Adding Independent Masters and Clients

Function

If you have not enabled the master or client node when creating a cluster, you can call this API to add one.

URI

POST /v1.0/{project_id}/clusters/{cluster_id}/type/{type}/independent

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Project ID. For details about how to obtain the project ID and name, see Obtaining the Project ID and Name.

cluster_id

Yes

String

ID of the cluster that needs an independent master or client.

type

Yes

String

Node type. Its value can be:

  • ess-master: master node

  • ess-client: client node

Request Parameters

Table 2 Request body parameters

Parameter

Mandatory

Type

Description

type

Yes

IndependentTypeReq object

Master/Client request body parameter

Table 3 IndependentTypeReq

Parameter

Mandatory

Type

Description

flavor_ref

Yes

String

Flavor ID. You can obtain the value of this parameter by calling the API for [Obtaining the Instance Specifications List] (ListFlavors.xml). Select the flavor ID suitable for your cluster version.

node_size

Yes

Integer

Number of nodes.

  • If the node type is ess-master, the number of nodes must be an odd number in the range 3 to 10.

  • If the node type is ess-client, the number of nodes must be in the range 1 to 32.

volume_type

Yes

String

Node storage type. Its value can be ULTRAHIGH, COMMON, or HIGH.

Response Parameters

Status code: 200

Table 4 Response body parameters

Parameter

Type

Description

id

String

Cluster ID.

Example Requests

Add independent master and client nodes.

POST /v1.0/6204a5bd270343b5885144cf9c8c158d/clusters/ea244205-d641-45d9-9dcb-ab2236bcd07e/type/ess-client/independent

{
  "type" : {
    "flavor_ref" : "d9dc06ae-b9c4-4ef4-acd8-953ef4205e27",
    "node_size" : 3,
    "volume_type" : "COMMON"
  }
}

Example Responses

Status code: 200

Request succeeded.

{
  "id" : "320afa24-ff2a-4f44-8460-6ba95e512ad4"
}

Status Codes

Status Code

Description

200

Request succeeded.

403

Request rejected.The server has received the request and understood it, but refused to respond to it. The client should not repeat the request without modifications.

500

The server has received the request but could not understand it.

Error Codes

See Error Codes.