DescribePolicyPriorUsed - Cloud Firewall - Alibaba Cloud Documentation Center

Queries the priority range of the access control policies that match specific query conditions.

Operation description

You can call the DescribePolicyPriorUsed operation to query the priority range of the access control policies that match specific query conditions.

Limits

You can call this operation up to 10 times per second per account. If the number of the calls per second exceeds the limit, throttling is triggered. As a result, your business may be affected. We recommend that you take note of the limit when you call this operation.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Debug

Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

Operation: the value that you can use in the Action element to specify the operation on a resource.
Access level: the access level of each operation. The levels are read, write, and list.
Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
- The required resource types are displayed in bold characters.
- If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
Condition Key: the condition key that is defined by the cloud service.
Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.

Operation	Access level	Resource type	Condition key	Associated operation
yundun-cloudfirewall:DescribePolicyPriorUsed	Read	All Resources *	none	none

Request parameters

Parameter	Type	Required	Description	Example
SourceIp	string	No	The source IP address of the request.	192.0.XX.XX
Lang	string	No	The natural language of the request and response. Valid values: zh: Chinese (default) en: English	zh
Direction	string	Yes	The direction of the traffic to which the access control policy applies. Valid values: in: inbound traffic out: outbound traffic	in
IpVersion	string	No	The IP version of the asset that is protected by Cloud Firewall. Valid values: 4: IPv4 (default) 6: IPv6	6

Response parameters

Parameter	Type	Description	Example
	object
End	integer	The lowest priority of existing access control policies. Note The value -1 indicates the lowest priority.	150
Start	integer	The highest priority of existing access control policies. Note The value 0 indicates the highest priority.	-1
RequestId	string	The ID of the request.	CBF1E9B7-D6A0-4E9E-AD3E-2B47E6C2837D

Examples

Sample success responses

JSONformat

{
  "End": 150,
  "Start": -1,
  "RequestId": "CBF1E9B7-D6A0-4E9E-AD3E-2B47E6C2837D"
}

Error codes

HTTP status code	Error code	Error message	Description
400	ErrorParameterIpVersion	The IP version is invalid.	The IP version is invalid.
400	ErrorParametersDirection	The direction is invalid.	The direction is invalid.
400	ErrorParametersUid	The aliUid parameter is invalid.	The aliUid parameter is invalid.
400	ErrorDBSelect	An error occurred while querying database.	An error occurred while querying database.

For a list of error codes, visit the Service error codes.

Change history

Change time	Summary of changes	Operation

No change history