Nan, thanks for the quick response. I think that might work for me,
but what would give me a bit more power in the future would being able
to add define resources and the parameters. Not sure if that had been
a requested feature or not.
On Oct 17, 7:14 pm, Nan Liu <n...@puppetlabs.com> wrote:
> On Mon, Oct 17, 2011 at 3:57 PM, Matt <mjbl...@gmail.com> wrote:
> > So I am messing around with puppet dashboard and for the most part for
> > what I am working on it fits the bill for an ENC. The only question I
> > have is I need to pass information about a customer to set up
> > resources and the system can have multiple customers on it. What is
> > the best way to handle complex data? Would I be able to pass json data
> > for example?
>
> This is stolen from some doc I wrote for how to support complex data
> in dashboard until is has hash/array support. Missing pictures, but
> should have everything you need on how to use json data in dashboard.
>
> In puppetlabs-stdlib we added several functions including parseyaml,
> and parsejson for this purpose. Unfortunately there’s one more hurdle
> since the data passed back from dashboard is pading single \ to triple
> \\\ as well as striping leading ---, so this requires us to convert
> “[\\\“0.pool.ntp.org\\\”]” to “[\”0.pool.ntp.org\”]”. To get around
> this we do a quick data cleanup with the following function:
>
> module Puppet::Parser::Functions
> newfunction(:convjson, :type => :rvalue) do |args|
> if args[0].to_s.empty? then
> fail "Must provide non empty value."
> else
> return args[0].gsub(/\\/,'')
> end
> end
> end
>
> At this point you can convert the json string back to an array/hash in puppet:
> class ntp(
> $ntp_server=parsejson(convjson($::ntp_server))
> ) {
> file {'/etc/ntp.conf':
> ...
> # template use $ntp_server
> content => template('ntp/ntp.conf.erb'),
> }
> service {'ntpd':
> ...
> }
>
> }
>
> Thanks,
>
> Nan
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