/usr/lib/ruby/vendor_ruby/ohai/plugins/windows/network.rb is in ohai 6.14.0-2.
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:: James Gartrell (<jgartrel@gmail.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.
#
provides "network"
require 'ruby-wmi'
def encaps_lookup(encap)
return "Ethernet" if encap.eql?("Ethernet 802.3")
encap
end
iface = Mash.new
iface_config = Mash.new
iface_instance = Mash.new
# http://msdn.microsoft.com/en-us/library/windows/desktop/aa394217%28v=vs.85%29.aspx
adapters = WMI::Win32_NetworkAdapterConfiguration.find(:all)
adapters.each do |adapter|
i = adapter.Index
iface_config[i] = Mash.new
adapter.properties_.each do |p|
iface_config[i][p.name.wmi_underscore.to_sym] = adapter.invoke(p.name)
end
end
# http://msdn.microsoft.com/en-us/library/windows/desktop/aa394216(v=vs.85).aspx
adapters = WMI::Win32_NetworkAdapter.find(:all)
adapters.each do |adapter|
i = adapter.Index
iface_instance[i] = Mash.new
adapter.properties_.each do |p|
iface_instance[i][p.name.wmi_underscore.to_sym] = adapter.invoke(p.name)
end
end
iface_instance.keys.each do |i|
if iface_config[i][:ip_enabled] and iface_instance[i][:net_connection_id]
cint = sprintf("0x%x", iface_instance[i][:interface_index] ? iface_instance[i][:interface_index] : iface_instance[i][:index] ).downcase
iface[cint] = Mash.new
iface[cint][:configuration] = iface_config[i]
iface[cint][:instance] = iface_instance[i]
iface[cint][:counters] = Mash.new
iface[cint][:addresses] = Mash.new
iface[cint][:configuration][:ip_address].each_index do |i|
ip = iface[cint][:configuration][:ip_address][i]
_ip = IPAddress("#{ip}/#{iface[cint][:configuration][:ip_subnet][i]}")
iface[cint][:addresses][ip] = Mash.new(
:prefixlen => _ip.prefix
)
if _ip.ipv6?
# inet6 address
iface[cint][:addresses][ip][:family] = "inet6"
iface[cint][:addresses][ip][:scope] = "Link" if ip =~ /^fe80/i
else
# should be an inet4 address
iface[cint][:addresses][ip][:netmask] = _ip.netmask.to_s
if iface[cint][:configuration][:ip_use_zero_broadcast]
iface[cint][:addresses][ip][:broadcast] = _ip.network.to_s
else
iface[cint][:addresses][ip][:broadcast] = _ip.broadcast.to_s
end
iface[cint][:addresses][ip][:family] = "inet"
end
end
# Apparently you can have more than one mac_address? Odd.
[iface[cint][:configuration][:mac_address]].flatten.each do |mac_addr|
iface[cint][:addresses][mac_addr] = {
"family" => "lladdr"
}
end
iface[cint][:mtu] = iface[cint][:configuration][:mtu]
iface[cint][:type] = iface[cint][:instance][:adapter_type]
iface[cint][:arp] = {}
iface[cint][:encapsulation] = encaps_lookup(iface[cint][:instance][:adapter_type])
if iface[cint][:configuration][:default_ip_gateway] != nil and iface[cint][:configuration][:default_ip_gateway].size > 0
network[:default_gateway] = iface[cint][:configuration][:default_ip_gateway].first
network[:default_interface] = cint
end
end
end
cint=nil
status, stdout, stderr = run_command(:command => "arp -a")
if status == 0
stdout.split("\n").each do |line|
if line =~ /^Interface:\s+(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})\s+[-]+\s+(0x\S+)/
cint = $2.downcase
end
next unless iface[cint]
if line =~ /^\s+(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})\s+([a-fA-F0-9\:-]+)/
iface[cint][:arp][$1] = $2.gsub("-",":").downcase
end
end
end
network["interfaces"] = iface
|