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#! /bin/sh
# 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
# 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`"
TSOCKS="`which tsocks`"
PROG=""
if [ ! -x "$TSOCKS" ]
then
echo "$0: Can't find tsocks in PATH. Perhaps you haven't installed it?" >&2
else
PROG=$TSOCKS
fi
if [ ! -x "$TORSOCKS" ]
then
echo "$0: Can't find torsocks in PATH. Perhaps you haven't installed it?" >&2
else
PROG=$TORSOCKS
fi
if [ ! -x "$PROG" ]
then
echo "$0: Can't find the required tor helpers in our PATH. Perhaps you haven't installed them?" >&2
exit 1;
fi
# Check for any argument list
if [ "$#" = 0 ]
then
echo "Usage: $0 [-hv] <command> [<options>...]" >&2
exit 1
fi
if [ "$#" = 1 ] && ( [ "$1" = "-h" ] || [ "$1" = "--help" ] )
then
echo "Usage: $0 [-hv] <command> [<options>...]"
exit 0
fi
if [ "$1" = "-v" ] || [ "$1" = "--verbose" ]
then
echo "We're armed with the following tsocks: $TSOCKS"
echo "We're armed with the following torsocks: $TORSOCKS"
echo "We're attempting to use $PROG for all tor action."
shift 1
fi
if [ "$PROG" == "$TSOCKS" ]
then
# Define our tsocks config file
TSOCKS_CONF_FILE="/etc/tor/tor-tsocks.conf"
export TSOCKS_CONF_FILE
# Check that we've got a tsocks config file
if [ -r "$TSOCKS_CONF_FILE" ]
then
echo "WARNING: tsocks is known to leak DNS and UDP data." >&2
exec tsocks "$@"
echo "$0: Failed to exec tsocks $@" >&2
exit 1
else
echo "$0: Missing tsocks configuration file \"$TSOCKS_CONF_FILE\"." >&2
exit 1
fi
fi
if [ "$PROG" == "$TORSOCKS" ]
then
exec torsocks "$@"
fi
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