Migration issue

[Kishore Potnuru]

Please provide your suggestions to resolve the issue.

On Tue, Jul 28, 2020 at 9:18 PM Kishore Potnuru <kishore.reachme at gmail.com>
wrote:

>
> Adding the dovecot.conf configuration from old and new servers:
>
> =========================================
> My old server dovecot.conf (production1):
> =========================================
>
> disable_plaintext_auth = no
>
> listen = *
> log_path = /var/log/dovecot.log
> mail_location = maildir:/z1dev/mail/virtual/%d/%n/Maildir/
> passdb {
>         args = /etc/dovecot/passwd
>         driver = passwd-file
>         master = yes
>         pass = yes
>         }
> pop3_uidl_format = %g
> protocols = pop3 imap
> ssl = yes
> ssl_cert = </etc/pki/dovecot/certs/dovecot.pem
> ssl_key = </etc/pki/dovecot/private/dovecot.pem
>
> userdb {
>         args = uid=vmail gid=vmail home=/z1dev/mail/virtual/%d/%n
>         driver = static
>         }
> mail_debug = no
> verbose_ssl = no
>
> =========================================
> My New server dovecot.conf(production2):
> =========================================
>
> disable_plaintext_auth = no
>
> listen = *
> log_path = /var/log/dovecot.log
>
> mail_location = maildir:/z1devenv/mail/virtual/%d/%n/Maildir/
>
> passdb {
>         args = /etc/dovecot/passwd
>         driver = passwd-file
>         }
>
> pop3_uidl_format = %g
> protocols = pop3 imap
>
> ssl = yes
> ssl_cert = </etc/pki/dovecot/certs/dovecot.pem
> ssl_key = </etc/pki/dovecot/private/dovecot.pem
>
> userdb {
>         args = uid=vmail gid=vmail home=/z1devenv/mail/virtual/%d/%n
>         driver = static
>         }
>
> mail_debug = yes
> verbose_ssl = no
>
>
> # Enable the replication plugin globally
> mail_plugins = $mail_plugins notify replication
>
> service replicator {
>   process_min_avail = 1
> }
>
> dsync_remote_cmd = ssh -l%{login} %{host} doveadm dsync-server -u%u
> plugin {
>   mail_replica = remote:vmail at production3.baplc.com
> }
>
> service aggregator {
>   fifo_listener replication-notify-fifo {
>     user = vmail
>   }
>   unix_listener replication-notify {
>     user = vmail
>   }
> }
>
> service replicator {
>   unix_listener replicator-doveadm {
>     mode = 0600
>     user = vmail
>   }
> }
>
> replication_max_conns = 10
>
> imapc_host = production1.baplc.com
> imapc_password = vmail
> imapc_master_user = vmail
> imapc_user = %u
>
> ===================================
>
> On Tue, Jul 28, 2020 at 8:44 PM Antonio Leding <tech at leding.net> wrote:
>
>> Not sure if this is the issue but the error says no password database is
>> cfg’d…is that truly the case?
>>
>> Maybe post a redacted config for the community to review…
>>
>>
>>
>> On Jul 28, 2020, at 7:20 AM, Kishore Potnuru <kishore.reachme at gmail.com>
>> wrote:
>>
>> Hi Aki & Dovecot team,
>>
>> Just continuing with the previous discussion "Migration from one server
>> to 2 new servers".
>>
>> Hi,
>>
>> I have tried the same way as per your suggestion. But it's throwing an
>> error.
>>
>> -------------
>> [root at production2 log]# doveadm backup -a All -R -u kishore at test.ba.com
>>  imapc:
>> dsync(kishore at test.ba.com): Info: imapc(production1.baplc.com:143):
>> Connected to xxx.xxx.xxx.xxx:143 (local yyy.yyy.yyy.yyy:45992)
>> dsync(kishore at test.ba.com): Warning: imapc(production1.baplc.com:143):
>> connect(xxx.xxx.xxx.xxx, 143) timed out after 30 seconds - reconnecting
>> (delay 0 ms)
>> dsync(kishore at test.ba.com): Info: imapc(production1.baplc.com:143):
>> Connected to xxx.xxx.xxx.xxx:143 (local yyy.yyy.yyy.yyy:46014)
>> dsync(kishore at test.ba.com): Error: imapc(production1.baplc.com:143):
>> connect(xxx.xxx.xxx.xxx, 143) timed out after 30 seconds - disconnecting
>> dsync(kishore at test.ba.com): Error: User initialization failed: imapc:
>> Login to production1.baplc.com failed: Disconnected from server
>> [root at production2 log]#
>> --------------
>>
>> I looked into the production1 (old server) logs. I see the below error.
>>
>> ===============
>> Jul 28 11:14:23 auth: Fatal: Master passdb can't have pass=yes if there
>> are no passdbs
>> Jul 28 11:14:23 master: Error: service(auth): command startup failed,
>> throttling
>> ===============
>>
>> after the above error, I have commented "pass=yes" in production1 (old
>> server) server, then I see the below error.
>>
>> ================
>> Jul 28 11:17:10 auth: Fatal: No passdbs specified in configuration file.
>> PLAIN mechanism needs one
>> Jul 28 11:17:10 master: Error: service(auth): command startup failed,
>> throttling
>> ===============
>>
>> Please suggest me on fixing the issue.
>>
>>
>>
>>
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