[chef] Re: Re: Re: When is it necessary to use include_attribute?

[Daniel DeLeo < >]

Yup. The code is here if you want to take a look: 
https://github.com/opscode/chef/blob/master/lib/chef/run_context/cookbook_compiler.rb#L58-93
  

--  
Daniel DeLeo


On Thursday, March 27, 2014 at 10:10 AM, Christopher Armstrong wrote:

> Thanks Dan.
>  
> So, if I depend on a cookbook in my metadata.rb, I can trust that its 
> attributes are parsed before Chef gets to my cookbook's attributes?
>  
>  
> On Thu, Mar 27, 2014 at 10:09 AM, Daniel DeLeo 
> <
 
>  
> (mailto:
 )>
>  wrote:
> >  
> >  
> > On Thursday, March 27, 2014 at 10:01 AM, Christopher Armstrong wrote:
> >  
> > > Ohai Chefs,
> > >  
> > > Say I have a cookbook bar. This cookbook depends on a cookbook foo. I 
> > > have included foo as a dependency in my metadata.rb and I'm doing an 
> > > include_recipe "foo" in bar's default recipe. Groovy.
> > >  
> > > I need to override a few of foo's default attributes in bar. So, in 
> > > bar's attributes.rb, I override these attributes.
> > >  
> > > Now my question: ordinarily, I would include_attributes "foo" in bar 
> > > before I override these attributes, as alphabetically foo comes after 
> > > bar, and I want to ensure that those attributes are parsed before I 
> > > override them.
> > >  
> > > That's how I've been doing things. Today, though, I'm wondering if 
> > > that's even necessary, because I have listed foo as a dependency in 
> > > bar's metadata. Does Chef's dependency resolver parse default 
> > > attributes for all dependencies before getting to a cookbook's own 
> > > attributes?
> > >  
> > > Hope that makes sense!
> > >  
> > > Thanks,
> > >  
> > > Chris
> > In Chef 10 it was a total mess, so we’ll skip that. But if you are still 
> > using 10.x then include attribute is definitely needed to have any 
> > semblance of sanity.
> >  
> > In Chef 11, cookbooks get ordered based on dependencies, and then within 
> > a cookbook, default.rb gets loaded first and then it’s lexical 
> > (alphabetical, more or less) sort order after that.
> >  
> > If you run with -ldebug, you should see log messages for your 
> > include_attributes statements that say whether they’re no-ops or not.
> >  
> >  
> > --
> > Daniel DeLeo
>