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Diffstat (limited to 'lib/chef/powershell.rb')
| -rw-r--r-- | lib/chef/powershell.rb | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/lib/chef/powershell.rb b/lib/chef/powershell.rb deleted file mode 100644 index 399b631633..0000000000 --- a/lib/chef/powershell.rb +++ /dev/null @@ -1,81 +0,0 @@ -# -# Author:: Stuart Preston (<stuart@chef.io>) -# Copyright:: Copyright (c) Chef Software 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. - -require "ffi" unless defined?(FFI) -require_relative "json_compat" - -class Chef - class PowerShell - extend FFI::Library - - attr_reader :result - attr_reader :errors - attr_reader :verbose - - # Run a command under PowerShell via FFI - # This implementation requires the managed dll and native wrapper to be in the library search - # path on Windows (i.e. c:\windows\system32 or in the same location as ruby.exe). - # - # Requires: .NET Framework 4.0 or higher on the target machine. - # - # @param script [String] script to run - # @param timeout [Integer, nil] timeout in seconds. - # @return [Object] output - def initialize(script, timeout: -1) - # This Powershell DLL source lives here: https://github.com/chef/chef-powershell-shim - # Every merge into that repo triggers a Habitat build and promotion. Running - # the rake :update_chef_exec_dll task in this (chef/chef) repo will pull down - # the built packages and copy the binaries to distro/ruby_bin_folder. Bundle install - # ensures that the correct architecture binaries are installed into the path. - @dll ||= "Chef.PowerShell.Wrapper.dll" - exec(script, timeout: timeout) - end - - # - # Was there an error running the command - # - # @return [Boolean] - # - def error? - return true if errors.count > 0 - - false - end - - class CommandFailed < RuntimeError; end - - # - # @raise [Chef::PowerShell::CommandFailed] raise if the command failed - # - def error! - raise Chef::PowerShell::CommandFailed, "Unexpected exit in PowerShell command: #{@errors}" if error? - end - - private - - def exec(script, timeout: -1) - FFI.ffi_lib @dll - FFI.attach_function :execute_powershell, :ExecuteScript, %i{string int}, :pointer - timeout = -1 if timeout == 0 || timeout.nil? - execution = FFI.execute_powershell(script, timeout).read_utf16string - hashed_outcome = Chef::JSONCompat.parse(execution) - @result = Chef::JSONCompat.parse(hashed_outcome["result"]) - @errors = hashed_outcome["errors"] - @verbose = hashed_outcome["verbose"] - end - end -end |