X-Git-Url: https://git.exim.org/users/heiko/exim.git/blobdiff_plain/83e029d54f2edd11b1706609832693c9540f7783..13eb9497df3c4149ea8cc3d95410f3232d6337da:/doc/doc-txt/NewStuff diff --git a/doc/doc-txt/NewStuff b/doc/doc-txt/NewStuff index 35ed9a399..2609d0a1f 100644 --- a/doc/doc-txt/NewStuff +++ b/doc/doc-txt/NewStuff @@ -1,4 +1,4 @@ -$Cambridge: exim/doc/doc-txt/NewStuff,v 1.169 2010/06/05 23:50:18 pdp Exp $ +$Cambridge: exim/doc/doc-txt/NewStuff,v 1.176 2010/06/14 18:51:10 pdp Exp $ New Features in Exim -------------------- @@ -38,10 +38,14 @@ Version 4.73 av_scanner = clamd:192.0.2.3 1234:local + ClamAV's ExtendedDetectionInfo response format is now handled. + 4. There is now a -bmalware option, restricted to admin users. This option takes one parameter, a filename, and scans that file with Exim's malware-scanning framework. This is intended purely as a debugging aid to ensure that Exim's scanning is working, not to replace other tools. + Note that the ACL framework is not invoked, so if av_scanner references + ACL variables without a fallback then this will fail. 5. There is a new expansion operator, "reverse_ip", which will reverse IP addresses; IPv4 into dotted quad, IPv6 into dotted nibble. Examples: @@ -51,6 +55,45 @@ Version 4.73 ${reverse_ip:2001:0db8:c42:9:1:abcd:192.0.2.3} -> 3.0.2.0.0.0.0.c.d.c.b.a.1.0.0.0.9.0.0.0.2.4.c.0.8.b.d.0.1.0.0.2 + 6. There is a new ACL control called "debug", to enable debug logging. + This allows selective logging of certain incoming transactions within + production environments, with some care. It takes two options, "tag" + and "opts"; "tag" is included in the filename of the log and "opts" + is used as per the -d command-line option. Examples, which + don't all make sense in all contexts: + + control = debug + control = debug/tag=.$sender_host_address + control = debug/opts=+expand+acl + control = debug/tag=.$message_exim_id/opts=+expand + + 7. It has always been implicit in the design and the documentation that + "the Exim user" is not root. src/EDITME said that using root was + "very strongly discouraged". This is not enough to keep people from + shooting themselves in the foot in days when many don't configure Exim + themselves but via package build managers. The security consequences of + running various bits of network code are severe if there should be bugs in + them. As such, the Exim user may no longer be root. If configured + statically, Exim will refuse to build. If configured as ref:user then Exim + will exit shortly after start-up. If you must shoot yourself in the foot, + then henceforth you will have to maintain your own local patches to strip + the safeties off. + + 8. There is a new expansion operator, bool_lax{}. Where bool{} uses the ACL + condition logic to determine truth/failure and will fail to expand many + strings, bool_lax{} uses the router condition logic, where most strings + do evaluate true. + Note: bool{00} is false, bool_lax{00} is true. + + 9. Routers now support multiple "condition" tests, + +10. There is now a runtime configuration option "tcp_wrappers_daemon_name". + Setting this allows an admin to define which entry in the tcpwrappers + config file will be used to control access to the daemon. This option + is only available when Exim is built with USE_TCP_WRAPPERS. The + default value is set at build time using the TCP_WRAPPERS_DAEMON_NAME + build option. + Version 4.72 ------------ @@ -94,7 +137,7 @@ Version 4.70 / 4.71 2. Experimental DCC support via dccifd (contributed by Wolfgang Breyha). 3. There is now a bool{} expansion condition which maps certain strings to - true/false condition values (most likely of use in conjuction with the + true/false condition values (most likely of use in conjunction with the and{} expansion operator). 4. The $spam_score, $spam_bar and $spam_report variables are now available @@ -118,6 +161,12 @@ Version 4.70 / 4.71 9. The transport_filter_timeout option now applies to SMTP transports too. +Version 4.69 +------------ + + 1. Preliminary DKIM support in Experimental. + + Version 4.68 ------------