Reading an Add-on Instance

Function

This API is used to obtain details about an add-on instance.

Note

The URL for add-on management is in the format of https://{clusterid}.Endpoint/uri. In the URL, {clusterid} indicates the cluster ID, and uri indicates the resource path, that is, the path for API access.

URI

GET /api/v3/addons/{id}?cluster_id={cluster_id}

Table 1 describes the parameters of this API.

Table 1 Parameter description

Parameter

Mandatory

Type

Description

cluster_id

Yes

String

Cluster ID. For details about how to obtain the cluster ID, see How to Obtain Parameters in the API URI.

id

Yes

String

Add-on instance ID. For details about how to obtain the ID, see Table 4.

Request

Request parameters:

Table 2 lists the request parameters.

Table 2 Parameters in the request header

Parameter

Mandatory

Description

Content-Type

Yes

Message body type (format).

Default: application/json

X-Auth-Token

Yes

Requests for calling an API can be authenticated using either a token or AK/SK. If token-based authentication is used, this parameter is mandatory and must be set to a user token. For details on how to obtain a user token, see API Usage Guidelines.

Example request:

N/A

Response

Response parameters:

For details about the response parameters, see Table 3.

Table 3 Parameters in the response body

Parameter

Type

Description

kind

String

API type. The value is fixed at Addon and cannot be changed.

apiVersion

String

API version. The value is fixed at v3 and cannot be changed.

metadata

metadata object

Basic information about the add-on. Metadata is a collection of attributes.

spec

spec object

Detailed description of the add-on instance.

status

status object

Add-on instance status.

Table 4 Data structure of the metadata field

Parameter

Type

Description

uid

String

Unique ID of the add-on instance.

name

String

Add-on name.

labels

Object

Add-on labels in the format of key-value pairs.

annotations

Object

Add-on annotations in the format of key-value pairs.

updateTimestamp

String

Time when the add-on instance was updated.

creationTimestamp

String

Time when the add-on instance was created.

Table 5 Data structure of the spec field

Parameter

Type

Description

clusterID

String

Cluster ID.

version

String

Add-on template version, for example, v1.0.0.

addonTemplateName

String

Add-on template name, for example, coredns.

addonTemplateType

String

Add-on template type.

addonTemplateLabels

Array of strings

Group to which the add-on template belongs.

description

String

Add-on template description.

values

Object

Add-on template installation parameters. These parameters vary depending on the add-on.

Table 6 Data structure of the status field

Parameter

Type

Description

status

String

Add-on instance status.

Reason

String

Cause why the system failed to read add-on instance details.

message

String

Installation error details.

targetVersions

Array of strings

Versions to which the current add-on version can be upgraded.

currentVersion

versions object

Current add-on version.

Table 7 Data structure of the versions field

Parameter

Type

Description

version

String

Add-on version.

input

Object

Add-on installation parameters.

stable

Boolean

Whether the add-on version is a stable release.

translate

Object

Translation information used by the GUI.

supportVersions

Array of supportVersions objects

Cluster versions that support the add-on.

Note

This field is not supported for the current version.

creationTimestamp

String

Time when the add-on instance was created.

updateTimestamp

String

Time when the add-on instance was updated.

Table 8 Data structure of the supportVersions field

Parameter

Type

Description

clusterType

String

Cluster type that supports the add-on.

clusterVersion

Array of string

Cluster versions that support the add-on. The parameter value is a regular expression.

Example response:

{
    "kind": "Addon",
    "apiVersion": "v3",
    "metadata": {
        "uid": "24b23108-55c0-11e9-926f-0255ac101a31",
        "name": "gpu-beta",
        "creationTimestamp": "2019-04-03T03:25:34Z",
        "updateTimestamp": "2019-04-03T03:25:34Z"
    },
    "apiVersion": "v3",
    "kind": "Addon",
    "spec": {
        "addonTemplateName": "gpu-beta",
        "addonTemplateLogo": "",
        "addonTemplateType": "helm",
        "values": {
            "basic": {
                "rbac_enabled": true,
                "swr_user": "swr_test",
                "swr_addr": "10.125.6.246:20202"
            }
        },
        "description": "A device plugin for nvidia.com/gpu resource on nvidia driver",
        "addonTemplateLabels": [
            "Accelerator"
        ],
        "clusterID": "0c0e4a63-5539-11e9-95f7-0255ac10177e",
        "version": "1.0.0"
    },
    "status": {
        "message": "",
        "Reason": "",
        "currentVersion": {
            "input": {
                "basic": {
                    "swr_user": "swr_test",
                    "swr_addr": "10.125.6.246:20202"
                },
                "parameters": {}
            },
            "stable": true,
            "creationTimestamp": "2018-10-23T13:14:55Z",
            "version": "1.0.0",
            "translate": {
                "en_US": {
                    "addon": {
                        "changeLog": "A device plugin for nvidia.com/gpu resource on nvidia driver",
                        "description": "A device plugin for nvidia.com/gpu resource on nvidia driver"
                    }
                }
            },
            "updateTimestamp": "2018-12-07T09:40:24Z"
        },
        "status": "installing"
    }
}

Status Codes

Table 9 Status codes

Status Code

Description

200

OK

500

Internal Server Error

For the description about error status codes, see Status Code.