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mq5.0-source.main.mq-broker.cluster.src.main.java.com.sun.messaging.jmq.jmsserver.multibroker.CommonProtocol Maven / Gradle / Ivy
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/*
* @(#)CommonProtocol.java 1.48 07/24/07
*/
package com.sun.messaging.jmq.jmsserver.multibroker;
import java.io.*;
import java.util.*;
import com.sun.messaging.jmq.jmsserver.Globals;
import com.sun.messaging.jmq.jmsserver.Broker;
import com.sun.messaging.jmq.jmsservice.BrokerEvent;
import com.sun.messaging.jmq.util.UID;
import com.sun.messaging.jmq.util.log.*;
import com.sun.messaging.jmq.jmsserver.resources.*;
import com.sun.messaging.jmq.jmsserver.core.*;
import com.sun.messaging.jmq.jmsserver.data.TransactionUID;
import com.sun.messaging.jmq.io.*;
import com.sun.messaging.jmq.util.*;
import com.sun.messaging.jmq.jmsserver.util.BrokerException;
import com.sun.messaging.jmq.jmsserver.service.ConnectionUID;
import com.sun.messaging.jmq.jmsserver.core.BrokerAddress;
import com.sun.messaging.jmq.jmsserver.core.BrokerMQAddress;
import com.sun.messaging.jmq.jmsserver.multibroker.ClusterGlobals;
import com.sun.messaging.jmq.jmsserver.multibroker.raptor.RaptorProtocol;
import com.sun.messaging.jmq.jmsserver.multibroker.raptor.ProtocolGlobals;
import com.sun.messaging.jmq.jmsserver.multibroker.heartbeat.HeartbeatService;
import com.sun.messaging.jmq.jmsserver.cluster.api.*;
import com.sun.messaging.jmq.jmsserver.cluster.api.ha.*;
import com.sun.messaging.jmq.jmsserver.persist.api.ChangeRecordInfo;
public class CommonProtocol implements Protocol
{
private static boolean DEBUG = false;
protected static final Logger logger = Globals.getLogger();
protected MessageBusCallback cb = null;
protected Cluster c = null;
protected com.sun.messaging.jmq.jmsserver.core.BrokerAddress
selfAddress = null;
protected Protocol realProtocol = null;
protected boolean protocolInitComplete = false;
protected long startTime = 0;
private Integer configServerVersion = null;
public CommonProtocol(MessageBusCallback cb, Cluster c,
com.sun.messaging.jmq.jmsserver.core.BrokerAddress myaddress)
throws BrokerException {
this.cb = cb;
this.c = c;
this.selfAddress = myaddress;
this.startTime = System.currentTimeMillis();
initProtocol();
}
public void syncChangeRecordOnJoin(BrokerAddress broker, ChangeRecordInfo cri)
throws BrokerException {
if (!getProtocolInitComplete()) {
throw new BrokerException(Globals.getBrokerResources().getKString(
BrokerResources.X_CLUSTER_PROTOCOL_NOT_READY),
Status.UNAVAILABLE);
}
realProtocol.syncChangeRecordOnJoin(broker, cri);
}
public ChangeRecordInfo getLastStoredChangeRecord() {
if (!getProtocolInitComplete()) { //should never happen
throw new RuntimeException(Globals.getBrokerResources().getKString(
BrokerResources.X_CLUSTER_PROTOCOL_NOT_READY));
}
return realProtocol.getLastStoredChangeRecord();
}
public RaptorProtocol getRealProtocol() {
return (RaptorProtocol)realProtocol;
}
public int getHighestSupportedVersion() {
return ProtocolGlobals.getCurrentVersion();
}
public int getClusterVersion() throws BrokerException {
if (!getProtocolInitComplete()) {
throw new BrokerException(Globals.getBrokerResources().getKString(
BrokerResources.X_CLUSTER_PROTOCOL_NOT_READY), Status.UNAVAILABLE);
}
try {
if (c.getConfigServer() != null && configServerVersion != null) {
return configServerVersion.intValue();
}
} catch (Exception e) {
logger.logStack(logger.WARNING,
BrokerResources.E_INTERNAL_BROKER_ERROR,
"getConfigServer()", e);
}
return realProtocol.getClusterVersion();
}
private void initProtocol() {
if (DEBUG) {
logger.log(logger.DEBUG, "Using RAPTOR cluster protocol.");
}
try {
c.useGPackets(true);
}
catch (Exception e) {}
try {
realProtocol = new
com.sun.messaging.jmq.jmsserver.multibroker.raptor.RaptorProtocol(
cb, c , selfAddress, getBrokerInfo());
} catch (Exception e) {
logger.logStack(logger.WARNING,
BrokerResources.E_INTERNAL_BROKER_ERROR,
"Initializing the cluster protcol", e);
}
}
private void startProtocol() {
try {
realProtocol.startClusterIO();
} catch (Exception e) {
logger.logStack(logger.WARNING,
BrokerResources.E_INTERNAL_BROKER_ERROR,
"start the cluster protcol", e);
}
}
public BrokerInfo getBrokerInfo() {
BrokerInfo selfInfo = new BrokerInfo();
selfInfo.setBrokerAddr(selfAddress);
selfInfo.setStartTime(startTime);
selfInfo.setStoreDirtyFlag(false);
selfInfo.setClusterProtocolVersion(new Integer(ProtocolGlobals.getCurrentVersion()));
if (Globals.getHAEnabled()) {
selfInfo.setHeartbeatHostAddress(
((HeartbeatService)Globals.getHeartbeatService()).
getHeartbeatHostAddress());
selfInfo.setHeartbeatPort(
((HeartbeatService)Globals.getHeartbeatService()).
getHeartbeatPort());
selfInfo.setHeartbeatInterval(
((HeartbeatService)Globals.getHeartbeatService()).
getHeartbeatInterval());
}
return selfInfo;
}
public ClusterBrokerInfoReply getBrokerInfoReply(BrokerInfo remote) throws Exception {
if (c.getConfigServer() != null) {
ClusterBrokerInfoReply cbi = ClusterBrokerInfoReply.newInstance(
getBrokerInfo(), ProtocolGlobals.G_BROKER_INFO_OK);
return cbi;
}
if (!getProtocolInitComplete()) {
throw new BrokerException(Globals.getBrokerResources().getKString(
BrokerResources.X_CLUSTER_PROTOCOL_NOT_READY),
Status.UNAVAILABLE);
}
return realProtocol.getBrokerInfoReply(remote);
}
public int addBrokerInfo(BrokerInfo brokerInfo) {
com.sun.messaging.jmq.jmsserver.core.BrokerAddress configServer;
try {
configServer = c.getConfigServer();
}
catch (Exception e) {
logger.logStack(logger.WARNING,
BrokerResources.E_INTERNAL_BROKER_ERROR,
"getConfigServer()", e);
return ADD_BROKER_INFO_RETRY;
}
if (getProtocolInitComplete()) {
int pv = -1;
try {
pv = getClusterVersion();
} catch (Exception e) {
logger.log(logger.WARNING, BrokerResources.E_INTERNAL_BROKER_ERROR,
"Unable to get cluster protocol version for adding remote broker "+
brokerInfo.getBrokerAddr());
return ADD_BROKER_INFO_BAN;
}
Integer v = brokerInfo.getClusterProtocolVersion();
if (v == null || v.intValue() < pv) {
logger.log(logger.ERROR, BrokerResources.E_INTERNAL_BROKER_ERROR,
"Cluster protocol version " + v + " of remote broker " +
brokerInfo.getBrokerAddr() +
" is not allowed in the cluster that has cluster protocol version " + pv);
return ADD_BROKER_INFO_BAN;
}
return realProtocol.addBrokerInfo(brokerInfo);
}
if (configServer != null &&
configServer.equals(brokerInfo.getBrokerAddr())) {
Integer masterv = brokerInfo.getClusterProtocolVersion();
if (masterv == null ||
masterv.intValue() < ProtocolGlobals.VERSION_500) {
logger.log(logger.ERROR,
Globals.getBrokerResources().getKString(
BrokerResources.X_MASTER_BROKER_VERSION_NO_SUPPORT,
(masterv == null ? "null" : masterv.toString()),
brokerInfo.getBrokerAddr()));
return ADD_BROKER_INFO_BAN;
}
startProtocol();
configServerVersion = masterv;
// From this point on, all the calls will be forwarded to
// the real protocol implementation...
setProtocolInitComplete(true);
return realProtocol.addBrokerInfo(brokerInfo);
}
else {
return ADD_BROKER_INFO_RETRY;
}
}
public void removeBrokerInfo(
com.sun.messaging.jmq.jmsserver.core.BrokerAddress broker, boolean broken) {
if (getProtocolInitComplete()) {
realProtocol.removeBrokerInfo(broker, broken);
}
}
public void setMatchProps(Properties matchProps) {
c.setMatchProps(matchProps);
}
public void startClusterIO() {
if (DEBUG)
logger.log(Logger.DEBUG,
"CommonProtocol.startClusterIO()");
// If this is the master broker then use the new raptor
// cluster protocol.
try {
com.sun.messaging.jmq.jmsserver.core.BrokerAddress configServer
= c.getConfigServer();
if (configServer == null ||
configServer.equals(selfAddress)) {
startProtocol();
setProtocolInitComplete(true);
}
}
catch (Exception e) {}
try {
c.start();
}
catch (Exception e) {
//should add interface Cluster.getServiceName
logger.logStack(logger.ERROR, BrokerResources.X_START_SERVICE_EXCEPTION,
"cluster", e.getMessage(), e);
Broker.getBroker().exit(1,
Globals.getBrokerResources()
.getKString(BrokerResources.X_START_SERVICE_EXCEPTION,
"cluster", e.getMessage()),
BrokerEvent.Type.EXCEPTION);
}
}
public void stopClusterIO(boolean requestTakeover, boolean force,
BrokerAddress excludedBroker) {
if (realProtocol != null)
realProtocol.stopClusterIO(requestTakeover, force, excludedBroker);
c.shutdown(force, excludedBroker);
}
public void receiveUnicast(
com.sun.messaging.jmq.jmsserver.core.BrokerAddress sender,
GPacket gp) {
if (DEBUG)
logger.log(logger.DEBUG, "receiveUnicast GPacket");
realProtocol.receiveUnicast(sender, gp);
}
public void receiveBroadcast(
com.sun.messaging.jmq.jmsserver.core.BrokerAddress sender,
GPacket gp) {
if (DEBUG)
logger.log(logger.DEBUG, "receiveBroadcast GPacket");
realProtocol.receiveBroadcast(sender, gp);
}
public void receiveUnicast(
com.sun.messaging.jmq.jmsserver.core.BrokerAddress sender,
int destId, byte []pkt) {
if (DEBUG)
logger.log(logger.DEBUG, "receiveUnicast");
realProtocol.receiveUnicast(sender, destId, pkt);
}
public void receiveBroadcast(
com.sun.messaging.jmq.jmsserver.core.BrokerAddress sender,
int destId, byte []pkt) {
if (DEBUG)
logger.log(logger.DEBUG, "receiveBroadcast");
realProtocol.receiveBroadcast(sender, destId, pkt);
}
public boolean waitForConfigSync() {
com.sun.messaging.jmq.jmsserver.core.BrokerAddress configServer =
null;
try {
configServer = c.getConfigServer();
}
catch (Exception e) {
return true; // There is config server but it's unreachable.
}
if (configServer == null)
return false; // There is no config server.
if (configServer.equals(selfAddress))
return false; // I am the config server.
if (!getProtocolInitComplete())
return true;
return realProtocol.waitForConfigSync();
}
public void reloadCluster() {
waitForProtocolInit();
realProtocol.reloadCluster();
}
public void stopMessageFlow() throws IOException {
realProtocol.stopMessageFlow();
}
public void resumeMessageFlow() throws IOException {
realProtocol.resumeMessageFlow();
}
public void sendMessage(PacketReference pkt, Collection targets,
boolean sendMsgDeliveredAck) {
realProtocol.sendMessage(pkt, targets, sendMsgDeliveredAck);
}
public void sendMessageAck(
com.sun.messaging.jmq.jmsserver.core.BrokerAddress msgHome,
com.sun.messaging.jmq.io.SysMessageID sysid,
com.sun.messaging.jmq.jmsserver.core.ConsumerUID cuid,
int ackType, Map optionalProps, boolean ackack) throws BrokerException {
realProtocol.sendMessageAck(msgHome, sysid, cuid, ackType, optionalProps, ackack);
}
public void sendMessageAck2P(
com.sun.messaging.jmq.jmsserver.core.BrokerAddress msgHome,
com.sun.messaging.jmq.io.SysMessageID[] sysids,
com.sun.messaging.jmq.jmsserver.core.ConsumerUID[] cuids,
int ackType, Map optionalProps, Long txnID, UID txnStoreSession,
boolean ackack, boolean async) throws BrokerException {
realProtocol.sendMessageAck2P(msgHome, sysids, cuids, ackType,
optionalProps, txnID, txnStoreSession, ackack, async);
}
public void sendClusterTransactionInfo(long tid,
com.sun.messaging.jmq.jmsserver.core.BrokerAddress to) {
if (!getProtocolInitComplete()) {
return;
}
realProtocol.sendClusterTransactionInfo(tid, to);
}
public void sendTransactionInquiry(TransactionUID tid,
com.sun.messaging.jmq.jmsserver.core.BrokerAddress to) {
if (!getProtocolInitComplete()) {
return;
}
realProtocol.sendTransactionInquiry(tid, to);
}
public void sendPreparedTransactionInquiries(List tids,
com.sun.messaging.jmq.jmsserver.core.BrokerAddress to) {
if (!getProtocolInitComplete()) {
return;
}
realProtocol.sendPreparedTransactionInquiries(tids, to);
}
public int getClusterAckWaitTimeout() {
if (!getProtocolInitComplete()) {
return ProtocolGlobals.getAckTimeout();
}
return realProtocol.getClusterAckWaitTimeout();
}
public com.sun.messaging.jmq.jmsserver.core.BrokerAddress lookupBrokerAddress(String brokerid) {
if (!getProtocolInitComplete()) {
logger.log(logger.WARNING, Globals.getBrokerResources().getKString(
BrokerResources.X_CLUSTER_PROTOCOL_NOT_READY)+": lookup("+brokerid+")");
return null;
}
return realProtocol.lookupBrokerAddress(brokerid);
}
public com.sun.messaging.jmq.jmsserver.core.BrokerAddress lookupBrokerAddress(BrokerMQAddress mqaddr) {
if (!getProtocolInitComplete()) {
logger.log(logger.WARNING, Globals.getBrokerResources().getKString(
BrokerResources.X_CLUSTER_PROTOCOL_NOT_READY)+": lookup("+mqaddr+")");
return null;
}
return realProtocol.lookupBrokerAddress(mqaddr);
}
public String lookupStoreSessionOwner(UID session) {
if (!getProtocolInitComplete()) {
logger.log(logger.WARNING, Globals.getBrokerResources().getKString(
BrokerResources.X_CLUSTER_PROTOCOL_NOT_READY)+": lookup("+session+")");
return null;
}
return realProtocol.lookupStoreSessionOwner(session);
}
public void clientClosed(ConnectionUID conid, boolean notify) {
if (!getProtocolInitComplete()) {
return;
}
realProtocol.clientClosed(conid, notify);
}
public int lockSharedResource(String resId, Object owner) {
if (!getProtocolInitComplete()) {
return ProtocolGlobals.G_LOCK_SUCCESS;
}
return realProtocol.lockSharedResource(resId, owner);
}
public int lockResource(String resId, long timestamp, Object owner) {
if (!getProtocolInitComplete()) {
return ProtocolGlobals.G_LOCK_SUCCESS;
}
return realProtocol.lockResource(resId, timestamp, owner);
}
public void unlockResource(String resId) {
if (!getProtocolInitComplete()) {
return;
}
realProtocol.unlockResource(resId);
}
public void recordUpdateDestination(Destination d)
throws BrokerException {
waitForProtocolInit();
realProtocol.recordUpdateDestination(d);
}
public void recordRemoveDestination(Destination d)
throws BrokerException {
waitForProtocolInit();
realProtocol.recordRemoveDestination(d);
}
public void sendNewDestination(Destination d)
throws BrokerException {
if (d.isTemporary() && !getProtocolInitComplete()) {
return;
}
waitForProtocolInit();
realProtocol.sendNewDestination(d);
}
public void sendRemovedDestination(Destination d)
throws BrokerException {
if (d.isTemporary() && !getProtocolInitComplete()) {
return;
}
waitForProtocolInit();
realProtocol.sendRemovedDestination(d);
}
public void sendUpdateDestination(Destination d)
throws BrokerException {
if (d.isTemporary() && !getProtocolInitComplete()) {
return;
}
waitForProtocolInit();
realProtocol.sendUpdateDestination(d);
}
public void recordCreateSubscription(Subscription sub)
throws BrokerException {
waitForProtocolInit();
realProtocol.recordCreateSubscription(sub);
}
public void recordUnsubscribe(Subscription sub)
throws BrokerException {
waitForProtocolInit();
realProtocol.recordUnsubscribe(sub);
}
public void sendNewSubscription(Subscription sub, Consumer cons,
boolean active) throws BrokerException {
if (!getProtocolInitComplete()) {
return;
}
realProtocol.sendNewSubscription(sub, cons, active);
}
public void sendNewConsumer(Consumer intr, boolean active)
throws BrokerException {
if (!getProtocolInitComplete()) {
return;
}
realProtocol.sendNewConsumer(intr, active);
}
public void sendRemovedConsumer(Consumer intr, Map pendingMsgs, boolean cleanup)
throws BrokerException {
if (!getProtocolInitComplete()) {
return;
}
realProtocol.sendRemovedConsumer(intr, pendingMsgs, cleanup);
}
public void handleGPacket(MessageBusCallback mbcb, BrokerAddress sender, GPacket pkt) {
if (!getProtocolInitComplete()) {
logger.logStack(Logger.ERROR, "No protocol", new Exception("No protocol"));
return;
}
realProtocol.handleGPacket(mbcb, sender, pkt);
}
public void preTakeover(String brokerID, UID storeSession,
String brokerHost, UID brokerSession) throws BrokerException {
if (!getProtocolInitComplete()) {
logger.logStack(Logger.ERROR, "No protocol", new Exception("No protocol"));
return;
}
realProtocol.preTakeover(brokerID, storeSession, brokerHost, brokerSession);
}
public void postTakeover(String brokerID, UID storeSession, boolean aborted, boolean notify) {
if (!getProtocolInitComplete()) {
logger.logStack(Logger.ERROR, "No protocol", new Exception("No protocol"));
return;
}
realProtocol.postTakeover(brokerID, storeSession, aborted, notify);
}
public void changeMasterBroker(BrokerMQAddress newmaster,
BrokerMQAddress oldmaster)
throws BrokerException {
if (!getProtocolInitComplete()) {
throw new BrokerException(Globals.getBrokerResources().getKString(
BrokerResources.X_CLUSTER_PROTOCOL_NOT_READY), Status.UNAVAILABLE);
}
realProtocol.changeMasterBroker(newmaster, oldmaster);
}
public String sendTakeoverME(String brokerID, String uuid)
throws BrokerException {
if (!getProtocolInitComplete()) {
throw new BrokerException(Globals.getBrokerResources().getKString(
BrokerResources.X_CLUSTER_PROTOCOL_NOT_READY), Status.UNAVAILABLE);
}
return realProtocol.sendTakeoverME(brokerID, uuid);
}
public void sendMigrateStoreRequest(String targetBrokerID, Long syncTimeout,
String uuid, String myBrokerID)
throws BrokerException {
if (!getProtocolInitComplete()) {
throw new BrokerException(Globals.getBrokerResources().getKString(
BrokerResources.X_CLUSTER_PROTOCOL_NOT_READY), Status.UNAVAILABLE);
}
realProtocol.sendMigrateStoreRequest(targetBrokerID, syncTimeout,
uuid, myBrokerID);
}
public void transferFiles(String[] fileNames, String targetBrokerID,
Long syncTimeout, String uuid, String myBrokerID,
String module, FileTransferCallback callback)
throws BrokerException {
if (!getProtocolInitComplete()) {
throw new BrokerException(Globals.getBrokerResources().getKString(
BrokerResources.X_CLUSTER_PROTOCOL_NOT_READY), Status.UNAVAILABLE);
}
realProtocol.transferFiles(fileNames, targetBrokerID, syncTimeout,
uuid, myBrokerID, module, callback);
}
public String sendTakeoverMEPrepare(String brokerID, byte[] token,
Long syncTimeout, String uuid)
throws BrokerException {
if (!getProtocolInitComplete()) {
throw new BrokerException(Globals.getBrokerResources().getKString(
BrokerResources.X_CLUSTER_PROTOCOL_NOT_READY), Status.UNAVAILABLE);
}
return realProtocol.sendTakeoverMEPrepare(brokerID, token, syncTimeout, uuid);
}
public void notifyPartitionArrival(UID partitionID, String brokerID)
throws BrokerException {
if (!getProtocolInitComplete()) {
throw new BrokerException(Globals.getBrokerResources().getKString(
BrokerResources.X_CLUSTER_PROTOCOL_NOT_READY), Status.UNAVAILABLE);
}
realProtocol.notifyPartitionArrival(partitionID, brokerID);
}
public Hashtable getDebugState() {
if (!getProtocolInitComplete()) {
Hashtable ht = new Hashtable();
ht.put("protocol", "No protocol yet");
return ht;
}
return realProtocol.getDebugState();
}
private Object protocolInitWaitObject = new Object();
private void waitForProtocolInit() {
synchronized (protocolInitWaitObject) {
while (!getProtocolInitComplete()) {
try {
logger.log(Logger.INFO, BrokerResources.I_CLUSTER_WAIT_PROTOCOLINIT);
protocolInitWaitObject.wait(60000);
}
catch (Exception e) {}
}
}
}
private boolean getProtocolInitComplete() {
synchronized (protocolInitWaitObject) {
return protocolInitComplete;
}
}
private void setProtocolInitComplete(boolean protocolInitComplete) {
synchronized (protocolInitWaitObject) {
this.protocolInitComplete = protocolInitComplete;
protocolInitWaitObject.notifyAll();
}
}
}
