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@@ -1,86 +0,0 @@
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-/**
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- * Licensed to Cloudera, Inc. under one
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- * or more contributor license agreements. See the NOTICE file
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- * distributed with this work for additional information
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- * regarding copyright ownership. Cloudera, Inc. licenses this file
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- * to you under the Apache License, Version 2.0 (the
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- * "License"); you may not use this file except in compliance
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- * with the License. You may obtain a copy of the License at
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- *
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- * http://www.apache.org/licenses/LICENSE-2.0
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- *
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- * Unless required by applicable law or agreed to in writing, software
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- * distributed under the License is distributed on an "AS IS" BASIS,
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- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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- * See the License for the specific language governing permissions and
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- * limitations under the License.
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- */
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-
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-package org.apache.hadoop.security;
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-
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-import java.io.FileInputStream;
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-import java.io.FileNotFoundException;
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-import java.io.IOException;
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-import java.util.Arrays;
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-import java.util.List;
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-import java.util.Map;
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-import java.util.Properties;
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-import java.util.Map.Entry;
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-import java.util.concurrent.ConcurrentHashMap;
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-
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-import org.apache.hadoop.conf.Configuration;
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-import org.apache.hadoop.util.StringUtils;
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-
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-/**
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- * Implements getGroups() of the GroupMappingServiceProvider interface by
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- * parsing a static, .properties-style file of the form:
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- *
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- * <code>username = comma,separated,list,of,groups</code>
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- */
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-public class StaticUserGroupMapping implements GroupMappingServiceProvider {
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-
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- private static final String GROUP_MAPPING_CONF_KEY = "hadoop.security.static.group.mapping.file";
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- private static Map<String, List<String>> userGroupMapping = new ConcurrentHashMap<String, List<String>>();
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-
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- static {
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- Properties properties = new Properties();
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- try {
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- String groupMappingFile = new Configuration().get(GROUP_MAPPING_CONF_KEY);
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- if (groupMappingFile == null) {
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- throw new RuntimeException("StaticUserGroupMapping class specified, but no static group " +
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- "mapping file given. Set " + GROUP_MAPPING_CONF_KEY);
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- }
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- properties.load(new FileInputStream(groupMappingFile));
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- for (Entry<Object, Object> user : properties.entrySet()) {
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- userGroupMapping.put((String) user.getKey(), Arrays.asList(((String) user.getValue()).split(",")));
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- }
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- } catch (FileNotFoundException e) {
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- throw new RuntimeException(e);
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- } catch (IOException e) {
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- throw new RuntimeException(e);
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- }
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- }
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-
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- @Override
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- public List<String> getGroups(String user) throws IOException {
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- return userGroupMapping.get(user);
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- }
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-
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- @Override
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- public void cacheGroupsRefresh() throws IOException {
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- // does nothing in this provider of user to groups mapping
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- }
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-
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- @Override
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- public void cacheGroupsAdd(List<String> groups) throws IOException {
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- // does nothing in this provider of user to groups mapping
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- }
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-
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- public static void main(String[] args) {
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- for (Entry<String, List<String>> ugi : userGroupMapping.entrySet()) {
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- System.out.println(ugi.getKey() + " : " + ugi.getValue().size() + " : "
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- + StringUtils.join(StringUtils.COMMA_STR, ugi.getValue()));
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- }
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- }
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-
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-}
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