[Samba] BDC needs a [profile] and [netlogon] share ?

2013-05-24 Thread ?icro MEGAS
Hi all,

I have a BDC which uses the LDAP backend of my PDC. Unfortunately all the users 
who log-in in the morning and who are processed by this BDC, do not get their 
logon script executed. The BDC logs this error message:

[2013/05/24 07:28:11.946577,  2] auth/auth.c:304(check_ntlm_password)
  check_ntlm_password:  authentication for user [foobar] - [foobar] - 
[foobar] succeeded
[2013/05/24 07:28:11.948108,  0] param/loadparm.c:8686(process_usershare_file)
  process_usershare_file: stat of /var/lib/samba/usershares/netlogon failed. 
File or directory not found
[2013/05/24 07:28:12.976867,  0] param/loadparm.c:8686(process_usershare_file)
  process_usershare_file: stat of /var/lib/samba/usershares/netlogon failed. 
Access denied
[2013/05/24 07:28:12.979372,  2] passdb/pdb_ldap.c:572(init_sam_from_ldap)
  init_sam_from_ldap: Entry found for user: foobar

I did not understand, why the BDC looks for the netlogon at 
/var/lib/samba/usershares/netlogon so I double-checked my smb.conf, on both PDC 
and BDC. Here are the relevant option in smb.conf:

***PDC***smb.conf:
[global]
 ...
security = user
passdb backend = ldapsam:ldap://172.16.0.1
logon script = %U.bat
logon path = \\pdc\profiles\%U
logon drive = U:
domain logons = Yes
preferred master = Yes
local master = Yes
domain master = Yes
os level = 254
wins support = Yes
...

[netlogon]
comment = Logon batch
path = /file01/netlogon
write list = @Domain Admins

[profiles]
comment = Centralized Roaming Profiles
path = /file01/profile
read only = No
browseable = No

***BDC***smb.conf:
[global]
...
   security = user
passdb backend = ldapsam:ldap://172.16.0.1/
   logon script = \\pdc\netlogon\%U.bat
logon path = \\pdc\profiles\%U
logon drive = U:
domain logons = Yes
   preferred master = No
   local master = No
   domain master = No
   os level = 20
   password server  = *
;   wins server = 172.16.0.1

I realized that no [netlogon] and [profiles] share exist on the BDC. But there 
are no problems with profiles known for users who were handled by the BDC. Only 
logon scripts don't work? Is it possible that the option logon script =  DOES 
NOT ALLOW the use of UNC path like I am using it? So this is the problem and 
samba falls back to the default path /var/lib/samba/usershares/netlogon and 
tries there to look for the logon script ???

If so, how should my [netlogon] share on the BDC look like? Do I have to 
rsync/copy  the content of pdc://file01/netlogon to bdc:/somedir/netlogon and 
use following line on BDC's smb.conf?

logon script = %U.bat
[netlogon]
   comment = BDC Logon batch
path = /somedir/netlogon
   write list = @Domain Admins

Will that be enough or am I wrong? I would also like to know if I could use os 
level = 0 on the BDC, because I don't need/want that the BDC handles domain 
logon procedures,that would be the easiest way in my case. Now you ask why the 
heck I need it to run as BDC :-) It's because I don't can use winbind on the 
BDC and I need the correct mappings for user/groups. And that's only possible 
either by using winbind on BDC and idmapping, or you run as BDC and it uses the 
locally managed database of the PDC. In my case it was really much more easy to 
use the BDC method, because if I would use winbind it will result in different 
ids (these of winbind idmapping ranges) and access would be denied to lots of 
my existing shares. So in result I would have to chmod all of my used 
dirs/paths which is a lot of work. That's why I choosed the much more easy way 
as a BDC. But that's not very important, I'd just like to know if os level = 
0 would be ok or cause some other troubles ?

Any help and feedback really appreciated. Thanks to all
Lucas
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Re: [Samba] BDC needs a [profile] and [netlogon] share ?

2013-05-24 Thread Gaiseric Vandal
I looked through the smb.conf man page.It looks like login script 
should be relative to the netlogon directory.I would set up 
identical netlogon directories on both PDC and BDC.   Bothe machines 
have the same login script parameter  .e.g.


logon script = %U.bat


This means that you need to keep the login scripts in sync.  If you 
update on the PDC, you should copy to the BDC netlogon directory.


I don't use the login script param on my system.  Instead, I use pdbedit 
to specify the login script used by each user.Each user uses the 
same login script any way so when I update it on the PDC  I only have to 
replicate that one script to the other machines.  It also makes it easy 
to have a test login script for one or two users only.   Alternately, 
rather than having a separate login script for all users you could just have


logon script = common.bat


From a windows machine make sure you can see the netlogon share on each 
DC.





On 05/24/13 06:55, ?icro MEGAS wrote:

Hi all,

I have a BDC which uses the LDAP backend of my PDC. Unfortunately all the users 
who log-in in the morning and who are processed by this BDC, do not get their 
logon script executed. The BDC logs this error message:

[2013/05/24 07:28:11.946577,  2] auth/auth.c:304(check_ntlm_password)
   check_ntlm_password:  authentication for user [foobar] - [foobar] - 
[foobar] succeeded
[2013/05/24 07:28:11.948108,  0] param/loadparm.c:8686(process_usershare_file)
   process_usershare_file: stat of /var/lib/samba/usershares/netlogon failed. 
File or directory not found
[2013/05/24 07:28:12.976867,  0] param/loadparm.c:8686(process_usershare_file)
   process_usershare_file: stat of /var/lib/samba/usershares/netlogon failed. 
Access denied
[2013/05/24 07:28:12.979372,  2] passdb/pdb_ldap.c:572(init_sam_from_ldap)
   init_sam_from_ldap: Entry found for user: foobar

I did not understand, why the BDC looks for the netlogon at 
/var/lib/samba/usershares/netlogon so I double-checked my smb.conf, on both PDC 
and BDC. Here are the relevant option in smb.conf:

***PDC***smb.conf:
[global]
  ...
 security = user
 passdb backend = ldapsam:ldap://172.16.0.1
 logon script = %U.bat
 logon path = \\pdc\profiles\%U
 logon drive = U:
 domain logons = Yes
 preferred master = Yes
 local master = Yes
 domain master = Yes
 os level = 254
 wins support = Yes
 ...

[netlogon]
 comment = Logon batch
 path = /file01/netlogon
 write list = @Domain Admins

[profiles]
 comment = Centralized Roaming Profiles
 path = /file01/profile
 read only = No
 browseable = No

***BDC***smb.conf:
[global]
 ...
security = user
 passdb backend = ldapsam:ldap://172.16.0.1/
logon script = \\pdc\netlogon\%U.bat
 logon path = \\pdc\profiles\%U
 logon drive = U:
 domain logons = Yes
preferred master = No
local master = No
domain master = No
os level = 20
password server  = *
;   wins server = 172.16.0.1

I realized that no [netlogon] and [profiles] share exist on the BDC. But there are no 
problems with profiles known for users who were handled by the BDC. Only logon scripts 
don't work? Is it possible that the option logon script =  DOES NOT ALLOW the 
use of UNC path like I am using it? So this is the problem and samba falls back to the 
default path /var/lib/samba/usershares/netlogon and tries there to look for the logon 
script ???

If so, how should my [netlogon] share on the BDC look like? Do I have to 
rsync/copy  the content of pdc://file01/netlogon to bdc:/somedir/netlogon and 
use following line on BDC's smb.conf?

logon script = %U.bat
[netlogon]
comment = BDC Logon batch
 path = /somedir/netlogon
write list = @Domain Admins

Will that be enough or am I wrong? I would also like to know if I could use os level = 
0 on the BDC, because I don't need/want that the BDC handles domain logon procedures,that 
would be the easiest way in my case. Now you ask why the heck I need it to run as BDC :-) It's 
because I don't can use winbind on the BDC and I need the correct mappings for user/groups. And 
that's only possible either by using winbind on BDC and idmapping, or you run as BDC and it uses 
the locally managed database of the PDC. In my case it was really much more easy to use the BDC 
method, because if I would use winbind it will result in different ids (these of winbind idmapping 
ranges) and access would be denied to lots of my existing shares. So in result I would have to 
chmod all of my used dirs/paths which is a lot of work. That's why I choosed the much more easy way 
as a BDC. But that's not very important, I'd just like to know if os level = 0 would be 
ok or cause some other troubles ?

Any help and feedback really appreciated. Thanks to all
Lucas



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