[Dovecot] litte problems upgrade from 1.0.x to 1.1.1

[Fred Condo]

On Jul 1, 2008, at 11:52 PM, Andre Hübner wrote:

> Hi List,
>
> last time i did a lot of packaging and installing different versions  
> of dovecot 1.0.x (rc not included ;) )and all was fine.
> Now a have a little problem. In this case it was an update from  
> 1.0.13 to 1.1.1
> Sometime it happens that 1 user out of x (more than 100) got this  
> standardmessage  for ~1 or ~2 thousend times in his mailbox (mbox)
>
> for example:
>
>> From MAILER_DAEMON  Mon Sep 18 16:16:14 2006
> Date: Mon, 18 Sep 2006 16:16:14 +0200
> From: Mail System Internal Data <MAILER-DAEMON at myhostname>
> Subject: DON'T DELETE THIS MESSAGE -- FOLDER INTERNAL DATA
> Message-ID: 1158588974 at myhostname
> X-IMAP: 1158588973 0000001177
> Status: RO
>
> This text is part of the internal format of your mail folder, and is  
> not
> a real message.  It is created automatically by the mail system  
> software.
> If deleted, important folder data will be lost, and it will be re- 
> created
> with the data reset to initial values.

These are created by the University of Washington's implementation of  
an IMAP server. Notice the date is nearly 2 years ago. At some point,  
it seems your site was running imap-uw.

-- 
Fred


>
>
> I can follow this in maillog:
> Jul  1 16:01:04 myhostname dovecot: POP3(username): Disconnected:  
> Logged out top=0/0, retr=1177/21638, del=1177/1177, size=454
>
> The Mails came from nowhere from one moment to other. But it seems  
> that it was not first pop-login after dovecot update.
> Update time was 14:57 Uhr. Pop-Login which "created" this mails was  
> 3rd after update.
> It is not a big problem, seems to happens one only time but i want  
> to know the backgrounds.
> Do you need further data? My 1.1.1 /etc/dovecot.conf looks like this:
>
> protocols = imap imaps pop3 pop3s
> ssl_disable = no
> ssl_cert_file = "/etc/*.hostname.com.crt"
> ssl_key_file = "/etc/*.hostname.com.key"
> ssl_ca_file = "/etc/*.hostname.com.bundle.crt"
> disable_plaintext_auth = no
> syslog_facility = mail
> login_user = dovecot
> login_process_per_connection = no
> login_processes_count = 1
> login_greeting = hostname.com mailserver ready.
> login_log_format_elements = user=<%u> method=%m rip=%r lip=%l %c
> login_log_format = %$: %s
> max_mail_processes = 100
> verbose_proctitle = yes
> auth_verbose = yes
> mail_location = mbox:~/mail:INBOX=/var/spool/mail/%u
> #default_mail_env = mbox:~/mail:INBOX=/var/spool/mail/%u
> mail_cache_min_mail_count = 30
> mmap_disable=no
> mail_debug=no
> lock_method = flock
> mbox_read_locks = dotlock
> mbox_write_locks = dotlock fcntl
> mbox_dirty_syncs = yes
> mbox_very_dirty_syncs = yes
> mbox_lazy_writes = no
>
>
> ##
> ## IMAP specific settings
> ##
>
> protocol imap {
> login_executable = /usr/libexec/dovecot/imap-login
> imap_client_workarounds = outlook-idle netscape-eoh tb-extra-mailbox- 
> sep delay-newmail
> mail_plugins = mail_log
> }
>
>
> ##
> ## POP3 specific settings
> ##
>
> protocol pop3 {
> ssl_disable = no
> login_executable = /usr/libexec/dovecot/pop3-login
> mail_executable = /usr/libexec/dovecot/pop3
> pop3_no_flag_updates = no
> pop3_uidl_format = %08Xu%08Xv
> pop3_client_workarounds = oe-ns-eoh outlook-no-nuls
> }
>
>
> ##
> ## Authentication processes
> auth default {
> mechanisms = plain
>
> passdb shadow {
> }
>
> userdb passwd {
> }
>
> user = root
> }
>
>
> ##
> ## Plugins
> ##
>
> plugin {
> }
>
>
> Thanks
> Andre