Modifying a Custom Policy for Cloud Services

Function

This API is provided for the administrator to modify a custom policy for cloud services.

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

URI

PATCH /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	Token with Security Administrator permissions.

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

**Table 4** role
Parameter	Mandatory	Type	Description
display_name	Yes	String	Display name of the custom policy.
type	Yes	String	Display mode. NOTE: AX: Account level. XA: Project level. The display mode of a custom policy can only be AX or XA. A custom policy must be displayed at either of the two levels.
description	Yes	String	Description of the custom policy.
description_cn	No	String	Description of the custom policy.
policy	Yes	Object	Content of custom policy.

**Table 5** role.policy
Parameter	Mandatory	Type	Description
Version	Yes	String	Policy version. When creating a custom policy, set this parameter to 1.1. 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	Yes	Array of objects	Statement of the policy. A policy can contain a maximum of eight statements.

**Table 6** role.policy.Statement
Parameter	Mandatory	Type	Description
Action	Yes	Array of strings	Specific operation permission on a resource. A maximum of 100 actions are allowed. 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.
Effect	Yes	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	No	Object	Conditions for the permission to take effect. A maximum of 10 conditions are allowed.
Resource	No	Array of strings	Cloud resource. The array can contain a maximum of 10 resource strings, and each string cannot exceed 128 characters. 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.

**Table 7** role.policy.Statement.Condition
Parameter	Mandatory	Type	Description
<operator>	No	Object	Operator, for example, Bool and StringEquals. The parameter type is custom object.

**Table 8** role.policy.Statement.Condition.<operator>
Parameter	Mandatory	Type	Description
<attribute>	No	Array of strings	Condition key. The condition key must correspond to the specified operator. A maximum of 10 condition keys are allowed. The parameter type is custom character string array.

Response Parameters

**Table 9** Parameters in the response body
Parameter	Type	Description
role	Object	Custom policy information.

**Table 10** role
Parameter	Type	Description
catalog	String	Service catalog.
display_name	String	Display name of the custom policy.
description	String	Description of the custom policy.
links	Object	Resource link of the custom policy.
policy	Object	Content of custom policy.
description_cn	String	Description of the custom policy.
domain_id	String	Domain ID.
type	String	Display mode. NOTE: AX: Account level. XA: Project level. The display mode of a custom policy can only be AX or XA. A custom policy must be displayed at either of the two levels.
id	String	Policy ID.
name	String	Name of the custom policy.
updated_time	String	Time when the custom policy was last updated.
created_time	String	Time when the custom policy was created.
references	String	Number of references.

**Table 11** role.links
Parameter	Type	Description
self	String	Resource link.

**Table 12** 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 13** role.policy.Statement
Parameter	Type	Description
Action	Array of strings	Specific operation permission on a resource. A maximum of 100 actions are allowed. 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.
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	Object	Conditions for the permission to take effect. A maximum of 10 conditions are allowed.
Resource	Array of strings	Cloud resource. The array can contain a maximum of 10 resource strings, and each string cannot exceed 128 characters. 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.

**Table 14** role.policy.Statement.Condition
Parameter	Type	Description
operator	Object	Operator, for example, Bool and StringEquals. The parameter type is custom object.

**Table 15** role.policy.Statement.Condition.operator
Parameter	Type	Description
attribute	Array of strings	Condition key. The condition key must correspond to the specified operator. A maximum of 10 condition keys are allowed. The parameter type is custom character string array.

Example Request

PATCH https://sample.domain.com/v3.0/OS-ROLE/roles/{role_id}

{
    "role": {
        "display_name": "IAMCloudServicePolicy",
        "type": "AX",
        "description": "IAMDescription",
        "description_cn": "Policy description",
        "policy": {
            "Version": "1.1",
            "Statement": [
                {
                    "Effect": "Allow",
                    "Action": [
                        "obs:bucket:GetBucketAcl"
                    ],
                    "Condition": {
                        "StringStartWith": {
                            "g:ProjectName": [
                                "example-west-1"
                            ]
                        }
                    },
                    "Resource": [
                        "obs:*:*:bucket:*"
                    ]
                }
            ]
        }
    }
}

Example Response

Status code: 200

The request is successful.

{
    "role": {
        "catalog": "CUSTOMED",
        "display_name": "IAMCloudServicePolicy",
        "description": "IAMDescription",
        "links": {
            "self": "https://sample.domain.com/v3/roles/93879fd90f1046f69e6e0b31c94d2615"
        },
        "policy": {
            "Version": "1.1",
            "Statement": [
                {
                    "Action": [
                        "obs:bucket:GetBucketAcl"
                    ],
                    "Resource": [
                        "obs:*:*:bucket:*"
                    ],
                    "Effect": "Allow",
                    "Condition": {
                        "StringStartWith": {
                            "g:ProjectName": [
                                "example-west-1"
                            ]
                        }
                    }
                }
            ]
        },
        "description_cn": "Policy description",
        "domain_id": "d78cbac186b744899480f25bd0...",
        "type": "AX",
        "id": "93879fd90f1046f69e6e0b31c94d2615",
        "name": "custom_d78cbac186b744899480f25bd022f468_1"
    }
}

Status Codes

Status Code	Description
200	The request is successful.
400	The server failed to process the request.
401	Authentication failed.
403	Access denied.
404	The requested resource cannot be found.
500	Internal server error.