我們正在嘗試使用此處給出的示例連接到微服務中的 webhdfs URL https://www.ibm.com/support/knowledgecenter/en/SSPT3X_3.0.0/com.ibm.swg.im.infosphere.biginsights.admin。 doc/doc/kerberos_httpfs.html我已經為其創(chuàng)建了 conf 文件并保存在資源位置    [libdefaults]     allow_weak_crypto = true     default_realm = CLOUD.CORP.XXXXXX.XXX     # kdc will be obtained through DNS SRV     dns_lookup_kdc = true     dns_lookup_realm = true     forwardable = true     default_tkt_enctypes = aes256-cts aes128-cts     default_etypes = aes256-cts aes128-cts     default_tgs_enctypes = aes256-cts aes128-cts     permitted_enctypes = aes256-cts aes128-cts     ticket_lifetime = 24h     rdns = true    [realms]    CLOUD.CORP.XXXXXX.XXX = {     kdc = abc-dv-def0.cloud.corp.XXXXXX.XXX:88     master_kdc = abc-dv-def0.cloud.corp.XXXXXX.XXX:88    }    [domain_realm]     .cloud.corp.XXXXXX.XXX = CLOUD.CORP.XXXXXX.XXX     cloud.corp.XXXXXX.XXX = CLOUD.CORP.XXXXXX.XXX     abc-dv-def0.cloud.corp.XXXXXX.XXX = CLOUD.CORP.XXXXXX.XXXjava代碼片段如下    Configuration conf = new Configuration();    conf.set("hadoop.security.authentication", "kerberos");    conf.set("hadoop.home.dir", "/");    UserGroupInformation.setConfiguration(conf);    System.out.println("--------------loginWithKeytab--------");    UserGroupInformation loginUser = UserGroupInformation.loginUserFromKeytabAndReturnUGI(principal, keytabUrl);    UserGroupInformation.setLoginUser(loginUser);    String user = UserGroupInformation.getCurrentUser().getUserName();    System.out.println("Starting the connection for User:::"+user);我創(chuàng)建了自己的 buildpack 以部署到 PCF，并添加了 local_policy.jar 以實現無限強度 (JCE)，以便在 PCF 中解包時覆蓋。https://github.com/sivacham/java-buildpack