| /* |
| * 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.logging.log4j.core.util; |
| |
| import java.net.URLConnection; |
| import java.util.Base64; |
| |
| import org.apache.logging.log4j.Logger; |
| import org.apache.logging.log4j.status.StatusLogger; |
| import org.apache.logging.log4j.util.LoaderUtil; |
| import org.apache.logging.log4j.util.PropertiesUtil; |
| |
| /** |
| * Provides the Basic Authorization header to a request. |
| */ |
| public class BasicAuthorizationProvider implements AuthorizationProvider { |
| private static final String[] PREFIXES = {"log4j2.config.", "logging.auth."}; |
| private static final String AUTH_USER_NAME = "username"; |
| private static final String AUTH_PASSWORD = "password"; |
| private static final String AUTH_PASSWORD_DECRYPTOR = "passwordDecryptor"; |
| public static final String CONFIG_USER_NAME = "log4j2.configurationUserName"; |
| public static final String CONFIG_PASSWORD = "log4j2.configurationPassword"; |
| public static final String PASSWORD_DECRYPTOR = "log4j2.passwordDecryptor"; |
| |
| private static final Logger LOGGER = StatusLogger.getLogger(); |
| private static final Base64.Encoder encoder = Base64.getEncoder(); |
| |
| private String authString = null; |
| |
| public BasicAuthorizationProvider(PropertiesUtil props) { |
| String userName = props.getStringProperty(PREFIXES,AUTH_USER_NAME, |
| () -> props.getStringProperty(CONFIG_USER_NAME)); |
| String password = props.getStringProperty(PREFIXES, AUTH_PASSWORD, |
| () -> props.getStringProperty(CONFIG_PASSWORD)); |
| String decryptor = props.getStringProperty(PREFIXES, AUTH_PASSWORD_DECRYPTOR, |
| () -> props.getStringProperty(PASSWORD_DECRYPTOR)); |
| if (decryptor != null) { |
| try { |
| Object obj = LoaderUtil.newInstanceOf(decryptor); |
| if (obj instanceof PasswordDecryptor) { |
| password = ((PasswordDecryptor) obj).decryptPassword(password); |
| } |
| } catch (Exception ex) { |
| LOGGER.warn("Unable to decrypt password.", ex); |
| } |
| } |
| if (userName != null && password != null) { |
| authString = "Basic " + encoder.encodeToString((userName + ":" + password).getBytes()); |
| } |
| } |
| |
| @Override |
| public void addAuthorization(URLConnection urlConnection) { |
| if (authString != null) { |
| urlConnection.setRequestProperty("Authorization", authString); |
| } |
| } |
| } |