
rapture.audit.log4j.Log4jAudit Maven / Gradle / Ivy
/**
* The MIT License (MIT)
*
* Copyright (c) 2011-2016 Incapture Technologies LLC
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package rapture.audit.log4j;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import org.apache.log4j.Logger;
import org.apache.log4j.xml.DOMConfigurator;
import rapture.audit.AuditUtil;
import rapture.audit.BaseAuditImplementation;
import rapture.common.RaptureURI;
import rapture.common.exception.ExceptionToString;
import rapture.common.exception.RaptureExceptionFactory;
import rapture.common.model.AuditLogEntry;
import rapture.common.model.audit.Log4jAuditConfig;
import rapture.common.model.audit.Log4jAuditConfigStorage;
import rapture.config.LocalConfigService;
import rapture.home.RaptureHomeRetriever;
public class Log4jAudit extends BaseAuditImplementation {
private static final String LOG_DIR_PATH = "\\$\\{LOG_DIR_PATH\\}";
private static final Logger log = Logger.getLogger(Log4jAudit.class);
private Logger auditLog;
private LinkedList entryCache = new LinkedList();
private boolean cycleCache = false;
private int sizeOfCache = 0;
private static final int MAXCACHE = 500;
@Override
public List getRecentEntries(int count) {
synchronized (entryCache) {
List entries = new ArrayList();
entries.addAll(entryCache);
return entries;
}
}
@Override
public void setConfig(String logId, Map ignore) {
/*
* Set up the log4j config, which is stored in Rapture
*/
reloadConfig();
setLogId(logId);
}
public void reloadConfig() {
String serverName = LocalConfigService.getServerName();
Log4jAuditConfig config = Log4jAuditConfigStorage.readByFields(serverName);
if (config != null) {
String xml = config.getXml();
File logDirBase;
if (config.getLogDirPath() == null) {
logDirBase = null;
log.info("Log base dir is not defined");
} else {
logDirBase = new File(config.getLogDirPath());
log.info("Log base dir is " + logDirBase.getAbsolutePath());
}
File logDirPath;
if (logDirBase != null && logDirBase.exists()) {
String appName = RaptureHomeRetriever.getAppName();
if (appName == null) {
try {
logDirPath = File.createTempFile("unknown", "audit", logDirBase);
} catch (IOException e) {
throw RaptureExceptionFactory.create("Unable to create temp path " + ExceptionToString.format(e));
}
log.warn("App name is null so will write audit to unknown dir " + logDirPath.getName());
logDirPath.delete();
logDirPath.mkdir();
} else {
logDirPath = new File(logDirBase, appName);
log.info("will write audit to " + logDirPath.getAbsolutePath());
}
} else {
logDirPath = new File("audit");
log.info("Log dir base does not exist, so will write audit to " + logDirPath.getAbsolutePath());
}
log.info("Log4j audit dir is " + logDirPath.getAbsolutePath());
xml = xml.replaceAll(LOG_DIR_PATH, logDirPath.getAbsolutePath());
ByteArrayInputStream inputStream = new ByteArrayInputStream(xml.getBytes());
try {
DOMConfigurator configurator = new DOMConfigurator();
configurator.doConfigure(inputStream, org.apache.log4j.LogManager.getLoggerRepository());
} finally {
try {
inputStream.close();
} catch (IOException e) {
log.error("Cannot close input stream " + ExceptionToString.format(e));
}
}
}
auditLog = Logger.getLogger("rapture.AuditLog");
}
@Override
public void setInstanceName(String instanceName) {
}
@Override
public Boolean writeLog(String category, int level, String message, String user) {
AuditLogEntry entry = createAuditEntry(category, level, message, user);
if (level == 0) {
auditLog.info(entry.toString());
} else if (level == 1) {
auditLog.warn(entry.toString());
} else if (level == 2) {
auditLog.error(entry.toString());
} else {
auditLog.info(entry.toString());
}
synchronized (entryCache) {
entryCache.addFirst(entry);
if (!cycleCache) {
sizeOfCache++;
if (sizeOfCache >= MAXCACHE) {
cycleCache = true;
}
} else {
entryCache.removeLast();
}
}
return true;
}
@Override
public Boolean writeLogData(String category, int level, String message, String user, Map data) {
return writeLog(category, level, message + " " + AuditUtil.getStringRepresentation(data), user);
}
@Override
public List getEntriesSince(AuditLogEntry when) {
synchronized (entryCache) {
List entries = new ArrayList();
entries.addAll(entryCache);
return entries;
}
}
@Override
public void setContext(RaptureURI internalURI) {
}
@Override
public List getRecentUserActivity(String user, int count) {
int numAdded = 0;
List entries = new ArrayList<>();
synchronized (entryCache) {
for (AuditLogEntry entry : entryCache) {
if (entry.getUser().equalsIgnoreCase(user)) {
entries.add(entry);
if (count > 0 && ++numAdded >= count) {
break;
}
}
}
}
return entries;
}
}
© 2015 - 2025 Weber Informatics LLC | Privacy Policy