Changing a Single DB Instance to Primary/Standby DB Instances

Function

This API is used to change a single DB instance to primary/standby DB instances.

• Before calling an API, you need to understand the API in Authentication.

Constraints

• Single DB instances with certain specifications cannot be changed to primary/standby DB instances.
• Single SQL Server DB instances that are billed on the yearly/monthly basis and are created in a DeC cannot be changed to primary/standby DB instances.

URI

• URI format

  POST /v3/{project_id}/instances/{instance_id}/action

• Parameter description

  Table 1 Parameter description

  Name	Mandatory	Description
  project_id	Yes	Project ID of a tenant in a region. For details about how to obtain the project ID, see Obtaining a Project ID.
  instance_id	Yes	Specifies the DB instance ID.

Request

Example Request

• Change a pay-per-use RDS for MySQL or RDS for PostgreSQL DB instance from single to primary/standby.

  POST https://{endpoint}/v3/0483b6b16e954cb88930a360d2c4e663/instances/dsfae23fsfdsae3435in01/action
  
  {
  	"single_to_ha": {
  		"az_code_new_node": "az2xahz"
  	}
  }

• Change a yearly/monthly RDS for MySQL or RDS for PostgreSQL DB instance from single to primary/standby.

  {
           "single_to_ha": {
                     "az_code_new_node": "az1xahz",
                     "is_auto_pay": true
           }
  }

• Change a pay-per-use RDS for SQL Server DB instance from single to primary/standby.

  {
      "single_to_ha": {
          "az_code_new_node": "az2xahz",
          "ad_domain_info": {
              "dns_server_ip": "192.168.0.1",
              "domain_admin_account_name": "Administrator",
              "domain_admin_pwd": "password@123",
              "dc_domain_name": "test.com"
          }
      }
  }

• Change a yearly/monthly RDS for SQL Server DB instance from single to primary/standby

  {
      "single_to_ha": {
          "az_code_new_node": "az2xahz",
          "is_auto_pay": true, 
          "ad_domain_info": {
              "dns_server_ip": "192.168.0.1",
              "domain_admin_account_name": "Administrator",
              "domain_admin_pwd": "password@123",
              "dc_domain_name": "test.com"
          }
      }
  }

Response

• Pay-per-use DB instances
  • Normal response

    Table 5 Parameter description

    Name	Type	Description
    job_id	String	Task ID.

  • Example normal response

    {
    	"job_id": "2b414788a6004883a02390e2eb0ea227"
    }

  • Abnormal response

    For details, see Abnormal Request Results.

Status Code

• Normal

  202

• Abnormal

  For details, see Status Codes.

Error Code

For details, see Error Codes.