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<?xml version="1.0"?>
<interfaceDefinition>
<node name="system">
<children>
<node name="syslog" owner="${vyos_conf_scripts_dir}/system_syslog.py">
<properties>
<help>System logging</help>
<priority>400</priority>
</properties>
<children>
<node name="console">
<properties>
<help>Log to system console (/dev/console)</help>
</properties>
<children>
#include <include/syslog-facility.xml.i>
</children>
</node>
<tagNode name="remote">
<properties>
<help>Log to remote host</help>
<constraint>
<validator name="ip-address"/>
<validator name="fqdn"/>
</constraint>
<constraintErrorMessage>Invalid host (FQDN or IP address)</constraintErrorMessage>
<valueHelp>
<format>ipv4</format>
<description>Remote syslog server IPv4 address</description>
</valueHelp>
<valueHelp>
<format>ipv6</format>
<description>Remote syslog server IPv6 address</description>
</valueHelp>
<valueHelp>
<format>hostname</format>
<description>Remote syslog server FQDN</description>
</valueHelp>
</properties>
<children>
#include <include/syslog-facility.xml.i>
<node name="format">
<properties>
<help>Logging format</help>
</properties>
<children>
<leafNode name="octet-counted">
<properties>
<help>Allows for the transmission of multi-line messages (TCP only)</help>
<valueless/>
</properties>
</leafNode>
<leafNode name="include-timezone">
<properties>
<help>Use RFC 5424 format (with RFC 3339 timestamp and timezone)</help>
<valueless/>
</properties>
</leafNode>
</children>
</node>
#include <include/port-number.xml.i>
<leafNode name="port">
<defaultValue>514</defaultValue>
</leafNode>
#include <include/protocol-tcp-udp.xml.i>
#include <include/source-address-ipv4-ipv6.xml.i>
#include <include/interface/vrf.xml.i>
<node name="tls">
<properties>
<help>Transport Layer Security (TLS) options for secure syslog</help>
</properties>
<children>
<!-- CA cert help should describe trust anchor for server/client validation -->
#include <include/pki/ca-certificate.xml.i>
<!-- Certificate help should specify identity for mutual authentication -->
#include <include/pki/certificate.xml.i>
<leafNode name="auth-mode">
<properties>
<help>Specify the authentication and verification method for the remote peer's certificate during the TLS handshake</help>
<completionHelp>
<list>anon fingerprint certvalid name</list>
</completionHelp>
<valueHelp>
<format>anon</format>
<description>Allow encrypted connection without verifying the peer's identity (anonymous TLS)</description>
</valueHelp>
<valueHelp>
<format>fingerprint</format>
<description>Authenticate peer by matching its certificate fingerprint to a configured, permitted list (`permitted-peer` option)</description>
</valueHelp>
<valueHelp>
<format>certvalid</format>
<description>Authenticate peer if it presents a certificate signed by a trusted CA</description>
</valueHelp>
<valueHelp>
<format>name</format>
<description>Authenticate peer by verifying its certificate subject name against a configured value (`permitted-peer` option)</description>
</valueHelp>
<constraint>
<regex>(anon|fingerprint|certvalid|name)</regex>
</constraint>
</properties>
<defaultValue>anon</defaultValue>
</leafNode>
<leafNode name="permitted-peer">
<properties>
<help>Allowed peer certificate fingerprint or subject name</help>
<valueHelp>
<format>txt</format>
<description>Peer fingerprint - SHA1:XX:XX:XX:XX:XX:XX:XX:XX:XX:XX:XX:XX:XX:XX:XX:XX:XX:XX:XX:XX or subject name - logs.example.com</description>
</valueHelp>
<multi/>
</properties>
</leafNode>
</children>
</node>
</children>
</tagNode>
<node name="local">
<properties>
<help>Log to standard system location /var/log/messages</help>
</properties>
<children>
#include <include/syslog-facility.xml.i>
</children>
</node>
<node name="marker">
<properties>
<help>Mark messages sent to syslog</help>
</properties>
<children>
#include <include/generic-disable-node.xml.i>
<leafNode name="interval">
<properties>
<help>Mark message interval</help>
<valueHelp>
<format>u32:1-65535</format>
<description>Time in seconds</description>
</valueHelp>
<constraint>
<validator name="numeric" argument="--range 1-65535"/>
</constraint>
<constraintErrorMessage>Port number must be in range 1 to 65535</constraintErrorMessage>
</properties>
<defaultValue>1200</defaultValue>
</leafNode>
</children>
</node>
<leafNode name="preserve-fqdn">
<properties>
<help>Always include domain portion in hostname</help>
<valueless/>
</properties>
</leafNode>
</children>
</node>
</children>
</node>
</interfaceDefinition>
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