[Rspamd-Users] Rspamd 2.4 has been released

Vsevolod Stakhov vsevolod at rspamd.com
Wed Feb 26 13:42:00 UTC 2020

We have released Rspamd 2.4 today.

This is a bug fixes release mainly.

3 major projects in this release:

- Logger system rework: fixed syslog logging, improved architecture,
improved logging reload
- URL composition library (similar to old 2tld map for surbl module),
use this library in RBL module for all URL like objects: urls, emails,
dkim domains
- Implemented SSL client caching: it should improve client SSL
connections: Clickhouse, SMTPS, maps check and so on for both client and
a server.

Several major fixes:

- Parsing of the content type attributes
- Avoid collisions in mempool variables
- Fixed Redis Sentinel support
- Fixed IPv6 listening
- Fixed mime modifications for 7bit parts
- Fixed passthrough result and smtp message
- Important eSLD url composition fixes
- Various neural network plugin fixes

Useful features:

- Custom additional columns in Clickhouse plugin
- Support of CDB maps everywhere to share huge maps across workers with
no extra cost

Here is the list of the most important changes:

  * [CritFix] Fix parsing of the content type attributes
  * [Feature] Clickhouse: Add extra columns support
  * [Feature] Rbl: Add url_compose_map option for RBL rules
  * [Fix] 'R' flag is for all headers regexp
  * [Fix] Allow to reset settings id from Lua (e.g. because of the priority)
  * [Fix] Avoid collisions in mempool variables by changing fuzzy
caching logic
  * [Fix] Avoid strdup usage for symbols options
  * [Fix] Do not trust stat(2) it lies
  * [Fix] Filter all options for symbols to have sane characters
  * [Fix] Fix all headers iteration
  * [Fix] Fix allowed_settings for neural
  * [Fix] Fix listen socket parsing
  * [Fix] Fix maps expressions evaluation
  * [Fix] Fix sentinel connections leak by using async connections
  * [Fix] Fix smtp message on passthrough result
  * [Fix] Fix tld compositon rules
  * [Fix] Fuzzy_storage: Do not check for shingles if a direct hash has
been found
  * [Fix] Lua_mime: Do not perform QP encoding for 7bit parts
  * [Fix] Neural: Distinguish missing symbols from symbols with low scores
  * [Fix] Support listening on systemd sockets by name
  * [Project] Add lua_urls_compose library
  * [Project] Allow to set a custom log function to the logger
  * [Project] CDB maps: Start making cdb a first class citizen
  * [Project] Clickhouse: Add extra columns concept
  * [Project] Fix urls composition rules, add unit tests
  * [Project] Unify cdb maps
  * [Rework] Logger infrastructure rework
  * [Rework] Refactor libraries structure
  * [Rework] Rework SSL caching
  * [Rework] Update snowball stemmer to 2.0 and remove all crap aside of

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