Linux Debian Logrotate

Documentation

• Official Doc

http://doc.ubuntu-fr.org/logrotate

• Unofficial Doc

http://www.admin-linux.fr/?p=1598

installation

• installation

apt-get install logrotate

• confirmation

logrotate

• configuration /etc/logrotate.conf

## logrotate.conf (logrotate)
#
# Description
#       logrotate configuration file.
#
 
# Log compress before rotate :
compress
# Default rotate frequency :
daily
# do rotate even if empty 
ifempty
# By default rotate is made 365,25 days per years
rotate 366
# remove too old archive
maxage 366
# send expire log by mail
maillast
# mail adress
mail fhh@admin-linux.fr
# if log doesn't exist don't send error
missingok
# add date to archive
dateext
# when archive is done on some logs, scripts pre and post rotate  are exeuted once by file
# the option "sharedscripts" set it to once
sharedscripts
# change archive user and group.
create 0640 root root
# send archives in this folder
olddir /var/log/archives
 
# specify special archive log rotate for argus :
/var/log/argus/argus.log {
        olddir /var/log/archives/argus
}

# Inclusion des scripts propres aux logs.
include /etc/logrotate.d

• folder

/etc/logrotate.d/

add a log rotate

• sample /etc/logrotate.d/apache2

/var/log/apache2/*.log {
       daily
       missingok
       rotate 14
       compress
       delaycompress
       notifempty
       create 640 root adm
       sharedscripts
       postrotate
               if /etc/init.d/apache2 status > /dev/null ; then \
                   /etc/init.d/apache2 reload > /dev/null; \
               fi;
       endscript
       prerotate
               if [ -d /etc/logrotate.d/httpd-prerotate ]; then \
                       run-parts /etc/logrotate.d/httpd-prerotate; \
               fi; \
       endscript
}

execute a log rotate

logrotate --force /etc/logrotate.d/apache2