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#
# Author:: Adam Jacob (<adam@opscode.com>)
# Copyright:: Copyright (c) 2008 Opscode, Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
class Chef
class Platform
class << self
def windows?
ChefConfig.windows?
end
def windows_server_2003?
# WMI startup shouldn't be performed unless we're on Windows.
return false unless windows?
require 'wmi-lite/wmi'
wmi = WmiLite::Wmi.new
host = wmi.first_of('Win32_OperatingSystem')
is_server_2003 = (host['version'] && host['version'].start_with?("5.2"))
is_server_2003
end
def supports_powershell_execution_bypass?(node)
node[:languages] && node[:languages][:powershell] &&
node[:languages][:powershell][:version].to_i >= 3
end
def supports_dsc?(node)
node[:languages] && node[:languages][:powershell] &&
node[:languages][:powershell][:version].to_i >= 4
end
def supports_dsc_invoke_resource?(node)
require 'rubygems'
supports_dsc?(node) &&
Gem::Version.new(node[:languages][:powershell][:version]) >=
Gem::Version.new("5.0.10018.0")
end
def dsc_refresh_mode_disabled?(node)
require 'chef/util/powershell/cmdlet'
cmdlet = Chef::Util::Powershell::Cmdlet.new(node, "Get-DscLocalConfigurationManager", :object)
metadata = cmdlet.run!.return_value
metadata['RefreshMode'] == 'Disabled'
end
end
end
end
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