Querying DDM Instances

Function

This API is used to query DDM instances.

Constraints

None

URI

GET /v1/{project_id}/instances

**Table 1** Path parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID of a tenant in a region

**Table 2** Query parameters
Parameter	Mandatory	Type	Description
offset	No	Integer	Which page the server starts returning items. The start value cannot be less than 0. The default value is 0. Minimum value: 0
limit	No	Integer	Number of records displayed on each page. The value is greater than 0 and not greater than 128. The default value is 10. Minimum value: 1 Maximum value: 128

Request Parameters

**Table 3** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	User token It can be obtained by calling an IAM API. The value of X-Subject-Token in the response header is the user token.

Response Parameters

Status code: 200

**Table 4** Response body parameters
Parameter	Type	Description
instances	Array of `ShowInstanceBeanResponse <ddm_api_01_0018__response_showinstancebeanresponse>` objects	DDM instance information
instance_num	Integer	Number of DDM instances of a tenant
page_no	Integer	Current page
page_size	Integer	Data records on the current page
total_record	Integer	Total records
total_page	Integer	Total pages

**Table 5** ShowInstanceBeanResponse
Parameter	Type	Description
id	String	DDM instance ID
status	String	DDM instance status
name	String	Name of the created DDM instance
created	String	Time when the DDM instance is created. The time must be in the format of yyyy-mm-dd Thh:mm:ssZ. T indicates the separator between the calendar and the hourly notation of time. Z indicates Coordinated Universal Time (UTC).
updated	String	Time when the DDM instance is last updated, which is in the same format as created.
available_zone	String	AZ name
vpc_id	String	VPC ID
subnet_id	String	Subnet ID
security_group_id	String	Security group ID
node_count	Integer	Number of nodes
access_ip	String	Address for accessing the DDM instance
access_port	String	Port for accessing the DDM instance
core_count	String	Number of CPUs
ram_capacity	String	Memory size in GB
error_msg	String	Response message. This parameter is not returned if no abnormality occurs.
node_status	String	Node status
enterprise_project_id	String	Enterprise project ID
project_id	String	Project ID of a tenant in a region
engine_version	String	Engine version (core version)
order_id	String	Order ID, which is returned if the DDM instance is billed on a yearly/monthly basis

Status code: 400

**Table 6** Response body parameters
Parameter	Type	Description
errCode	String	Service error code
externalMessage	String	Error message

Status code: 500

**Table 7** Response body parameters
Parameter	Type	Description
errCode	String	Service error code
externalMessage	String	Error message

Example Request

GET https://{endpoint}/v1/{project_id}/instances?offset={offset}&limit={limit}

Example Response

Status code: 200

{
  "instance_num" : 26,
  "instances" : [ {
    "id" : "73f27bb0b26d4a79a9b0c58a4c700c4fin09,",
    "status" : "RUNNING,",
    "name" : "ddm-36c7,",
    "created" : "2021-12-14T07:46:22+0000,",
    "updated" : "2021-12-14T10:11:22+0000,",
    "available_zone" : "az1xahz,",
    "vpc_id" : "1d9441c5-1a4b-431d-9edb-bf3564a83e74,",
    "subnet_id" : "20c2d83c-755b-42a2-846a-4688eb35d1a7,",
    "security_group_id" : "fbdff89d-32fe-45a4-832b-115ac4bfaac9,",
    "node_count" : "1,",
    "access_ip" : "192.168.23.143",
    "access_port" : "5066,",
    "core_count" : "2,",
    "ram_capacity" : "4,",
    "node_status" : "RUNNING,",
    "enterprise_project_id" : "0,",
    "project_id" : "055d9f4ee780d4d42f96c01c1bc3c50c,",
    "engine_version" : "3.0.8"
  } ],
  "page_size" : 1,
  "total_record" : 26,
  "total_page" : 26,
  "page_no" : 3
}

Status code: 400

bad request

{
  "externalMessage" : "Parameter error.",
  "errCode" : "DBS.280001"
}

Status code: 500

server error

{
  "externalMessage" : "Server failure.",
  "errCode" : "DBS.200412"
}

Status Codes

Status Code	Description
200	OK
400	bad request
500	server error

Error Codes

For details, see Error Codes <ddm_api_01_0061>.

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