[Dovecot] Folder Management Dovecot >1.2

[Carlos Candeias]

Thanks for the super quick reply!

Dovecot -n:

# 1.2.25: /etc/dovecot/dovecot.conf
# OS: Linux 2.6.30-ARCH x86_64  
log_path: /var/log/dovecot
info_log_path: /var/log/dovecot.info
protocols: imap
disable_plaintext_auth: no
login_dir: /var/run/dovecot/login
login_executable: /usr/lib/dovecot/imap-login
first_valid_uid: 999
last_valid_uid: 9999
last_valid_gid: 9999
mail_location: maildir:~/.mail/Maildir
mail_full_filesystem_access: yes
mmap_disable: yes
mail_nfs_storage: yes
mail_nfs_index: yes
lock_method: dotlock
maildir_copy_preserve_filename: yes
auth default:
  passdb:
    driver: pam
  userdb:
    driver: passwd

Am Freitag, den 02.10.2009, 21:04 +0800 schrieb Carlos Candeias:

> Regardless of the mail client no user can modify, move, delete or
> subscribe an imap folder with Dovecot >1.2.1 (meanwhile 1.2.5). Dovecot
> apparently have some dotlock problems:
> (From dovecot.log)
> Oct 02 14:58:19 IMAP(jcci): Error:
> fchown(/candeias/home/jcci/.mail/Maildir/subscriptions.lock, -1,
> 0(root)) failed: Operation not permitted (egid=1003(management), group
> based on /candeias/home/jcci/.mail/Maildir)
> Oct 02 14:58:19 IMAP(jcci): Error: file_dotlock_open() failed with
> subscription file /candeias/home/jcci/.mail/Maildir/subscriptions:
> Operation not permitted
> Oct 02 14:58:20 IMAP(jcci): Error:
> fchown(/candeias/home/jcci/.mail/Maildir/subscriptions.lock, -1,
> 0(root)) failed: Operation not permitted (egid=1003(management), group
> based on /candeias/home/jcci/.mail/Maildir)
> Oct 02 14:58:20 IMAP(jcci): Error: file_dotlock_open() failed with
> subscription file /candeias/home/jcci/.mail/Maildir/subscriptions:
> Operation not permitted
> Oct 02 14:58:20 IMAP(jcci): Error:
> fchown(/candeias/home/jcci/.mail/Maildir/subscriptions.lock, -1,
> 0(root)) failed: Operation not permitted (egid=1003(management), group
> based on /candeias/home/jcci/.mail/Maildir)
> Oct 02 14:58:20 IMAP(jcci): Error: file_dotlock_open() failed with
> subscription file /candeias/home/jcci/.mail/Maildir/subscriptions:
> Operation not permitted
> Oct 02 14:58:21 IMAP(jcci): Error:
> fchown(/candeias/home/jcci/.mail/Maildir/subscriptions.lock, -1,
> 0(root)) failed: Operation not permitted (egid=1003(management), group
> based on /candeias/home/jcci/.mail/Maildir)
> Oct 02 14:58:21 IMAP(jcci): Error: file_dotlock_open() failed with
> subscription file /candeias/home/jcci/.mail/Maildir/subscriptions:
> Operation not permitted
> Oct 02 14:58:21 IMAP(jcci): Error:
> fchown(/candeias/home/jcci/.mail/Maildir/subscriptions.lock, -1,
> 0(root)) failed: Operation not permitted (egid=1003(management), group
> based on /candeias/home/jcci/.mail/Maildir)
> Oct 02 14:58:21 IMAP(jcci): Error: file_dotlock_open() failed with
> subscription file /candeias/home/jcci/.mail/Maildir/subscriptions:
> Operation not permitted
> 
> This was an attemt of changing a subscription.
> Another weird point: I can create an IMAP folder although it does not
> show up in the folder list. But the new folder is in the subscription
> list, just marked as unsubscribed and there is no way to change that.
> This problem is safely reproducible and I wonder whether I should be
> really the only person having this trouble.
> I'm using MAILDIR and simple plain test authentification (internal mail
> server).
> The location is mail_location: maildir:~/.mail/Maildir which means a
> subfolder in each user's home directory.
> All homes are exported to NFS, but the Dovecot is just on the same
> server and thus accesses locally.
> Downgrade to version 1.1.17 solves all problems.
> Archlinux x86_64, Linux 2.6.30
> It would be really great if somebody could understand the cause and
> suggest a solution!