/*
* 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.activemq.artemis.spi.core.security.jaas;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Properties;
import java.util.Set;
import org.apache.activemq.artemis.core.server.ActiveMQServerLogger;
import org.jboss.logging.Logger;
public class ReloadableProperties {
private static final Logger logger = Logger.getLogger(ReloadableProperties.class);
private Properties props = new Properties();
private Map<String, String> invertedProps;
private Map<String, Set<String>> invertedValueProps;
private long reloadTime = -1;
private final PropertiesLoader.FileNameKey key;
public ReloadableProperties(PropertiesLoader.FileNameKey key) {
this.key = key;
}
public synchronized Properties getProps() {
return props;
}
public synchronized ReloadableProperties obtained() {
if (reloadTime < 0 || (key.isReload() && hasModificationAfter(reloadTime))) {
props = new Properties();
try {
load(key.file(), props);
invertedProps = null;
invertedValueProps = null;
if (key.isDebug()) {
logger.debug("Load of: " + key);
}
} catch (IOException e) {
ActiveMQServerLogger.LOGGER.error("Failed to load: " + key + ", reason:" + e.getLocalizedMessage());
if (key.isDebug()) {
logger.debug("Load of: " + key + ", failure exception" + e);
}
}
reloadTime = System.currentTimeMillis();
}
return this;
}
public synchronized Map<String, String> invertedPropertiesMap() {
if (invertedProps == null) {
invertedProps = new HashMap<>(props.size());
for (Map.Entry<Object, Object> val : props.entrySet()) {
invertedProps.put((String) val.getValue(), (String) val.getKey());
}
}
return invertedProps;
}
public synchronized Map<String, Set<String>> invertedPropertiesValuesMap() {
if (invertedValueProps == null) {
invertedValueProps = new HashMap<>(props.size());
for (Map.Entry<Object, Object> val : props.entrySet()) {
String[] userList = ((String) val.getValue()).split(",");
for (String user : userList) {
Set<String> set = invertedValueProps.get(user);
if (set == null) {
set = new HashSet<>();
invertedValueProps.put(user, set);
}
set.add((String) val.getKey());
}
}
}
return invertedValueProps;
}
private void load(final File source, Properties props) throws IOException {
try (FileInputStream in = new FileInputStream(source)) {
props.load(in);
// if (key.isDecrypt()) {
// try {
// EncryptionSupport.decrypt(this.props);
// } catch (NoClassDefFoundError e) {
// // this Happens whe jasypt is not on the classpath..
// key.setDecrypt(false);
// ActiveMQServerLogger.LOGGER.info("jasypt is not on the classpath: password decryption disabled.");
// }
// }
}
}
private boolean hasModificationAfter(long reloadTime) {
return key.file.lastModified() > reloadTime;
}
}