4 module Puppet::Parser::Functions
5 newfunction(:ensure_packages, :type => :statement, :doc => <<-DOC
6 Takes a list of packages and only installs them if they don't already exist.
7 It optionally takes a hash as a second parameter that will be passed as the
8 third argument to the ensure_resource() function.
12 raise(Puppet::ParseError, "ensure_packages(): Wrong number of arguments given (#{arguments.size} for 1 or 2)") if arguments.size > 2 || arguments.empty?
13 raise(Puppet::ParseError, 'ensure_packages(): Requires second argument to be a Hash') if arguments.size == 2 && !arguments[1].is_a?(Hash)
15 if arguments[0].is_a?(Hash)
17 defaults = { 'ensure' => 'present' }.merge(arguments[1])
18 if defaults['ensure'] == 'installed'
19 defaults['ensure'] = 'present'
22 defaults = { 'ensure' => 'present' }
25 Puppet::Parser::Functions.function(:ensure_resources)
26 function_ensure_resources(['package', arguments[0].dup, defaults])
28 packages = Array(arguments[0])
31 defaults = { 'ensure' => 'present' }.merge(arguments[1])
32 if defaults['ensure'] == 'installed'
33 defaults['ensure'] = 'present'
36 defaults = { 'ensure' => 'present' }
39 Puppet::Parser::Functions.function(:ensure_resource)
40 packages.each do |package_name|
41 raise(Puppet::ParseError, 'ensure_packages(): Empty String provided for package name') if package_name.empty?
42 function_ensure_resource(['package', package_name, defaults])
48 # vim: set ts=2 sw=2 et :