26 February 2021, 11:36
These release notes provide information about the syslog-ng Open Source Edition release.
The syslog-ng Open Source Edition (syslog-ng OSE) application is highly portable and is known to run on a wide range of hardware architectures (x86, x86_64, SUN Sparc, PowerPC 32 and 64, Alpha) and operating systems, including Linux, BSD, Solaris, IBM AIX, HP-UX, Mac OS X, Cygwin, and others.
The source code of syslog-ng Open Source Edition is released under the GPLv2 license and is available on GitHub.
See the Downloads page for binary packages.
This section lists the most recent changes of syslog-ng Open Source Edition (syslog-ng OSE).
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().
New parser: panos-parser()
From version 3.29, the syslog-ng OSE application supports the panos-parser() parser as SCL.
New PCRE flag: dupnames
From version 3.29, the syslog-ng OSE application supports using the dupnames flag to be used in PCRE expressions, allowing duplicate names for named subpatterns.
Support for the proxy() option in HTTP-based destinations
From version 3.28, the syslog-ng OSE application supports using the proxy() option in HTTP-based destinations.
New template function: map()
From version 3.28, the syslog-ng OSE application supports the map() template function.
Load balancing support
From syslog-ng OSE version 3.28, you can load balance your logs between multiple destinations.
New destinations: sumologic-http() and sumologic-syslog()
From version 3.27, the syslog-ng OSE application can send logs to Sumo Logic through the sumologic-http() and sumologic-syslog() destinations.
New rewrite function: set-facility()
From version 3.27, the syslog-ng OSE application supports using the set-facility() rewrite function to change the syslog facility associated with the message.
New parameter: ca-dir()
From syslog-ng OSE version 3.27, you can use the ca-dir() parameter for the tls() option for the network() source to set a bundled CA-file for peer-verification.
From syslog-ng OSE version 3.27, three new macros are available:
Arrow syntax support (Java and Python options)
From version 3.27, syslog-ng OSE supports the "arrow" syntax for declaring custom Python and Java options in your configuration.
For a detailed list of issues resolved in this release, see syslog-ng Releases page.