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Server Load Balancer:EnableDeletionProtection

Last Updated:Jan 15, 2026

Enables deletion protection for a resource.

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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

alb:EnableDeletionProtection

update

*LoadBalancer

acs:alb:{#regionId}:{#accountId}:loadbalancer/{#loadbalancerId}

None None

Request parameters

Parameter

Type

Required

Description

Example

ClientToken

string

No

The client token that is used to ensure the idempotence of the request. You can use the client to generate the token, but you must make sure that the token is unique among different requests. The token can contain only ASCII characters and cannot exceed 64 characters in length.

5A2CFF0E-5718-45B5-9D4D-70B3FF3898

DryRun

boolean

No

Specifies whether to perform only a dry run, without performing the actual request. Valid values:

  • true: performs only a dry run. The system checks the request for potential issues, including missing parameter values, incorrect request syntax, and service limits If the request fails the dry run, an error message is returned. If the request passes the dry run, the DryRunOperation error code is returned.

  • false: (default): performs a dry run and performs the actual request. If the request passes the dry run, a 2xx HTTP status code is returned and the operation is performed.

true

ResourceId

string

Yes

The Application Load Balancer (ALB) instance ID.

alb-o9ulmq5hgn68jk****

Response elements

Element

Type

Description

Example

object

The operation to enable the deletion protection feature.

RequestId

string

The request ID.

CEF72CEB-54B6-4AE8-B225-F876FF7BA984

Examples

Success response

JSON format

{
  "RequestId": "CEF72CEB-54B6-4AE8-B225-F876FF7BA984"
}

Error codes

HTTP status code

Error code

Error message

Description

400 IncorrectStatus.LoadBalancer The status of %s [%s] is incorrect.
400 IncorrectBusinessStatus.LoadBalancer The business status of %s [%s]  is incorrect. The business status of %s [%s]  is incorrect.
403 Forbidden.LoadBalancer Authentication is failed for %s. Authentication is failed for %s.
404 ResourceNotFound.LoadBalancer The specified resource %s is not found. The specified resource %s is not found.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.