Log rotation script example

1. !/bin/bash
2. Log Rotate

1. create a copy and clear the current log file

cp -a /var/log/fail2ban.log /var/log/fail2ban.log.tmp && echo "" | tee /var/log/fail2ban.log

1. compress the copy with datestamp in the title for log retention

tar cfj /var/log/fail2ban_log_$(date +"%Y%m%d").tar.bz2 /var/log/fail2ban.log.tmp

1. remove intermediate copy

rm /var/log/fail2ban.log.tmp