[Dovecot] Problem with DOVECOT - long authentication time [SOLVED]

[Jacek Kowalski]

W dniu 27.03.2012 13:20, Jacek Kowalski pisze:
> Hi all,
>
> I want to start new server with Postfix (I still have qmail ) and I 
> think I have a problem with authentication in dovecot - it takes 3 
> seconds. Is this normal time?
>
> My configuration:
> Usernames: from MySQL
> Passwords: from Active Directory
>
>
> dovecot -n
>
> # 1.1.20: /etc/dovecot.conf
> # OS: Linux 2.6.18-274.7.1.el5 i686 CentOS release 5.7 (Final) ext3
> log_path: /var/log/dovecot.log
> protocols: pop3 pop3s imap imaps
> listen: *
> ssl_cert_file: /etc/pki/tls/certs/iRedMail_CA.pem
> ssl_key_file: /etc/pki/tls/private/iRedMail.key
> 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_uid: 500
> mail_gid: 500
> mail_location: maildir:/xxx/%u:INDEX=/xxx/%u
> 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 zlib
> mail_plugins(imap): quota imap_quota zlib
> mail_plugins(pop3): quota zlib
> mail_plugin_dir(default): /usr/lib/dovecot/imap
> mail_plugin_dir(imap): /usr/lib/dovecot/imap
> mail_plugin_dir(pop3): /usr/lib/dovecot/pop3
> lda:
>   postmaster_address: postmaster at domain.com
>   mail_plugins: cmusieve quota
>   log_path: /var/log/sieve.log
> auth default:
>   mechanisms: plain login
>   default_realm: infor.pl
>   username_format: %Lu
>   debug: yes
>   debug_passwords: yes
>   passdb:
>     driver: pam
>   passdb:
>     driver: sql
>     args: /etc/dovecot-ldap.conf
>   userdb:
>     driver: sql
>     args: /etc/dovecot-mysql.conf
>   socket:
>     type: listen
>     client:
>       path: /var/spool/postfix/dovecot-auth
>       mode: 438
>       user: postfix
>       group: postfix
>     master:
>       path: /var/run/dovecot/auth-master
>       mode: 438
>       user: vmail
>       group: vmail
> plugin:
>   quota_warning: storage=85%% /usr/local/bin/dovecot-quota-warning.sh 85
>   quota_warning2: storage=90%% /usr/local/bin/dovecot-quota-warning.sh 90
>   quota_warning3: storage=95%% /usr/local/bin/dovecot-quota-warning.sh 95
>   quota: maildir
>   quota_rule: *:storage=300M
>   quota_rule2: *:messages=0
>   expire: Trash 7 Trash/* 7 Junk 30
>   expire_dict: proxy::expire
>   auth_socket_path: /var/run/dovecot/auth-master
>   sieve: /xxx/sieve/%Ld/%Ln/dovecot.sieve
> dict:
>   expire: db:/xxx/expire.db
>
>
>
> grep -v '^ *\(#.*\)\?$' dovecot-mysql.conf
>
> driver = mysql
> default_pass_scheme = CRYPT
> connect = host=localhost dbname=xxx user=xxx password=xxx
> #password_query = SELECT password FROM mailbox WHERE username='%u' AND 
> active='1'
> user_query = SELECT CONCAT(storagebasedirectory, '/', storagenode, 
> '/', maildir) AS home, CONCAT('*:bytes=', quota*1048576) AS quota_rule 
> FROM mailbox WHERE username='%u' AND active='1' AND enable%Ls%Lc='1'
>
>
> postfix: postfix-2.5.9-5.ired
> dovecot: dovecot-1.1.20-1_98.el5
> mysql: mysql-server-5.0.77-4.el5_6.6
>
>
>
> This is not a TCP connection problem, because i have results from 
> tcpdump and wireshark. There is a information that Active directory is 
> answering with password in 0,2 second.
>
>
> Regards
>
> Jacek




Ok. Problem Solved. It was "passdb pam" problem.

Regards
Jacek