如何使用最新版本的java驱动核心连接到任何支持SSL的Cassandra群集

如何使用最新版本的java驱动核心连接到任何支持SSL的Cassandra群集,cassandra,datastax-java-driver,Cassandra,Datastax Java Driver,我的群集具有以下配置 protocol: TLS algorithm: SunX509 store_type: JKS 下面是正在工作的3.4Java驱动程序的代码 Cluster.builder() .addContactPoints(hostNameList) .withCredentials(username, password) .withPort(port)

我的群集具有以下配置

protocol: TLS
algorithm: SunX509
store_type: JKS
下面是正在工作的3.4Java驱动程序的代码

Cluster.builder()
                .addContactPoints(hostNameList)
                .withCredentials(username, password)
                .withPort(port)
                .withSSL(getSslOptions()).build().connect();
类似地,我尝试使用4.5 java驱动程序,但遇到错误-com.datastax.oss.driver.api.core.AllNodesFailedException:无法到达任何联系点

代码

我需要一种通用方法,这就是为什么我不传递密钥库细节的原因

 private static SSLOptions getSslOptions() throws NoSuchAlgorithmException, KeyManagementException {
        SSLContext sc = SSLContext.getInstance("TLS");
        sc.init(null, new TrustManager[]{new TrustAllX509TrustManager()}, new SecureRandom());
        HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
        HttpsURLConnection.setDefaultHostnameVerifier((string, ssls) -> true);
        return RemoteEndpointAwareJdkSSLOptions.builder().withSSLContext(sc).build();
    }
public class TrustAllX509TrustManager implements X509TrustManager {
    @Override
    public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {
    }
    @Override
    public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {
    }
    @Override
    public X509Certificate[] getAcceptedIssuers() {
        return new X509Certificate[0];
    }
}
        CqlSession.builder()
                .withAuthCredentials(username, password)
                .addContactPoints(Arrays.stream(hostNameList).map(host -> new InetSocketAddress(host, port)).collect(Collectors.toList()))
                .withSslContext(getSslContext()).build();
    private SSLContext getSslContext() throws NoSuchAlgorithmException, KeyManagementException {
        SSLContext sc = SSLContext.getInstance("TLS");
        sc.init(null, new TrustManager[]{new TrustAllX509TrustManager()}, new SecureRandom());
        HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
        HttpsURLConnection.setDefaultHostnameVerifier((string, ssls) -> true);
        return sc;
    }