/**
* $Revision: $
* $Date: $
*
* Copyright (C) 2005-2008 Jive Software. All rights reserved.
*
* Licensed 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.jivesoftware.openfire.commands.admin;
import org.dom4j.Element;
import org.jivesoftware.admin.AdminConsole;
import org.jivesoftware.openfire.SessionManager;
import org.jivesoftware.openfire.XMPPServer;
import org.jivesoftware.openfire.commands.AdHocCommand;
import org.jivesoftware.openfire.commands.SessionData;
import org.jivesoftware.openfire.component.InternalComponentManager;
import org.jivesoftware.openfire.session.ClientSession;
import org.jivesoftware.util.FastDateFormat;
import org.jivesoftware.util.JiveConstants;
import org.jivesoftware.util.LocaleUtils;
import org.xmpp.forms.DataForm;
import org.xmpp.forms.FormField;
import org.xmpp.packet.JID;
import java.text.DecimalFormat;
import java.util.*;
/**
* Command that returns information about the server and some basic statistics. This command
* can only be executed by administrators or components of the server.
*
* TODO Use i18n
*
* @author Gaston Dombiak
*/
public class GetServerStats extends AdHocCommand {
final private FastDateFormat dateFormat = FastDateFormat.getInstance(JiveConstants.XMPP_DATETIME_FORMAT, TimeZone.getTimeZone("UTC"));
@Override
protected void addStageInformation(SessionData data, Element command) {
//Do nothing since there are no stages
}
@Override
public void execute(SessionData data, Element command) {
DataForm form = new DataForm(DataForm.Type.result);
FormField field = form.addField();
field.setType(FormField.Type.hidden);
field.setVariable("FORM_TYPE");
field.addValue("http://jabber.org/protocol/admin");
field = form.addField();
field.setLabel(LocaleUtils.getLocalizedString("index.server_name"));
field.setVariable("name");
field.addValue(AdminConsole.getAppName());
field = form.addField();
field.setLabel(LocaleUtils.getLocalizedString("index.version"));
field.setVariable("version");
field.addValue(AdminConsole.getVersionString());
field = form.addField();
field.setLabel(LocaleUtils.getLocalizedString("index.domain_name"));
field.setVariable("domain");
field.addValue(XMPPServer.getInstance().getServerInfo().getXMPPDomain());
field = form.addField();
field.setLabel(LocaleUtils.getLocalizedString("index.jvm"));
field.setVariable("os");
String vmName = System.getProperty("java.vm.name");
if (vmName == null) {
vmName = "";
}
else {
vmName = " -- " + vmName;
}
field.addValue(System.getProperty("java.version") + " " +System.getProperty("java.vendor") +vmName);
field = form.addField();
field.setLabel(LocaleUtils.getLocalizedString("index.uptime"));
field.setVariable("uptime");
field.addValue(dateFormat.format(XMPPServer.getInstance().getServerInfo().getLastStarted()));
DecimalFormat mbFormat = new DecimalFormat("#0.00");
DecimalFormat percentFormat = new DecimalFormat("#0.0");
Runtime runtime = Runtime.getRuntime();
double freeMemory = (double)runtime.freeMemory()/(1024*1024);
double maxMemory = (double)runtime.maxMemory()/(1024*1024);
double totalMemory = (double)runtime.totalMemory()/(1024*1024);
double usedMemory = totalMemory - freeMemory;
double percentFree = ((maxMemory - usedMemory)/maxMemory)*100.0;
double percentUsed = 100 - percentFree;
field = form.addField();
field.setLabel(LocaleUtils.getLocalizedString("index.memory"));
field.setVariable("memory");
field.addValue(mbFormat.format(usedMemory) + " MB of " + mbFormat.format(maxMemory) + " MB (" +
percentFormat.format(percentUsed) + "%) used");
// Make sure that we are only counting based on bareJIDs and not fullJIDs
Collection<ClientSession> sessions = SessionManager.getInstance().getSessions();
Set<String> users = new HashSet<String>(sessions.size());
int availableSessions = 0;
for (ClientSession session : sessions) {
if (session.getPresence().isAvailable()) {
users.add(session.getAddress().toBareJID());
availableSessions++;
}
}
field = form.addField();
field.setLabel("Available Users");
field.setVariable("activeusersnum");
field.addValue(users.size());
field = form.addField();
field.setLabel("Available Users Sessions");
field.setVariable("sessionsnum");
field.addValue(availableSessions);
command.add(form.getElement());
}
@Override
protected List<Action> getActions(SessionData data) {
//Do nothing since there are no stages
return null;
}
@Override
public String getCode() {
return "http://jabber.org/protocol/admin#get-server-stats";
}
@Override
public String getDefaultLabel() {
return "Get basic statistics of the server.";
}
@Override
protected Action getExecuteAction(SessionData data) {
//Do nothing since there are no stages
return null;
}
@Override
public int getMaxStages(SessionData data) {
return 0;
}
/**
* Returns if the requester can access this command. Only admins and components
* are allowed to execute this command.
*
* @param requester the JID of the user requesting to execute this command.
* @return true if the requester can access this command.
*/
@Override
public boolean hasPermission(JID requester) {
return super.hasPermission(requester) || InternalComponentManager.getInstance().hasComponent(requester);
}
}