Syncing emails from external server like Gmail

[Robert Schetterer]

Am 11.07.2020 um 13:22 schrieb Vitalii:
> Greeting
> 
> I've managed to backup my emails from external email server via dsync
> and imapc: protocol like this:
> 
> doveadm -Dv -o imapc_user='user at gmail.com' -o imapc_password="pass"
> -o imapc_host=imap.gmail.com backup -R -u duke at ejoom.com imapc:
> 
> taken from https://wiki.dovecot.org/Migration/Dsync
> 
> I wish to do regular syncing of 5min interval to substitute 'getmail'
> program.
> 
> When I repeat the command It doesn't download all the attachments(!good)
> but It seems that at retrieve all the the GUIDs and UIDs(!bad) again
> that take quite long considering 30K emails.
> The question is how to speed it up and retrieve only new emails? Does
> anyone have a solution for regular synchronization? What is the best
> way?
> 
> 
> Logs look like this:
>    https://gist.githubusercontent.com/vnagara/87e0da1b21b51f68fd74270b3ec653b3/raw/70ebd6d98338aa80c33ecabf7f108f5e7ce10d49/dsync%2520logs.log
> 
> It wrights that "Mailboxes are equal" but still verifies all the UIDs
> again.
> 
> 
> Thanks.
> 

perhaps this help

getmail should use /usr/lib/dovecot/deliver

https://blog.sys4.de/abholdienst-fur-mail-de.html

and/or imapsync is your friend

https://blog.sys4.de/mail-migration-mit-imapsync-de.html

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