创建随机数 - CreateRandom
调用方法
请参见如何调用API。
授权信息
账号具备所有API的调用权限,如果使用账号下的IAM用户调用当前API,该IAM用户需具备调用API所需的权限。
- 如果使用角色与策略授权,具体权限要求请参见权限和授权项。
- 如果使用身份策略授权,需具备如下身份策略权限。
授权项
访问级别
资源类型(*为必须)
条件键
别名
依赖的授权项
kms::generateRandom
Write
-
kms:RecipientAttestation
kms:cmk:generate
-
URI
POST /v1.0/{project_id}/kms/gen-random
| 参数 | 是否必选 | 参数类型 | 描述 |
|---|---|---|---|
| project_id | 是 | String | 参数解释: 项目ID。可参考获取项目ID获取。 约束限制: 不涉及 取值范围: 以IAM服务接口返回值为准,字符长度32-32。 默认取值: 不涉及 |
请求参数
| 参数 | 是否必选 | 参数类型 | 描述 |
|---|---|---|---|
| X-Auth-Token | 是 | String | 参数解释: 用户Token。 通过调用IAM服务查询用户Token接口获取(响应消息头中X-Subject-Token的值)。 约束限制: 不涉及 取值范围: IAM服务查询用户Token接口为准 默认取值: 不涉及 |
| 参数 | 是否必选 | 参数类型 | 描述 |
|---|---|---|---|
| random_data_length | 是 | String | 参数解释: 随机数的bit位长度 约束限制: 取值为8的倍数 取值范围: 8~8192 默认取值: 不涉及 |
| sequence | 否 | String | 参数解释: 请求消息序列号,36字节序列号,例如:919c82d4-8046-4722-9094-35c3c6524cff 约束限制: 不涉及 取值范围: 不涉及 默认取值: 不涉及 |
响应参数
状态码:200
| 参数 | 参数类型 | 描述 |
|---|---|---|
| random_data | String | 参数解释: 随机数的十六进制表示,长度与用户传入的参数“random_data_length”的长度保持一致 取值范围: 不涉及 |
请求示例
生成长度为512位的随机数。
{
"random_data_length" : "512"
} 响应示例
状态码:200
请求已成功
{
"random_data" : "5791C223E87120BE4B98D168F47A58BB2A88834EEADC"
} SDK代码示例
SDK代码示例如下。
生成长度为512位的随机数。
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 | 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.kms.v2.region.KmsRegion; import com.huaweicloud.sdk.kms.v2.*; import com.huaweicloud.sdk.kms.v2.model.*; public class CreateRandomSolution { 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); KmsClient client = KmsClient.newBuilder() .withCredential(auth) .withRegion(KmsRegion.valueOf("<YOUR REGION>")) .build(); CreateRandomRequest request = new CreateRandomRequest(); GenRandomRequestBody body = new GenRandomRequestBody(); body.withRandomDataLength("512"); request.withBody(body); try { CreateRandomResponse response = client.createRandom(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()); } } } |
生成长度为512位的随机数。
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 | # coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkkms.v2.region.kms_region import KmsRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkkms.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 = KmsClient.new_builder() \ .with_credentials(credentials) \ .with_region(KmsRegion.value_of("<YOUR REGION>")) \ .build() try: request = CreateRandomRequest() request.body = GenRandomRequestBody( random_data_length="512" ) response = client.create_random(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg) |
生成长度为512位的随机数。
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 | package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" kms "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kms/v2" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kms/v2/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kms/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, err := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). WithProjectId(projectId). SafeBuild() if err != nil { fmt.Println(err) return } hcClient, err := kms.KmsClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). SafeBuild() if err != nil { fmt.Println(err) return } client := kms.NewKmsClient(hcClient) request := &model.CreateRandomRequest{} request.Body = &model.GenRandomRequestBody{ RandomDataLength: "512", } response, err := client.CreateRandom(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } } |
更多编程语言的SDK代码示例,请参见API Explorer的代码示例页签,可生成自动对应的SDK代码示例。
状态码
| 状态码 | 描述 |
|---|---|
| 200 | 请求已成功 |
错误码
请参见错误码。