Failed to connect. Reason No CA

[Caleb]

Fyi there's ma'am's here too.

You likely need to point to your CA cert in your offlineimap.rc

https://superuser.com/questions/927632/configuring-offlineimap-for-gmail-ssl-error

On July 14, 2020 3:19:04 AM Mike Kranidis / My Domain 
<mikek at openforall.com> wrote:
> Dear Sirs,
> I tried to sync my account from my old to my new server. I did the below 
> ~.offlineimaprc
> [general]
> # List of accounts to be synced, separated by a comma.
> # Possible interface choices are: quiet, basic, syslog, ttyui, 
> blinkenlights, machineui
> ui = ttyui
> accounts = main[Account main]
> # Identifier for the local repository; e.g. the maildir to be synced via IMAP.
> localrepository = main-local
> # Identifier for the remote repository; i.e. the actual IMAP, usually 
> non-local.
> remoterepository = main-remote[Repository main-local]
> # OfflineIMAP supports Maildir, GmailMaildir, and IMAP for local repositories.
> type = Maildir
> # Where should the mail be placed?
> localfolders = /var/vmail/vmail1/openforall.com/mikek/OLD_MAILS[Repository 
> main-remote]
> # Remote repos can be IMAP or Gmail, the latter being a preconfigured IMAP.
> type = IMAP
> remotehost = mail.openforall.net
> remoteuser = mikek at openforall.net
> expunge = nothen inside the ~ directory I type: offlineimap --dry-run --info
> and I got:
> OfflineIMAP 7.2.3
> Licensed under the GNU GPL v2 or any later version (with an OpenSSL exception)
> imaplib2 v2.57 (system), Python v2.7.18rc1, OpenSSL 1.1.1f 31 Mar 2020
> imaplib2: 2.57 (system)
> Remote repository 'main-remote': type 'IMAP'
> Host: mail.openforall.net Port: None SSL: True
> Establishing connection to mail.openforall.net:993 (main-remote)
> Failed to connect. Reason No CA certificates and no server fingerprints 
> configured. You must configure at least something, otherwise having SSL 
> helps nothing.
> Establishing connection to mail.openforall.net:993 (main-remote)
> Traceback (most recent call last):
> File "/usr/bin/offlineimap", line 22, in <module>
> oi.run()
> File "/usr/share/offlineimap/offlineimap/init.py", line 91, in run
> self.__serverdiagnostics(options)
> File "/usr/share/offlineimap/offlineimap/init.py", line 523, in 
> __serverdiagnostics
> account.serverdiagnostics()
> File "/usr/share/offlineimap/offlineimap/accounts.py", line 194, in 
> serverdiagnostics
> self.ui.serverdiagnostics(remote_repo, 'Remote')
> File "/usr/share/offlineimap/offlineimap/ui/UIBase.py", line 473, in 
> serverdiagnostics
> folders = repository.getfolders()
> File "/usr/share/offlineimap/offlineimap/repository/IMAP.py", line 452, in 
> getfolders
> imapobj = self.imapserver.acquireconnection()
> File "/usr/share/offlineimap/offlineimap/imapserver.py", line 572, in 
> acquireconnection
> af=self.af,
> File "/usr/share/offlineimap/offlineimap/imaplibutil.py", line 194, in __init__
> super(WrappedIMAP4_SSL, self).__init__(*args, **kwargs)
> File "/usr/lib/python2.7/dist-packages/imaplib2.py", line 2191, in __init__
> IMAP4.__init__(self, host, port, debug, debug_file, identifier, timeout, 
> debug_buf_lvl)
> File "/usr/lib/python2.7/dist-packages/imaplib2.py", line 360, in __init__
> self.open(host, port)
> File "/usr/share/offlineimap/offlineimap/imaplibutil.py", line 201, in open
> "having SSL helps nothing.", OfflineImapError.ERROR.REPO)
> offlineimap.error.OfflineImapError: No CA certificates and no server 
> fingerprints configured. You must configure at least something, otherwise 
> having SSL helps nothing.What I need to do?
> Thanks
>
> _______________________________________________
> OfflineIMAP-project mailing list: OfflineIMAP-project at alioth-lists.debian.net
> https://alioth-lists.debian.net/cgi-bin/mailman/listinfo/offlineimap-project
>
> OfflineIMAP homepages:
> - https://github.com/OfflineIMAP
> - http://offlineimap.org

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