更新时间:2023-11-15 GMT+08:00
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申请证书

请求签发私有证书,需要拥有处于“已激活”状态的私有CA。

相关参数详情请参见申请证书参数说明

import com.huaweicloud.sdk.ccm.v1.CcmClient;
import com.huaweicloud.sdk.ccm.v1.model.CertDistinguishedName;
import com.huaweicloud.sdk.ccm.v1.model.CreateCertificateRequest;
import com.huaweicloud.sdk.ccm.v1.model.CreateCertificateRequestBody;
import com.huaweicloud.sdk.ccm.v1.model.CreateCertificateResponse;
import com.huaweicloud.sdk.ccm.v1.model.ExtendedKeyUsage;
import com.huaweicloud.sdk.ccm.v1.model.SubjectAlternativeName;
import com.huaweicloud.sdk.ccm.v1.model.Validity;
import com.huaweicloud.sdk.core.auth.GlobalCredentials;

import java.util.ArrayList;
import java.util.List;

/**
 * 签发私有证书,需要拥有处于激活状态的私有CA
 */
public class createCertificateExample {
    /**
     * 基础认证信息:
     * - ACCESS_KEY: 华为云帐号Access Key
     * - SECRET_ACCESS_KEY: 华为云帐号Secret Access Key
     * - DOMAIN_ID: 华为云帐号ID
     * - CCM_ENDPOINT: 华为云CCM服务(PCA属于CCM下的微服务)访问终端地址
     * 认证使用的ak和sk硬编到代码中或明文存储存在较大安全风险,建议在配置文件或环境变量中密文存放,使用时解密,确保安全;
     * 本示例ak和sk保存在环境变量中为例,运行本示例前请先在本地环境中设置环境变量HUAWEICLOUD_SDK_AK和HUAWEICLOUD_SDK_SK。
     */
    private static final String ACCESS_KEY = System.getenv("HUAWEICLOUD_SDK_AK");
    private static final String SECRET_ACCESS_KEY =  System.getenv("HUAWEICLOUD_SDK_SK");
    private static final String DOMAIN_ID = "<DomainID>";
    private static final String CCM_ENDPOINT = "<CcmEndpoint>";

    public static void main(String[] args) {
        // 1.准备访问华为云的认证信息,PCA为全局服务
        final GlobalCredentials auth = new GlobalCredentials()
                .withAk(ACCESS_KEY)
                .withSk(SECRET_ACCESS_KEY)
                .withDomainId(DOMAIN_ID);

        // 2.初始化SDK,传入认证信息及CCM服务的访问终端地址
        final CcmClient ccmClient = CcmClient.newBuilder()
                .withCredential(auth)
                .withEndpoint(CCM_ENDPOINT).build();

        // 3、构造请求参数
        // (1)用于签发证书的CA的ID,该CA需要处于激活状态(ACTIVED)
        String issuerId = "3a02c7f6-d8f5-497e-9f60-18dfd3eeb4e6";
        // (2)证书密钥算法
        String keyAlgorithm = "RSA2048";
        // (3)签名哈希算法
        String signatureAlgorithm = "SHA512";

        /*
         * (4)证书有效期定义
         * - type: 时间类型,可选:"YEAR"、"MONTH"、”DAY“、"HOUR"
         * - value: 对应的值
         */
        Validity validity = new Validity();
        validity.setType("MONTH");
        validity.setValue(2);

        /*
         * (5)定义CA证书的唯一标识信息
         * - organization: 组织名称
         * - organizationalUnit: 部门名称
         * - country: 国家缩写,仅限两个字符,如中国-CN
         * - state: 省市名称
         * - locality: 城市名称
         * - commonName: CA名称(CN)
         */
        CertDistinguishedName subjectInfo = new CertDistinguishedName();
        subjectInfo.setOrganization("your organization");
        subjectInfo.setOrganizationalUnit("your organizational unit");
        subjectInfo.setCountry("CN");
        subjectInfo.setState("your state");
        subjectInfo.setLocality("your locality");
        subjectInfo.setCommonName("your dns");

        /*
         * (6)密钥用法,服务器证书通常只赋予keyAgreement与digitalSignature,为可选值
         * - digitalSignature : 数字签名;
         * - nonRepudiation : 不可抵赖;
         * - keyEncipherment : 密钥用于加密密钥数据;
         * - dataEncipherment : 用于加密数据;
         * - keyAgreement : 密钥协商;
         * - keyCertSign : 签发证书;
         * - cRLSign : 签发吊销列表;
         * - encipherOnly : 仅用于加密;
         * - decipherOnly : 仅用于解密。
         */
        List<String> keyUsages = new ArrayList<>();
        keyUsages.add("digitalSignature");
        keyUsages.add("keyAgreement");

        /*
         * (7)主体备用名称: 暂时支持DNS、IP、URI与EMAIL,为可选值
         *  SubjectAlternativeName:
         *         type:类型
         *         value:对应值
         */
        List<SubjectAlternativeName> subjectAlternativeName = new ArrayList<>();
        // a、添加备用DNS
        SubjectAlternativeName alterNameDNS = new SubjectAlternativeName();
        alterNameDNS.setType("DNS");
        alterNameDNS.setValue("*.example.com");
        subjectAlternativeName.add(alterNameDNS);
        // b、添加备用IP
        SubjectAlternativeName alterNameIP = new SubjectAlternativeName();
        alterNameIP.setType("IP");
        alterNameIP.setValue("127.0.0.1");
        subjectAlternativeName.add(alterNameIP);
        // b、添加备用email
        SubjectAlternativeName alterNameEmail = new SubjectAlternativeName();
        alterNameEmail.setType("EMAIL");
        alterNameEmail.setValue("myEmail@qq.com");
        subjectAlternativeName.add(alterNameEmail);
        ExtendedKeyUsage extendedKeyUsage = new ExtendedKeyUsage();
        extendedKeyUsage.setClientAuth(true);
        extendedKeyUsage.setServerAuth(true);


        // (8)请求体各属性赋值
        // 各属性的取值约束,请查阅:https://support.huaweicloud.com/api-ccm/CreateCertificate.html
        CreateCertificateRequestBody requestBody = new CreateCertificateRequestBody();
        requestBody.setIssuerId(issuerId);
        requestBody.setKeyAlgorithm(keyAlgorithm);
        requestBody.setSignatureAlgorithm(signatureAlgorithm);
        requestBody.setValidity(validity);
        requestBody.setDistinguishedName(subjectInfo);
        requestBody.setKeyUsages(keyUsages);
        requestBody.setSubjectAlternativeNames(subjectAlternativeName);
        requestBody.setExtendedKeyUsage(extendedKeyUsage);


        // 4、构造请求体
        CreateCertificateRequest request = new CreateCertificateRequest()
                .withBody(requestBody);

        // 5、开始发起请求
        CreateCertificateResponse response;
        try {
            response = ccmClient.createCertificate(request);
        } catch (Exception e) {
            throw new RuntimeException(e.getMessage());
        }

        // 6、获取响应消息
        String certId = response.getCertificateId();
        System.out.println(certId);
    }

}
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