@Jakov I am currently running Puppet on a single host, it is only to manage
site configurations, so this is not a problem
@R.I. Thanks, worked like a charm. Bonus points for very simple solution.
On Sunday, September 9, 2012 7:34:10 AM UTC-4, R.I. Pienaar wrote:
>
>
>
> ----- Original Message -----
> > From: "Sébastien Lavoie" <seba...@lavoie.sl <javascript:>>
> > To: puppet...@googlegroups.com <javascript:>
> > Sent: Friday, September 7, 2012 11:32:55 PM
> > Subject: [Puppet Users] How can I ensure that a service is
> started/stopped based on if it is needed or not ?
> >
> > I have a several services that I use only for some sites and I would
> > like to make sure it is started when a site that uses is activated
> > and stopped when it is not needed anymore.
> >
> >
> > Examples: memcache, elasticsearch, rabbitmq, etc.
> >
> >
> > I can easily make a service virtual and realize it before making a
> > reference to it like this:
> >
> >
> > class webserver {
> > @service {"memcache":
> > ensure => running,
> > }
> > }
> >
> >
> > class sites {
> > Realize['memcache']
> > site {"example.com":
> > require => Service['memcache']
> > }
> > }
> >
> >
> > But this will not stop the service if it is never realized.
>
> dont know if this helps but lets say you have a common class
> you install on all nodes:
>
> class common {
> include memcache
> }
>
> class memcache {
> service{"memcache": ensure => stopped, enable => false}
> }
>
> at this point if you include common on all machines memcache will
> be stopped and disabled everywhere
>
> now you make a class specifically to include on nodes that needs
> it running.
>
> class memcache::enable inherits memcache {
> Service["memcache"] { ensure => running, enable => true }
> }
>
> if you include this class on a node it will be enabled, soon
> as you remove the class it will be disabled again
>
> Generally though this is a bad idea because you also have to
> consider configs, packages and all this stuff it might make
> sense in your case but I think the correct thing to do is just
> not to install stuff on machines that you dont need.
>
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