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authorJasen Betts <jasen@xnet.co.nz>2015-11-10 16:58:33 +0000
committerJeremy Harris <jgh146exb@wizmail.org>2015-11-14 15:59:47 +0000
commit5ef5dd52d1ded8b0ffdf4708e1d00e4ef458b86a (patch)
tree4fd7869ff05a48ef7601ae7167be8084eb1a4a9e /doc/doc-txt
parent240c288fabd47aa8daf34c06b77a40fd37add470 (diff)
Events: add recipient-deferred events, both per-host and all-hosts.
Diffstat (limited to 'doc/doc-txt')
-rw-r--r--doc/doc-txt/ChangeLog6
-rw-r--r--doc/doc-txt/experimental-spec.txt17
2 files changed, 21 insertions, 2 deletions
diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog
index 742243c2d..142d81e05 100644
--- a/doc/doc-txt/ChangeLog
+++ b/doc/doc-txt/ChangeLog
@@ -90,6 +90,12 @@ JH/18 Bug 1709: When built with TLS support, the tls_advertise_hosts option now
HS/03 Add -bP config_file as a synonym for -bP configure_file, for consistency
with the $config_file variable.
+JH/19 Two additional event types: msg:rcpt:defer and msg:rcpt:host:defer. Both
+ in transport context, after the attempt, and per-recipient. The latter type
+ is per host attempted. The event data is the error message, and the errno
+ information encodes the lookup type (A vs. MX) used for the (first) host,
+ and the trailing two digits of the smtp 4xx reponse.
+
Exim version 4.86
-----------------
diff --git a/doc/doc-txt/experimental-spec.txt b/doc/doc-txt/experimental-spec.txt
index c93123c39..74614cd3f 100644
--- a/doc/doc-txt/experimental-spec.txt
+++ b/doc/doc-txt/experimental-spec.txt
@@ -798,6 +798,8 @@ expansion is done. The current list of events is:
msg:complete after main per message
msg:delivery after transport per recipient
+ msg:rcpt:host:defer after transport per recipient per host
+ msg:rcpt:defer after transport per recipient
msg:host:defer after transport per attempt
msg:fail:delivery after main per recipient
msg:fail:internal after main per recipient
@@ -811,16 +813,20 @@ variable to decide when to act. The value of the variable is a colon-separated
list, defining a position in the tree of possible events; it may be used as
a list or just matched on as a whole. There will be no whitespace.
+New event types may be added in the future.
+
There is an auxilary variable, $event_data, for which the
content is event_dependent:
msg:delivery smtp confirmation mssage
+ msg:rcpt:host:defer error string
+ msg:rcpt:defer error string
msg:host:defer error string
tls:cert verification chain depth
smtp:connect smtp banner
-The msg:host:defer event populates one extra variable, $event_defer_errno.
+The :defer events populate one extra variable, $event_defer_errno.
The following variables are likely to be useful depending on the event type:
@@ -848,7 +854,14 @@ event_action = ${if eq {msg:delivery}{$event_name} \
The string is expanded when each of the supported events occur
and any side-effects of the expansion will happen.
-Note that for complex operations an ACL expansion can be used.
+
+Note that for complex operations an ACL expansion can be used,
+however due to the multiple contexts the Exim operates in
+a) variables set in events raised from transports will not
+ be visible outside that transport call.
+b) acl_m variables in a server context are lost on a new connection,
+ and after helo/ehlo/mail/starttls/rset commands
+
The expansion of the event_action option should normally