Thanks Bill - looks like concat provides a potential solution, will give that a go.
Jon On Tuesday, September 25, 2012 1:50:39 PM UTC+1, Bill Fraser wrote: > > Hi Jon, > > I have seen something similar done with Puppet Labs' haproxy module: > > https://github.com/puppetlabs/puppetlabs-haproxy > > Essentially the balancer members export information about themselves > (hostname, port, listening service, etc) which is collected by a > balancer server. The configuration is then pieced together using the > concat module. > > I believe that is what you are trying to accomplish here, and hopefully > you find it useful to see how it is done in another module. > > Regards, > Bill > > On 12-09-25 07:03 AM, Jon Ward wrote: > > Hi all, > > > > I'm attempting to use exported resources to dynamically generate an > nginx > > config file. What I'd like to do if have all my web servers export their > > hostname inside a file resource, and have these collected by my > > loadbalancer and used in the config file, restarting nginx if anything > has > > changed. > > > > There is an example of something very similar in Pro Puppet on pages > > 145-146 using Apache. In the example the individual hostnames are > gathered > > by apache inside the balancer block using an include statement, however > it > > doesn't seem possible to do this in an upstream block in nginx. > > > > So I think I need to somehow gather the hostnames into an array which I > > then use inside my conf file erb template to create the upstream server > > entries. My problem is how to do this. If I create a custom fact this > will > > get evaluated before (I think) the resources are exported and gathered. > If > > I use a custom function or some ruby inside the erb template that's > > evaluated on the master, not the agent. I do have a puppet agent running > on > > the master server so I could collect the exported resources there and > use a > > function, that's the best solution I can think of at the moment, just > > wondering if anyone else out there has had any success doing something > like > > this? > > > > Thanks, > > > > Jon > > > > > > -- You received this message because you are subscribed to the Google Groups "Puppet Users" group. To view this discussion on the web visit https://groups.google.com/d/msg/puppet-users/-/CI4CJG3-hBoJ. To post to this group, send email to puppet-users@googlegroups.com. To unsubscribe from this group, send email to puppet-users+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/puppet-users?hl=en.
