Querying Load Balancers

Function

This API is used to query all load balancers. Both filtered query and pagination query are supported.

Constraints

Parameters marker, limit, and page_reverse are used for pagination query.

Parameters marker and page_reverse take effect only when they are used together with parameter limit.

URI

GET /v3/{project_id}/elb/loadbalancers

Table 1 Path parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Specifies the project ID.

Minimum: 1

Maximum: 255

Table 2 Query parameters

Parameter

Mandatory

Type

Description

marker

No

String

Specifies the ID of the last record on the previous page.

Note:

  • This parameter must be used together with limit.

  • If this parameter is not specified, the first page will be queried.

  • This parameter cannot be left blank or set to an invalid ID.

limit

No

Integer

Specifies the number of records on each page.

Minimum: 0

Maximum: 2000

page_reverse

No

Boolean

Specifies the page direction.

The value can be true or false, and the default value is false.

The last page in the list requested with page_reverse set to false will not contain the "next" link, and the last page in the list requested with page_reverse set to true will not contain the "previous" link.

This parameter must be used together with limit.

id

No

Array

Specifies the load balancer ID.

Multiple IDs can be queried in the format of id=xxx&id=xxx.

name

No

Array

Specifies the load balancer name.

Multiple names can be queried in the format of name=xxx&name=xxx.

description

No

Array

Provides supplementary information about the load balancer.

Multiple descriptions can be queried in the format of description=xxx&description=xxx.

admin_state_up

No

Boolean

Specifies the administrative status of the load balancer.

This parameter is unsupported. Please do not use it.

provisioning_status

No

Array

Specifies the provisioning status of the load balancer. The value can only be ACTIVE, indicating that the load balancer is provisioned successfully.

Multiple provisioning statuses can be queried in the format of provisioning_status=xxx&provisioning_status=xxx.

operating_status

No

Array

Specifies the operating status of the load balancer. The value can only be ONLINE, indicating that the load balancer is working normally.

Multiple operating statuses can be queried in the format of operating_status=xxx&operating_status=xxx.

guaranteed

No

Boolean

Specifies whether the load balancer is a dedicated load balancer. The value can only be true.

This parameter is unsupported. Please do not use it.

vpc_id

No

Array

Specifies the ID of the VPC where the load balancer works.

Multiple IDs can be queried in the format of vpc_id=xxx&vpc_id=xxx.

vip_port_id

No

Array

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

Multiple IDs can be queried in the format of vip_port_id=xxx&vip_port_id=xxx.

vip_address

No

Array

Specifies the virtual IP address bound to the load balancer.

Multiple virtual IP addresses can be queried in the format of vip_address=xxx&vip_address=xxx.

vip_subnet_cidr_id

No

Array

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

Multiple IDs can be queried in the format of vip_subnet_cidr_id=xxx&vip_subnet_cidr_id=xxx.

l4_flavor_id

No

Array

Specifies the ID of the flavor at Layer 4.

Multiple IDs can be queried in the format of l4_flavor_id=xxx&l4_flavor_id=xxx.

l4_scale_flavor_id

No

Array

Specifies the elastic flavor that is reserved for now.

Multiple flavors can be queried in the format of l4_scale_flavor_id=xxx&l4_scale_flavor_id=xxx.

availability_zone_list

No

Array

Specifies the list of AZs where the load balancer is created. You can query the AZs by calling the API (/v3/{project_id}/elb/availability-zones).

Multiple AZs can be queried in the format of availability_zone_list=xxx&availability_zone_list=xxx.

eips

No

Array

Specifies the EIP bound to the load balancer.

The following is an example:

"eips": [ { "eip_id": "e9b72a9d-4275-455e-a724-853504e4d9c6", "eip_address": "88.88.14.122", "ip_version": 4 } ]

Multiple EIPs can be queried in the format of eips=eip_id=xxx&eips=eip_id=xxx or eips=eip_address=xxx&eips=eip_address=xxx.

l7_flavor_id

No

Array

Specifies the ID of the flavor at Layer 7.

Multiple flavors can be queried in the format of l7_flavor_id=xxx&l7_flavor_id=xxx.

l7_scale_flavor_id

No

Array

Specifies the elastic flavor that is reserved for now.

Multiple flavors can be queried in the format of l7_scale_flavor_id=xxx&l7_scale_flavor_id=xxx.

billing_info

No

Array

Provides billing information about the load balancer. Only the administrator can update this parameter.

Multiple values can be queried in the format of billing_info=xxx&billing_info=xxx.

This parameter is unsupported. Please do not use it.

member_device_id

No

Array

Specifies the ID of the cloud server that serves as a backend server. This parameter is used only as a query condition and is not included in the response.

Multiple IDs can be queried in the format of member_device_id=xxx&member_device_id=xxx.

member_address

No

Array

Specifies the private IP address of the backend server. This parameter is used only as a query condition and is not included in the response.

enterprise_project_id

No

Array

Specifies the enterprise project ID.

  • If this parameter is not passed, resources in the default enterprise project are queried, and authentication is performed based on the default enterprise project.

  • If this parameter is passed, its value can be the ID of an existing enterprise project or all_granted_eps.

If the value is a specific ID, resources in the specific enterprise project are required. If the value is all_granted_eps, resources in all enterprise projects are queried.

Multiple IDs can be queried in the format of enterprise_project_id=xxx&enterprise_project_id=xxx.

This parameter is unsupported. Please do not use it.

publicips

No

Array

Specifies the public IP address bound to the load balancer.

The following is an example:

"publicips": [ { "publicip_id": "e9b72a9d-4275-455e-a724-853504e4d9c6", "publicip_address": "88.88.14.122", "publicip_ip_version": 4 } ]

Multiple EIPs can be queried in the format of publicips=publicip_id=xxx&publicips=publicip_id=xxx.

ip_version

No

Array

Specifies the IP version. The value can be 4 (IPv4) or 6 (IPv6).

Multiple versions can be queried in the format of ip_version=xxx&ip_version=xxx.

elb_virsubnet_type

No

Array

Specifies the type of the subnet on the downstream plane.

  • ipv4: IPv4 subnets

  • dualstack: subnets that support IPv4/IPv6 dual stack

Multiple versions can be queried in the format of elb_virsubnet_type=xxx&elb_virsubnet_type=xxx.

Request Parameters

Table 3 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

Specifies the token used for IAM authentication.

Response Parameters

Status code: 200

Table 4 Response body parameters

Parameter

Type

Description

loadbalancers

Array of LoadBalancer objects

Lists the load balancers.

page_info

PageInfo object

Provides load balancer pagination information.

request_id

String

Specifies the request ID. The value is automatically generated.

Table 5 LoadBalancer

Parameter

Type

Description

id

String

Specifies the load balancer ID.

Default: Automatically generated

description

String

Provides supplementary information about the load balancer.

Minimum: 1

Maximum: 255

provisioning_status

String

Specifies the provisioning status of the load balancer. The value can only be ACTIVE.

admin_state_up

Boolean

Specifies the administrative status of the load balancer. The value can only be true.

This parameter is unsupported. Please do not use it.

Default: true

provider

String

Specifies the provider of the load balancer. The value can only be vlb.

Default: vlb

pools

Array of PoolRef objects

Lists the IDs of backend server groups associated with the load balancer.

listeners

Array of ListenerRef objects

Lists the IDs of listeners added to the load balancer.

operating_status

String

Specifies the operating status of the load balancer. The value can only be ONLINE.

Minimum: 1

Maximum: 16

vip_address

String

Specifies the private IPv4 address bound to the load balancer.

Minimum: 1

Maximum: 64

vip_subnet_cidr_id

String

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

Minimum: 1

Maximum: 36

name

String

Specifies the name of the load balancer.

Minimum: 1

Maximum: 255

project_id

String

Specifies the project ID of the load balancer.

Minimum: 1

Maximum: 32

vip_port_id

String

Specifies the ID of the port bound to the virtual IP address (the value of vip_address) of the load balancer.

When you create a load balancer, the system automatically creates a port for the load balancer and associates the port with a default security group. However, security group rules containing the port will not affect traffic to and from the load balancer.

tags

Array of Tag objects

Lists the tags added to the load balancer.

created_at

String

Specifies the time when the load balancer was created.

Minimum: 1

Maximum: 20

updated_at

String

Specifies the time when the load balancer was updated.

Minimum: 1

Maximum: 20

guaranteed

Boolean

Specifies whether the load balancer is a dedicated load balancer.

The value can be true or false. true indicates a dedicated load balancer, and false indicates a shared load balancer. When dedicated load balancers are launched in the eu-de region, either true or false will be returned when you use the API to query or update a load balancer.

This parameter is unsupported. Please do not use it.

Default: true

vpc_id

String

Specifies the ID of the VPC where the load balancer works.

eips

Array of EipInfo objects

Specifies the EIP bound to the load balancer.

ipv6_vip_address

String

Specifies the IPv6 address bound to the load balancer.

Default: None

Minimum: 1

Maximum: 64

ipv6_vip_virsubnet_id

String

Specifies the ID of the IPv6 subnet where the load balancer works.

ipv6_vip_port_id

String

Specifies the ID of the port bound to the IPv6 address.

availability_zone_list

Array of strings

Specifies the list of AZs where the load balancer is created.

enterprise_project_id

String

Specifies the enterprise project ID.

If this parameter is not passed during resource creation, the resource belongs to the default enterprise project.

This parameter is unsupported. Please do not use it.

Default: 0

billing_info

String

Provides billing information about the load balancer.

This parameter is unsupported. Please do not use it.

Minimum: 1

Maximum: 1024

l4_flavor_id

String

Specifies the Layer-4 flavor.

Minimum: 1

Maximum: 255

l4_scale_flavor_id

String

Specifies the reserved Layer 4 flavor. This parameter is unsupported. Please do not use it.

Minimum: 1

Maximum: 255

l7_flavor_id

String

Specifies the Layer-7 flavor.

Minimum: 1

Maximum: 255

l7_scale_flavor_id

String

Specifies the reserved Layer 7 flavor. This parameter is unsupported. Please do not use it.

Minimum: 1

Maximum: 255

publicips

Array of PublicIpInfo objects

Specifies the EIP bound to the load balancer.

elb_virsubnet_ids

Array of strings

Specifies the ID of the subnet on the downstream plane. The ports used by the load balancer dynamically occupy IP addresses in the subnet.

elb_virsubnet_type

String

Specifies the type of the subnet on the downstream plane.

  • ipv4: IPv4 subnets

  • dualstack: subnets that support IPv4/IPv6 dual stack

ip_target_enable

Boolean

Specifies whether to enable cross-VPC backend.

Default: false

frozen_scene

String

Specifies the scenario where the load balancer is frozen. Use commas to separate multiple scenarios.

If the value is ARREAR, the load balancer is frozen because your account is in arrears.

ipv6_bandwidth

BandwidthRef object

Specifies the ID of the bandwidth. This parameter is available only when you create or update a load balancer that has an IPv6 address bound.

If you use a new IPv6 address and specify a shared bandwidth, the IPv6 address will be added to the shared bandwidth.

Table 6 PoolRef

Parameter

Type

Description

id

String

Specifies the ID of the backend server group.

Table 7 ListenerRef

Parameter

Type

Description

id

String

Specifies the listener ID.

Table 8 Tag

Parameter

Type

Description

key

String

Specifies the tag key.

value

String

Specifies the tag value.

Table 9 EipInfo

Parameter

Type

Description

eip_id

String

Specifies the EIP ID.

eip_address

String

Specifies the specific IP address.

ip_version

Integer

Specifies the IP version. 4 indicates IPv4, and 6 indicates IPv6.

Table 10 PublicIpInfo

Parameter

Type

Description

publicip_id

String

Specifies the EIP ID.

publicip_address

String

Specifies the IP address.

ip_version

Integer

Specifies the IP version. The value can be 4 (IPv4) or 6 (IPv6).

Table 11 BandwidthRef

Parameter

Type

Description

id

String

Specifies the shared bandwidth ID.

Table 12 PageInfo

Parameter

Type

Description

previous_marker

String

Specifies the ID of the first record in the pagination query result. This parameter will not be returned if no query result is returned.

next_marker

String

Marks the start record on the next page in the pagination query result. This parameter will not be returned if there is no next page.

current_count

Integer

Specifies the number of records.

Example Requests

GET

https://{elb_endpoint}/v3/{project_id}/elb/loadbalancers?limit={num}&marker={loadbalancer_id}

Example Responses

Status code: 200

Successful request.

{
  "loadbalancers" : [ {
    "id" : "87627cb6-9ff1-4580-984f-cc564fa9fc34",
    "project_id" : "b2782e6708b8475c993e6064bc456bf8",
    "name" : "loadbalancer-cyf",
    "description" : "simple lb-cyf",
    "vip_port_id" : "0381c10b-4927-4fa5-a7b5-fa529c162a06",
    "vip_address" : "192.168.0.26",
    "admin_state_up" : true,
    "provisioning_status" : "ACTIVE",
    "operating_status" : "ONLINE",
    "listeners" : [ ],
    "pools" : [ ],
    "tags" : [ ],
    "provider" : "vlb",
    "created_at" : "2019-05-24T02:09:39Z",
    "updated_at" : "2019-05-24T02:09:39Z",
    "vpc_id" : "2037c5bb-e04b-4de2-9300-9051af18e417",
    "enterprise_project_id" : "0",
    "availability_zone_list" : [ "AZ1" ],
    "ipv6_vip_address" : null,
    "ipv6_vip_virsubnet_id" : null,
    "ipv6_vip_port_id" : null,
    "elb_virsubnet_ids" : [ "ad5d63bf-3b50-4e88-b4d9-e94a59aade48" ],
    "eips" : [ ],
    "guaranteed" : true,
    "billing_info" : null,
    "l4_flavor_id" : "22365281-de68-45e4-ada4-b0920b6da3c2",
    "l4_scale_flavor_id" : null,
    "l7_flavor_id" : "0942eb8f-51fa-4354-87b1-bf4cfeca4823",
    "l7_scale_flavor_id" : null,
    "vip_subnet_cidr_id" : "1992ec06-f364-4ae3-b936-6a8cc24633b7"
  }, {
    "id" : "09e86f09-03fc-440e-8132-03f3e149e979",
    "project_id" : "b2782e6708b8475c993e6064bc456bf8",
    "name" : "loadbalancer-cyf",
    "description" : "simple lb-cyf",
    "vip_port_id" : "e0bb984a-d094-4559-9b3b-bd61b5eb3a8f",
    "vip_address" : "192.168.0.47",
    "admin_state_up" : true,
    "provisioning_status" : "ACTIVE",
    "operating_status" : "ONLINE",
    "listeners" : [ ],
    "pools" : [ ],
    "tags" : [ ],
    "provider" : "vlb",
    "created_at" : "2019-05-24T02:02:01Z",
    "updated_at" : "2019-05-24T02:02:01Z",
    "vpc_id" : "2037c5bb-e04b-4de2-9300-9051af18e417",
    "enterprise_project_id" : "0",
    "availability_zone_list" : [ "AZ1" ],
    "ipv6_vip_address" : null,
    "ipv6_vip_virsubnet_id" : null,
    "ipv6_vip_port_id" : null,
    "elb_virsubnet_ids" : [ "ad5d63bf-3b50-4e88-b4d9-e94a59aade48" ],
    "eips" : [ ],
    "guaranteed" : true,
    "billing_info" : null,
    "l4_flavor_id" : null,
    "l4_scale_flavor_id" : null,
    "l7_flavor_id" : null,
    "l7_scale_flavor_id" : null,
    "vip_subnet_cidr_id" : "1992ec06-f364-4ae3-b936-6a8cc24633b7"
  } ],
  "page_info" : {
    "next_marker" : "09e86f09-03fc-440e-8132-03f3e149e979",
    "previous_marker" : "87627cb6-9ff1-4580-984f-cc564fa9fc34",
    "current_count" : 2
  },
  "request_id" : "8709f187-c879-446c-a198-8f93ede2c178"
}

Status Codes

Status Code

Description

200

Successful request.

Error Codes

See Error Codes.

last updated: 2024-11-08 14:09 UTC - commit: 356df6ee540944460b955ecb1ffdf12a2745d7bc