If you are managing sssd* package(s) via puppet, you can try this:
module.pp -
if defined(Package['sssd']) and defined(Package['sssdxx'])
{
$session_variable = "sss.so"
}
else
{
$session_variable = "pam_ldap.so"
}
template.erb -
session optional <%= session_variable -%>
-
On Tue, Jun 25, 2013 at 6:19 PM, Ken Barber <[email protected]> wrote:
> > I am very new to puppet and wants to implement something like this in my
> > puppet template (erb file)
> >
> > the logic i am trying to do is :
> >
> > sssd_count=`rpm -qa | grep 'sssd' | wc -l`
> >
> > <% if sssd_count =2 -%>
> > session optional sss.so
> > <% else %>
> > session optional pam_ldap.so
> > <% end -%>
> >
> > but the backtick does not work.. or i am unable to store the expected
> value
> > in to sssd_count
> > is there any other way to perform this task ??
>
> You probably want the syntax to look something like:
>
> <% sssd_count=`rpm -qa | grep 'sssd' | wc -l` -%>
>
> <% if sssd_count =2 -%>
> session optional sss.so
> <% else %>
> session optional pam_ldap.so
> <% end -%>
>
> Notice how I've wrapped the variable declaration in <% -%>. However, I
> imagine the real problem here is that templates do not run on the
> destination agent, they run on the puppet master - which is probably
> why it hasn't been working out for you. So unless you're running in
> masterless mode, forget this methodology.
>
> > I will be really grateful if i can get some help ..
>
> A far more efficient way of doing this, is to make your module install
> the 'sssd' package for you (could be conditional also). That way
> you're not having to detect the state of the package, instead you are
> enforcing the state you want.
>
> If you really can't do this, then what you want is to write a fact
> that tells you weither the package is installed or not or just a fact
> that grabs all packages perhaps, and you later pick the package from a
> list. Facts run on the agent very early in the cycle, and their
> content is submitted to the master - so can be used in templates like
> the one you have created.
>
> ken.
>
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