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Diffstat (limited to 'sql/hive-thriftserver/src/main/java/org/apache/hive/service/auth/CustomAuthenticationProviderImpl.java')
-rw-r--r-- | sql/hive-thriftserver/src/main/java/org/apache/hive/service/auth/CustomAuthenticationProviderImpl.java | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/sql/hive-thriftserver/src/main/java/org/apache/hive/service/auth/CustomAuthenticationProviderImpl.java b/sql/hive-thriftserver/src/main/java/org/apache/hive/service/auth/CustomAuthenticationProviderImpl.java new file mode 100644 index 0000000000..3dc0aa86e2 --- /dev/null +++ b/sql/hive-thriftserver/src/main/java/org/apache/hive/service/auth/CustomAuthenticationProviderImpl.java @@ -0,0 +1,50 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.hive.service.auth; + +import javax.security.sasl.AuthenticationException; + +import org.apache.hadoop.hive.conf.HiveConf; +import org.apache.hadoop.util.ReflectionUtils; + +/** + * This authentication provider implements the {@code CUSTOM} authentication. It allows a {@link + * PasswdAuthenticationProvider} to be specified at configuration time which may additionally + * implement {@link org.apache.hadoop.conf.Configurable Configurable} to grab Hive's {@link + * org.apache.hadoop.conf.Configuration Configuration}. + */ +public class CustomAuthenticationProviderImpl implements PasswdAuthenticationProvider { + + private final PasswdAuthenticationProvider customProvider; + + @SuppressWarnings("unchecked") + CustomAuthenticationProviderImpl() { + HiveConf conf = new HiveConf(); + Class<? extends PasswdAuthenticationProvider> customHandlerClass = + (Class<? extends PasswdAuthenticationProvider>) conf.getClass( + HiveConf.ConfVars.HIVE_SERVER2_CUSTOM_AUTHENTICATION_CLASS.varname, + PasswdAuthenticationProvider.class); + customProvider = ReflectionUtils.newInstance(customHandlerClass, conf); + } + + @Override + public void Authenticate(String user, String password) throws AuthenticationException { + customProvider.Authenticate(user, password); + } + +} |