QueryUpgradePaths query upgrade path for given cluster id @Summary query upgrade path for given cluster id @Description query upgrade path for given cluster id @Tags cluster upgrade @Accept json @Produce json @Security ApiKeyAuth @Param clusterId path string true "clusterId" @Success 200 {object} controller.CommonResult{data=cluster.QueryUpgradePathRsp} @Failure 401 {object} controller.CommonResult @Failure 403 {object} controller.CommonResult @Failure 500 {object} controller.CommonResult @Router /clusters/{clusterId}/upgrade/path [get].

QueryUpgradeVersionDiffInfo query config diff between current cluster and target upgrade version @Summary query config diff between current cluster and target upgrade version @Description query config diff between current cluster and target upgrade version @Tags cluster upgrade @Accept json @Produce json @Security ApiKeyAuth @Param clusterId path string true "clusterId" @Param upgradeVersionDiffQuery query cluster.QueryUpgradeVersionDiffInfoReq true "upgrade version diff query" @Success 200 {object} controller.CommonResult{data=cluster.QueryUpgradeVersionDiffInfoResp} @Failure 401 {object} controller.CommonResult @Failure 403 {object} controller.CommonResult @Failure 500 {object} controller.CommonResult @Router /clusters/{clusterId}/upgrade/diff [get].

Upgrade a cluster @Summary request for upgrade TiDB cluster @Description request for upgrade TiDB cluster @Tags cluster upgrade @Accept application/json @Produce application/json @Security ApiKeyAuth @Param clusterId path string true "clusterId" @Param upgradeReq body cluster.UpgradeClusterReq true "upgrade request" @Success 200 {object} controller.CommonResult{data=cluster.UpgradeClusterResp} @Failure 401 {object} controller.CommonResult @Failure 403 {object} controller.CommonResult @Failure 500 {object} controller.CommonResult @Router /clusters/{clusterId}/upgrade [post].