X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/d0c5c351da260a04bb28a70f1e437f7cec42c9b4..79378e0f6db8bdf7cde0da6bf518aa2e94906307:/doc/doc-misc/WishList diff --git a/doc/doc-misc/WishList b/doc/doc-misc/WishList index d0997e688..fc5e0c126 100644 --- a/doc/doc-misc/WishList +++ b/doc/doc-misc/WishList @@ -1,4 +1,4 @@ -$Cambridge: exim/doc/doc-misc/WishList,v 1.54 2005/10/14 15:44:53 ph10 Exp $ +$Cambridge: exim/doc/doc-misc/WishList,v 1.65 2006/03/09 15:10:16 ph10 Exp $ EXIM 4 WISH LIST ---------------- @@ -295,16 +295,6 @@ David Carter So several warnings could be generated as the mailbox got bigger and bigger. ------------------------------------------------------------------------------ -(146) 15-May-2000 M Allow SMTP error codes in retry rules - -This would allow special handling of certain errors from certain hosts. In -particular, it would allow failing of certain 4xx codes. - -This is now available for 4xx responses to RCPT commands. Is anything more -needed? Apparently, yes; there's been a request for a similar feature for MAIL -commands. ------------------------------------------------------------------------------- - (148) 15-May-2000 S Warn recipient if message rejected for quota excession. Heinz Ekker @@ -1220,12 +1210,6 @@ Maybe there should always be a variable with the error message for all the different kinds of verify failure. ------------------------------------------------------------------------------ -(196) 30-Sep-03 S A way of detecting whether it was HELO or EHLO in the ACL - -$received_protocol isn't reset until after the command is accepted (which -seems right), and $smtp_data shows only the arguments. Maybe $smtp_command? ------------------------------------------------------------------------------- - (197) 30-Sep-03 S MACROS_DROP_PRIVS and ALT_CONFIG_DROP_PRIVS Now that alternative configurations can be restricted to certain directories, @@ -1261,11 +1245,6 @@ This is an option that turns all hard bounces into soft bounces. The idea is that it can be used as a safety-net while testing configurations. Instead of a local bounce, the message stays on the queue; instead of 5xx SMTP responses, 4xx ones are given. - -The ability to do the opposite - turn 4xx into 5xx under certain circumstances -might also be useful (e.g. after a certain time). This might best be done by -extending the retry logic to recognize 4xx as a special error. (This is now -done.) ------------------------------------------------------------------------------ (202) 10-Oct-03 S -bvsomething to do a callout after the verify @@ -1303,7 +1282,6 @@ permanent ones after some fixed time. ------------------------------------------------------------------------------ (209) 31-Oct-03 S a way of making crashes in pipe commands temporary errors - ------------------------------------------------------------------------------ (210) 31-Oct-03 S runtime option to change the daemon name used for tcprwappers @@ -1325,14 +1303,6 @@ See also 333. Unfortunately, this isn't quite as trivial as it seems. ------------------------------------------------------------------------------ -(215) 14-Nov-03 S A way of turning off message-submission fix-ups - -Globally, and perhaps also via an ACL control so that it can be done on a -per-message basis. Is this still needed? Since this item was added to this -list, default fixups for non-local messages have been removed, and control = -submission has been added. ------------------------------------------------------------------------------- - (215) 26-Nov-03 M/L Conversion of IDNA domain names for logging IDNA (RFCs 3490-3492) converts domains names containing non-ASCII characters @@ -1344,13 +1314,6 @@ e.g. exigrep, eximstats, will be automatically handled if the logs are changed.) ------------------------------------------------------------------------------ -(216) 27-Nov-03 S Option to bounce if required TLS doesn't happen - -This is for the smtp transport with hosts_require_tls set. Currently, it -defers. Possibly the best approach is to make the error one that can be seen by -the retry logic. ------------------------------------------------------------------------------- - (217) 27-Nov-03 M A function to pass back variables from Perl This is a function that can be called from Perl, to take a name and a value and @@ -1456,12 +1419,6 @@ this reason, I don't really like this idea. (236) 02-Feb-04 S String in local_scan that's added to the binary version string ------------------------------------------------------------------------------ -(237) 02-Feb-04 M Add_header in ACLs because "message" is overloaded - -This would be useful for verbs where "message" is an error message. See also -333. ------------------------------------------------------------------------------- - (238) 05-Feb-04 S ${address to handle multiple addresses At present, ${address expects to see just one address. An extension would let @@ -1622,12 +1579,6 @@ For example: mainlog_selector and rejectlog_selector, with log_selector setting both of them. ------------------------------------------------------------------------------ -(286) 21-Jul-04 M Distinguishing a larger number of errors - -For instance, detecting "connection reset by peer" (ENETRESET or ECONNRESET) -might be useful. ------------------------------------------------------------------------------- - (288) 10-Aug-04 M Option for verify to require MX e.g. verify=sender/require_mx @@ -1919,7 +1870,7 @@ headers should be re-planned and re-implemented in a more consistent manner. These are the main previous items: Exim 3 Wish List: 41, 85, 149, 187. -Exim 4 Wish List: 55, 62, 63, 160, 212, 237, 270, 314, 328. +Exim 4 Wish List: 55, 62, 63, 160, 212, 270, 314, 328. ------------------------------------------------------------------------------ (334) 07-Jun-05 M Support for messages larger than 2G @@ -1969,7 +1920,7 @@ second. Maybe something like ${match_any{...}{...}} is needed. (341) 15-Sep-05 S Add /return_path_retain to submission mode -This would re-instate the behaviour prior to change 4.52/TF/02. +This would re-instate the behaviour prior to change 4.52/PH/04. ------------------------------------------------------------------------------ (342) 26-Sep-05 T Log and maybe defer odd values for condition pre-condition @@ -1983,6 +1934,34 @@ should also defer, for compatibility with ACLs. The natural syntax for this would be to use a regex, like this: ${lookup regex{/some/file regex}{found-string}{not-found-string}} +However, it would be natural to want to use $1 etc in the found-string; this +would be hard because of the lookup caching (if repeated, the lookup won't +actually be done and therefore the numerical variables won't be set), and in +any case, even without caching (and it could, I suppose, be disabled for this +lookup) those variables are not in the right storage pool even if they were +preserved after the lookup. + +An alternative approach might be to implement something like this: + + ${scanfile{/some/file}{sub-expression}} + +where the sub-expression is expanded for every line in the file, with each line +in turn being put into $value. This is like a conditional ${readfile, and in +fact ${readfile could be written using ${scanfile. It would be nice to find a +way of stopping the scan once something has happened. The only thing I can +think of is to invent a variable that changes when scanning a line generates +some non-null text, and then always to stop on a forced failure. That would +allow expressions like this: + + ${scanfile{/some/file} + { + ${if eq{$generated}{}{${if match{regex}{$value}{something}}} fail} + }} + +It's all rather clumsy. Once a line has matched and generated some text, the +next iteration would stop the scan. Another thought: maybe use $scanline +instead of $value (to save confusion) and have $scantext containing everything +that's been generated so far. That sounds pretty flexible. ------------------------------------------------------------------------------ (344) 10-Oct-05 M Make debug_print work in authenticators @@ -1997,5 +1976,18 @@ rejection/refusal log messages? How about something like: (|16 Spaces) *< (Connection|MAIL|RCPT|HELO|EHLO|DATA) rejected (from
)?: (\(\))?" ------------------------------------------------------------------------------ ---- HWM 345 ------------------------------------------------------------------ + +(346) 20-Oct-05 S Set $domain and $local_part in retry matching + +Currently, these variables are unset. Make it like rewrite matching. +------------------------------------------------------------------------------ + +(347) 15-Nov-05 M Arrange to expand data from wildlsearch + +This would allow keys that are regular expressions to set up numerical +variables that are included in the data. This has to be done inside the lookup +code, because of caching. Probably means we have to invent ewildlsearch and +enwildlsearch. +------------------------------------------------------------------------------ +--- HWM 350 ------------------------------------------------------------------ ---------------------------- End of WishList ---------------------------------