@Override
public void destroyConnection(final Connection connection) {
if (connection == null) {
return;
}
if (logger.isFinestEnabled()) {
logger.finest("Destroying " + connection);
}
if (activeConnections.remove(connection)) {
// this should not be needed; but some tests are using DroppingConnection which is not a
// TcpIpConnection.
if (connection instanceof TcpIpConnection) {
ioThreadingModel.onConnectionRemoved((TcpIpConnection) connection);
}
}
final Address endPoint = connection.getEndPoint();
if (endPoint != null) {
connectionsInProgress.remove(endPoint);
connectionsMap.remove(endPoint, connection);
fireConnectionRemovedEvent(connection, endPoint);
}
if (connection.isAlive()) {
connection.close();
closedCount.inc();
}
}
@Override
public void removeEndpoint(final ClientEndpoint ce, boolean closeImmediately) {
checkNotNull(ce, "endpoint can't be null");
ClientEndpointImpl endpoint = (ClientEndpointImpl) ce;
endpoints.remove(endpoint.getConnection());
logger.info("Destroying " + endpoint);
try {
endpoint.destroy();
} catch (LoginException e) {
logger.warning(e);
}
final Connection connection = endpoint.getConnection();
if (closeImmediately) {
try {
connection.close();
} catch (Throwable e) {
logger.warning("While closing client connection: " + connection, e);
}
} else {
nodeEngine
.getExecutionService()
.schedule(
new Runnable() {
public void run() {
if (connection.isAlive()) {
try {
connection.close();
} catch (Throwable e) {
logger.warning("While closing client connection: " + e.toString());
}
}
}
},
DESTROY_ENDPOINT_DELAY_MS,
TimeUnit.MILLISECONDS);
}
ClientEvent event =
new ClientEvent(
endpoint.getUuid(),
ClientEventType.DISCONNECTED,
endpoint.getSocketAddress(),
endpoint.getClientType());
clientEngine.sendClientEvent(event);
}
public void shutdown() {
for (ClientEndpoint endpoint : endpoints.values()) {
try {
endpoint.destroy();
} catch (LoginException e) {
logger.finest(e.getMessage());
}
try {
final Connection conn = endpoint.getConnection();
if (conn.live()) {
conn.close();
}
} catch (Exception e) {
logger.finest(e);
}
}
endpoints.clear();
}
@Override
public void shutdown(boolean terminate) {
for (ClientEndpoint ce : endpointManager.getEndpoints()) {
ClientEndpointImpl endpoint = (ClientEndpointImpl) ce;
try {
endpoint.destroy();
} catch (LoginException e) {
logger.finest(e.getMessage());
}
try {
final Connection conn = endpoint.getConnection();
if (conn.isAlive()) {
conn.close("Shutdown of ClientEngine", null);
}
} catch (Exception e) {
logger.finest(e);
}
}
endpointManager.clear();
ownershipMappings.clear();
}
private void destroyEndpoint(ClientEndpoint endpoint, boolean closeImmediately) {
if (endpoint != null) {
logger.info("Destroying " + endpoint);
try {
endpoint.destroy();
} catch (LoginException e) {
logger.warning(e);
}
final Connection connection = endpoint.getConnection();
if (closeImmediately) {
try {
connection.close();
} catch (Throwable e) {
logger.warning("While closing client connection: " + connection, e);
}
} else {
nodeEngine
.getExecutionService()
.schedule(
new Runnable() {
public void run() {
if (connection.live()) {
try {
connection.close();
} catch (Throwable e) {
logger.warning("While closing client connection: " + e.toString());
}
}
}
},
1111,
TimeUnit.MILLISECONDS);
}
sendClientEvent(endpoint);
}
}
void removeEndpoint(final ClientEndpoint endpoint, boolean closeImmediately) {
endpoints.remove(endpoint.getConnection());
LOGGER.info("Destroying " + endpoint);
try {
endpoint.destroy();
} catch (LoginException e) {
LOGGER.warning(e);
}
final Connection connection = endpoint.getConnection();
if (closeImmediately) {
try {
connection.close();
} catch (Throwable e) {
LOGGER.warning("While closing client connection: " + connection, e);
}
} else {
nodeEngine
.getExecutionService()
.schedule(
new Runnable() {
public void run() {
if (connection.live()) {
try {
connection.close();
} catch (Throwable e) {
LOGGER.warning("While closing client connection: " + e.toString());
}
}
}
},
DESTROY_ENDPOINT_DELAY_MS,
TimeUnit.MILLISECONDS);
}
clientEngine.sendClientEvent(endpoint);
}
void handleJoinRequest(JoinRequest joinRequest) {
final long now = Clock.currentTimeMillis();
String msg =
"Handling join from "
+ joinRequest.address
+ ", inProgress: "
+ joinInProgress
+ (timeToStartJoin > 0 ? ", timeToStart: " + (timeToStartJoin - now) : "");
logger.log(Level.FINEST, msg);
boolean validJoinRequest;
try {
validJoinRequest = node.validateJoinRequest(joinRequest);
} catch (Exception e) {
validJoinRequest = false;
}
final Connection conn = joinRequest.getConnection();
if (validJoinRequest) {
final MemberImpl member = getMember(joinRequest.address);
if (member != null) {
if (joinRequest.getUuid().equals(member.getUuid())) {
String message = "Ignoring join request, member already exists.. => " + joinRequest;
logger.log(Level.FINEST, message);
// send members update back to node trying to join again...
final long clusterTime = node.getClusterImpl().getClusterTime();
sendProcessableTo(new MembersUpdateCall(lsMembers, clusterTime), conn);
sendProcessableTo(new SyncProcess(), conn);
return;
}
// If this node is master then remove old member and process join request.
// If requesting address is equal to master node's address, that means master node
// somehow disconnected and wants to join back.
// So drop old member and process join request if this node becomes master.
if (isMaster() || member.getAddress().equals(getMasterAddress())) {
logger.log(
Level.WARNING,
"New join request has been received from an existing endpoint! => "
+ member
+ " Removing old member and processing join request...");
// If existing connection of endpoint is different from current connection
// destroy it, otherwise keep it.
// final Connection existingConnection =
// node.connectionManager.getConnection(joinRequest.address);
// final boolean destroyExistingConnection = existingConnection !=
// conn;
doRemoveAddress(member.getAddress(), false);
}
}
if (!node.getConfig().getNetworkConfig().getJoin().getMulticastConfig().isEnabled()) {
if (node.isActive() && node.joined() && node.getMasterAddress() != null && !isMaster()) {
sendProcessableTo(new Master(node.getMasterAddress()), conn);
}
}
if (isMaster() && node.joined() && node.isActive()) {
final MemberInfo newMemberInfo =
new MemberInfo(joinRequest.address, joinRequest.nodeType, joinRequest.getUuid());
if (node.securityContext != null && !setJoins.contains(newMemberInfo)) {
final ILogger securityLogger = node.loggingService.getLogger("com.hazelcast.security");
final Credentials cr = joinRequest.getCredentials();
if (cr == null) {
securityLogger.log(
Level.SEVERE,
"Expecting security credentials "
+ "but credentials could not be found in JoinRequest!");
sendAuthFail(conn);
return;
} else {
try {
LoginContext lc = node.securityContext.createMemberLoginContext(cr);
lc.login();
} catch (LoginException e) {
securityLogger.log(
Level.SEVERE,
"Authentication has failed for "
+ cr.getPrincipal()
+ '@'
+ cr.getEndpoint()
+ " => ("
+ e.getMessage()
+ ")");
securityLogger.log(Level.FINEST, e.getMessage(), e);
sendAuthFail(conn);
return;
}
}
}
if (joinRequest.to != null && !joinRequest.to.equals(thisAddress)) {
sendProcessableTo(new Master(node.getMasterAddress()), conn);
return;
}
if (!joinInProgress) {
if (firstJoinRequest != 0
&& now - firstJoinRequest >= MAX_WAIT_SECONDS_BEFORE_JOIN * 1000) {
startJoin();
} else {
if (setJoins.add(newMemberInfo)) {
sendProcessableTo(new Master(node.getMasterAddress()), conn);
if (firstJoinRequest == 0) {
firstJoinRequest = now;
}
if (now - firstJoinRequest < MAX_WAIT_SECONDS_BEFORE_JOIN * 1000) {
timeToStartJoin = now + WAIT_MILLIS_BEFORE_JOIN;
}
}
if (now > timeToStartJoin) {
startJoin();
}
}
}
}
} else {
conn.close();
}
}