auth with entire email addr instead of just username

[Cliff Hayes]

Good point.
But when I try to add a user with the "user at domain" format using the 
useradd command I get error...
useradd: invalid user name 'user at domain.com'

Here is output you requested:

# 2.0.9: /etc/dovecot/dovecot.conf
# OS: Linux 2.6.32-431.29.2.el6.x86_64 x86_64 Scientific Linux release 
6.5 (Carbon)
auth_debug = yes
auth_debug_passwords = yes
auth_verbose = yes
auth_verbose_passwords = plain
mail_access_groups = mail
mail_debug = yes
mail_location = maildir:~/Maildir
mbox_write_locks = fcntl
namespace {
   hidden = no
   inbox = yes
   list = yes
   location =
   prefix =
   separator = .
   subscriptions = yes
   type = private
}
passdb {
   driver = pam
}
protocols = imap
ssl_ca = </etc/pki/dovecot/certs/intermediate.crt
ssl_cert = </etc/pki/dovecot/certs/avalon20140929.crt
ssl_key = </etc/pki/dovecot/private/avalon20140929.key
userdb {
   driver = passwd
}
verbose_ssl = yes
protocol imap {
   imap_id_log = *
}


On 10/2/2014 3:19 PM, Reindl Harald wrote:
> Am 02.10.2014 um 22:13 schrieb Cliff Hayes:
>> I am trying to configure a new IMAP based mail server.
>> I thought I had everything correct.
>> I have dovecot logging turned up and see that dovecot is processing the entire email address as the username like
>> this...
>> Oct  2 14:52:20 servername dovecot: auth: Debug: pam(testuser at domain.com,1.2.3.4): lookup service=dovecot
>> ... and of course pam is reporting that as an invalid user.
>> Moments ago when all was mbox, authentication worked fine.
>> I can see Thunderbird has the username correct (no domain).
>> What is tacking on the domain and how do I fix?
> output of "dovecot -n" would be in general a good start
>
> * how looks your user database
> * if you don't use domain as part of the username what do you do
>    in case you get a second domain and names collide
> * these days the full qualified mail address as username is common
>    and in caes of virtual users you can feed all from the same
>    source instead hanlde the localpart special for login-names
>
>
>