logrotate.sh

   1 #!/bin/sh
   2
   3 # rotate the messages file if >= 4M
   4
   5 if [ -f /var/log/messages ] ; then
   6 mess_size=`du -h /var/log/messages | awk '{ print $1 }' | sed 's/.*k/0/' | awk -F. '{ print $1 }'`
   7 if [ "$mess_size" -gt "3" ] ; then
   8         rm -f /var/log/messages.bz2
   9         bzip2 /var/log/messages
  10         echo "rotated /var/log/messages file."
  11 fi
  12 fi
  13
  14 if [ ! -f /var/log/messages ] ; then
  15         touch /var/log/messages
  16         echo "touched new /var/log/messages file."
  17         /etc/init.d/sysklogd stop
  18         /etc/init.d/sysklogd start
  19 fi
  20