著者: George R Kasica 日付: To: twells CC: exim-users 題目: [Exim] Any progress on this??
Tabor:
Any progress with this??
George
>
>From: George R. Kasica <georgek@n...>
>Date: Wed Dec 5, 2001 3:23 am
>Subject: Re: [Exim] Mixed Case E-Mail Adresses??
>
>
>
>On Tue, 4 Dec 2001 17:19:52 -0500, you wrote:
>
>>On Tue, Dec 04, 2001 at 04:05:22PM -0600,
>>George R. Kasica <georgek@n...> is thought to have said:
>>
>>> You're exactly correct. Where would I place the
>>>
>>> locally_caseless=false
>>>
>>> setting in my exim.conf file as its not too clear on where it should
>>> go....
>>
>>In whatever director(s) you use to handle your valid user lookups.
>>
>>Tabor
>Tabor:
>
>Not having written directors, I'm including that par of my config file
>and the comments from spec.txt and hoping you could help me out here
>with the modifications so I don't break the system for the 70+ paying
>users on it....
>
>>locally_caseless Type: boolean Default: true
>>
>> Domains in mail addresses are specified as being case-independent, but
>> this it not true of local parts. For most Unix systems, however, it is
>> desirable that local parts of local mail addresses be treated in a case-
>> independent manner, since most users expect that mail to "OBailey" and
>> "obailey", for example, will end up in the same mailbox. By default, when
>> it is processing an address whose domain is local, Exim lower-cases the
>> local part at the start of processing, on the assumption that account
>> names in the password file are in lower-case.
>>
>> For installations that want to draw case distinctions, this option is
>> provided. When turned off, local local parts are handled verbatim during
>> delivery. If there are names containing upper case letters in the password
>> file, the most convenient way to provide for caseless mail delivery is to
>> set up a "smartuser" director as the first director, and to make it do a
>> lowercased lookup of the local part, in order to translate it to the
>> correctly cased version, using the "new_address" option.
>
>>If you must have mixed-case user names in your password file, the best way to
>>proceed, assuming you want case-independent handling of incoming email, is to
>>unset "locally_caseless" and then set up an initial "smartuser" director to
>>convert incoming local parts to the correct case by a file lookup such as
>>
>> new_address = ${lookup{${lc:$local_part}}cdb\
>> {/etc/usercased.cdb}{$value}fail}\
>> @$domain
>
>
>######################################################################
># DIRECTORS CONFIGURATION #
># Specifies how local addresses are handled #
>######################################################################
># ORDER DOES MATTER #
># A local address is passed to each in turn until it is accepted. #
>######################################################################
>
># Local addresses are those with a domain that matches some item in
>the
># "local_domains" setting above, or those which are passed back from
>the
># routers because of a "self=local" setting (not used in this
>configuration).
>
># This director handles aliasing using a traditional /etc/aliases
>file.
># If any of your aliases expand to pipes or files, you will need to
>set
># up a user and a group for these deliveries to run under. You can do
># this by uncommenting the "user" option below (changing the user name
># as appropriate) and adding a "group" option if necessary.
>Alternatively, you
># can specify "user" on the transports that are used. Note that those
># listed below are the same as are used for .forward files; you might
>want
># to set up different ones for pipe and file deliveries from aliases.
>
>virtual_aliases:
>driver = aliasfile
>file = /usr/local/exim/etc/virtual-aliases.db
>search_type = dbm*@
>include_domain = true
>file_transport = address_file
>pipe_transport = address_pipe
>
>system_aliases:
>driver = aliasfile
>file = /usr/local/exim/etc/aliases.db
>search_type = dbm
># user = exim
>file_transport = address_file
>pipe_transport = address_pipe
>
>#
># Majordomo public aliases
>#
>
>majordomo_aliases:
>driver = aliasfile
>file = /usr/local/exim/etc/majordomo-aliases.db
>search_type = dbm
>user = majordom
>group = majordom
>file_transport = address_file
>pipe_transport = address_pipe
>
>#
># Majordomo private aliases
>#
>
>majordomo_private_aliases:
>driver = aliasfile
>file = /usr/local/exim/etc/majordomo-private-aliases.db
>search_type = dbm
>user = majordom
>group = mail
>file_transport = address_file
>pipe_transport = address_pipe
>condition = "${if eq {$received_protocol}{local} \
>{${if eq {$sender_ident}{majordom} \
>{true}{false}}}{false}}"
>
># This director handles forwarding using traditional .forward files.
># If you want it also to allow mail filtering when a forward file
># starts with the string "# Exim filter", uncomment the "filter"
>option.
>
># The no_verify setting means that this director will be skipped when
># verifying addresses if sender_verify or receiver_verify is set
>(though
># they are not set by default). Similarly, no_expn means that this
>director
># will be skipped if smtp_expn_hosts is set to allow any hosts to use
>the
># EXPN command.
>
># The check_ancestor option means that if the forward file generates
># an
># address that is an ancestor of the current one, the current one gets
># passed on instead. This covers the case where A is aliased to B and
># B
># has a .forward file pointing to A.
>
># The three transports specified at the end are those that are used
># when
># forwarding generates a direct delivery to a file, or to a pipe, or
># sets
># up an auto-reply, respectively.
>
>userforward:
>driver = forwardfile
>file = .forward
>no_verify
>no_expn
>check_ancestor
># filter
>file_transport = address_file
>pipe_transport = address_pipe
>reply_transport = address_reply
>
># This director handles local delivery for systems with procmail
>installed.
>
>procmail:
>driver = localuser
>require_files = /usr/bin/procmail
>transport = procmail
>
># This director matches local user mailboxes.
>
>localuser:
>driver = localuser
>transport = local_delivery
>
>
>end
>
>
>George
>
===[George R. Kasica]=== +1 262 677 0766
President +1 206 374 6482 FAX
Netwrx Consulting Inc. Jackson, WI USA
http://www.netwrx1.com
georgek@???
ICQ #12862186
