54 lines
1.7 KiB
Ruby
54 lines
1.7 KiB
Ruby
#
|
|
# Author:: Seth Chisamore (<schisamo@chef.io>)
|
|
# Cookbook:: windows
|
|
# Library:: powershell_helper
|
|
#
|
|
# Copyright:: 2011-2018, Chef Software, Inc.
|
|
#
|
|
# 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.
|
|
#
|
|
|
|
require 'chef/mixin/shell_out'
|
|
|
|
module Powershell
|
|
module Helper
|
|
include Chef::Mixin::ShellOut
|
|
|
|
def powershell_installed?
|
|
!powershell_version.nil?
|
|
end
|
|
|
|
def interpreter
|
|
# force 64-bit powershell from 32-bit ruby process
|
|
if ::File.exist?("#{ENV['WINDIR']}\\sysnative\\WindowsPowershell\\v1.0\\powershell.exe")
|
|
"#{ENV['WINDIR']}\\sysnative\\WindowsPowershell\\v1.0\\powershell.exe"
|
|
elsif ::File.exist?("#{ENV['WINDIR']}\\system32\\WindowsPowershell\\v1.0\\powershell.exe")
|
|
"#{ENV['WINDIR']}\\system32\\WindowsPowershell\\v1.0\\powershell.exe"
|
|
else
|
|
'powershell.exe'
|
|
end
|
|
end
|
|
|
|
def powershell_version
|
|
cmd = shell_out("#{interpreter} -InputFormat none -Command \"& echo $PSVersionTable.psversion.major\"")
|
|
if cmd.stdout.empty? # PowerShell 1.0 doesn't have a $PSVersionTable
|
|
1
|
|
else
|
|
Regexp.last_match(1).to_i if cmd.stdout =~ /^(\d+)/
|
|
end
|
|
rescue Errno::ENOENT
|
|
nil
|
|
end
|
|
end
|
|
end
|