SYSLOG5424PRINTASCII [!-~]+ SYSLOGBASE2 (?:%{SYSLOGTIMESTAMP:timestamp}|%{TIMESTAMP_ISO8601:timestamp8601}) (?:%{SYSLOGFACILITY} )?%{SYSLOGHOST:logsource}+(?: %{SYSLOGPROG}:|) SYSLOGPAMSESSION %{SYSLOGBASE} (?=%{GREEDYDATA:message})%{WORD:pam_module}\(%{DATA:pam_caller}\): session %{WORD:pam_session_state} for user %{USERNAME:username}(?: by %{GREEDYDATA:pam_by})? CRON_ACTION [A-Z ]+ CRONLOG %{SYSLOGBASE} \(%{USER:user}\) %{CRON_ACTION:action} \(%{DATA:message}\) SYSLOGLINE %{SYSLOGBASE2} %{GREEDYDATA:message} # IETF 5424 syslog(8) format (see http://www.rfc-editor.org/info/rfc5424) SYSLOG5424PRI <%{NONNEGINT:syslog5424_pri}> SYSLOG5424SD \[%{DATA}\]+ SYSLOG5424BASE %{SYSLOG5424PRI}%{NONNEGINT:syslog5424_ver} +(?:%{TIMESTAMP_ISO8601:syslog5424_ts}|-) +(?:%{IPORHOST:syslog5424_host}|-) +(-|%{SYSLOG5424PRINTASCII:syslog5424_app}) +(-|%{SYSLOG5424PRINTASCII:syslog5424_proc}) +(-|%{SYSLOG5424PRINTASCII:syslog5424_msgid}) +(?:%{SYSLOG5424SD:syslog5424_sd}|-|) SYSLOG5424LINE %{SYSLOG5424BASE} +%{GREEDYDATA:syslog5424_msg}