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#! /bin/sh
# ***************************************************************************
# * *
# * Copyright (C) 2008-2011 Robert Hogan <robert@roberthogan.net> *
# * *
# * This program is free software; you can redistribute it and/or modify *
# * it under the terms of the GNU General Public License as published by *
# * the Free Software Foundation; either version 2 of the License, or *
# * (at your option) any later version. *
# * *
# * This program is distributed in the hope that it will be useful, *
# * but WITHOUT ANY WARRANTY; without even the implied warranty of *
# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
# * GNU General Public License for more details. *
# * *
# * You should have received a copy of the GNU General Public License *
# * along with this program; if not, write to the *
# * Free Software Foundation, Inc., *
#* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
# ***************************************************************************
# * *
# * This is a modified version of a source file from the Tor project. *
# * Original copyright notice from tsocks source file follows: *
# ***************************************************************************
# Wrapper script for use of the tsocks(8) transparent socksification library
# See the tsocks(1) and torify(1) manpages.
# Copyright (c) 2004, 2006 Peter Palfrader
# Modified by Jacob Appelbaum <jacob@appelbaum.net> April 16th 2006
# Modified by Marcus Griep <marcus@griep.us> June 16 2009
# May be distributed under the same terms as Tor itself
# Define and ensure we have tsocks
# XXX: what if we don't have which?
TORSOCKS="`which torsocks`"
PROG=
VERBOSE=
usage () {
echo "Usage: $0 [-hv] <command> [<options>...]"
}
not_found () {
echo "ERROR: $1 cannot be found in PATH." >&2
exit 1
}
set_id () {
echo "ERROR: $1 is set${2}id. usewithtor will not work on a set${2}id executable." >&2
exit 1
}
# Check for any argument list
if [ "$#" = 0 ]; then
usage >&2
exit 1
fi
while [ "$1" ]; do
case "$1" in
-h|--h*)
usage
exit 0
;;
-v|--v*)
VERBOSE=YesPlease
shift
;;
*)
break;
esac
done
if ! which "$1" >/dev/null 2>&1; then
not_found $1
elif [ -u `which "$1"` ]; then
set_id $1 u
elif [ -g `which "$1"` ]; then
set_id $1 g
fi
if [ -x "$TORSOCKS" ]; then
PROG=torsocks
else
echo "$0: Unable to find torsocks in PATH." >&2
echo " Perhaps you haven't installed it?" >&2
exit 1
fi
if [ "$VERBOSE" ]; then
echo "We're armed with the following torsocks: $TORSOCKS"
echo "We're attempting to use $PROG for all tor action."
fi
if [ "$PROG" = "torsocks" ]; then
# Define our torsocks config file
TORSOCKS_CONF_FILE="/etc/torsocks.conf"
export TORSOCKS_CONF_FILE
# Check that we've got a torsocks config file
if [ -r "$TORSOCKS_CONF_FILE" ]; then
exec torsocks "$@"
else
echo "$0: Missing torsocks configuration file \"$TORSOCKS_CONF_FILE\" - torsocks will use defaults sensible for Tor." >&2
exec torsocks "$@"
fi
fi
# We should have hit an exec. If we get here, we didn't exec
echo "$0: failed to exec $PROG $@" >&2
exit 1
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