Implementing System Policies with Samba=20

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Revision as of 19:18, 26 September 2006 by Zogness (talk | contribs)
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Thanks to Anthony Ciarochi at Centeris for this solution.

I have a Centos (Red Hat-based) server that is now accessible to AD users AND local users via ssh. I can control which AD groups can login using the syntax below. Red Hat-based distros use "pam_stack" in pam.d which is quite different than Debian's "include" based pam.d.

cat /etc/pam.d/sshd

auth       required     pam_stack.so service=system-auth
auth       required     pam_nologin.so
account    sufficient   pam_succeed_if.so user ingroup sshlogin
account    sufficient   pam_succeed_if.so user ingroup wheel
password   required     pam_stack.so service=system-auth
session    required     pam_stack.so service=system-auth
session    required     pam_loginuid.so
session    sufficient   pam_mkhomedir.so skel=/etc/skel umask=0027

The critical lines are:

  account    sufficient   pam_succeed_if.so user ingroup sshlogin

The above is to allow an AD group "sshlogin" to ssh in.

  account    sufficient   pam_succeed_if.so user ingroup wheel

The above allows anyone in the *local machine* unix group "wheel" to ssh in.

  session    sufficient   pam_mkhomedir.so skel=/etc/skel umask=0027

The above creates home dirs and dot files for AD users when they login for the first time.