Hi ,
I have tried the below command from the new server. But I am getting an
error. Anything is missing here?
=======[root at production1 test.org.com]# doveadm backup -R -u kishore at
test.org.com
remote:vmail at production2.baplc.com
vmail at production1.baplc.com's password:
usage: doveadm [-Dv] [-f <formatter>] <command> [<args>]
altmove [-u <user>|-A] [-S <socket_path>] <search
query>
auth [-a <auth socket path>] [-x <auth info>] <user>
[<password>]
config [doveconf parameters]
director add|flush|map|remove|status
dump [-t <type>] <path>
expunge [-u <user>|-A] [-S <socket_path>] <search
query>
fetch [-u <user>|-A] [-S <socket_path>] <fields>
<search query>
force-resync [-u <user>|-A] [-S <socket_path>] <mailbox>
help <cmd>
import [-u <user>|-A] [-S <socket_path>] <source mail
location>
<dest parent mailbox> <search query>
kick [-a <anvil socket path>] [-f] <user
mask>[|]<ip/bits>
log find|reopen|test
mailbox create|delete|list|mutf7|rename|status|subscribe|unsubscribe
penalty [-a <anvil socket path>] [<ip/bits>]
purge [-u <user>|-A] [-S <socket_path>]
pw [-l] [-p plaintext] [-r rounds] [-s scheme] [-u user] [-V]
reload
search [-u <user>|-A] [-S <socket_path>] <search
query>
sis deduplicate|find
stop
user [-a <userdb socket path>] [-x <auth info>] <user
mask> [...]
who [-a <anvil socket path>] [-1] [<user mask>]
[<ip/bits>]
dsync-local(kishore at test.org.com): Error: read(vmail at
production1.baplc.com)
failed: EOF (version not received)
dsync-local(kishore at test.org.com): Error: Remote command returned error 1:
ssh -lvmail production1.baplc.com doveadm dsync-server -
ukishore at test.org.com
[root at production1 test.org.com]#
=======
On Mon, Jul 27, 2020 at 3:08 PM Aki Tuomi <aki.tuomi at open-xchange.com>
wrote:
> No, but there is backup option on the new server. That's why the -R,
which
> means "backup to here".
>
> Aki
>
> > On 27/07/2020 16:20 Kishore Potnuru <kishore.reachme at
gmail.com> wrote:
> >
> >
> > Hi,
> >
> > But there is no "doveadm backup" option in dovecot 2.0.9
version.
> >
> > [root at production ~]# doveadm -backup
> > doveadm: invalid option -- 'b'
> > [root at production ~]# dovecot --version
> > 2.0.9
> >
> > Copy the contents by using "scp", will that work?
> >
> > Thanks,
> > Kishore Potnuru
> >
> >
> > On Mon, Jul 27, 2020 at 10:00 AM Aki Tuomi <aki.tuomi at
open-xchange.com>
> wrote:
> > >
> > > > On 27/07/2020 11:59 Kishore Potnuru <kishore.reachme at
gmail.com>
> wrote:
> > > >
> > > >
> > > > Hi
> > > >
> > > > I am in the process/planning of moving from my existing
dovecot
> imap/pop3 server to 2 new servers (for HA/Resilience). I will be
> implementing dovecot replication on new servers. Please find my current and
> new servers versions.
> > > >
> > > > My Current Production Server details:
> > > > =======================> > > > Linux OS - Red
Hat Enterprise Linux Server release 6.5 (Santiago)
> > > > Dovecot version - 2.0.9
> > > > Postfix version - 2.6.6
> > > > =======================> > > >
> > > > New Servers:
> > > > =========================> > > > Linux OS -
Red Hat Enterprise Linux Server release 7.7 (Maipo)
> > > > Dovecot version - 2.2.36 (1f10bfa63)
> > > > Postfix version - 2.10.1
> > > > =========================> > > >
> > > > What is the best way to stop/copy/migrate the current
production
> data to the new servers? I am planning the following steps. Not sure if it
> is correct or not.
> > > >
> > > > 1. Stop the Postfix services on the old server and wait for
few
> mins. So that no new emails will be coming to the old servers. Existing
> emails will be delivered to the receipients.
> > > >
> > > > 2. copy/migrate the data from old server to new servers.
Please
> suggest what is the best way?
> > > >
> > > > 3. I see that dovecot version(2.0.9) in old production
server, I do
> not know the which is the best option? see the options in the current
> version.
> > > >
> > > > ================================> > > > [root
at prodcution ~]# doveadm
> > > > usage: doveadm [-Dv] [-f <formatter>] <command>
[<args>]
> > > >
> > > > altmove [-u <user>|-A] [-S <socket_path>]
<search query>
> > > > auth [-a <auth socket path>] [-x <auth info>]
<user> [<password>]
> > > > config [doveconf parameters]
> > > > director add|flush|map|remove|status
> > > > dump [-t <type>] <path>
> > > > expunge [-u <user>|-A] [-S <socket_path>]
<search query>
> > > > fetch [-u <user>|-A] [-S <socket_path>]
<fields> <search query>
> > > > force-resync [-u <user>|-A] [-S <socket_path>]
<mailbox>
> > > > help <cmd>
> > > > import [-u <user>|-A] [-S <socket_path>]
<source mail location>
> <dest parent mailbox> <search query>
> > > > kick [-a <anvil socket path>] [-f] <user
mask>[|]<ip/bits>
> > > > log find|reopen|test
> > > > mailbox
create|delete|list|mutf7|rename|status|subscribe|unsubscribe
> > > > penalty [-a <anvil socket path>] [<ip/bits>]
> > > > purge [-u <user>|-A] [-S <socket_path>]
> > > > pw [-l] [-p plaintext] [-r rounds] [-s scheme] [-u user]
[-V]
> > > > reload
> > > > search [-u <user>|-A] [-S <socket_path>]
<search query>
> > > > sis deduplicate|find
> > > > stop
> > > > user [-a <userdb socket path>] [-x <auth info>]
<user mask> [...]
> > > >
> > > > ================================> > > >
> > > > Please suggest me.
> > > >
> > > > Thanks,
> > > > Kishore Potnuru
> > >
> > > `doveadm backup -R -u someone imapc:` comes to mind, with master
> password/master user authentication.
> > >
> > > Aki
> > >
>
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