Help Center/ Cloud Eye/ API Reference/ API/ Alarms/ Alarm Masking Rules/ Querying Resources for Which an Alarm Masking Rule Is Applied
Updated on 2026-06-11 GMT+08:00

Querying Resources for Which an Alarm Masking Rule Is Applied

Function

This API is used to query resources for which an alarm masking rule is applied.

Debugging

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

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.

  • If you are using role/policy-based authorization, see Permissions Policies and Supported Actions for details on the required permissions.
  • If you are using identity policy-based authorization, the following identity policy-based permissions are required.

    Action

    Access Level

    Resource Type (*: required)

    Condition Key

    Alias

    Dependencies

    ces:alarms:listNotificationMaskResources

    List

    -

    g:EnterpriseProjectId

    ces:notificationMasks:list

    -

URI

GET /v2/{project_id}/notification-masks/{notification_mask_id}/resources

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Definition

Project ID. It is used to specify the project that an asset belongs to. You can query the assets of a project by project ID. You can obtain the project ID from the API or console. For details, see Obtaining a Project ID.

Constraints

N/A

Range

1 to 64 characters.

Default Value

N/A

notification_mask_id

Yes

String

Definition

Masking rule ID.

Constraints

N/A

Range

The value allows 1 to 64 characters and can only contain letters and digits.

Default Value

N/A

Table 2 Query Parameters

Parameter

Mandatory

Type

Description

offset

No

Integer

Definition

Pagination offset.

Constraints

N/A

Range

An integer ranging from 0 to 10,000.

Default Value

0

limit

No

Integer

Definition

Number of records displayed on each page.

Constraints

N/A

Range

An integer ranging from 1 to 100.

Default Value

100

Request Parameters

Table 3 Request header parameters

Parameter

Mandatory

Type

Description

Content-Type

No

String

Definition

MIME type of the request body.

Constraints:

None

Value range:

The value can contain 1 to 64 characters.

Default value:

The default type is application/json; charset=UTF-8.

X-Auth-Token

No

String

Definition

User token.

Constraints:

None

Value range:

The value can contain 1 to 16,384 characters.

Default value:

None

Response Parameters

Status code: 200

Table 4 Response body parameters

Parameter

Type

Description

resources

Array of ResourceResp objects

Definition

List of resources for which an alarm masking rule is applied.

count

Integer

Definition

Total number of resources.

Range

[0,100]

Table 5 ResourceResp

Parameter

Type

Description

namespace

String

Definition

Namespace of the service. For details, see Services Interconnected with Cloud Eye.

Range

The value is in the service.item format. The values of service and item must start with a letter and contain only letters, digits, and underscores (_). It can contain 3 to 32 characters.

dimensions

Array of ResourceDimensionResp objects

Definition

Resource dimension information.

Table 6 ResourceDimensionResp

Parameter

Type

Description

name

String

Definition

Dimension of a resource. For example, the dimension of an ECS is instance_id . For details about the dimension names of each resource, see their service documentation. You can navigate there from Services Interconnected with Cloud Eye.

Range

The value starts with a letter and allows 1 to 32 characters. It can contain only letters, digits, underscores (_), and hyphens (-).

value

String

Definition

Resource dimension value, which is an instance ID, for example, 4270ff17-aba3-4138-89fa-820594c39755.

Range

1 to 256 characters.

Status code: 400

Table 7 Response body parameters

Parameter

Type

Description

error_code

String

Status codes customized by each cloud service when a request error occurs.

error_msg

String

Request error message.

request_id

String

Request ID.

Status code: 500

Table 8 Response body parameters

Parameter

Type

Description

error_code

String

Status codes customized by each cloud service when a request error occurs.

error_msg

String

Request error message.

request_id

String

Request ID.

Example Requests

Example request: Query the resources whose alarm masking rule ID is nmxxxxxxxxxxxxxxxxxxxxxx and display 10 records on each page.

https://{Cloud Eye endpoint}/v2/{project_id}/notification-masks/nmxxxxxxxxxxxxxxxxxxxxxx/resources?offset=0&limit=10

Example Responses

Status code: 200

Resources queried.

{
  "resources" : [ {
    "namespace" : "SYS.ECS",
    "dimensions" : [ {
      "name" : "instance_id",
      "value" : "4270ff17-aba3-4138-89fa-820594c39755"
    } ]
  } ],
  "count" : 100
}

Status Codes

Status Code

Description

200

Resources queried.

400

Parameter verification failed.

500

Internal system error.

Error Codes

See Error Codes.