old_contents: '''
  Kernel Sysctl Management
  ========================
  
  Control the kernel sysctl system
  
  .. code-block:: yaml
  
    vm.swappines:
      sysctl:
        - present
        - value: 20
  '''
  
  
  def present(name, value, config='/etc/sysctl.conf'):
      '''
      Ensure that the named sysctl value is set
  
      name
          The name of the sysctl value to edit
  
      value
          The sysctl value to apply
  
      config
          The location of the sysctl configuration file
      '''
      ret = {'name': name,
             'result': True,
             'changes': {},
             'comment': ''}
  
      update = __salt__['sysctl.persist'](name, value, config)
  
      if update == 'Updated':
          ret['changes'] = {name: value}
          ret['comment'] = 'Updated sysctl value {0} = {1}'.format(name, value)
      elif update == 'Already set':
          ret['comment'] = 'Sysctl value {0} = {1} is already set'.format(
                  name,
                  value
                  )
  
      return ret
  
new_contents: '''
  Kernel Sysctl Management
  ========================
  
  Control the kernel sysctl system
  
  .. code-block:: yaml
  
    vm.swappines:
      sysctl:
        - present
        - value: 20
  '''
  
  
  def present(name, value, config='/etc/sysctl.conf'):
      '''
      Ensure that the named sysctl value is set
  
      name
          The name of the sysctl value to edit
  
      value
          The sysctl value to apply
  
      config
          The location of the sysctl configuration file
      '''
      ret = {'name': name,
             'result': True,
             'changes': {},
             'comment': ''}
  
      current = __salt__['sysctl.show']()
      if __opts__['test']:
          if name in current:
              if current['name'] != value:
                  ret['result'] = None
                  ret['comment'] = (
                          'Sysctl option {0} set to be changed to {1}'
                          ).format(name, value)
                  return ret
          else:
              ret['comment'] = 'Sysctl value {0} = {1} is already set'.format(
                      name,
                      value
                      )
              return ret
      
      update = __salt__['sysctl.persist'](name, value, config)
  
      if update == 'Updated':
          ret['changes'] = {name: value}
          ret['comment'] = 'Updated sysctl value {0} = {1}'.format(name, value)
      elif update == 'Already set':
          ret['comment'] = 'Sysctl value {0} = {1} is already set'.format(
                  name,
                  value
                  )
  
      return ret
  
subject: Add test interface to sysctl state