'Set safe and sane values for config params.'

def _reset_configuration(self):

    self.configuration.num_volume_device_scan_tries = 1
    self.configuration.volume_dd_blocksize = '1M'
    self.configuration.volume_backend_name = 'hgst-1'
    self.configuration.hgst_storage_servers = 'stor1:gbd0,stor2:gbd0'
    self.configuration.hgst_net = 'net1'
    self.configuration.hgst_redundancy = '0'
    self.configuration.hgst_space_user = 'kane'
    self.configuration.hgst_space_group = 'xanadu'
    self.configuration.hgst_space_mode = '0777'
