Re: [Samba] Suggestions for argument for Samba over Windows 2003?

2003-10-17 Thread mamue
 Hi


 I'm currently running a RedHat 9 (which means Samba 2.2.7) on a DELL
 server.  The hardware should be fine to handle the load for the whole
 school, which comprises about 200 - 250 users.   (This server is currently
 controlling the Samba domain for one of the former schools).
 So, anyway, from my reading of the doco so far, it would seem that
 we could integrate the Unix box one of two ways:

  . Upgrade it to Samba 3, and have it join the Win 2003 domain.
Since the only access we're supporting into the box is SMB,
we don't need to worry about setting or syncing the Unix password.

I still need some way to create the underlying unix account though,
preferably with consistent, rather than randomly assigned uids/gids.

I could use normal Unix commands to manually create the Unix accounts,
but since I have previously set up an OpenLDAP box and made accounts
on it for everyone, I could probably homebrew some sort of
web-based  makeuser  script, and point NSS at it.

  . leave it on Samba 2.2.7, leave it off the whole domain thingo,
set  security=server  and point the password server at one of
the AD boxes, and touch wood.

Even if we don't have 2 passwords and password syncing, we still
have a small issue of having 2 sets of accounts, and needing to
create/delete accounts in 2 places.
If you were living in northern Germany, I would invite you to come to my
site, so we could discuss that with a working setup at hands.
I am running at this school a setup with a PDC (1GHz HP, 1GB RAM) and a
BDC (similar, but P4) with a user base of about 7000. Only about 1500 are
active users, as user-accounts are created by a perl script, 40 accounts
per class.
Every user has of course his/her own homedirectory and as far as I know,
all users are more satisfied with this network as they were before
(Netware, W2k Advanced Server). We had a license of w2k advanced server
and I am glad that I never gave it a try, though I never had set up a
samba-PDC before (I just told them it was no problem :-))
I am just about to switch completely to samba3.0.1pre1 (I know it's not
for productive, but we don't produce here anything ;-) ) and it seems to
be worth it for the smaller load concerning ldap. The CPU-load wasn't a
problem, but I always had to have an eye on it, sometimes it was at 100%,
as many users log in at the same moment in school-environments.
In my Opinion masses of accounts are better handled by some scripts than
by GUI and I find it easier to write those scripts on unix. Further more,
OpenLDAP is better documented and more standard-conformant, its easier to
extend it with my own schemas (For problem-reporting and management,
login-script storage) plus standard schemas for mail-routing.
Difficulties with samba will occour, but they do as well with Windows
whatsoever, be it 2000, XP or 2003. Actually, few people here know that
the servers are running Linux/Samba...

Sincerely,
Malte Müller



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Re: [Samba] Suggestions for argument for Samba over Windows 2003?

2003-10-17 Thread tcg
On Friday 17 October 2003 00:32, Andy Jones wrote:
 We then worked out what services were running and deliberated on
 where to run them in the new merged systems. As it turned out, the
 decision was to go for Windows Server 2003 for email, printing,
 virus scanning and so on.   However Web, Web Proxy, DHCP, DNS etc
 will continue to live on Unix.

First a disclaimer - although I've set up many Windows PDC's/Exchange Servers, 
etc. and now several Samba PDC installations they have all been for small 
businesses. Only one of the clients was sizeable enough to install a BDC.

With a Windows AD and also Exchange (you didn't specify which email server 
app) you may as well hand over the DNS, and possibly the DHCP, reigns over to 
the Windows guys as well as I believe (maybe wrongly so) that although you 
can allow dynamic updates from the clients they will not be secure. Plus you 
have to screw with all of those _ service zones. Maybe I'm all wet and it all 
works OK (I would like that to be the case), but I think there's a possible 
trap in the current assignment division.

Unless the plan is Exchange with Outlook for the groupware capabilities it 
would be much more preferable to put the email on the nix boxes.

 However the new domain will be one controlled by AD, the IT guys
 from the other School aren't Unix-skilled, and so I need to produce
 sound technical arguments for keeping Samba, not just my personal
 preference based on what is familiar/known...

The dangers of monoculture might be brought up. If something did take out 
every Windows box you could still get some work done with the nix boxes. With 
every system/user getting authenticated by the AD there would be no cost 
savings from a CAL viewpoint.

 Reasons FOR moving the home dirs to Windows 2003 are largely the
 same ones which got it decided upon in the first place.
  ie. stability;  reliability;  complete integration with AD;
  only one password source and so a single password across servers;

This would not be affected if you used winbind on the Samba box.

  that it is adminnable by any IT support staff, not just Unix guys;

Are the Windows boxes adminable by any IT support staff, not just the Windows 
guys?

  that it is an officially supported product.

Maybe it's just my experience but I've been on the horn to Redmond a few times 
and when you really have a Windows problem Google is a much better friend 
than Microsoft.

 So, anyway, from my reading of the doco so far, it would seem that
 we could integrate the Unix box one of two ways:

  . Upgrade it to Samba 3, and have it join the Win 2003 domain.
Since the only access we're supporting into the box is SMB,
we don't need to worry about setting or syncing the Unix password.

Gets my vote.

I still need some way to create the underlying unix account though,
preferably with consistent, rather than randomly assigned uids/gids.

Doesn't Winbind handle all of this? If you got the email task with Cyrus then 
you may need to manually set up the Cyrus accounts.

  . leave it on Samba 2.2.7, leave it off the whole domain thingo,
set  security=server  and point the password server at one of
the AD boxes, and touch wood.  

Doesn't sound pretty.
-- 
Chris

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