puppetlabs-stdlib/lib/puppet/parser/functions/ensure_packages.rb
2014-01-15 11:03:49 -08:00

25 lines
649 B
Ruby

#
# ensure_packages.rb
#
module Puppet::Parser::Functions
newfunction(:ensure_packages, :type => :statement, :doc => <<-EOS
Takes a list of packages and only installs them if they don't already exist.
EOS
) do |arguments|
if arguments.size != 1
raise(Puppet::ParseError, "ensure_packages(): Wrong number of arguments " +
"given (#{arguments.size} for 1)")
end
packages = Array(arguments[0])
Puppet::Parser::Functions.function(:ensure_resource)
packages.each { |package_name|
function_ensure_resource(['package', package_name, {'ensure' => 'present' } ])
}
end
end
# vim: set ts=2 sw=2 et :