Updated on 2023-12-18 GMT+08:00

Updating a Load Balancer

Function

This API is used to update the name or description of a load balancer.

URI

PUT /v2.0/lbaas/loadbalancers/{loadbalancer_id}

Table 1 Parameter description

Parameter

Mandatory

Type

Description

loadbalancer_id

Yes

String

Specifies the load balancer ID.

Request

Table 2 Parameter description

Parameter

Mandatory

Type

Description

loadbalancer

Yes

Object

Specifies the load balancer. For details, see Table 3.

Table 3 loadbalancer parameter description

Parameter

Mandatory

Type

Description

name

No

String

Specifies the load balancer name.

The value contains a maximum of 255 characters.

description

No

String

Provides supplementary information about the load balancer.

The value contains a maximum of 255 characters.

admin_state_up

No

Boolean

Specifies the administrative status of the load balancer.

This parameter is reserved. The default value is true.

Response

Table 4 Response parameters

Parameter

Type

Description

loadbalancer

Object

Specifies the load balancer. For details, see Table 5.

Table 5 loadbalancer parameter description

Parameter

Type

Description

id

String

Specifies the load balancer ID.

project_id

String

Specifies the ID of the project to which the load balancer belongs. This parameter has the same meaning as tenant_id.

tenant_id

String

Specifies the ID of the project where the load balancer is used.

The value contains a maximum of 255 characters.

name

String

Specifies the load balancer name.

The value contains a maximum of 255 characters.

description

String

Provides supplementary information about the load balancer.

The value contains a maximum of 255 characters.

vip_subnet_id

String

Specifies the ID of the IPv4 subnet where the load balancer works.

vip_port_id

String

Specifies the ID of the port bound to the private IP address of the load balancer.

When you create a load balancer, the system automatically creates a port and associates it with a security group. However, the security group will not take effect.

provider

String

Specifies the provider of the load balancer.

vip_address

String

Specifies the private IP address of the load balancer.

The value contains a maximum of 64 characters.

listeners

Array

Lists the IDs of listeners added to the load balancer. For details, see Table 5.

pools

Array

Lists the IDs of backend server groups associated with the load balancer. For details, see Table 6.

operating_status

String

This parameter is reserved, and its value can be ONLINE or FROZEN.

It specifies the operating status of the load balancer.

provisioning_status

String

This parameter is reserved, and its value can only be ACTIVE.

It specifies the provisioning status of the load balancer.

admin_state_up

Boolean

Specifies the administrative status of the load balancer.

This parameter is reserved. The value can be true or false.

  • true: Enabled
  • false: Disabled

tags

Array

Lists load balancer tags.

created_at

String

Specifies the time when the load balancer was created.

The UTC time is in YYYY-MM-DDTHH:MM:SS format.

The value contains a maximum of 19 characters.

updated_at

String

Specifies the time when the load balancer was updated.

The UTC time is in YYYY-MM-DDTHH:MM:SS format.

The value contains a maximum of 19 characters.

Table 6 listeners parameter description

Parameter

Type

Description

id

String

Specifies the ID of the associated listener.

Table 7 pools parameter description

Parameter

Type

Description

id

String

Specifies the ID of the associated backend server group.

Example Request

  • Example request: Modifying the load balancer name and description
    PUT https://{Endpoint}/v2.0/lbaas/loadbalancers/1e11b74e-30b7-4b78-b09b-84aec4a04487
    
    {
        "loadbalancer": {
            "name": "lb_update_test", 
            "description": "lb update test"
        }
    }

Example Response

  • Example response
    {
      "loadbalancer": {
        "description": "simple lb2",
        "admin_state_up": true,
        "tenant_id": "145483a5107745e9b3d80f956713e6a3",
        "project_id": "145483a5107745e9b3d80f956713e6a3",
        "provisioning_status": "ACTIVE",
        "vip_subnet_id": "823d5866-6e30-45c2-9b1a-a1ebc3757fdb",
        "listeners": [
          {
            "id": "37ffe679-08ef-436e-b6bd-cf66fb4c3de2"
          }
        ],
        "vip_address": "192.172.1.68",
        "vip_port_id": "f42e3019-67f7-4d2a-8d1c-af49e7c22fa6",
        "tags": [],
        "provider": "vlb",
        "pools": [
          {
            "id": "75c4f2d4-a213-4408-9fa8-d64708e8d1df"
          }
        ],
        "id": "c32a9f9a-0cc6-4f38-bb9c-cde79a533c19",
        "operating_status": "ONLINE",
        "name": "loadbalancer-test2",
        "created_at": "2018-07-25T01:54:13", 
        "updated_at": "2018-07-25T01:54:14"
      }
    } 

Status Code

For details, see Status Codes.