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/*
* @(#)GetClusterHandler.java 1.16 06/28/07
*/
package com.sun.messaging.jmq.jmsserver.data.handlers.admin;
import java.util.Hashtable;
import java.io.IOException;
import java.net.InetAddress;
import java.util.Vector;
import java.util.Iterator;
import java.util.List;
import java.util.Properties;
import com.sun.messaging.jmq.io.Packet;
import com.sun.messaging.jmq.jmsserver.service.imq.IMQConnection;
import com.sun.messaging.jmq.jmsserver.data.PacketRouter;
import com.sun.messaging.jmq.jmsserver.cluster.*;
import com.sun.messaging.jmq.jmsserver.resources.*;
import com.sun.messaging.jmq.jmsserver.core.BrokerMQAddress;
import com.sun.messaging.jmq.jmsserver.cluster.ha.*;
import com.sun.messaging.jmq.util.DestType;
import com.sun.messaging.jmq.util.SizeString;
import com.sun.messaging.jmq.io.*;
import com.sun.messaging.jmq.util.admin.MessageType;
import com.sun.messaging.jmq.util.admin.ConnectionInfo;
import com.sun.messaging.jmq.util.admin.DestinationInfo;
import com.sun.messaging.jmq.util.admin.ConsumerInfo;
import com.sun.messaging.jmq.util.log.Logger;
import com.sun.messaging.jmq.jmsserver.Globals;
import com.sun.messaging.jmq.jmsserver.core.Destination;
import com.sun.messaging.jms.management.server.BrokerClusterInfo;
public class GetClusterHandler extends AdminCmdHandler
{
private static boolean DEBUG = getDEBUG();
public GetClusterHandler(AdminDataHandler parent) {
super(parent);
}
public static int convertState(BrokerState state)
{
if (state == BrokerState.INITIALIZING) {
return com.sun.messaging.jms.management.server.BrokerState.INITIALIZING;
} else if (state == BrokerState.OPERATING) {
return com.sun.messaging.jms.management.server.BrokerState.OPERATING;
} else if (state == BrokerState.QUIESCE_STARTED) {
return com.sun.messaging.jms.management.server.BrokerState.QUIESCE_STARTED;
} else if (state == BrokerState.QUIESCE_COMPLETED) {
return com.sun.messaging.jms.management.server.BrokerState.QUIESCE_COMPLETE;
} else if (state == BrokerState.SHUTDOWN_STARTED) {
return com.sun.messaging.jms.management.server.BrokerState.SHUTDOWN_STARTED;
} else if (state == BrokerState.SHUTDOWN_COMPLETE) {
return com.sun.messaging.jms.management.server.BrokerState.BROKER_DOWN;
} else if (state == BrokerState.SHUTDOWN_FAILOVER) {
return com.sun.messaging.jms.management.server.BrokerState.BROKER_DOWN;
} else if (state == BrokerState.FAILOVER_PENDING) {
return com.sun.messaging.jms.management.server.BrokerState.BROKER_DOWN;
} else if (state == BrokerState.FAILOVER_STARTED) {
return com.sun.messaging.jms.management.server.BrokerState.TAKEOVER_STARTED;
} else if (state == BrokerState.FAILOVER_COMPLETE) {
return com.sun.messaging.jms.management.server.BrokerState.TAKEOVER_COMPLETE;
} else if (state == BrokerState.FAILOVER_FAILED) {
return com.sun.messaging.jms.management.server.BrokerState.TAKEOVER_FAILED;
} else if (state == BrokerState.FAILOVER_PROCESSED) {
return com.sun.messaging.jms.management.server.BrokerState.TAKEOVER_COMPLETE;
}
return com.sun.messaging.jms.management.server.BrokerState.BROKER_DOWN;
}
public static Hashtable getBrokerClusterInfo(ClusteredBroker cb, Logger logger) {
Hashtable h = new Hashtable();
String brkid;
if (cb.isBrokerIDGenerated()) {
brkid = "";
} else {
brkid = cb.getBrokerName();
}
h.put(BrokerClusterInfo.ID, brkid);
String instName = cb.getInstanceName();
//uncomment when ready to change
//h.put(BrokerClusterInfo.INSTNAME, (instName == null ? "", instName));
BrokerMQAddress bm = (BrokerMQAddress)cb.getBrokerURL();
String address = bm.getHostAddressNPort();
h.put(BrokerClusterInfo.ADDRESS, address);
/*
* Substitute "Version" with BrokerClusterInfo.VERSION if/when
* that constant is added. It's not there now because we don't
* want to expose version just yet - because cb.getVersion()
* currently returns protocol version, not broker version.
* A new method needs to be added to ClusteredBroker that returns the
* broker version.
*/
h.put("Version", String.valueOf(cb.getVersion()));
if (cb instanceof HAClusteredBroker) {
try {
HAClusteredBroker hcb = (HAClusteredBroker)cb;
h.put(BrokerClusterInfo.STATUS_TIMESTAMP, new Long(hcb.getHeartbeat()));
h.put(BrokerClusterInfo.TAKEOVER_BROKER_ID, hcb.getTakeoverBroker());
int cnt = Globals.getStore().getMessageCount(brkid);
h.put(BrokerClusterInfo.NUM_MSGS, new Long(cnt));
} catch (Exception ex) {
}
}
try {
h.put(BrokerClusterInfo.STATE, new Integer(convertState(cb.getState())));
} catch (Exception ex) {
if (logger != null) {
logger.logStack(Logger.INFO,
BrokerResources.E_INTERNAL_BROKER_ERROR,
"Converting state", ex);
}
h.put(BrokerClusterInfo.STATE,
new Integer(com.sun.messaging.jms.management.server.BrokerState.BROKER_DOWN));
}
return (h);
}
/**
* Handle the incomming administration message.
*
* @param con The Connection the message came in on.
* @param cmd_msg The administration message
* @param cmd_props The properties from the administration message
*/
public boolean handle(IMQConnection con, Packet cmd_msg,
Hashtable cmd_props) {
if ( DEBUG ) {
logger.log(Logger.DEBUG, this.getClass().getName() + ": " +
"Getting cluster info/state: " + cmd_props);
}
Vector v = new Vector();
int status = Status.OK;
String errMsg = null;
/*
* Populate vector 'v' with Hashtable objects; each containing broker
* info.
*/
Properties brokerProps = Globals.getConfig().toProperties();
/*
* See com.sun.messaging.jms.management.BrokerClusterInfo class on how
* to setup the Hashtable with data to initialize the BrokerClusterInfo
* object.
*/
ClusterManager cm = Globals.getClusterManager();
Iterator itr = cm.getKnownBrokers(true);
while (itr.hasNext()) {
ClusteredBroker cb = (ClusteredBroker)itr.next();
Hashtable h = getBrokerClusterInfo(cb, logger);
v.add(h);
}
// Send reply
Packet reply = new Packet(con.useDirectBuffers());
reply.setPacketType(PacketType.OBJECT_MESSAGE);
setProperties(reply, MessageType.GET_CLUSTER_REPLY,
status, errMsg);
setBodyObject(reply, v);
parent.sendReply(con, cmd_msg, reply);
return true;
}
}