Class: Inspec::Resources::WindowsInterface

Inherits:
InterfaceInfo show all
Defined in:
lib/inspec/resources/interface.rb

Instance Attribute Summary

Attributes inherited from InterfaceInfo

#inspec

Instance Method Summary collapse

Methods inherited from InterfaceInfo

#initialize

Methods included from Converter

#convert_to_i, to_boolean

Constructor Details

This class inherits a constructor from Inspec::Resources::InterfaceInfo

Instance Method Details

#interface_info(iface) ⇒ Object 



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# File 'lib/inspec/resources/interface.rb', line 216

def interface_info(iface)
  # gather all network interfaces
  cmd = inspec.command("Get-NetAdapter | Select-Object -Property Name, InterfaceDescription, Status, State, " \
                       "MacAddress, LinkSpeed, ReceiveLinkSpeed, TransmitLinkSpeed, Virtual | ConvertTo-Json")

  addr_cmd = inspec.command("Get-NetIPAddress | Select-Object -Property IPv6Address, IPv4Address, InterfaceAlias," \
                            " PrefixLength | ConvertTo-Json")

  # filter network interface
  begin
    net_adapter = JSON.parse(cmd.stdout)
    addresses = JSON.parse(addr_cmd.stdout)
  rescue JSON::ParserError => _e
    return nil
  end

  # ensure we have an array of groups
  net_adapter = [net_adapter] unless net_adapter.is_a?(Array)
  addresses = [addresses] unless addresses.is_a?(Array)

  # select the requested interface
  adapters = net_adapter.each_with_object([]) do |adapter, adapter_collection|
    # map object
    info = {
      name: adapter["Name"],
      up: adapter["State"] == 2,
      speed: adapter["ReceiveLinkSpeed"] / 1000,
      ipv4_addresses: addresses_for_proto(addresses, adapter["Name"], "IPv4"),
      ipv6_addresses: addresses_for_proto(addresses, adapter["Name"], "IPv6"),
    }
    adapter_collection.push(info) if info[:name].casecmp(iface) == 0
  end

  return nil if adapters.empty?

  warn "[Possible Error] detected multiple network interfaces with the name #{iface}" if adapters.size > 1
  adapters[0]
end