Changing the AZ of a Cluster Instance

Function

This API is used to change the AZ by specifying node types.

URI

POST /v1.0/{project_id}/clusters/{cluster_id}/inst-type/{inst_type}/azmigrate

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

Cluster ID.

inst_type

Yes

String

Type of nodes whose AZ is to be changed. Value:

  • all: all node types

  • ess: data node

  • ess-cold: cold data node

  • ess-client: client node

  • ess-master: master node

Request Parameters

Table 2 Request body parameters

Parameter

Mandatory

Type

Description

source_az

Yes

String

AZ where the node is located.

target_az

Yes

String

Destination AZ of nodes.

migrate_type

Yes

String

AZ migration mode:

  • multi_az_change: HA reconstruction

  • az_migrate: AZ migration

agency

Yes

String

Agency name. You can create an agency to allow CSS to call other cloud services.

indices_backup_check

No

Boolean

Indicates whether to perform full index snapshot backup check.

true: Check full index snapshot backup.

false: Do not perform full index snapshot backup check.

Response Parameters

None

Example Requests

Switch the AZ of the current cluster.

POST /v1.0/6204a5bd270343b5885144cf9c8c158d/clusters/ea244205-d641-45d9-9dcb-ab2236bcd07e/inst-type/all/azmigrate

{
  "source_az" : "cn-north-4c",
  "target_az" : "cn-north-4a",
  "migrate_type" : "az_migrate",
  "agency" : "css-test-agency"
}

Example Responses

None

Status Codes

Status Code

Description

200

Request succeeded.

400

Invalid request.

The client should not repeat the request without modifications.

403

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

Error Codes

See Error Codes.