X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/ea3bc19b9e6b236ca38c6bf506229fd41e89d6ad..60dc5e56c3e1a53aa42c0b74a4af3f7a3ad9118c:/doc/doc-txt/NewStuff diff --git a/doc/doc-txt/NewStuff b/doc/doc-txt/NewStuff index da99fb7b3..30cb58ab5 100644 --- a/doc/doc-txt/NewStuff +++ b/doc/doc-txt/NewStuff @@ -1,4 +1,4 @@ -$Cambridge: exim/doc/doc-txt/NewStuff,v 1.16 2004/11/24 15:43:36 ph10 Exp $ +$Cambridge: exim/doc/doc-txt/NewStuff,v 1.24 2004/12/29 10:16:52 ph10 Exp $ New Features in Exim -------------------- @@ -9,14 +9,14 @@ updated when there is a relatively large batch of changes). The doc/ChangeLog file contains a listing of all changes, including bug fixes. -Version 4.44 +Version 4.50 ------------ 1. There is a new build-time option called CONFIGURE_GROUP which works like CONFIGURE_OWNER. It specifies one additional group that is permitted for the runtime configuration file when the group write permission is set. - 2. The "control=submission" facility has a new option /retain_sender. This + 2. The "control=submission" facility has a new option /sender_retain. This has the effect of setting local_sender_retain true and local_from_check false for the incoming message in which it is encountered. @@ -151,9 +151,22 @@ Version 4.44 default - see 14 below), in the same way that multiple DNS records for a single item are handled. - The lookup fails only if all the DNS lookups fail. As long as at least one - of them yields some data, the lookup succeeds. However, if there is a - temporary DNS error for any of them, the lookup defers. + The dnsdb lookup fails only if all the DNS lookups fail. If there is a + temporary DNS error for any of them, the behaviour is controlled by + an optional keyword followed by a comma that may appear before the record + type. The possible keywords are "defer_strict", "defer_never", and + "defer_lax". With "strict" behaviour, any temporary DNS error causes the + whole lookup to defer. With "never" behaviour, a temporary DNS error is + ignored, and the behaviour is as if the DNS lookup failed to find anything. + With "lax" behaviour, all the queries are attempted, but a temporary DNS + error causes the whole lookup to defer only if none of the other lookups + succeed. The default is "lax", so the following lookups are equivalent: + + ${lookup dnsdb{defer_lax,a=one.host.com:two.host.com}} + ${lookup dnsdb{a=one.host.com:two.host.com}} + + Thus, in the default case, as long as at least one of the DNS lookups + yields some data, the dnsdb lookup succeeds. 15. It is now possible to specify the character to be used as a separator when a dnsdb lookup returns data from more than one DNS record. The default is a @@ -198,7 +211,11 @@ Version 4.44 2.1.168.192.black.list.tld and a.domain.black.list.tld Once a DNS record has been found (that matches a specific IP return - address, if specified), no further lookups are done. + address, if specified), no further lookups are done. If there is a + temporary DNS error, the rest of the sublist of domains or IP addresses is + tried. The dnslists item itself defers only if none of the other DNS + lookups in this sublist succeeds. In other words, a successful lookup for + any of the items in the sublist overrides a defer for a previous item. 17. The log selector queue_time_overall causes Exim to output the time spent on the queue as an addition to the "Completed" message. Like queue_time (which @@ -206,6 +223,30 @@ Version 4.44 "QT=", and it is measured from the time that the message starts to be received, so it includes the reception time. +18. It is now possible to use both -bF and -bf on the same command, in order to + test a system filter and a user filter in the same run. For example: + + exim -bF /system/filter -bf /user/filter