New destination: mqtt()

From version 3.33, you can use the mqtt() destination to publish messages to MQTT brokers.

New option added to syslog-parser(): drop-invalid ()

From version 3.32, you can use the drop-invalid() option in syslog-parser().

New rewrite function:set-pri()

From version 3.31, the syslog-ng OSE application supports using the set-pri() rewrite function, which sets the PRI value of a syslog message by specifying a template string.

Silent message option in telegram() destination

From version 3.31, you can use the disable_notification() option in the telegram() destination to send silent messages to Telegram.

New pattern parser: @OPTIONALSET@

From version 3.31, you can use the @OPTIONALSET@ parser to parse any combination of the specified characters.

New flag in syslog-parser(): no-header

From version 3.31, you can use the no-header flag in the syslog-parser() parser.

New template function: filter()

From version 3.30, the syslog-ng OSE application supports using the filter() template function, which runs the filter expression on each element of a given list, and returns only those list elements that meet the requirements of the filter expression.

New option for systemd-journal() source: namespace()

From version 3.30, the syslog-ng OSE application supports using the namespace() option for the systemd-journal() source, which works exactly the same way as the respective option of the Journalctl command line tool.

Local timezone STD format supported for %z format element in date-parser()

From version 3.30, the syslog-ng OSE application supports using the local timezone STD format for the %z format element of date-parser().