync ;;
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncesac
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsync
935a1deeab6f2f945db30fbd7b174ec54ec264b9vboxsyncexit 1