/usr/lib/ruby/vendor_ruby/ohai/plugins/openstack.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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# Author:: Matt Ray (<matt@chef.io>)
# Author:: Tim Smith (<tsmith@chef.io>)
# Copyright:: Copyright (c) 2012-2016 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.
require "ohai/mixin/ec2_metadata"
Ohai.plugin(:Openstack) do
include Ohai::Mixin::Ec2Metadata
provides "openstack"
depends "dmi"
depends "etc"
# do we have the openstack dmi data
def openstack_dmi?
# detect a manufacturer of OpenStack Foundation
if get_attribute(:dmi, :system, :all_records, 0, :Manufacturer) =~ /OpenStack/
Ohai::Log.debug("Plugin Openstack: has_openstack_dmi? == true")
return true
else
Ohai::Log.debug("Plugin Openstack: has_openstack_dmi? == false")
return false
end
end
# check for the ohai hint and log debug messaging
def openstack_hint?
if hint?("openstack")
Ohai::Log.debug("Plugin Openstack: openstack hint present")
return true
else
Ohai::Log.debug("Plugin Openstack: openstack hint not present")
return false
end
end
# dreamhost systems have the dhc-user on them
def openstack_provider
return "dreamhost" if get_attribute("etc", "passwd", "dhc-user")
return "openstack"
end
collect_data do
# fetch data if we look like openstack
if openstack_hint? || openstack_dmi?
openstack Mash.new
openstack[:provider] = openstack_provider
# fetch the metadata if we can do a simple socket connect first
if can_metadata_connect?(Ohai::Mixin::Ec2Metadata::EC2_METADATA_ADDR, 80)
fetch_metadata.each do |k, v|
openstack[k] = v
end
Ohai::Log.debug("Plugin Openstack: Successfully fetched Openstack metadata from the metadata endpoint")
else
Ohai::Log.debug("Plugin Openstack: Timed out connecting to Openstack metadata endpoint. Skipping metadata.")
end
else
Ohai::Log.debug("Plugin Openstack: Node does not appear to be an Openstack node")
end
end
end
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