Help Center/Identity and Access Management/API Reference/API/Project Management/Querying the Quotas of a Project
Updated on 2025-12-27 GMT+08:00
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Querying the Quotas of a Project

Function

This API is used to query the quotas of a specified project.

The API can be called using both the global endpoint and region-specific endpoints.

Authorization Information

Each account is authorized to call all APIs, but its IAM users must obtain the required permissions. For details, see Permissions and Supported Actions.

URI

GET /v3.0/OS-QUOTA/projects/{project_id}

Table 1 URI parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

ID of the project to be queried. For details about how to obtain the project ID, see Obtaining Account, IAM User, Group, Project, Region, and Agency Information.

Request Parameters

Table 2 Parameters in the request header

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

A token with Security Administrator permissions or an IAM user token. (No special permissions are required, but the scope of the token must be the project specified in the URL.)

Response Parameters

Table 3 Parameters in the response body

Parameter

Type

Description

quotas

object

Quota information of the account.

Table 4 quotas

Parameter

Type

Description

resources

Array of objects

Resource information.

Table 5 resources

Parameter

Type

Description

max

Integer

Maximum quota.

min

Integer

Minimum quota.

quota

Integer

Current quota.

type

String

Quota type.

used

Integer

Used quota.

Example Request

Request for querying the project quota

GET https://iam.myhuaweicloud.eu/v3.0/OS-QUOTA/projects/{project_id}

Example Response

Status code: 200

The request is successful.

{ 
  "quotas" : { 
                "resources" : [ 
                      { 
                           "max" : 50, 
                           "min" : 0, 
                           "quota" : 10, 
                           "type" : "project", 
                           "used" : 4 
                         } 
                     ] 
               } 
}

Status code: 403

Access denied.

  • Example 1
{ 
   "error_msg" : "You are not authorized to perform the requested action.", 
   "error_code" : "IAM.0002" 
 }
  • Example 2
{ 
   "error_msg" : "Policy doesn't allow %(actions)s to be performed.", 
   "error_code" : "IAM.0003" 
 }

Status code: 404

The requested resource cannot be found.

{
  "error_msg" : "Could not find %(target)s: %(target_id)s.",
  "error_code" : "IAM.0004"
}

Status code: 500

Internal server error.

{ 
  "error_msg" : "An unexpected error prevented the server from fulfilling your request.", 
  "error_code" : "IAM.0006" 
}

Status Codes

Status Code

Description

200

The request is successful.

401

Authentication failed.

403

Access denied.

404

The requested resource cannot be found.

500

Internal server error.

Error Codes

For details, see Error Codes.

Parent topic:Project Management