All Products
Search
Document Center

Edge Security Acceleration:GetHttpRequestHeaderModificationRule

Last Updated:Nov 15, 2025
This topic is generated by a machine translation engine without any human intervention. ALIBABA CLOUD DOES NOT GUARANTEE THE ACCURACY OF MACHINE TRANSLATED CONTENT. To request a human-translated version of this topic or provide feedback on this translation, please include it in the feedback form.

Query HTTP Request Header Rule Details

Debugging

You can run this interface directly in OpenAPI Explorer, saving you the trouble of calculating signatures. After running successfully, OpenAPI Explorer can automatically generate SDK code samples.

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:
    • For mandatory resource types, indicate with a prefix of * .
    • 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.
OperationAccess levelResource typeCondition keyAssociated operation
esa:GetHttpRequestHeaderModificationRuleget
*Site
acs:esa:{#regionId}:{#accountId}:site/{#SiteId}
    none
none

Request parameters

ParameterTypeRequiredDescriptionExample
SiteIdlongYes

Site ID, which can be obtained by calling the ListSites interface.

123456****
ConfigIdlongYes

Configuration ID. It can be obtained by calling the ListHttpRequestHeaderModificationRules interface.

3528160969****

Response parameters

ParameterTypeDescriptionExample
object

Request response result.

RequestIdstring

Request ID.

15C66C7B-671A-4297-9187-2C4477247A74
ConfigIdlong

Configuration ID.

3528160969****
ConfigTypestring

Configuration type. Possible values:

  • global: Global configuration.
  • rule: Rule-based configuration.
global
SiteVersioninteger

The version number of the site configuration. For sites with version management enabled, you can use this parameter to specify the effective version of the site, defaulting to version 0.

0
Sequenceinteger

Rule execution order. The smaller the value, the higher the priority.

1
RuleEnablestring

Rule switch. This parameter is not required when adding a global configuration. Possible values:

  • on: Enabled.
  • off: Disabled.
on
Rulestring

Rule content, using conditional expressions to match user requests. This parameter is not required when adding a global configuration. There are two usage scenarios:

  • Match all incoming requests: Set the value to true
  • Match specific requests: Set the value to a custom expression, for example: (http.host eq "video.example.com")
(http.host eq "video.example.com")
RuleNamestring

Rule name. This parameter is not required when adding a global configuration.

rule_example
RequestHeaderModificationarray<object>

Modify request headers, supporting add, delete, and modify operations.

itemRequestHeaderobject

Details of modifying request headers.

Namestring

Request header name.

headerName
Operationstring

Operation method. Possible values:

  • add: Add.
  • del: Delete
  • modify: Modify.
add
Valuestring

Request header value.

headValue

Examples

Sample success responses

JSONformat

{
  "RequestId": "15C66C7B-671A-4297-9187-2C4477247A74",
  "ConfigId": 0,
  "ConfigType": "global",
  "SiteVersion": 0,
  "Sequence": 1,
  "RuleEnable": "on",
  "Rule": "(http.host eq \"video.example.com\")",
  "RuleName": "rule_example",
  "RequestHeaderModification": [
    {
      "Name": "headerName",
      "Operation": "add",
      "Value": "headValue"
    }
  ]
}

Error codes

HTTP status codeError codeError messageDescription
400InternalExceptionFailed to call the service. Try again later or contact technical support.Failed to call the service. Try again later or contact technical support.

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