'Create new dbfile without any configuration.'

def init_new(self):

    self.db_path = os.path.join(self.tmpdir, 'conf.db')
    self.db_socket = os.path.join(self.tmpdir, 'db.sock')
    self.db_pidfile = utils.get_pid_path('ovsdb-server')
    self.ovs_pidfile = utils.get_pid_path('ovs-vswitchd')
    self.dbschema = '/usr/share/openvswitch/vswitch.ovsschema'
    self.cleanup = True
    sm = ServiceManager()
    try:
        sm.stop('openvswitch')
    except error.CmdError:
        pass
    utils.load_module('openvswitch')
    self.clean()
    if os.path.exists(self.db_path):
        os.remove(self.db_path)
    self.init_db()
    self.start_ovs_vswitchd()
