| /** |
| * 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.kerby.has.common.util; |
| |
| import org.apache.kerby.has.common.HasConfig; |
| import org.apache.kerby.has.common.HasException; |
| import org.apache.kerby.kerberos.kerb.KrbException; |
| import org.apache.kerby.kerberos.kerb.crypto.EncryptionHandler; |
| import org.apache.kerby.kerberos.kerb.type.base.EncryptionKey; |
| import org.apache.kerby.kerberos.kerb.type.base.EncryptionType; |
| |
| import java.io.BufferedReader; |
| import java.io.File; |
| import java.io.FileNotFoundException; |
| import java.io.FileOutputStream; |
| import java.io.FileReader; |
| import java.io.IOException; |
| import java.io.PrintStream; |
| |
| public class HasUtil { |
| |
| /** |
| * Get has configuration |
| * @param hasConfFile configuration directory |
| * @return has configuration |
| */ |
| public static HasConfig getHasConfig(File hasConfFile) throws HasException { |
| |
| if (hasConfFile.exists()) { |
| HasConfig hasConfig = new HasConfig(); |
| try { |
| hasConfig.addIniConfig(hasConfFile); |
| } catch (IOException e) { |
| throw new HasException("Can not load the has configuration file " |
| + hasConfFile.getAbsolutePath()); |
| } |
| return hasConfig; |
| } |
| |
| return null; |
| } |
| |
| public static void setEnableConf(File hasConfFile, String value) |
| throws HasException, IOException { |
| String oldValue = getHasConfig(hasConfFile).getEnableConf(); |
| if (oldValue == null) { |
| throw new HasException("Please set enable_conf in has-server.conf."); |
| } |
| if (oldValue.equals(value)) { |
| return; |
| } |
| try { |
| BufferedReader bf = new BufferedReader(new FileReader(hasConfFile)); |
| StringBuilder sb = new StringBuilder(); |
| String tempString; |
| while ((tempString = bf.readLine()) != null) { |
| if (tempString.trim().startsWith("enable_conf")) { |
| tempString = tempString.replace(oldValue, value); |
| } |
| sb.append(tempString + "\n"); |
| } |
| PrintStream ps = new PrintStream(new FileOutputStream(hasConfFile)); |
| ps.print(sb.toString()); |
| bf.close(); |
| } catch (FileNotFoundException e) { |
| throw new HasException("Can not load the has configuration file " |
| + hasConfFile.getAbsolutePath()); |
| } |
| } |
| |
| public static EncryptionKey getClientKey(String userName, String passPhrase, |
| EncryptionType type) throws KrbException { |
| EncryptionKey clientKey = EncryptionHandler.string2Key(userName, |
| passPhrase, type); |
| return clientKey; |
| } |
| |
| } |