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Cloud Firewall:DeleteInstanceMembers

Last Updated:Aug 14, 2025

Deletes Cloud Firewall member accounts.

Operation description

You can call the DeleteInstanceMembers operation to delete up to 20 Cloud Firewall member accounts at a time. Separate the UIDs of multiple member accounts with commas (,). After a member account is deleted, Cloud Firewall can no longer access the cloud resources of that account. Proceed with caution. Before you delete member accounts, call the DescribeInstanceMembers operation to obtain information about the member accounts.

QPS limit

The queries per second (QPS) limit for this operation is 10 calls per second for each user. API calls are throttled if you exceed the limit, which may affect your business. Call this operation at a reasonable rate.

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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-cloudfirewall:DeleteInstanceMembers

delete

*InstanceMember

acs:cloudfirewall::{#accountId}:instancemember/{#MemberUid}

None None

Request parameters

Parameter

Type

Required

Description

Example

MemberUids

array

Yes

The list of UIDs of the Cloud Firewall member accounts.

1234123412341234

integer

No

The UID of a Cloud Firewall member account.

258039427902****

Response parameters

Parameter

Type

Description

Example

object

RequestId

string

The ID of the request.

03E8AA70-0CC9-42EA-97AA-EA68377930B4

Examples

Success response

JSON format

{
  "RequestId": "03E8AA70-0CC9-42EA-97AA-EA68377930B4"
}

Error codes

HTTP status code

Error code

Error message

Description

400 ErrorParamsNotEnough Parameters are insufficient. Parameters are insufficient.
400 ErrorDBInsert An error occurred while performing an insert operation in the database. An error occurred while performing an insert operation in the database.
400 ErrorInstanceTooManyMembersOnce too many members once. The number of members to be added or deleted at a time exceeds the limit.
400 ErrorInstanceMemberHasFirewall instance member has firewall resource. A forward proxy, a DNS firewall, or a VPC firewall whose Routing Mode is Manual is created for the member.
401 ErrorAuthentication An authentication error occurred. An authentication error occurred.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.