cyrus + sasl + pam + mysql problem

From: Rudy Gevaert (no email)
Date: Thu Mar 02 2006 - 05:56:20 EST

  • Next message: Dan O'Brien: "Re: cyradm"

    Hello,

    I have tried to set up cyrus with passwords in mysql. I only have the
    password in crypt format.

    I'm using debian sarge, but the cyrus is compiled from source.

    I thought I could do this the following way:

    1) configure sasl so that it uses pam for authentication
    2) configure pam so that it uses mysql for imap authentication

    This works:
    I start saslauthd with: /usr/sbin/saslauthd -a pam

    Pam config:

    rood:/etc# cat /etc/pam.d/imap
    auth sufficient pam_mysql.so user=x passwd=x host=localhost \
         db=mail table=accountuser usercolumn=username \
         passwdcolumn=password crypt=1
    account required pam_mysql.so user=x passwd=x host=localhost \
         db=mail table=accountuser usercolumn=username \
         passwdcolumn=password crypt=1

    I can test that this works with testsaslauthd:

    rood:/etc# testsaslauthd -u rgevaert -p pass
    0: OK "Success

    I can see that mysql is executing queries in the mysql log.

    For the third step I tried:

    a) Configure cyrus to use sasl with mysql. I am very confused here.

    On the internet I find a page that says I have to patch sasl so that it
    can use encrypted passwords:
    http://www.viperstrike.com/~lopaka/sysadmin/cyrus-sasl-mysql-encrypt/

    Is this true? Because:

    An imapd.conf with

    sasl_mech_list: PLAIN
    sasl_pwcheck_method: auxprop
    sasl_auxprop_plugin: sql
    sasl_sql_engine: mysql
    sasl_mech_list: PLAIN
    sasl_sql_hostnames: localhost
    sasl_sql_user: mail
    sasl_sql_passwd: x
    sasl_sql_database: mail
    sasl_sql_verbose: yes
    sasl_sql_select: SELECT password FROM accountuser WHERE username = '%u'

    Makes connection to the mysql database but it fails:

    Mar 2 11:23:07 rood imaps[14528]: badlogin: pimp.ugent.be
    [157.193.44.68] PLAIN [SASL(-13): authentication failure: Password
    verification failed]

    So this doesn't work... why?

    b) Then I tried to configure cyrus to use pam (that then use mysql)

    pwcheck_method: PAM

    Mar 2 11:55:14 rood imaps[14666]: sql_select option missing
    Mar 2 11:55:14 rood imaps[14666]: auxpropfunc error no mechanism available
    Mar 2 11:55:14 rood imaps[14666]: _sasl_plugin_load failed on
    sasl_auxprop_plug_init for plugin: sql
    Mar 2 11:55:15 rood imaps[14666]: OTP unavailable because can't
    read/write key database /etc/opiekeys: No such file or directory
    Mar 2 11:55:16 rood imaps[14666]: DIGEST-MD5 server step 1
    Mar 2 11:55:18 rood imaps[14666]: DIGEST-MD5 server step 2
    Mar 2 11:55:18 rood imaps[14666]: no secret in database

    I don't see any mysql queries executed.

    Some questions about this log:
    * why doesn't it complain about sql, I haven't anything in the config
    that says use the sql module
    * so clearyly the password verification fails

    If somebody could give me some pointers, it would be very much appreciated!

    Rudy

    -- 
    -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
    Rudy Gevaert                             e-mail: 
    Directie ICT, Afdeling Infrastructuur
    Groep Systemen                                      tel: +32 9 264 4734
    Universiteit Gent / Ghent University                fax: +32 9 264 4994
    Krijgslaan 281, gebouw S9, 9000 Gent, Belgie               www.UGent.be
    -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
    ----
    Cyrus Home Page: http://asg.web.cmu.edu/cyrus
    Cyrus Wiki/FAQ: http://cyruswiki.andrew.cmu.edu
    List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html
    

  • Next message: Dan O'Brien: "Re: cyradm"





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