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.

Debugging

You can debug this API through automatic authentication in API Explorer or use the SDK sample code generated by API Explorer.

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	IndependentBodyReq object	Master/Client request body parameter

**Table 3** IndependentBodyReq
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

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 the server refuses 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.