history_log_Centos7

PS1="`whoami`@`hostname`:"'[$PWD]' 
         
         
         history 
         
         
         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 /tmp/dbasky ] 
         
         
         then 
         
         
         mkdir /tmp/dbasky 
         
         
         chmod 777 /tmp/dbasky 
         
         
         fi 
         
         
         if [ ! -d /tmp/dbasky/${LOGNAME} ] 
         
         
         then 
         
         
         mkdir /tmp/dbasky/${LOGNAME} 
         
         
         chmod 300 /tmp/dbasky/${LOGNAME} 
         
         
         fi 
         
         
         export HISTSIZE=4096 
         
         
         DT=`date "+%Y-%m-%d_%H:%M:%S"` 
         
         
         export HISTFILE="/tmp/dbasky/${LOGNAME}/${USER_IP} dbasky.$DT" 
         
         
         chmod 600 /tmp/dbasky/${LOGNAME}/*dbasky* 2>/dev/null