#!	/bin/sh
#
#	@(#)mkccu.sh	13.2   (RC International)   91/12/27
#
# Make an entry in the password file and a home directory for 
# the specified Communication Control Unit
# 
umask 0

case $# in
3)  CUDIR=$1;  USER=$2;  HOMEDIR=$CUDIR/$3;;
*)  echo Usage: $0 main_directory  FTS_user_name  unit_name 1>&2 ; exit 1 ;;
esac

USR_NO_FILE=/etc/.mkccu_user_no
if test ! -s $USR_NO_FILE
then
    echo "$USR_NO_FILE does not exist."
    exit 2
fi

if [ `id | cut -c1-6` != "uid=0(" ] ; then
    echo Must be root to execute this script
    exit 2
fi

USR=""
while test -z "$USR"
do
    x=`cat $USR_NO_FILE`
    echo 0 $x 1 + p | dc > $USR_NO_FILE
    USR=`cat $USR_NO_FILE`
    cut -f3-5 -d: /etc/passwd |\
    grep -s "^$USR:"
    if test "$?" -eq "0"
    then
        USR=""
    fi
done
GRP=4;

NAME="Load user control Unit $3"

FTSPATH=.ftspath

if [ ! -d $CUDIR ]
then
    echo $0: Main directory $CUDIR does not exit
    exit 2
fi

if PASSWD=`grep "^$USER:" /etc/passwd`
then
    echo $0: FTS user name already in password file
    exit 2
fi

if [ -d $HOMEDIR ]
then
    echo $0: Unit directory $HOMEDIR exists already
    exit 2
fi

/usr/sbin/passmgmt -a -c"$NAME" -h$HOMEDIR -u$USR -g$GRP -s/etc/keepaway $USER
/bin/passwd -d $USER
echo FTS user $USER \(userno=$USR,grpno=$GRP\) inserted in password file

mkdir $HOMEDIR

if [ $? = 0 ]
then
    chmod 755 $HOMEDIR
    chown $USR $HOMEDIR
    chgrp $GRP $HOMEDIR
    echo Home directory $HOMEDIR created for user $USER
else
    echo "$0: Can't create home directory $HOMEDIR for $USER"
    exit 2
fi

cd $HOMEDIR

echo "PATH=$CUDIR" > $FTSPATH
chmod 755 $FTSPATH
chown $USR $FTSPATH
echo $FTSPATH created in $HOMEDIR