[Dovecot] problem about mbox with quota

[Zhang Huangbin]

Hi, all.

Does mbox format support quota?

I got this error in log file:

dovecot: May 18 02:10:36 Error: POP3(www at a.cn): Unknown quota backend: 
storage=10240

How can i solved it?

Thanks very much. :)

My dovecot configuration:

# /etc/dovecot.conf
log_path: /var/log/dovecot.log
protocols: pop3 pop3s imap imaps
ssl_cert_file: /etc/pki/dovecot/certs/dovecotCert.pem
ssl_key_file: /etc/pki/dovecot/private/dovecotKey.pem
login_dir: /var/run/dovecot/login
login_executable(default): /usr/libexec/dovecot/imap-login
login_executable(imap): /usr/libexec/dovecot/imap-login
login_executable(pop3): /usr/libexec/dovecot/pop3-login
mail_location: mbox:/%Lh/%Ld/%Ln:INBOX=/%Lh/%Ld/%Ln
mbox_write_locks: dotlock fcntl
mbox_min_index_size: 10240
mbox_very_dirty_syncs: yes
mail_executable(default): /usr/libexec/dovecot/imap
mail_executable(imap): /usr/libexec/dovecot/imap
mail_executable(pop3): /usr/libexec/dovecot/pop3
mail_plugins(default): quota imap_quota
mail_plugins(imap): quota imap_quota
mail_plugins(pop3): quota
mail_plugin_dir(default): /usr/lib/dovecot/imap
mail_plugin_dir(imap): /usr/lib/dovecot/imap
mail_plugin_dir(pop3): /usr/lib/dovecot/pop3
pop3_client_workarounds(default):
pop3_client_workarounds(imap):
pop3_client_workarounds(pop3): outlook-no-nuls oe-ns-eoh
auth default:
  mechanisms: plain login
  user: vmail
  passdb:
    driver: sql
    args: /etc/dovecot-mysql.conf
  userdb:
    driver: sql
    args: /etc/dovecot-mysql.conf
  socket:
    type: listen
    client:
      path: /var/spool/postfix/private/auth
      mode: 432
      user: postfix
      group: postfix
    master:
      path: /var/run/dovecot/auth-master
      mode: 432
      user: vmail
      group: vmail

# /etc/dovecot-mysql.conf
driver = mysql
default_pass_scheme = CRYPT
connect = host=127.0.0.1 dbname=vmail user=vmail 
password=6737$11626 at 27301!17044&11769*16758)17720
password_query = SELECT password FROM mailbox WHERE username='%u' AND 
active='1'
user_query = SELECT 2000 AS uid, 2000 AS gid, "/home/vmail" AS home, 
maildir, CONCAT('storage=',quota) AS quota FROM mailbox WHERE 
username='%u' AND active='1'

-- 
Best Regards.

Zhang Huangbin

- OpenBSD 4.2 -release, i386.
- RHEL 5.1 Client