#history
export HISTTIMEFORMAT="[%Y.%m.%d %H:%M:%S]"
USER_IP=`who -u am i 2>/dev/null| awk '{print $NF}'|sed -e 's/[()]//g'`
HISTDIR=/var/log/.hist
if [ -z $USER_IP ]
then
USER_IP=`hostname`
fi
 
if [ ! -d $HISTDIR ]
then
        mkdir -p $HISTDIR
        chmod 777 $HISTDIR
fi
 
if [ ! -d $HISTDIR/${LOGNAME} ]
then
        mkdir -p $HISTDIR/${LOGNAME}
        chmod 300 $HISTDIR/${LOGNAME}
        fi
export HISTSIZE=4096
DT=`date "+%Y%m%d_%H%M%S"`
export HISTFILE="$HISTDIR/${LOGNAME}/${USER_IP}.hist.$DT"
chmod 600 $HISTDIR/${LOGNAME}/*.hist* 2>/dev/null