e631f426f4
Backport of https://github.com/sonic-net/sonic-buildimage/pull/12490 into 202211 - Why I did it Support syslog rate limit configuration feature - How I did it Remove unused rsyslog.conf from containers Modify docker startup script to generate rsyslog.conf from template files Add metadata/init data for syslog rate limit configuration - How to verify it Manual test New sonic-mgmt regression cases
116 lines
3.3 KiB
Django/Jinja
116 lines
3.3 KiB
Django/Jinja
###############################################################################
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# Managed by Ansible
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# file: ansible/roles/acs/templates/rsyslog.conf.j2
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###############################################################################
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#
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# /etc/rsyslog.conf Configuration file for rsyslog.
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#
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# For more information see
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# /usr/share/doc/rsyslog-doc/html/rsyslog_conf.html
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#################
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#### MODULES ####
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#################
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$ModLoad imuxsock # provides support for local system logging
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{% if SYSLOG_CONFIG is defined %}
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{% if 'GLOBAL' in SYSLOG_CONFIG %}
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{% if 'rate_limit_interval' in SYSLOG_CONFIG['GLOBAL']%}
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{% set rate_limit_interval = SYSLOG_CONFIG['GLOBAL']['rate_limit_interval'] %}
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{% endif %}
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{% if 'rate_limit_burst' in SYSLOG_CONFIG['GLOBAL']%}
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{% set rate_limit_burst = SYSLOG_CONFIG['GLOBAL']['rate_limit_burst'] %}
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{% endif %}
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{% endif %}
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{% endif %}
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{% if rate_limit_interval is defined %}
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$SystemLogRateLimitInterval {{ rate_limit_interval }}
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{% endif %}
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{% if rate_limit_burst is defined %}
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$SystemLogRateLimitBurst {{ rate_limit_burst }}
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{% endif %}
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$ModLoad imklog # provides kernel logging support
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#$ModLoad immark # provides --MARK-- message capability
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# provides UDP syslog reception
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$ModLoad imudp
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$UDPServerAddress {{udp_server_ip}} #bind to localhost before udp server run
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$UDPServerRun 514
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# provides TCP syslog reception
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#$ModLoad imtcp
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#$InputTCPServerRun 514
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###########################
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#### GLOBAL DIRECTIVES ####
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###########################
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#
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# Use traditional timestamp format.
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# To enable high precision timestamps, comment out the following line.
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#
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#$ActionFileDefaultTemplate RSYSLOG_TraditionalFileFormat
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# Define a custom template
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$template SONiCFileFormat,"%timegenerated%.%timegenerated:::date-subseconds% %HOSTNAME% %syslogseverity-text:::uppercase% %syslogtag%%msg:::sp-if-no-1st-sp%%msg:::drop-last-lf%\n"
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$ActionFileDefaultTemplate SONiCFileFormat
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#
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# Set the default permissions for all log files.
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#
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$FileOwner root
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$FileGroup adm
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$FileCreateMode 0640
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$DirCreateMode 0755
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$Umask 0022
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#
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# Where to place spool and state files
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#
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$WorkDirectory /var/spool/rsyslog
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#
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# Include all config files in /etc/rsyslog.d/
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#
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$IncludeConfig /etc/rsyslog.d/*.conf
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#
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# Suppress duplicate messages and report "message repeated n times"
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#
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$RepeatedMsgReduction on
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###############
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#### RULES ####
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###############
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#
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# Remote syslog logging
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#
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# The omfwd plug-in provides the core functionality of traditional message forwarding via UDP and plain TCP.
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# It is a built-in module that does not need to be loaded.
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{% if SYSLOG_SERVER is defined %}
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{% for server, data in SYSLOG_SERVER.items() %}
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{% set params_list = [] %}
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{% if 'source' in data %}
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{% set dummy = params_list.append('address=' + '"' + data.source|string + '"') %}
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{% endif %}
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{% if 'port' in data %}
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{% set dummy = params_list.append('port=' + '"' + data.port|string + '"') %}
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{% endif %}
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{% if 'vrf' in data and data['vrf'] != "default" %}
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{% set dummy = params_list.append('device=' + '"' + data.vrf|string + '"') %}
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{% endif %}
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{% if params_list %}
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*.* action(type="omfwd" target="{{ server }}" protocol="udp" {{ params_list|join(' ') }} template="SONiCFileFormat")
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{% else %}
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*.* action(type="omfwd" target="{{ server }}" protocol="udp" template="SONiCFileFormat")
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{% endif %}
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{% endfor %}
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{% endif %}
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