[Samba] help - user password expiration in loop

Fabio Pardi f.pardi at portavita.eu
Fri Jun 24 08:56:15 MDT 2011


Dears,

Unfortunately it happened again.
Now i see the user has the flags UX, but the system keeps asking for a
password change in loop.

details about pdbedit -L -v

---------------
Unix username:        myuser
NT username:          myuser
Account Flags:        [UX         ]
User SID:             S-1-5-21-222803232-3192872370-2452721687-1015
Primary Group SID:    S-1-5-21-222803232-3192872370-2452721687-513
Full Name:            hers name
Home Directory:       
HomeDir Drive:        
Logon Script:         users/login.bat
Profile Path:         
Domain:               mydomain
Account desc:         Software Developer
Workstations:         
Munged dial:          
Logon time:           0
Logoff time:          never
Kickoff time:         0
Password last set:    Fri, 24 Jun 2011 16:48:34 CEST
Password can change:  Fri, 24 Jun 2011 16:48:34 CEST
Password must change: never
Last bad password   : 0
Bad password count  : 0
Logon hours         : FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
-------------------------




On Fri, 2011-06-17 at 16:32 +0200, Fabio Pardi wrote:

> Thanks a lot Christ, 
> 
> a managed using pdbedit. In facts, many accounts were carrying only the
> [U], no X (but i clearly remember I changed every user's setting with
> "password never expires" from the srvtool graphical tool :s )
> 
> Now the only thing i have to do is waiting....
> 
> Thanks a lot for your time, hoping this will permanently do the job.
> 
> Best Regards
> 
> Fabio
> 
> On Thu, 2011-06-16 at 06:52 -0700, Christ Schlacta wrote:
> 
> > use pdbedit or your web-based ldap manager to update the account flags 
> > to [UX].  document the previous value before changing the flags.  Use 
> > smbldap tools to update the expire time.  if none of this fixes it, post 
> > an ldif if an affected user account, as well as all the info from 
> > smbldap-tools about said user.
> > On 6/16/2011 06:39, Fabio Pardi wrote:
> > > Hi everybody,
> > >
> > > I think i need a samba guru to solve this issue, because googling for
> > > months did not help and the problem is becoming pressing.
> > > I'm facing an annoying problem with samba. In detail, there is something
> > > wrong with the password handling. It happens from windows, mac or linux
> > > clients.
> > > Randomly (probably after $num days), the system asks to the user to
> > > change the password. After the user did it, the system keeps asking the
> > > same, in a sort of loop.
> > > The only option to change it is to manually go on the console and issue
> > > the command "smbldap-passwd username".
> > >
> > > My system:
> > >
> > > ubuntu lucid 32 bit
> > >
> > > smb.conf
> > >
> > > ----cut---
> > > [global]
> > >          idmap uid = 1000-15000
> > >          idmap gid = 1000-15000
> > >
> > >
> > >          workgroup = PORTAVITA
> > >
> > >          netbios name = PSAMBA
> > >
> > >          domain logons = Yes
> > >          domain master = Yes
> > >          wins support = true
> > >          obey pam restrictions = Yes
> > >          dns proxy = No
> > >
> > >          log level = 2
> > >          os level = 35
> > >          log file = /var/log/samba/log.%m
> > >          max log size = 1000
> > >          syslog = 0
> > > panic action = /usr/share/samba/panic-action %d
> > >          pam password change = Yes
> > >          # Allows users on WinXP PCs to change their password when they
> > > press Ctrl-Alt-Del
> > >          unix password sync = no
> > >          ldap passwd sync = yes
> > >
> > >          passdb backend = ldapsam:ldap://localhost
> > >
> > >          ldap suffix = dc=pdc
> > >
> > >          ldap admin dn = cn=admin,dc=pdc
> > >
> > >          ldap machine suffix = ou=Computers
> > >          ldap user suffix = ou=Users
> > >          ldap group suffix = ou=Groups
> > >          ldap idmap suffix = ou=Idmap
> > >
> > >          ldap ssl = no
> > >
> > >          add user script = /usr/sbin/smbldap-useradd -m '%u'
> > >          delete user script = /usr/sbin/smbldap-userdel %u
> > >
> > >
> > > #those scripts are modified so we can create groups also on the system
> > >          add group script = /usr/sbin/addgroupldap-system '%g'
> > >          delete group script = /usr/sbin/delgroupldap-system '%g'
> > >          add user to group script
> > > = /usr/sbin/add-user-to-group-ldap-system '%u' '%g'
> > > add user to group script = /usr/sbin/add-user-to-group-ldap-system '%u'
> > > '%g'
> > >          delete user from group script
> > > = /usr/sbin/del-user-to-group-ldap-system -x '%u' '%g'
> > >
> > >
> > >
> > >          set primary group script = /usr/sbin/smbldap-usermod -g '%g' '%
> > > u'
> > >          add machine script = /usr/sbin/smbldap-useradd -w '%u'
> > >          logon drive =
> > >          logon home =
> > >          logon path =
> > >          logon script = users/login.bat
> > >    server signing = auto
> > >          server schannel = Auto
> > >          nt acl support = yes
> > > [homes]
> > >          comment = Home Directories
> > >          valid users = %S
> > >          read only = No
> > >          browseable = No
> > >
> > > [netlogon]
> > >          comment = Network Logon Service
> > >          path = /var/lib/samba/netlogon
> > >          admin users = root
> > >          guest ok = Yes
> > >          browseable = No
> > >         logon script = login.bat
> > >
> > > [Software]
> > >          comment = Software Folder
> > >          path = /share/software
> > >          create mask = 0777
> > >          directory mask = 0777
> > >          read only = no
> > >          writable = yes
> > >          browsable = yes
> > >          invalid users =guest123
> > >
> > > [progr]
> > >          comment = Prog Folder
> > >          path = /share/prog
> > >          create mask = 0777
> > >          directory mask = 0777
> > >          read only = no
> > >          writable = yes
> > >          browsable = yes
> > >          invalid users =guest123
> > >
> > > ----cut----
> > >
> > > samba version from package is 3.4.7
> > > ldapadd -V
> > > ldapadd: @(#) $OpenLDAP: ldapmodify 2.4.21 (Aug 10 2010 17:07:36) $
> > > 	buildd at rothera:/build/buildd/openldap-2.4.21/debian/build/clients/tools
> > > 	(LDAP library: OpenLDAP 20421)
> > > SASL/DIGEST-MD5 authentication started
> > >
> > >
> > >
> > > Any help or suggestion is strongly appreciated.
> > >
> > > Regards,
> > >
> > > Fabio
> > >
> > >
> > 
> 
> 




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