[Fedora-packaging] Possible UsersAndGroupsDraft

Jarod Wilson jwilson at redhat.com
Thu Jun 14 14:44:18 UTC 2007

Tom "spot" Callaway wrote:
> On Thu, 2007-06-14 at 10:14 -0400, Simo Sorce wrote:
>> On Thu, 2007-06-14 at 08:44 -0500, Tom "spot" Callaway wrote:
>>> A possible improvement I could see would be to change the tool to ask
>>> pam if the user exists, as opposed to simply looking
>> I guess you mean NSS
>>> in /etc/passwd, /etc/group, as that would better cover network user
>>> conflicts.
>> If you don't already do it, you should _really_ do it and quickly.
>> Checking /etc/passwd directly today is not acceptable IMO, NSS has been
>> introduced exactly to decouple user querying from knowledge of the
>> underlying db and mechanisms used.
> So... since I know pam but not NSS, is there a way to ask that question
> (does a user/group exist) on the commandline with existing NSS tools?

Do these achieve the desired results?

# getent passwd | cut -d: -f1 | grep -c <user>

# getent group | cut -d: -f1 | grep -c <group>

Fully nss-aware, pulls user and group stuff from nis, ldap, etc., as
well as local files.

Jarod Wilson
jwilson at redhat.com

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