Batch Deleting Backend Servers
Function
This API is used to delete backend servers from the specified backend server group in batches. You can remove up to 200 backend servers at a time from a backend server group.
Calling Method
For details, see Calling APIs.
URI
POST /v3/{project_id}/elb/pools/{pool_id}/members/batch-delete
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
pool_id |
Yes |
String |
Specifies the ID of the backend server group. |
project_id |
Yes |
String |
Specifies the project ID. |
Request Parameters
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
X-Auth-Token |
Yes |
String |
Specifies the token used for IAM authentication. |
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
members |
Yes |
Array of BatchDeleteMembersOption objects |
Specifies the request body for deleting backend servers in batches. |
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
id |
No |
String |
Specifies the ID of the backend server to be deleted. Note: If id is passed, other parameters cannot be specified. Otherwise, an error will be reported. The value of this parameter is not the ID of the server but an ID automatically generated for the backend server that has already associated with the load balancer. |
address |
No |
String |
Specifies the IP address bound to the backend server. Note:
|
protocol_port |
No |
Integer |
Specifies the port used by the backend server to receive requests. Note:[/topic/body/section/table/tgroup/tbody/row/entry/p/br {""}) (br]
|
Response Parameters
Status code: 200
Parameter |
Type |
Description |
---|---|---|
request_id |
String |
Specifies the request ID. Note: The value is automatically generated. |
members |
Array of BatchDeleteMembersState objects |
Specifies the backend servers. |
Parameter |
Type |
Description |
---|---|---|
id |
String |
Specifies the backend server ID. Note: The value of this parameter is not the ID of the server but an ID automatically generated for the backend server that has already associated with the load balancer. |
ret_status |
String |
Specifies the status of deleting the backend server. Values:
|
Example Requests
-
Deleting backend servers in batches by IDs
POST https://{ELB_Endpoint}/v3/04dd36f964000fe22f9ac00bc85b1a1d/elb/pools/04a9bc65-b75b-478d-b4d6-e693bb61dd35/members/batch-delete { "members" : [ { "id" : "141a8dea-b3f9-4fed-a1e2-30678f53de0b" }, { "id" : "14d0a82b-fcc2-4ce8-aac8-96d86a7973e4" } ] }
-
Deleting backend servers in batches by IP addresses and ports
POST https://{ELB_Endpoint}/v3/04dd36f964000fe22f9ac00bc85b1a1d/elb/pools/04a9bc65-b75b-478d-b4d6-e693bb61dd35/members/batch-delete { "members" : [ { "address" : "192.168.0.48", "protocol_port" : 8080 }, { "address" : "192.168.0.49", "protocol_port" : 8080 } ] }
Example Responses
Status code: 200
Normal response to POST requests.
{ "request_id" : "db97a1d3c5ee386729dc00e4df1d5708", "members" : [ { "id" : "141a8dea-b3f9-4fed-a1e2-30678f53de0b", "ret_status" : "not found" }, { "id" : "14d0a82b-fcc2-4ce8-aac8-96d86a7973e4", "ret_status" : "successful" } ] }
SDK Sample Code
The SDK sample code is as follows.
-
Deleting backend servers in batches by IDs
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package com.huaweicloud.sdk.test; import com.huaweicloud.sdk.core.auth.ICredential; import com.huaweicloud.sdk.core.auth.BasicCredentials; import com.huaweicloud.sdk.core.exception.ConnectionException; import com.huaweicloud.sdk.core.exception.RequestTimeoutException; import com.huaweicloud.sdk.core.exception.ServiceResponseException; import com.huaweicloud.sdk.elb.v3.region.ElbRegion; import com.huaweicloud.sdk.elb.v3.*; import com.huaweicloud.sdk.elb.v3.model.*; import java.util.List; import java.util.ArrayList; public class BatchDeleteMembersSolution { public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment String ak = System.getenv("CLOUD_SDK_AK"); String sk = System.getenv("CLOUD_SDK_SK"); String projectId = "{project_id}"; ICredential auth = new BasicCredentials() .withProjectId(projectId) .withAk(ak) .withSk(sk); ElbClient client = ElbClient.newBuilder() .withCredential(auth) .withRegion(ElbRegion.valueOf("<YOUR REGION>")) .build(); BatchDeleteMembersRequest request = new BatchDeleteMembersRequest(); request.withPoolId("{pool_id}"); BatchDeleteMembersRequestBody body = new BatchDeleteMembersRequestBody(); List<BatchDeleteMembersOption> listbodyMembers = new ArrayList<>(); listbodyMembers.add( new BatchDeleteMembersOption() .withId("141a8dea-b3f9-4fed-a1e2-30678f53de0b") ); listbodyMembers.add( new BatchDeleteMembersOption() .withId("14d0a82b-fcc2-4ce8-aac8-96d86a7973e4") ); body.withMembers(listbodyMembers); request.withBody(body); try { BatchDeleteMembersResponse response = client.batchDeleteMembers(request); System.out.println(response.toString()); } catch (ConnectionException e) { e.printStackTrace(); } catch (RequestTimeoutException e) { e.printStackTrace(); } catch (ServiceResponseException e) { e.printStackTrace(); System.out.println(e.getHttpStatusCode()); System.out.println(e.getRequestId()); System.out.println(e.getErrorCode()); System.out.println(e.getErrorMsg()); } } }
-
Deleting backend servers in batches by IP addresses and ports
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package com.huaweicloud.sdk.test; import com.huaweicloud.sdk.core.auth.ICredential; import com.huaweicloud.sdk.core.auth.BasicCredentials; import com.huaweicloud.sdk.core.exception.ConnectionException; import com.huaweicloud.sdk.core.exception.RequestTimeoutException; import com.huaweicloud.sdk.core.exception.ServiceResponseException; import com.huaweicloud.sdk.elb.v3.region.ElbRegion; import com.huaweicloud.sdk.elb.v3.*; import com.huaweicloud.sdk.elb.v3.model.*; import java.util.List; import java.util.ArrayList; public class BatchDeleteMembersSolution { public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment String ak = System.getenv("CLOUD_SDK_AK"); String sk = System.getenv("CLOUD_SDK_SK"); String projectId = "{project_id}"; ICredential auth = new BasicCredentials() .withProjectId(projectId) .withAk(ak) .withSk(sk); ElbClient client = ElbClient.newBuilder() .withCredential(auth) .withRegion(ElbRegion.valueOf("<YOUR REGION>")) .build(); BatchDeleteMembersRequest request = new BatchDeleteMembersRequest(); request.withPoolId("{pool_id}"); BatchDeleteMembersRequestBody body = new BatchDeleteMembersRequestBody(); List<BatchDeleteMembersOption> listbodyMembers = new ArrayList<>(); listbodyMembers.add( new BatchDeleteMembersOption() .withAddress("192.168.0.48") .withProtocolPort(8080) ); listbodyMembers.add( new BatchDeleteMembersOption() .withAddress("192.168.0.49") .withProtocolPort(8080) ); body.withMembers(listbodyMembers); request.withBody(body); try { BatchDeleteMembersResponse response = client.batchDeleteMembers(request); System.out.println(response.toString()); } catch (ConnectionException e) { e.printStackTrace(); } catch (RequestTimeoutException e) { e.printStackTrace(); } catch (ServiceResponseException e) { e.printStackTrace(); System.out.println(e.getHttpStatusCode()); System.out.println(e.getRequestId()); System.out.println(e.getErrorCode()); System.out.println(e.getErrorMsg()); } } }
-
Deleting backend servers in batches by IDs
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# coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkelb.v3.region.elb_region import ElbRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkelb.v3 import * if __name__ == "__main__": # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK"] sk = os.environ["CLOUD_SDK_SK"] projectId = "{project_id}" credentials = BasicCredentials(ak, sk, projectId) client = ElbClient.new_builder() \ .with_credentials(credentials) \ .with_region(ElbRegion.value_of("<YOUR REGION>")) \ .build() try: request = BatchDeleteMembersRequest() request.pool_id = "{pool_id}" listMembersbody = [ BatchDeleteMembersOption( id="141a8dea-b3f9-4fed-a1e2-30678f53de0b" ), BatchDeleteMembersOption( id="14d0a82b-fcc2-4ce8-aac8-96d86a7973e4" ) ] request.body = BatchDeleteMembersRequestBody( members=listMembersbody ) response = client.batch_delete_members(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg)
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Deleting backend servers in batches by IP addresses and ports
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# coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkelb.v3.region.elb_region import ElbRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkelb.v3 import * if __name__ == "__main__": # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK"] sk = os.environ["CLOUD_SDK_SK"] projectId = "{project_id}" credentials = BasicCredentials(ak, sk, projectId) client = ElbClient.new_builder() \ .with_credentials(credentials) \ .with_region(ElbRegion.value_of("<YOUR REGION>")) \ .build() try: request = BatchDeleteMembersRequest() request.pool_id = "{pool_id}" listMembersbody = [ BatchDeleteMembersOption( address="192.168.0.48", protocol_port=8080 ), BatchDeleteMembersOption( address="192.168.0.49", protocol_port=8080 ) ] request.body = BatchDeleteMembersRequestBody( members=listMembersbody ) response = client.batch_delete_members(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg)
-
Deleting backend servers in batches by IDs
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package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" elb "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/elb/v3" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/elb/v3/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/elb/v3/region" ) func main() { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak := os.Getenv("CLOUD_SDK_AK") sk := os.Getenv("CLOUD_SDK_SK") projectId := "{project_id}" auth := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). WithProjectId(projectId). Build() client := elb.NewElbClient( elb.ElbClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.BatchDeleteMembersRequest{} request.PoolId = "{pool_id}" idMembers:= "141a8dea-b3f9-4fed-a1e2-30678f53de0b" idMembers1:= "14d0a82b-fcc2-4ce8-aac8-96d86a7973e4" var listMembersbody = []model.BatchDeleteMembersOption{ { Id: &idMembers, }, { Id: &idMembers1, }, } request.Body = &model.BatchDeleteMembersRequestBody{ Members: listMembersbody, } response, err := client.BatchDeleteMembers(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } }
-
Deleting backend servers in batches by IP addresses and ports
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package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" elb "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/elb/v3" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/elb/v3/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/elb/v3/region" ) func main() { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak := os.Getenv("CLOUD_SDK_AK") sk := os.Getenv("CLOUD_SDK_SK") projectId := "{project_id}" auth := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). WithProjectId(projectId). Build() client := elb.NewElbClient( elb.ElbClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.BatchDeleteMembersRequest{} request.PoolId = "{pool_id}" addressMembers:= "192.168.0.48" protocolPortMembers:= int32(8080) addressMembers1:= "192.168.0.49" protocolPortMembers1:= int32(8080) var listMembersbody = []model.BatchDeleteMembersOption{ { Address: &addressMembers, ProtocolPort: &protocolPortMembers, }, { Address: &addressMembers1, ProtocolPort: &protocolPortMembers1, }, } request.Body = &model.BatchDeleteMembersRequestBody{ Members: listMembersbody, } response, err := client.BatchDeleteMembers(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } }
For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.
Status Codes
Status Code |
Description |
---|---|
200 |
Normal response to POST requests. |
Error Codes
See Error Codes.
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