Switchover master/slave switchover @Summary master/slave switchover @Description master/slave switchover @Tags switchover @Accept json @Produce json @Security ApiKeyAuth @Param masterSlaveClusterSwitchoverReq body cluster.MasterSlaveClusterSwitchoverReq true "switchover request" @Success 200 {object} controller.CommonResult{data=cluster.MasterSlaveClusterSwitchoverResp} @Failure 401 {object} controller.CommonResult @Failure 403 {object} controller.CommonResult @Failure 500 {object} controller.CommonResult @Router /clusters/switchover [post].