diff options
Diffstat (limited to 'doc/doc-txt')
| -rw-r--r-- | doc/doc-txt/ChangeLog | 13 | ||||
| -rw-r--r-- | doc/doc-txt/experimental-spec.txt | 107 |
2 files changed, 67 insertions, 53 deletions
diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog index bb4752fbb..0bf49a7c5 100644 --- a/doc/doc-txt/ChangeLog +++ b/doc/doc-txt/ChangeLog @@ -12,6 +12,11 @@ TL/01 When running the test suite, the README says that variables such as variables, reset to the beginning of the script, and then run through the script parsing/test process like normal. +TL/02 The BSD's have an arc4random API. One of the functions to induce + adding randomness was arc4random_stir(), but it has been removed in + OpenBSD 5.5. Detect this OpenBSD version and skip calling this + function when detected. + Exim version 4.84 ----------------- @@ -19,6 +24,14 @@ TL/01 Bugzilla 1506: Re-add a 'return NULL' to silence complaints from static checkers that were complaining about end of non-void function with no return. +JH/01 Bug 1513: Fix parsing of quoted parameter values in MIME headers. + This was a regression intruduced in 4.83 by another bugfix. + +JH/02 Fix broken compilation when EXPERIMENTAL_DSN is enabled. + +TL/02 Bug 1509: Fix exipick for enhanced spoolfile specification used when + EXPERIMENTAL_DNS is enabled. Fix from Wolfgang Breyha. + Exim version 4.83 ----------------- diff --git a/doc/doc-txt/experimental-spec.txt b/doc/doc-txt/experimental-spec.txt index 80e970cc1..28591eaf7 100644 --- a/doc/doc-txt/experimental-spec.txt +++ b/doc/doc-txt/experimental-spec.txt @@ -767,82 +767,83 @@ and (for SMTP transports) a second string on deferrals caused by a host error. This feature may be used, for example, to write exim internal log information (not available otherwise) into a database. -In order to use the feature, you must set +In order to use the feature, you must compile with EXPERIMENTAL_TPDA=yes in your Local/Makefile -and define the expandable strings in the runtime config file, to -be executed at end of delivery. +and define the tpda_event_action option in the transport, to +be expanded when the event fires. -Additionally, there are 6 more variables, available at end of -delivery: +A new variable, $tpda_event, is set to the event type when the +expansion is done. The current list of events is: -tpda_delivery_ip IP of host, which has accepted delivery -tpda_delivery_port Port of remote host which has accepted delivery -tpda_delivery_fqdn FQDN of host, which has accepted delivery -tpda_delivery_local_part local part of address being delivered -tpda_delivery_domain domain part of address being delivered -tpda_delivery_confirmation SMTP confirmation message + msg:delivery + msg:host:defer + tcp:connect + tcp:close + tls:cert + smtp:connect -In case of a deferral caused by a host-error: -tpda_defer_errno Error number -tpda_defer_errstr Error string possibly containing more details +The expansion is called for all event types, and should use the $tpda_event +value to decide when to act. The variable data is a colon-separated +list, describing an event tree. -The $router_name and $transport_name variables are also usable. +There is an auxilary variable, $tpda_data, for which the +content is event_dependent: + msg:delivery smtp confirmation mssage + msg:host:defer error string + tls:cert verification chain depth + smtp:connect smtp banner -To take action after successful deliveries, set the following option -on any transport of interest. +The msg:host:defer event populates one extra variable, $tpda_defer_errno. + +The following variables are likely to be useful for most event types: + + router_name, transport_name + local_part, domain + host, host_address, host_port + tls_out_peercert + lookup_dnssec_authenticated, tls_out_dane + sending_ip_address, sending_port -tpda_delivery_action An example might look like: -tpda_delivery_action = \ -${lookup pgsql {SELECT * FROM record_Delivery( \ +tpda_event_action = ${if = {msg:delivery}{$tpda_event} \ +{${lookup pgsql {SELECT * FROM record_Delivery( \ '${quote_pgsql:$sender_address_domain}',\ '${quote_pgsql:${lc:$sender_address_local_part}}', \ - '${quote_pgsql:$tpda_delivery_domain}', \ - '${quote_pgsql:${lc:$tpda_delivery_local_part}}', \ - '${quote_pgsql:$tpda_delivery_ip}', \ - '${quote_pgsql:${lc:$tpda_delivery_fqdn}}', \ - '${quote_pgsql:$message_exim_id}')}} + '${quote_pgsql:$domain}', \ + '${quote_pgsql:${lc:$local_part}}', \ + '${quote_pgsql:$host_address}', \ + '${quote_pgsql:${lc:$host}}', \ + '${quote_pgsql:$message_exim_id}')}} \ +} {}} The string is expanded after the delivery completes and any side-effects will happen. The result is then discarded. Note that for complex operations an ACL expansion can be used. +During the expansion the tpda_event variable will contain the +string-list "msg:delivery". + + +The expansion of the tpda_event_action option should normally +return an empty string. Should it return anything else the +following will be forced: + + msg:delivery (ignored) + msg:host:defer (ignored) + tcp:connect do not connect + tcp:close (ignored) + tls:cert refuse verification + smtp:connect close connection + + -In order to log host deferrals, add the following option to an SMTP -transport: - -tpda_host_defer_action - -This is a private option of the SMTP transport. It is intended to -log failures of remote hosts. It is executed only when exim has -attempted to deliver a message to a remote host and failed due to -an error which doesn't seem to be related to the individual -message, sender, or recipient address. -See section 47.2 of the exim documentation for more details on how -this is determined. - -Example: - -tpda_host_defer_action = \ -${lookup mysql {insert into delivlog set \ - msgid = '${quote_mysql:$message_exim_id}', \ - senderlp = '${quote_mysql:${lc:$sender_address_local_part}}', \ - senderdom = '${quote_mysql:$sender_address_domain}', \ - delivlp = '${quote_mysql:${lc:$tpda_delivery_local_part}}', \ - delivdom = '${quote_mysql:$tpda_delivery_domain}', \ - delivip = '${quote_mysql:$tpda_delivery_ip}', \ - delivport = '${quote_mysql:$tpda_delivery_port}', \ - delivfqdn = '${quote_mysql:$tpda_delivery_fqdn}', \ - deliverrno = '${quote_mysql:$tpda_defer_errno}', \ - deliverrstr = '${quote_mysql:$tpda_defer_errstr}' \ - }} Redis Lookup |