Changing AZs
Function
This API is used to migrate the AZs of a DCS instance to complete the cross-AZ reconstruction of a single-AZ instance.
Calling Method
For details, see Calling APIs.
URI
PUT /v2/{project_id}/instances/{instance_id}/available-zones
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
project_id |
Yes |
String |
Definition: Project ID. For details, see Obtaining a Project ID. Constraints: N/A Range: N/A Default Value: N/A |
instance_id |
Yes |
String |
Definition: Instance ID. It can be viewed on the instance details page on the DCS console. Constraints: N/A Range: N/A Default Value: N/A |
Request Parameters
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
new_available_zones |
No |
Array of strings |
Definition: New AZ. Constraints: N/A Range: N/A Default Value: N/A |
execute_immediately |
No |
Boolean |
Definition: Whether to execute the change immediately. Constraints: N/A Range: true: Yes false: No Default Value: true |
Response Parameters
Status code: 204
The request for changing AZs is submitted successfully.
Status code: 400
Parameter |
Type |
Description |
---|---|---|
error_msg |
String |
Parameter description: Error message. Value range: N/A. |
error_code |
String |
Parameter description: Error code. Value range: For details, see Error Codes. |
error_ext_msg |
String |
Parameter description: Extended error information. This parameter is not used currently and is set to null. Value range: N/A. |
Status code: 500
Parameter |
Type |
Description |
---|---|---|
error_msg |
String |
Parameter description: Error message. Value range: N/A. |
error_code |
String |
Parameter description: Error code. Value range: For details, see Error Codes. |
error_ext_msg |
String |
Parameter description: Extended error information. This parameter is not used currently and is set to null. Value range: N/A. |
Example Requests
Changing a single-AZ instance to a multi-AZ one
PUT https://{dcs_endpoint}/v2/{project_id}/instances/{instance_id}/available-zones { "new_available_zones" : [ "2e803f66-fbb0-47ad-b6cb-fb87f5bed4ef", "2eaaff66-fbb0-47ad-b6cb-fb87f5b12fbe" ], "execute_immediately" : true }
Example Responses
None
SDK Sample Code
The SDK sample code is as follows.
Changing a single-AZ instance to a multi-AZ one
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 |
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.dcs.v2.region.DcsRegion; import com.huaweicloud.sdk.dcs.v2.*; import com.huaweicloud.sdk.dcs.v2.model.*; import java.util.List; import java.util.ArrayList; public class MigrateAzSolution { 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); DcsClient client = DcsClient.newBuilder() .withCredential(auth) .withRegion(DcsRegion.valueOf("<YOUR REGION>")) .build(); MigrateAzRequest request = new MigrateAzRequest(); request.withInstanceId("{instance_id}"); MigrateAZRequestBody body = new MigrateAZRequestBody(); List<String> listbodyNewAvailableZones = new ArrayList<>(); listbodyNewAvailableZones.add("2e803f66-fbb0-47ad-b6cb-fb87f5bed4ef"); listbodyNewAvailableZones.add("2eaaff66-fbb0-47ad-b6cb-fb87f5b12fbe"); body.withExecuteImmediately(true); body.withNewAvailableZones(listbodyNewAvailableZones); request.withBody(body); try { MigrateAzResponse response = client.migrateAz(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()); } } } |
Changing a single-AZ instance to a multi-AZ one
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 |
# coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkdcs.v2.region.dcs_region import DcsRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkdcs.v2 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 = DcsClient.new_builder() \ .with_credentials(credentials) \ .with_region(DcsRegion.value_of("<YOUR REGION>")) \ .build() try: request = MigrateAzRequest() request.instance_id = "{instance_id}" listNewAvailableZonesbody = [ "2e803f66-fbb0-47ad-b6cb-fb87f5bed4ef", "2eaaff66-fbb0-47ad-b6cb-fb87f5b12fbe" ] request.body = MigrateAZRequestBody( execute_immediately=True, new_available_zones=listNewAvailableZonesbody ) response = client.migrate_az(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg) |
Changing a single-AZ instance to a multi-AZ one
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 |
package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" dcs "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dcs/v2" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dcs/v2/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dcs/v2/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 := dcs.NewDcsClient( dcs.DcsClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.MigrateAzRequest{} request.InstanceId = "{instance_id}" var listNewAvailableZonesbody = []string{ "2e803f66-fbb0-47ad-b6cb-fb87f5bed4ef", "2eaaff66-fbb0-47ad-b6cb-fb87f5b12fbe", } executeImmediatelyMigrateAzRequestBody:= true request.Body = &model.MigrateAzRequestBody{ ExecuteImmediately: &executeImmediatelyMigrateAzRequestBody, NewAvailableZones: &listNewAvailableZonesbody, } response, err := client.MigrateAz(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 |
---|---|
204 |
The request for changing AZs is submitted successfully. |
400 |
Invalid request. |
500 |
Internal service error. |
Error Codes
See Error Codes.
Feedback
Was this page helpful?
Provide feedbackThank you very much for your feedback. We will continue working to improve the documentation.See the reply and handling status in My Cloud VOC.
For any further questions, feel free to contact us through the chatbot.
Chatbot