caican00 commented on code in PR #4075:
URL: https://github.com/apache/gravitino/pull/4075#discussion_r1670144929
##########
catalogs/catalog-lakehouse-paimon/src/main/java/com/datastrato/gravitino/catalog/lakehouse/paimon/utils/CatalogUtils.java:
##########
@@ -36,27 +46,80 @@ public class CatalogUtils {
private CatalogUtils() {}
+ @VisibleForTesting
+ public static PaimonBackendCatalogWrapper loadCatalogBackend(PaimonConfig
paimonConfig) {
+ Map<String, String> allConfig = paimonConfig.getAllConfig();
+ AuthenticationConfig authenticationConfig = new
AuthenticationConfig(allConfig);
+ if (authenticationConfig.isSimpleAuth()) {
+ return new
PaimonBackendCatalogWrapper(loadCatalogBackendWithSimpleAuth(paimonConfig),
null);
+ } else if (authenticationConfig.isKerberosAuth()) {
+ Configuration configuration = new Configuration();
+ allConfig.forEach(configuration::set);
+ configuration.set(HADOOP_SECURITY_AUTHORIZATION, "true");
+ configuration.set(HADOOP_SECURITY_AUTHENTICATION, "kerberos");
+
+ try {
+ KerberosClient kerberosClient = new KerberosClient(allConfig,
configuration);
+ File keytabFile =
+
kerberosClient.saveKeyTabFileFromUri(UUID.randomUUID().toString().replace("-",
""));
+ kerberosClient.login(keytabFile.getAbsolutePath());
Review Comment:
https://github.com/apache/gravitino/pull/4075/files#diff-6bbc0b99d3fe56c11f9ba3a5a77bc510fc3a9dcb6769167b4b32ab0b3e92bb6eR51-R54
when `PaimonCatalogOperations` invoke the `close` method.
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