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