/usr/lib/ruby/vendor_ruby/ohai/plugins/powershell.rb is in ohai 8.21.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright:: Copyright (c) 2014-2016 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.
#
Ohai.plugin(:Powershell) do
provides "languages/powershell"
depends "languages"
collect_data(:windows) do
begin
so = shell_out("powershell.exe -NoLogo -NonInteractive -NoProfile -command $PSVersionTable")
# Sample output:
#
# Name Value
# ---- -----
# PSVersion 4.0
# WSManStackVersion 3.0
# SerializationVersion 1.1.0.1
# CLRVersion 4.0.30319.34014
# BuildVersion 6.3.9600.16394
# PSCompatibleVersions {1.0, 2.0, 3.0, 4.0}
# PSRemotingProtocolVersion 2.2
if so.exitstatus == 0
powershell = Mash.new
version_info = {}
so.stdout.strip.each_line do |line|
kv = line.strip.split(/\s+/, 2)
version_info[kv[0]] = kv[1] if kv.length == 2
end
powershell[:version] = version_info["PSVersion"]
powershell[:ws_man_stack_version] = version_info["WSManStackVersion"]
powershell[:serialization_version] = version_info["SerializationVersion"]
powershell[:clr_version] = version_info["CLRVersion"]
powershell[:build_version] = version_info["BuildVersion"]
powershell[:compatible_versions] = parse_compatible_versions
powershell[:remoting_protocol_version] = version_info["PSRemotingProtocolVersion"]
languages[:powershell] = powershell unless powershell.empty?
end
rescue Ohai::Exceptions::Exec
Ohai::Log.debug('Powershell plugin: Could not shell_out "powershell.exe -NoLogo -NonInteractive -NoProfile -command $PSVersionTable". Skipping plugin')
end
end
def version_command
[
"$progresspreference = 'silentlycontinue'",
"$PSVersionTable.PSCompatibleVersions | foreach {$_.tostring()}",
].join("; ")
end
def powershell_command
["powershell.exe",
"-NoLogo",
"-NonInteractive",
"-NoProfile",
"-Command",
].join(" ")
end
def parse_compatible_versions
so = shell_out("#{powershell_command} \"#{version_command}\"")
versions = []
so.stdout.strip.each_line do |line|
versions << line.strip
end
versions
end
end
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