On Fri, Dec 17, 2010 at 7:17 AM, bluebook <paul.fletc...@gmail.com> wrote:
> Hello,
>
> I'm new to puppet, so maybe this is a silly question, but an hour of
> googling has thrown up nothing.
>
> I am trying to define a set of classes which each represent different
> server types in my architecture, for example "dns server" and "web
> server". A single machine may perform more than one server role - eg
> it could be both a dns server and a web server.
>
> For the types of roles I have, lets call them foo and bar, there are
> some packages in common. Eg they both require tomcat and jre. So to
> start off with I tried this:
>
> class foo {
> package { jre-jce: ensure => present}
> package { tomcat: ensure => '6.0.20-1'}
> package { foo-services: ensure => present}
> }
>
> class bar {
> package { jre-jce: ensure => present}
> package { tomcat: ensure => '6.0.20-1'}
> package { bar-services: ensure => present}
> }
>
> node 'server1' {
> include foo
> include bar
> }
>
> This works fine if I only include one class or the other in the node
> definition, but if I include both then I get an error "Package[jre-
> jce] is already defined in file ...; cannot redefine at ..."
http://projects.puppetlabs.com/projects/1/wiki/Virtual_Resources
Define the virtual resource outside the classes, realize it in both.
>
> So now I am trying to find a way to move the package definitions
> outside of the class definitions, and reference them from there. But
> I can't find a syntax which allows me to do that. The closest I have
> come is this:
>
> package { jre-jce: ensure => present}
>
> class foo {
> Package["jre-jce"] {}
> }
>
> but puppet doesn't like the empty braces.
>
> Is there a better way to do what I am trying to do? Or is this the
> right way but the wrong syntax?
>
> Thanks for any help.
>
> Paul
>
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>
--
Nigel Kersten - Puppet Labs - http://www.puppetlabs.com
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