On 2017-12-18 10:23, Timo Sirainen wrote:
> https://dovecot.org/releases/2.3/rc/dovecot-2.3.0.rc1.tar.gz > https://dovecot.org/releases/2.3/rc/dovecot-2.3.0.rc1.tar.gz.sig > > It's finally time for v2.3 release branch! There are several new and exciting > features in it. I'm especially happy about the new logging and statistics > code, which will allow us to generate statistics for just about everything. > We didn't have time to implement everything we wanted for them yet, and there > especially aren't all that many logging events yet that can be used for > statistics. We'll implement those to v2.3.1, which might also mean that some > of the APIs might still change in v2.3.1 if that's required. > > We also have new lib-smtp server code, which was used to implement SMTP > submission server and do a partial rewrite for LMTP server. Please test these > before v2.3.0 to make sure we don't have any bad bugs left! > > BTW. The v2.3.0 will most likely be signed with a new PGP key ED409DA1. > > Some of the larger changes: > > * Various setting changes, see https://wiki2.dovecot.org/Upgrading/2.3 > * Logging rewrite started: Logging is now based on hierarchical events. > This makes it possible to do various things, like: 1) giving > consistent log prefixes, 2) enabling debug logging with finer > granularity, 3) provide logs in more machine readable formats > (e.g. json). Everything isn't finished yet, especially a lot of the > old logging code still needs to be translated to the new way. > * Statistics rewrite started: Stats are now based on (log) events. > It's possible to gather statistics about any event that is logged. > See http://wiki2.dovecot.org/Statistics for details > * ssl_dh setting replaces the old generated ssl-parameters.dat > * IMAP: When BINARY FETCH finds a broken mails, send [PARSE] error > instead of [UNKNOWNCTE] > * Linux: core dumping via PR_SET_DUMPABLE is no longer enabled by > default due to potential security reasons (found by cPanel Security > Team). > > + Added support for SMTP submission proxy server, which includes > support for BURL and CHUNKING extension. > + LMTP rewrite. Supports now CHUNKING extension and mixing of > local/proxy recipients. > + auth: Support libsodium to add support for ARGON2I and ARGON2ID > password schemes. > + auth: Support BLF-CRYPT password scheme in all platforms > + auth: Added LUA scripting support for passdb/userdb. > See https://wiki2.dovecot.org/AuthDatabase/Lua > - Input streams are more reliable now when there are errors or when > the maximum buffer size is reached. Previously in some situations > this could have caused Dovecot to try to read already freed memory. > - Output streams weren't previously handling failures when writing a > trailer at the end of the stream. This mainly affected encrypt and > zlib compress ostreams, which could have silently written truncated > files if the last write happened to fail (which shouldn't normally > have ever happened). > - virtual plugin: Fixed panic when fetching mails from virtual > mailboxes with IMAP BINARY extension. > - Many other smaller fixes
