Class: Facter::Util::Windows::Win32Ole

Inherits:
Object
  • Object
show all
Defined in:
lib/facter/util/windows/win32ole.rb

Constant Summary collapse

RPC_C_IMP_LEVEL_IMPERSONATE = 
3

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Win32Ole

Returns a new instance of Win32Ole.



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# File 'lib/facter/util/windows/win32ole.rb', line 11

def initialize
  locator = WIN32OLE.new('WbemScripting.SWbemLocator')
  @conn = locator.ConnectServer('.', 'root\\cimv2')
  @conn.Security_.ImpersonationLevel = RPC_C_IMP_LEVEL_IMPERSONATE
end

Instance Method Details

#exec_query(query) ⇒ Object 



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# File 'lib/facter/util/windows/win32ole.rb', line 24

def exec_query(query)
  @conn.execquery(query)
end

#return_first(query) ⇒ Object 



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# File 'lib/facter/util/windows/win32ole.rb', line 17

def return_first(query)
  result = exec_query(query)
  return result.to_enum.first if result

  nil
end