| /** |
| * 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 backtype.storm.messaging.netty; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import javax.security.sasl.Sasl; |
| |
| import org.apache.commons.codec.binary.Base64; |
| import org.apache.commons.io.Charsets; |
| |
| import backtype.storm.Config; |
| |
| class SaslUtils { |
| public static final String KERBEROS = "GSSAPI"; |
| public static final String AUTH_DIGEST_MD5 = "DIGEST-MD5"; |
| public static final String DEFAULT_REALM = "default"; |
| |
| static Map<String, String> getSaslProps() { |
| Map<String, String> props = new HashMap<>(); |
| props.put(Sasl.POLICY_NOPLAINTEXT, "true"); |
| return props; |
| } |
| |
| /** |
| * Encode a password as a base64-encoded char[] array. |
| * |
| * @param password |
| * as a byte array. |
| * @return password as a char array. |
| */ |
| static char[] encodePassword(byte[] password) { |
| return new String(Base64.encodeBase64(password), Charsets.UTF_8) |
| .toCharArray(); |
| } |
| |
| /** |
| * Encode a identifier as a base64-encoded char[] array. |
| * |
| * @param identifier |
| * as a byte array. |
| * @return identifier as a char array. |
| */ |
| static String encodeIdentifier(byte[] identifier) { |
| return new String(Base64.encodeBase64(identifier), Charsets.UTF_8); |
| } |
| |
| static String getSecretKey(Map conf) { |
| return conf == null || conf.isEmpty() ? null : (String) conf.get(Config.STORM_ZOOKEEPER_TOPOLOGY_AUTH_PAYLOAD); |
| } |
| |
| } |