Method: Inspec::Resources::WMI#params

Defined in:
lib/resources/wmi.rb

#params ⇒ Object 



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# File 'lib/resources/wmi.rb', line 54

def params
  return @content if defined?(@content)
  @content = {}

  # abort if no options are available
  return @content unless defined?(@options)

  # filter for supported options
  args = @options.select { |key, _value| [:class, :namespace, :query, :filter].include?(key) }

  # convert to Get-WmiObject arguments
  params = ''
  args.each { |key, value| params += " -#{key} \"#{value.gsub('"', '`"')}\"" }

  # run wmi command and filter empty wmi
  script = <<-EOH
  Filter Aggregate
  {
      $arr = @{}
      $_.properties | % {
          $arr.Add($_.name, $_.value)
      }
      $arr
  }
  Get-WmiObject #{params} | Aggregate | ConvertTo-Json
  EOH

  # run wmi command
  cmd = inspec.powershell(script)
  @content = JSON.parse(cmd.stdout)

  # make all keys case-insensitive
  @content = lowercase_keys(@content)
rescue JSON::ParserError => _e
  @content
end