Obtaining API Versions
Function
This API is used to query all API versions supported by the DNS service.
Calling Method
For details, see Calling APIs.
URI
GET /
Request Parameters
None
Response Parameters
Status code: 200
Parameter |
Type |
Description |
---|---|---|
versions |
valuesItem object |
Definition API version list Range N/A |
Parameter |
Type |
Description |
---|---|---|
values |
Array of ListApiVersionsItem objects |
Definition List of all versions Range N/A |
Parameter |
Type |
Description |
---|---|---|
status |
String |
Definition Version status Range
|
id |
String |
Definition Version Range v2 |
links |
Array of LinksItem objects |
Definition URL of the current version Range N/A |
Parameter |
Type |
Description |
---|---|---|
href |
String |
Definition Shortcut link Range N/A |
rel |
String |
Definition Shortcut link marker name Range N/A |
Status code: 400
Parameter |
Type |
Description |
---|---|---|
code |
String |
Definition Error code Range N/A |
message |
String |
Definition Error description Range N/A |
Status code: 404
Parameter |
Type |
Description |
---|---|---|
code |
String |
Definition Error code Range N/A |
message |
String |
Definition Error description Range N/A |
Status code: 500
Parameter |
Type |
Description |
---|---|---|
code |
String |
Definition Error code Range N/A |
message |
String |
Definition Error description Range N/A |
Example Requests
Querying all API versions supported by the DNS service.
GET https://{endpoint}/
Example Responses
Status code: 200
Response of querying API versions
{ "versions" : { "values" : [ { "status" : "CURRENT", "id" : "v2", "links" : [ { "href" : "https://Endpoint/v2", "rel" : "self" } ] } ] } }
SDK Sample Code
The SDK sample code is as follows.
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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.dns.v2.region.DnsRegion; import com.huaweicloud.sdk.dns.v2.*; import com.huaweicloud.sdk.dns.v2.model.*; public class ListApiVersionsSolution { 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"); ICredential auth = new BasicCredentials() .withAk(ak) .withSk(sk); DnsClient client = DnsClient.newBuilder() .withCredential(auth) .withRegion(DnsRegion.valueOf("<YOUR REGION>")) .build(); ListApiVersionsRequest request = new ListApiVersionsRequest(); try { ListApiVersionsResponse response = client.listApiVersions(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()); } } } |
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# coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkdns.v2.region.dns_region import DnsRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkdns.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"] credentials = BasicCredentials(ak, sk) client = DnsClient.new_builder() \ .with_credentials(credentials) \ .with_region(DnsRegion.value_of("<YOUR REGION>")) \ .build() try: request = ListApiVersionsRequest() response = client.list_api_versions(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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package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" dns "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dns/v2" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dns/v2/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dns/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") auth := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). Build() client := dns.NewDnsClient( dns.DnsClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.ListApiVersionsRequest{} response, err := client.ListApiVersions(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 |
Response of querying API versions |
400 |
Error response |
404 |
Error response |
500 |
Error response |
Error Codes
See Error Codes.
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