Example configuration /etc/rsyslog.conf

Below is an example configuration for the main file of rsyslog. Lines starting with a hash symbol (#) are either comments or disabled features. In addition to this file, there are other supplementary configurations stored in the /etc/rsyslog.d/ directory.

Several pieces of information need to be properly enabled and configured here:

# provides TCP syslog reception

$ModLoad imtcp

$InputTCPServerRun 514

This fragment enable TCP plugin for server and setup valid port for listening for syslog messages.

# Set the default permissions for all log files.

#

$FileOwner syslog

$FileGroup adm

$FileCreateMode 0640

$DirCreateMode 0755

$Umask 0022

$PrivDropToUser syslog

$PrivDropToGroup syslog

This setup proper UNIX permission states and owner of log file.

# Include all config files in /etc/rsyslog.d/

#

$IncludeConfig /etc/rsyslog.d/*.conf

This fragment enables additional configs from /etc/rsyslog.d/ catalog

# /etc/rsyslog.conf configuration file for rsyslog
#
# For more information install rsyslog-doc and see
# /usr/share/doc/rsyslog-doc/html/configuration/index.html
#
# Default logging rules can be found in /etc/rsyslog.d/50-default.conf


#################
#### MODULES ####
#################

module(load="imuxsock") # provides support for local system logging
#module(load="immark")  # provides --MARK-- message capability

# provides UDP syslog reception
#module(load="imudp")
#input(type="imudp" port="514")

# provides TCP syslog reception
$ModLoad imtcp
$InputTCPServerRun 514

# provides kernel logging support and enable non-kernel klog messages
module(load="imklog" permitnonkernelfacility="on")

###########################
#### GLOBAL DIRECTIVES ####
###########################

#
# Use traditional timestamp format.
# To enable high precision timestamps, comment out the following line.
#
$ActionFileDefaultTemplate RSYSLOG_TraditionalFileFormat

# Filter duplicated messages
$RepeatedMsgReduction on

#
# Set the default permissions for all log files.
#
$FileOwner syslog
$FileGroup adm
$FileCreateMode 0640
$DirCreateMode 0755
$Umask 0022
$PrivDropToUser syslog
$PrivDropToGroup syslog

#
# Where to place spool and state files
#
$WorkDirectory /var/spool/rsyslog

#
# Include all config files in /etc/rsyslog.d/
#
$IncludeConfig /etc/rsyslog.d/*.conf