> Coarser grained too, perhaps? That is, for the case where puppetdb is > configured with collection_environments = 'same', does it not make sense to > support, say, > > Nagios_host<<| environment == * |>> > > to collect resources from all environments? Or maybe the smoothest path > would be to keep the default behavior of collecting from every environment, > but support an 'environment' key in collectors by which to narrow that to a > single environment. That would retain current behavior for all current > code. > > Upon reflection, I think it would be wise to control which resources are > collected strictly via search expressions. I disfavor a configuration > setting affecting that, because if there were one then it would be likely > that different modules would be developed with different assumptions about > the configured behavior. Or to put it a different way, people should not > need to refer to Puppet's configuration to determine what any given snippet > of DSL code means.
I guess the problem such a solution leaves is, that people who really do want global collection have to litter their code with explicit environment == '*' clauses. How many people will get affected by this would be interesting, seems at least 2 people on the response so far. Any ideas for that? > Do consider also that either form of search expression involving > 'environment' represents a non-trivial change in search scope. Currently, > search expressions consider only attributes of candidate resources, whereas > environment is an attribute of the node on behalf of which the resource is > exported. That's by no means an inherent problem, but it does open the door > to requests for other collection behaviors based on the characteristics of > the exporting node. (First will be collection by exporting node identity, > then by nodes declaring certain classes or resources, then ....) Be ready. Indeed. ken. -- You received this message because you are subscribed to the Google Groups "Puppet Developers" group. To unsubscribe from this group and stop receiving emails from it, send an email to puppet-dev+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/puppet-dev/CAE4bNTnpouU9EWesR%2BL%2BUy7vA%2B-GR21-a_F%3DCLQStj4Rgw7f3A%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
