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Web Application Firewall:DescribeHybridCloudClusterRule

Last Updated:Nov 14, 2025

Queries the details of a hybrid cloud cluster rule.

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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:DescribeHybridCloudClusterRule

get

*All Resource

*

None

None

Request parameters

Parameter

Type

Required

Description

Example

InstanceId

string

Yes

The ID of the WAF instance.

Note

Call DescribeInstance to query the ID of the WAF instance.

waf-cn-uqm33n***02

ClusterId

integer

No

[Deprecated] The ID of the hybrid cloud cluster.

1

RuleType

string

No

[Deprecated] The type of the rule. Valid value:

  • pullin: Traffic routing.

pullin

RegionId

string

No

The region of the WAF instance. 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

ClusterRuleResourceId

string

No

The resource ID of the cluster rule.

hdbc-clusterrule-*******m0w

Response elements

Element

Type

Description

Example

object

The returned result.

RequestId

string

The request ID.

1F29A6D2-9EB6-526D-A997-36888**99CB

ClusterRule

object

The information about the rule.

RuleType

string

The type of the rule.

  • pullin: The traffic routing rule.

pullin

RuleConfig

string

The configuration of the traffic routing rule.

  • check_mode: Defines the traffic scope for the routing rule. Valid values:

    • all: Routes all traffic.

    • part: Routes a portion of the traffic.

  • type: The rule's match type. Valid values:

    • exact: Exact match.

    • regex: Regular expression match.

  • substance: The value of the rule.

{\"check_mode\":\"all\",\"exclude\":{\"exact\":[],\"regex\":[]}}

RuleStatus

string

The status of the rule. Valid values:

  • on: Enabled.

  • off: Disabled.

on

ClusterRuleResourceId

string

The resource ID of the cluster rule.

hdbc-clusterrule-2m*****m0w

Examples

Success response

JSON format

{
  "RequestId": "1F29A6D2-9EB6-526D-A997-36888**99CB",
  "ClusterRule": {
    "RuleType": "pullin",
    "RuleConfig": "{\\\"check_mode\\\":\\\"all\\\",\\\"exclude\\\":{\\\"exact\\\":[],\\\"regex\\\":[]}}",
    "RuleStatus": "on",
    "ClusterRuleResourceId": "hdbc-clusterrule-2m*****m0w"
  }
}

Error codes

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.