Querying Custom Policy Details

Updated on 2023-09-14 GMT+08:00

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Function

This API is provided for the administrator to query the details of a specified custom policy.

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

URI

GET /v3.0/OS-ROLE/roles/{role_id}

**Table 1** URI parameters
Parameter	Mandatory	Type	Description
role_id	Yes	String	Custom policy ID. For details about how to obtain a custom policy ID, see Custom Policy ID.

Request Parameters

**Table 2** Parameters in the request header
Parameter	Mandatory	Type	Description
Content-Type	Yes	String	Fill application/json;charset=utf8 in this field.
X-Auth-Token	Yes	String	Access token issued to a user to bear its identity and permissions. For details about the permissions required by the token, see Actions.

Response Parameters

**Table 3** Parameters in the response body
Parameter	Type	Description
role	Object	Custom policy information.

**Table 4** role
Parameter	Type	Description
domain_id	String	Account ID.
references	Integer	Number of references.
updated_time	String	Time when the custom policy was last updated. NOTE: The value is a UTC time in the YYYY-MM-DDTHH:mm:ss.ssssssZ format, for example, 2023-06-28T08:56:33.710000Z. For details about the date and timestamp formats, see ISO-8601.
created_time	String	Time when the custom policy was created. NOTE: The value is a UTC time in the YYYY-MM-DDTHH:mm:ss.ssssssZ format, for example, 2023-06-28T08:56:33.710000Z. For details about the date and timestamp formats, see ISO-8601.
description_cn	String	Description of the custom policy in Chinese.
catalog	String	Service catalog.
name	String	Name of the custom policy.
description	String	Description of the custom policy.
links	Object	Resource link of the custom policy.
id	String	Custom policy ID.
display_name	String	Display name of the custom policy.
type	String	Display mode. NOTE: AX: the global service project XA: region-specific projects Set the display mode of a custom policy to either AX or XA.
policy	Object	Content of the custom policy.

**Table 5** role.links
Parameter	Type	Description
self	String	Resource link.

**Table 6** role.policy
Parameter	Type	Description
Version	String	Policy version. NOTE: 1.0: System-defined role. Only a limited number of service-level roles are provided for authorization. 1.1: Policy. A policy defines the permissions required to perform operations on a specific cloud resource under certain conditions.
Statement	Array of objects	Statement of the policy. A policy can contain a maximum of eight statements.

**Table 7** role.policy.Statement
Parameter	Type	Description
Action	Array of strings	Specific operation permissions on a resource. For details about supported actions, see "Permissions and Supported Actions" in the API Reference of cloud services. NOTE: The value format is Service name:Resource type:Operation, for example, vpc:ports:create. Service name: indicates the product name, such as ecs, evs, or vpc. Only lowercase letters are allowed. Resource types and operations are not case-sensitive. You can use an asterisk () to represent all operations. In the case of a custom policy for agencies, this parameter should be set to "Action": ["iam:agencies:assume"]*.
Effect	String	Effect of the permission. The value can be Allow or Deny. If both Allow and Deny statements are found in a policy, the authentication starts from the Deny statements. Options: Allow Deny
Condition	Map<String,Map<String,Array<String>>>	Conditions for the permission to take effect. For details, see Creating a Custom Policy. NOTE: Take the condition in the sample request as an example, the values of the condition key (obs:prefix) and string (public) must be equal (StringEquals). "Condition": { "StringEquals": { "obs:prefix": [ "public" ] } }
Resource	Array of strings	Cloud resource. NOTE: Format: ::::. For example, obs:::bucket:. Asterisks are allowed. The region segment can be or a region accessible to the user. The specified resource must belong to the corresponding service that actually exists. In the case of a custom policy for agencies, the type of this parameter is Object, and the value should be set to "Resource": {"uri": ["/iam/agencies/07805acaba800fdd4fbdc00b8f888c7c"]}.

Example Request

Request for querying custom policy details

GET https://iam.myhuaweicloud.eu/v3.0/OS-ROLE/roles/{role_id}

Example Response

Status code: 200

The request is successful.

{
    "role": {
        "domain_id": "d78cbac186b744899480f25bd02...",
        "references": 0,
        "description_cn": "Description in Chinese",
        "catalog": "CUSTOMED",
        "name": "custom_d78cbac186b744899480f25bd022f468_11",
        "description": "IAMDescription",
        "links": {
            "self": "https://iam.myhuaweicloud.eu/v3/roles/a24a71dcc41f4da989c2a1c900b52d1a"
        },
        "id": "a24a71dcc41f4da989c2a1c900b52d1a",
        "display_name": "IAMCloudServicePolicy",
        "type": "AX",
        "policy": {
            "Version": "1.1",
            "Statement": [
                {
                    "Condition": {
                        "StringStartWith": {
                            "g:ProjectName": [
                                "eu-west-101"
                            ]
                        }
                    },
                    "Action": [
                        "obs:bucket:GetBucketAcl"
                    ],
                    "Resource": [
                        "obs:*:*:bucket:*"
                    ],
                    "Effect": "Allow"
                }
            ]
        }
    }
}

Status Codes

Status Code	Description
200	The request is successful.
400	Invalid parameters.
401	Authentication failed.
403	Access denied.
500	Internal server error.

Error Codes

None

Parent topic: Custom Policy Management

Previous topic: Listing Custom Policies

Next topic: Creating a Custom Policy for Cloud Services

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