/*
* NOTE: This copyright does *not* cover user programs that use HQ
* program services by normal system calls through the application
* program interfaces provided as part of the Hyperic Plug-in Development
* Kit or the Hyperic Client Development Kit - this is merely considered
* normal use of the program, and does *not* fall under the heading of
* "derived work".
*
* Copyright (C) [2004, 2005, 2006], Hyperic, Inc.
* This file is part of HQ.
*
* HQ is free software; you can redistribute it and/or modify
* it under the terms version 2 of the GNU General Public License as
* published by the Free Software Foundation. This program is distributed
* in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA.
*/
package org.hyperic.hq.plugin.jboss.jmx;
import java.io.IOException;
import java.rmi.RemoteException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.Set;
import javax.management.MBeanInfo;
import javax.management.MBeanServerConnection;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
import org.hyperic.hq.product.PluginException;
import org.hyperic.hq.product.ProductPlugin;
import org.hyperic.hq.product.ServerDetector;
import org.hyperic.hq.plugin.jboss.JBossServerControlPlugin;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
public class ServerQuery extends JBossQuery {
private static final Log log = LogFactory.getLog("JBossServerQuery");
public static final String SERVER_NAME =
"jboss.system:type=Server";
private static final String SERVER_CONFIG_NAME =
"jboss.system:type=ServerConfig";
private static final String SERVER_INFO_NAME =
"jboss.system:type=ServerInfo";
private static final String ATTR_HOMEDIR = "HomeDir";
private static final String ATTR_SERVER_URL = "ServerHomeURL";
private static final String ATTR_SERVER_NAME = "ServerName";
public static final String ATTR_VERSION = "Version";
private static final String[] ATTRS_SERVER = {
ATTR_VERSION,
"BuildDate",
"VersionName",};
private static final String[] ATTRS_SERVER_CONFIG = {
ATTR_HOMEDIR,
ATTR_SERVER_URL,
ATTR_SERVER_NAME,};
private static final String[] ATTRS_SERVER_INFO = {
"JavaVersion",
"JavaVendor"
};
private String installPath;
private String version;
private String type;
private List services = new ArrayList();
public ServerQuery(ServerDetector detector) {
setServerDetector(detector);
}
public List getServiceQueries() {
return this.services;
}
public void getAttributes(MBeanServerConnection mServer)
throws PluginException {
ObjectName name;
try {
name = new ObjectName(SERVER_NAME);
} catch (MalformedObjectNameException e) {
throw new IllegalArgumentException(e.getMessage());
}
getAttributes(mServer, name, ATTRS_SERVER);
try {
name = new ObjectName(SERVER_CONFIG_NAME);
} catch (MalformedObjectNameException e) {
throw new IllegalArgumentException(e.getMessage());
}
getAttributes(mServer, name, ATTRS_SERVER_CONFIG);
try {
name = new ObjectName(SERVER_INFO_NAME);
} catch (MalformedObjectNameException e) {
throw new IllegalArgumentException(e.getMessage());
}
getAttributes(mServer, name, ATTRS_SERVER_INFO);
//remove build id
String fullVersion =
getAttribute(ATTR_VERSION).substring(0, 5);
setAttribute("version", fullVersion); //cprop defined in hq-plugin.xml
String ver = fullVersion.substring(0, 3);
setVersion(ver);
setName(getAttribute(ATTR_SERVER_NAME));
setInstallPath(getAttribute(ATTR_HOMEDIR));
}
public String getServerURL() {
return getAttribute(ATTR_SERVER_URL);
}
public void findServices(MBeanServerConnection mServer)
throws PluginException {
ServiceQuery[] queries = {
new StatelessSessionBeanQuery(),
new StatefulSessionBeanQuery(),
new EntityBeanQuery(),
new MessageDrivenBeanQuery(),
new ConnectionPoolQuery(),};
for (int i = 0; i < queries.length; i++) {
findServices(mServer, queries[i]);
}
Map servicePlugins = getServerDetector().getServiceInventoryPlugins();
if (servicePlugins == null) {
return;
}
for (Iterator it = servicePlugins.entrySet().iterator(); it.hasNext();) {
Map.Entry entry = (Map.Entry) it.next();
String _type = (String) entry.getKey();
String name = (String) entry.getValue();
GenericServiceQuery query;
if (name == null) {
query = new GenericServiceQuery();
} else {
try {
Class plugin = Class.forName(name);
query = (GenericServiceQuery) plugin.newInstance();
} catch (Exception e) {
log.error("Creating " + name + ": " + e, e);
continue;
}
}
query.setType(_type);
query.setParent(this);
log.debug("[findServices] type='" + _type + "'");
try {
findServices(mServer, query);
} catch (IllegalArgumentException e) {
String msg =
"Error running query for " + _type + ": " +
e.getMessage();
log.error(msg, e);
}
}
}
private void findServices(MBeanServerConnection mServer, ServiceQuery query)
throws PluginException {
query.initialize();
Set _services;
ObjectName name;
String mbeanClass = null;
if (query instanceof GenericServiceQuery) {
mbeanClass = ((GenericServiceQuery) query).getMBeanClass();
}
try {
name = new ObjectName(query.getQueryName());
_services = mServer.queryNames(name, null);
log.debug("[findServices] " + name + " -> (" + mbeanClass + ") '" + _services.size() + "'");
} catch (MalformedObjectNameException e) {
String msg = query.getQueryName() + ": " + e.getMessage();
throw new IllegalArgumentException(msg);
} catch (RemoteException e) {
throw new PluginException("Cannot connect to JBoss", e);
} catch (IOException e) {
throw new PluginException("Cannot connecto to JBoss", e);
}
for (Iterator it = _services.iterator(); it.hasNext();) {
name = (ObjectName) it.next();
if (checkClass(mServer, name, mbeanClass)) {
boolean apply = query.apply(name);
log.debug("[findServices] " + (apply ? "+" : "-") + " name='" + name + "'");
if (apply) {
ServiceQuery service = query.cloneInstance();
service.setObjectName(name);
this.services.add(service);
service.setParent(this);
service.setServerQuery(this);
service.getAttributes(mServer);
}
}
}
log.debug("***********************************************");
}
private boolean checkClass(MBeanServerConnection mServer, ObjectName name, String mbeanClass) {
boolean res = true;
if (mbeanClass != null) {
try {
MBeanInfo info = mServer.getMBeanInfo(name);
res = info.getClassName().matches(mbeanClass);
} catch (Exception e) {
log.error("mServer.getMBeanInfo(" + name + "): " + e);
res = false;
}
}
return res;
}
public String getQualifiedName() {
String fqdn =
getServerDetector().getConfig(ProductPlugin.PROP_PLATFORM_FQDN);
return
fqdn + " " +
getResourceType() + " " +
getName();
}
public String getResourceType() {
return getServerDetector().getTypeInfo().getName();
}
public String getIdentifier() {
return getInstallPath();
}
@Override
public Properties getControlConfig() {
Properties config = new Properties();
config.put(JBossServerControlPlugin.PROP_CONFIGSET,
getName());
return config;
}
public String getInstallPath() {
return this.installPath;
}
public void setInstallPath(String installPath) {
this.installPath = installPath;
}
public String getVersion() {
return this.version;
}
public void setVersion(String version) {
this.version = version;
}
}