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Web Application Firewall:DescribeResponseCodeTrendGraph

Last Updated:Sep 09, 2025

Queries the trend of abnormal response codes, such as 5xx, 405, 499, 302, and 444, that are returned by Web Application Firewall (WAF) to clients or by origin servers to WAF.

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RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

  • Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.

  • API: The API that you can call to perform the action.

  • Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.

  • Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.

    • For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.

    • For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.

  • Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.

  • Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

yundun-waf:DescribeResponseCodeTrendGraph

get

*All Resource

*

None None

Request parameters

Parameter

Type

Required

Description

Example

StartTimestamp

string

Yes

The beginning of the time range to query. This is a UNIX timestamp. Unit: seconds.

1665331200

EndTimestamp

string

No

The end of the time range to query. This is a UNIX timestamp. Unit: seconds. If you do not set this parameter, the current time is used as the end time.

1665386280

Interval

string

Yes

The time interval. Unit: seconds. The value must be a multiple of 60.

300

Type

string

Yes

The type of response code. Valid values:

  • waf: a response code that WAF returns to a client.

  • upstream: a response code that an origin server returns to WAF.

waf

Resource

string

No

The protected object that you want to query.

www.aliyundoc.com

InstanceId

string

Yes

The ID of the WAF instance.

Note

Call DescribeInstance to query the ID of the WAF instance.

waf_cdnsdf3****

RegionId

string

No

The region where the WAF instance is deployed. Valid values:

  • cn-hangzhou: the Chinese mainland.

  • ap-southeast-1: outside the Chinese mainland.

cn-hangzhou

ResourceManagerResourceGroupId

string

No

The ID of the Alibaba Cloud resource group.

rg-acfm***q

Response elements

Element

Type

Description

Example

object

The response.

RequestId

string

The ID of the request.

7D46493E-84DD-58CE-80A7-8643F2B09ECC

ResponseCodes

array<object>

The statistics of response codes.

object

The statistics of response codes.

5xxPv

integer

The number of 5xx response codes.

2932

Index

integer

The serial number of the time interval, sorted in chronological order.

10

405Pv

integer

The number of 405 response codes.

121645464

499Pv

integer

The number of 499 response codes.

0

302Pv

integer

The number of 302 response codes.

0

444Pv

integer

The number of 444 response codes.

0

Examples

Success response

JSON format

{
  "RequestId": "7D46493E-84DD-58CE-80A7-8643F2B09ECC",
  "ResponseCodes": [
    {
      "5xxPv": 2932,
      "Index": 10,
      "405Pv": 121645464,
      "499Pv": 0,
      "302Pv": 0,
      "444Pv": 0
    }
  ]
}

Error codes

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.