[Dovecot] dovecot 2.1.15 hangs while connecting.

[Albert Whale]

Can anyone tell me if this is a permission issue?  IF so, what are the 
expected permissions for 2.1.15?  (because the 1.1.20 version works fine).

Thank you.

P.S. I will consider working with someone to resolve this condition.

On 5/27/2014 2:33 PM, Albert Whale wrote:
> I am using Dovecot in two  Server environments.  My Legacy (5 years+ 
> old) servers are running dovecot 1.1.20, and are responding as 
> expected.  These servers are using an NFS based storage for the /home 
> directory structure, and are working beautifully.  However, I need to 
> replace these inefficient servers, and get more current.
>
> That brings me to the problem, where I am implementing Dovecot 2.1.15, 
> which does not complete the authentication cycle.  I have converted 
> the 1.1.20 configuration using the documentation available, and I have 
> the following for my running configuration (which is not working):
>
> # 2.1.15: /etc/dovecot/dovecot.conf
> # OS: Linux 3.8.13.4-server-1.mga3 i686 Mageia 3
> auth_debug = yes
> base_dir = /var/run/dovecot/
> disable_plaintext_auth = no
> lock_method = dotlock
> login_greeting = SpamZapper Email ready.
> login_log_format_elements = user=<%u> method=%m rip=%r lip=%l %c
> mail_debug = yes
> mail_fsync = always
> mail_location = maildir:~/Maildir
> mail_nfs_index = yes
> mail_nfs_storage = yes
> mail_privileged_group = mail
> mmap_disable = yes
> passdb {
>   driver = pam
> }
> protocols = imap pop3
> service auth {
>   user = root
> }
> service imap-login {
>   chroot = login
>   client_limit = 256
>   user = dovecot
> }
> service pop3-login {
>   chroot = login
>   client_limit = 256
>   user = dovecot
> }
> ssl = no
> userdb {
>   driver = passwd
> }
> verbose_proctitle = yes
> protocol pop3 {
>   mail_max_userip_connections = 50
>   pop3_logout_format = top=%t/%p, retr=%r/%b, del=%d/%m, size=%s
>   pop3_uidl_format = %08Xv%08Xu
> }
> protocol lda {
>   postmaster_address = postmaster at example.com
> }
>
> I have captured the Debug output of the dovecot process while 
> attempting to connect:
>
> May 27 13:02:10 ns dovecot: auth: Debug: client in: 
> AUTH#0111#011PLAIN#011service=pop3#011session=IzAYqGT6pgBCz4Xk#011lip=66.207.133.227#011rip=66.207.133.228#011lport=110#011rport=38566#011resp=<hidden>
> May 27 13:02:10 ns dovecot: auth-worker(551): Debug: Loading modules 
> from directory: /usr/lib/dovecot/modules/auth
> May 27 13:02:10 ns dovecot: auth-worker(551): Debug: Module loaded: 
> /usr/lib/dovecot/modules/auth/libdriver_mysql.so
> May 27 13:02:10 ns dovecot: auth-worker(551): Debug: 
> pam(aewhale,66.207.133.228): lookup service=dovecot
> May 27 13:02:10 ns dovecot: auth-worker(551): Debug: 
> pam(aewhale,66.207.133.228): #1/1 style=1 msg=Password:
> May 27 13:02:10 ns dovecot: auth: Debug: client passdb out: 
> OK#0111#011user=aewhale
> May 27 13:02:10 ns dovecot: auth: Debug: master in: 
> REQUEST#0112671116289#011453#0111#01174d85bf0d878139a83e682a869786da9
> May 27 13:02:10 ns dovecot: auth-worker(551): Debug: 
> passwd(aewhale,66.207.133.228): lookup
> May 27 13:02:10 ns dovecot: auth: Debug: master userdb out: 
> USER#0112671116289#011aewhale#011system_groups_user=aewhale#011uid=501#011gid=501#011home=/home/aewhale
> May 27 13:02:10 ns dovecot: pop3-login: Login: user=<aewhale>, 
> method=PLAIN, rip=66.207.133.228, lip=66.207.133.227
> May 27 13:02:10 ns dovecot: pop3(aewhale): Debug: Effective uid=501, 
> gid=501, home=/home/aewhale
> May 27 13:02:10 ns dovecot: pop3(aewhale): Debug: maildir++: 
> root=/home/aewhale/Maildir, index=, control=, 
> inbox=/home/aewhale/Maildir, alt=
>
> All processing stops here.
>
> This is an NFS Storage Mail Spool, which works on 1.1.20 but not 
> 2.1.15?  What other pink elephants have I missed?
>
> Thank you for your assistance.
>
>
>
>


-- 
Albert E. Whale, CEH CHS CISA CISSP
*President - Chief Security Officer*
http://www.IT-Security-inc.com - IT Security, Inc.


Phone: 412-515-3010 | Email: Albert.Whale at IT-Security-inc.com
Cell: 412-889-6870