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/*
* 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.qpid.server.management.plugin.servlet;
import java.io.IOException;
import java.io.OutputStream;
import java.text.SimpleDateFormat;
import java.util.Collections;
import java.util.Date;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.log4j.LogManager;
import org.apache.qpid.server.management.plugin.log.LogFileDetails;
import org.apache.qpid.server.management.plugin.log.LogFileHelper;
import org.apache.qpid.server.management.plugin.servlet.rest.AbstractServlet;
public class LogFileServlet extends AbstractServlet
{
private static final long serialVersionUID = 1L;
public static final String LOGS_FILE_NAME = "qpid-logs-%s.zip";
public static final String DATE_FORMAT = "yyyy-MM-dd-mmHHss";
@SuppressWarnings("unchecked")
private LogFileHelper _helper = new LogFileHelper(Collections.list(LogManager.getRootLogger().getAllAppenders()));
@Override
protected void doGetWithSubjectAndActor(HttpServletRequest request, HttpServletResponse response) throws IOException,
ServletException
{
response.setHeader("Cache-Control", "no-cache");
response.setHeader("Pragma", "no-cache");
response.setDateHeader("Expires", 0);
if (!getBroker().getSecurityManager().authoriseLogsAccess())
{
response.sendError(HttpServletResponse.SC_FORBIDDEN, "Log files download is denied");
return;
}
String[] requestedFiles = request.getParameterValues("l");
if (requestedFiles == null || requestedFiles.length == 0)
{
response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
return;
}
List<LogFileDetails> logFiles = null;
try
{
logFiles = _helper.findLogFileDetails(requestedFiles);
}
catch(IllegalArgumentException e)
{
response.sendError(HttpServletResponse.SC_BAD_REQUEST);
return;
}
if (logFiles.size() == 0)
{
response.sendError(HttpServletResponse.SC_NOT_FOUND);
return;
}
String fileName = String.format(LOGS_FILE_NAME, new SimpleDateFormat(DATE_FORMAT).format(new Date()));
response.setStatus(HttpServletResponse.SC_OK);
response.setHeader("Content-Disposition", "attachment;filename=" + fileName);
response.setContentType(LogFileHelper.ZIP_MIME_TYPE);
OutputStream os = response.getOutputStream();
try
{
_helper.writeLogFiles(logFiles, os);
}
finally
{
if (os != null)
{
os.close();
}
}
}
}
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