Upgrading a Cluster

Function

Cluster upgrade

Cluster upgrade involves many operations on components. You are advised to upgrade your cluster on the CCE console, a more interactive and intuitive way to reduce operational risks.
Currently, cluster upgrade APIs are available only upon request.

URI

POST /api/v3/projects/{project_id}/clusters/{cluster_id}/operation/upgrade

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details about how to obtain the value, see How to Obtain Parameters in the API URI.
cluster_id	Yes	String	Cluster ID. For details about how to obtain the value, see How to Obtain Parameters in the API URI.

Request Parameters

**Table 2** Request body parameters
Parameter	Mandatory	Type	Description
metadata	Yes	UpgradeClusterRequestMetadata object	Upgrade metadata.
spec	Yes	UpgradeSpec object	Upgrade settings.

**Table 3** UpgradeClusterRequestMetadata
Parameter	Mandatory	Type	Description
apiVersion	Yes	String	API version. Defaults to v3.
kind	Yes	String	Resource type. Defaults to UpgradeTask.

**Table 4** UpgradeSpec
Parameter	Mandatory	Type	Description
clusterUpgradeAction	No	ClusterUpgradeAction object	Cluster upgrade settings.

**Table 5** ClusterUpgradeAction
Parameter	Mandatory	Type	Description
addons	No	Array of UpgradeAddonConfig objects	Add-on configuration list.
nodeOrder	No	Map<String,Array<NodePriority>>	Upgrade sequence of nodes in the node pool. NOTE: key indicates the node pool ID. Defaults to DefaultPool.
nodePoolOrder	No	Map<String,Integer>	Upgrade sequence of a node pool, in key-value pairs. NOTE: key indicates the node pool ID. Defaults to DefaultPool. value means the priority of a node pool. Defaults to 0, indicating the lowest priority. A larger value indicates a higher priority.
strategy	Yes	UpgradeStrategy object	Upgrade policy.
targetVersion	Yes	String	Target cluster version, for example, v1.23.

**Table 6** UpgradeAddonConfig
Parameter	Mandatory	Type	Description
addonTemplateName	Yes	String	Add-on name.
operation	Yes	String	Execution action. For current upgrades, the value can be patch.
version	Yes	String	Target add-on version.
values	No	Object	Add-on parameter list, in key-value pairs.

**Table 7** NodePriority
Parameter	Mandatory	Type	Description
nodeSelector	Yes	NodeSelector object	Node label selector, which selects a batch of nodes.
priority	Yes	Integer	Priority of this batch of nodes. Defaults to 0, indicating the lowest priority. A larger value indicates a higher priority.

**Table 8** NodeSelector
Parameter	Mandatory	Type	Description
key	Yes	String	Label key.
value	No	Array of strings	Label value list.
operator	Yes	String	Logical operators of labels.

**Table 9** UpgradeStrategy
Parameter	Mandatory	Type	Description
type	Yes	String	Upgrade policy type. Supports only inPlaceRollingUpdate.
inPlaceRollingUpdate	No	InPlaceRollingUpdate object	In-place upgrade settings. Mandatory when the in-place upgrade policy type is specified.

**Table 10** InPlaceRollingUpdate
Parameter	Mandatory	Type	Description
userDefinedStep	No	Integer	Node upgrade step, from 1 to 40. Recommended: 20.

Response Parameters

Status code: 200

**Table 11** Response body parameters
Parameter	Type	Description
metadata	UpgradeCluserResponseMetadata object	Upgrade task metadata
spec	UpgradeResponseSpec object	Upgrade settings

**Table 12** UpgradeCluserResponseMetadata
Parameter	Type	Description
uid	String	Upgrade task ID. You can obtain the progress by calling the API for obtaining cluster upgrade task details.

**Table 13** UpgradeResponseSpec
Parameter	Type	Description
clusterUpgradeAction	ClusterUpgradeResponseAction object	Cluster upgrade settings

**Table 14** ClusterUpgradeResponseAction
Parameter	Type	Description
version	String	Current cluster version
targetVersion	String	Target cluster version, for example, v1.23.
targetPlatformVersion	String	Platform version of the target cluster, which is an internal version of the cluster version and cannot be specified.
strategy	UpgradeStrategy object	Upgrade policies
config	Object	Cluster configuration specified during an upgrade

**Table 15** UpgradeStrategy
Parameter	Type	Description
type	String	Upgrade policy type. Supports only inPlaceRollingUpdate.
inPlaceRollingUpdate	InPlaceRollingUpdate object	In-place upgrade settings. Mandatory when the in-place upgrade policy type is specified.

**Table 16** InPlaceRollingUpdate
Parameter	Type	Description
userDefinedStep	Integer	Node upgrade step, from 1 to 40. Recommended: 20.

Example Requests

Upgrade the cluster to v1.23 and set the node upgrade step to 20.

POST /api/v3/projects/{project_id}/clusters/{cluster_id}/operation/upgrade

{
  "metadata" : {
    "apiVersion" : "v3",
    "kind" : "UpgradeTask"
  },
  "spec" : {
    "clusterUpgradeAction" : {
      "strategy" : {
        "type" : "inPlaceRollingUpdate",
        "inPlaceRollingUpdate" : {
          "userDefinedStep" : 20
        }
      },
      "targetVersion" : "v1.23"
    }
  }
}

Example Responses

Status code: 200

Cluster upgrade requested.

{
  "metadata" : {
    "uid" : "976a33e2-f545-11ed-87af-0255ac1002c2"
  },
  "spec" : {
    "clusterUpgradeAction" : {
      "version" : "v1.19.16-r20",
      "targetVersion" : "v1.23.8-r0",
      "targetPlatformVersion" : "cce.10",
      "strategy" : {
        "type" : "inPlaceRollingUpdate",
        "inPlaceRollingUpdate" : {
          "userDefinedStep" : 20
        }
      },
      "config" : { }
    }
  }
}