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require 'puppet/parser/functions'
Puppet::Parser::Functions.newfunction(:ensure_resources,
:type => :statement,
:doc => <<-'ENDOFDOC'
Takes a resource type, title (only hash), and a list of attributes that describe a
resource.
user { 'dan':
gid => 'mygroup',
ensure => present,
}
An hash of resources should be passed in and each will be created with
the type and parameters specified if it doesn't already exist.
ensure_resources('user', {'dan' => { gid => 'mygroup', uid => '600' } , 'alex' => { gid => 'mygroup' }}, {'ensure' => 'present'})
From Hiera Backend:
userlist:
dan:
gid: 'mygroup'
uid: '600'
alex:
gid: 'mygroup'
Call:
ensure_resources('user', hiera_hash('userlist'), {'ensure' => 'present'})
ENDOFDOC
) do |vals|
type, title, params = vals
raise(ArgumentError, 'Must specify a type') unless type
raise(ArgumentError, 'Must specify a title') unless title
params ||= {}
if title.is_a?(Hash)
resource_hash = Hash(title)
resources = resource_hash.keys
Puppet::Parser::Functions.function(:ensure_resource)
resources.each { |resource_name|
if resource_hash[resource_name]
params_merged = params.merge(resource_hash[resource_name])
else
params_merged = params
end
function_ensure_resource([ type, resource_name, params_merged ])
}
else
raise(Puppet::ParseError, 'ensure_resources(): Requires second argument to be a Hash')
end
end
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