* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
-
package org.opendaylight.lispflowmapping.southbound;
-import java.io.IOException;
-import java.net.DatagramPacket;
-import java.net.DatagramSocket;
+import static io.netty.buffer.Unpooled.wrappedBuffer;
+import static java.util.Objects.requireNonNull;
+
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+import io.netty.bootstrap.Bootstrap;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.ByteBufUtil;
+import io.netty.buffer.PooledByteBufAllocator;
+import io.netty.channel.Channel;
+import io.netty.channel.ChannelOption;
+import io.netty.channel.EventLoopGroup;
+import io.netty.channel.epoll.Epoll;
+import io.netty.channel.epoll.EpollChannelOption;
+import io.netty.channel.epoll.EpollDatagramChannel;
+import io.netty.channel.epoll.EpollEventLoopGroup;
+import io.netty.channel.nio.NioEventLoopGroup;
+import io.netty.channel.socket.DatagramChannel;
+import io.netty.channel.socket.DatagramPacket;
+import io.netty.channel.socket.nio.NioDatagramChannel;
+import io.netty.util.concurrent.DefaultThreadFactory;
import java.net.InetAddress;
import java.net.InetSocketAddress;
-import java.net.SocketException;
-import java.net.SocketTimeoutException;
+import java.net.UnknownHostException;
import java.nio.ByteBuffer;
-
-import org.apache.commons.lang3.exception.ExceptionUtils;
-import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
-import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
-import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
-import org.opendaylight.controller.sal.binding.api.BindingAwareProvider;
-import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
+import java.util.List;
+import java.util.concurrent.ThreadFactory;
+import javax.annotation.PostConstruct;
+import javax.annotation.PreDestroy;
+import javax.inject.Inject;
+import javax.inject.Singleton;
+import org.opendaylight.lispflowmapping.dsbackend.DataStoreBackEnd;
+import org.opendaylight.lispflowmapping.inmemorydb.HashMapDb;
import org.opendaylight.lispflowmapping.lisp.type.LispMessage;
-import org.opendaylight.lispflowmapping.southbound.lisp.ILispSouthboundService;
-import org.opendaylight.lispflowmapping.southbound.lisp.LispSouthboundService;
-import org.opendaylight.lispflowmapping.southbound.lisp.LispXtrSouthboundService;
+import org.opendaylight.lispflowmapping.lisp.util.LispAddressStringifier;
+import org.opendaylight.lispflowmapping.mapcache.AuthKeyDb;
+import org.opendaylight.lispflowmapping.southbound.lisp.AuthenticationKeyDataListener;
+import org.opendaylight.lispflowmapping.southbound.lisp.LispSouthboundHandler;
+import org.opendaylight.lispflowmapping.southbound.lisp.LispXtrSouthboundHandler;
+import org.opendaylight.lispflowmapping.southbound.lisp.cache.MapRegisterCache;
import org.opendaylight.lispflowmapping.type.sbplugin.IConfigLispSouthboundPlugin;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev150820.MessageType;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev150820.transportaddress.TransportAddress;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.sb.rev150904.LispSbService;
+import org.opendaylight.mdsal.binding.api.DataBroker;
+import org.opendaylight.mdsal.binding.api.NotificationPublishService;
+import org.opendaylight.mdsal.singleton.api.ClusterSingletonService;
+import org.opendaylight.mdsal.singleton.api.ClusterSingletonServiceProvider;
+import org.opendaylight.mdsal.singleton.api.ServiceGroupIdentifier;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.inet.binary.types.rev160303.IpAddressBinary;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.MessageType;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.eid.container.Eid;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.mapping.authkey.container.MappingAuthkey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.transport.address.TransportAddress;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.mappingservice.rev150906.db.instance.AuthenticationKey;
+import org.opendaylight.yangtools.concepts.Registration;
+import org.opendaylight.yangtools.yang.binding.Notification;
+import org.osgi.service.component.annotations.Activate;
+import org.osgi.service.component.annotations.Component;
+import org.osgi.service.component.annotations.Deactivate;
+import org.osgi.service.component.annotations.Reference;
+import org.osgi.service.metatype.annotations.AttributeDefinition;
+import org.osgi.service.metatype.annotations.Designate;
+import org.osgi.service.metatype.annotations.ObjectClassDefinition;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import com.google.common.net.InetAddresses;
+@Singleton
+@Component(immediate = true, property = "type=default", configurationPid = "org.opendaylight.lispflowmapping",
+ service = { IConfigLispSouthboundPlugin.class, LispSouthboundPlugin.class })
+@Designate(ocd = LispSouthboundPlugin.Configuration.class)
+public class LispSouthboundPlugin implements IConfigLispSouthboundPlugin, AutoCloseable, ClusterSingletonService {
+ @ObjectClassDefinition
+ public @interface Configuration {
+ @AttributeDefinition()
+ String bindingAddress() default DEFAULT_BINDING_ADDRESS;
+
+ @AttributeDefinition()
+ boolean mapRegisterCacheEnabled() default true;
+
+ @AttributeDefinition()
+ long mapRegisterCacheTimeout() default DEFAULT_MAP_REGISTER_CACHE_TIMEOUT;
+ }
-public class LispSouthboundPlugin implements IConfigLispSouthboundPlugin, AutoCloseable, BindingAwareProvider {
protected static final Logger LOG = LoggerFactory.getLogger(LispSouthboundPlugin.class);
+ public static final String LISPFLOWMAPPING_ENTITY_NAME = "lispflowmapping";
+ public static final ServiceGroupIdentifier SERVICE_GROUP_IDENTIFIER =
+ new ServiceGroupIdentifier(LISPFLOWMAPPING_ENTITY_NAME);
+
+ private static final String DEFAULT_BINDING_ADDRESS = "0.0.0.0";
+ private static final long DEFAULT_MAP_REGISTER_CACHE_TIMEOUT = 90000;
+
+ private volatile boolean isMaster = false;
+ private volatile String bindingAddress;
+ private AuthKeyDb akdb;
+ private final MapRegisterCache mapRegisterCache = new MapRegisterCache();
+ private final boolean mapRegisterCacheEnabled;
+ private final long mapRegisterCacheTimeout;
private static Object startLock = new Object();
- private LispIoThread lispThread;
- private LispIoThread xtrThread;
- private LispSouthboundService lispSouthboundService;
- private LispXtrSouthboundService lispXtrSouthboundService;
- private NotificationPublishService notificationPublishService;
- private RpcProviderRegistry rpcRegistry;
- private BindingAwareBroker broker;
- private volatile DatagramSocket socket = null;
- private volatile String bindingAddress = null;
+
+ private final DataBroker dataBroker;
+ private final NotificationPublishService notificationPublishService;
+ private final ClusterSingletonServiceProvider clusterSingletonService;
+
+ private LispSouthboundHandler lispSouthboundHandler;
+ private int numChannels = 1;
+ private final Channel[] channel;
+ private Channel xtrChannel;
private volatile int xtrPort = LispMessage.XTR_PORT_NUM;
private volatile boolean listenOnXtrPort = false;
- private BindingAwareBroker.RpcRegistration<LispSbService> sbRpcRegistration;
- private DatagramSocket xtrSocket;
- private LispSouthboundStats statistics = new LispSouthboundStats();
+ private final ConcurrentLispSouthboundStats statistics = new ConcurrentLispSouthboundStats();
+ private final Bootstrap bootstrap = new Bootstrap();
+ private final Bootstrap xtrBootstrap = new Bootstrap();
+ private final ThreadFactory threadFactory = new DefaultThreadFactory("lisp-sb");
+ private EventLoopGroup eventLoopGroup;
+ private AuthenticationKeyDataListener authenticationKeyDataListener;
+ private DataStoreBackEnd dsbe;
+ private Registration cssReg;
+
+ @Inject
+ public LispSouthboundPlugin(final DataBroker dataBroker,
+ final NotificationPublishService notificationPublishService,
+ final ClusterSingletonServiceProvider clusterSingletonService) {
+ this(dataBroker, notificationPublishService, clusterSingletonService, DEFAULT_BINDING_ADDRESS, true,
+ DEFAULT_MAP_REGISTER_CACHE_TIMEOUT);
+ }
- public void init() {
- LOG.info("LISP (RFC6830) southbound plugin is initializing...");
- final LispSouthboundRPC sbRpcHandler = new LispSouthboundRPC(this);
+ @Activate
+ public LispSouthboundPlugin(@Reference final DataBroker dataBroker,
+ @Reference final NotificationPublishService notificationPublishService,
+ @Reference final ClusterSingletonServiceProvider clusterSingletonService,
+ final Configuration configuration) {
+ this(dataBroker, notificationPublishService, clusterSingletonService, configuration.bindingAddress(),
+ configuration.mapRegisterCacheEnabled(), configuration.mapRegisterCacheTimeout());
+ init();
+ }
- sbRpcRegistration = rpcRegistry.addRpcImplementation(LispSbService.class, sbRpcHandler);
- broker.registerProvider(this);
+ public LispSouthboundPlugin(final DataBroker dataBroker,
+ final NotificationPublishService notificationPublishService,
+ final ClusterSingletonServiceProvider clusterSingletonService,
+ final String bindingAddress, final boolean mapRegisterCacheEnabled, final long mapRegisterCacheTimeout) {
+ LOG.info("LISP (RFC6830) Southbound Plugin is initializing...");
+ this.dataBroker = dataBroker;
+ this.notificationPublishService = notificationPublishService;
+ this.clusterSingletonService = clusterSingletonService;
+ this.bindingAddress = bindingAddress;
+ this.mapRegisterCacheEnabled = mapRegisterCacheEnabled;
+ this.mapRegisterCacheTimeout = mapRegisterCacheTimeout;
+
+ if (Epoll.isAvailable()) {
+ // When lispflowmapping is under heavy load, there are usually two threads nearing 100% CPU core
+ // utilization. In order to have some headroom, we reserve 3 cores for "other" tasks, and allow the
+ // rest to be used for southbound packet processing, which is the most CPU intensive work done in lfm
+ numChannels = Math.max(1, Runtime.getRuntime().availableProcessors() - 3);
+ }
+ channel = new Channel[numChannels];
+ }
+ @PostConstruct
+ public void init() {
synchronized (startLock) {
- lispSouthboundService = new LispSouthboundService(this);
- lispXtrSouthboundService = new LispXtrSouthboundService();
- lispSouthboundService.setNotificationProvider(this.notificationPublishService);
- lispXtrSouthboundService.setNotificationProvider(this.notificationPublishService);
- if (bindingAddress == null) {
- setLispAddress("0.0.0.0");
+ akdb = new AuthKeyDb(new HashMapDb());
+ authenticationKeyDataListener = new AuthenticationKeyDataListener(dataBroker, akdb);
+ dsbe = new DataStoreBackEnd(dataBroker);
+ restoreDaoFromDatastore();
+
+ final Class<? extends DatagramChannel> channelType;
+ if (Epoll.isAvailable()) {
+ eventLoopGroup = new EpollEventLoopGroup(numChannels, threadFactory);
+ channelType = EpollDatagramChannel.class;
+ bootstrap.option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
+ bootstrap.option(EpollChannelOption.SO_REUSEPORT, true);
+ LOG.debug("Using Netty Epoll for UDP sockets");
+ } else {
+ eventLoopGroup = new NioEventLoopGroup(0, threadFactory);
+ channelType = NioDatagramChannel.class;
+ LOG.debug("Using Netty I/O (non-Epoll) for UDP sockets");
}
- LOG.info("LISP (RFC6830) southbound plugin is up!");
- }
- }
- public void setNotificationPublishService(NotificationPublishService notificationService) {
- this.notificationPublishService = notificationService;
- }
+ bootstrap.group(eventLoopGroup);
+ bootstrap.channel(channelType);
+ lispSouthboundHandler = new LispSouthboundHandler(this);
+ bootstrap.handler(lispSouthboundHandler);
- public void setRpcRegistryDependency(RpcProviderRegistry rpcRegistry) {
- this.rpcRegistry = rpcRegistry;
- }
+ xtrBootstrap.group(eventLoopGroup);
+ xtrBootstrap.channel(channelType);
+ xtrBootstrap.handler(new LispXtrSouthboundHandler(this));
- public void setBindingAwareBroker(BindingAwareBroker broker) {
- this.broker = broker;
- }
+ start();
+ startXtr();
- private void unloadActions() {
- if (lispThread != null) {
- lispThread.stopRunning();
+ cssReg = clusterSingletonService.registerClusterSingletonService(this);
}
- lispSouthboundService = null;
- lispXtrSouthboundService = null;
- lispThread = null;
- xtrThread = null;
- bindingAddress = null;
- LOG.info("LISP (RFC6830) southbound plugin is down!");
+
+ LOG.info("LISP (RFC6830) Southbound Plugin is up!");
+ }
+
+ @SuppressWarnings("checkstyle:IllegalCatch")
+ private void start() {
try {
- Thread.sleep(1100);
- } catch (InterruptedException e) {
+ for (int i = 0; i < numChannels; ++i) {
+ channel[i] = bootstrap.bind(bindingAddress, LispMessage.PORT_NUM).sync().channel();
+ }
+ LOG.debug("Binding LISP UDP listening socket to {}:{}", bindingAddress, LispMessage.PORT_NUM);
+ } catch (Exception e) {
+ LOG.error("Failed to open main socket ", e);
}
}
- private class LispIoThread extends Thread {
- private volatile boolean shouldRun;
- private volatile DatagramSocket threadSocket = null;
- private volatile ILispSouthboundService service;
- private volatile boolean running;
-
- public LispIoThread(DatagramSocket socket, ILispSouthboundService service) {
- super("Lisp Thread");
- this.threadSocket = socket;
- this.service = service;
- shouldRun = true;
+ @SuppressWarnings("checkstyle:IllegalCatch")
+ private void startXtr() {
+ if (listenOnXtrPort) {
+ try {
+ xtrChannel = xtrBootstrap.bind(bindingAddress, xtrPort).sync().channel();
+ LOG.debug("Binding LISP xTR UDP listening socket to {}:{}", bindingAddress, xtrPort);
+ } catch (Exception e) {
+ LOG.error("Failed to open xTR socket ", e);
+ }
}
+ }
- @Override
- public void run() {
- running = true;
-
- int lispReceiveTimeout = 1000;
+ @SuppressWarnings("checkstyle:IllegalCatch")
+ private void stop() {
+ try {
+ for (int i = 0; i < numChannels; ++i) {
+ channel[i].close().sync();
+ channel[i] = null;
+ }
+ } catch (Exception e) {
+ LOG.error("Failed to close main socket ", e);
+ }
+ }
- LOG.info("LISP (RFC6830) southbound plugin is running and listening on address: " + bindingAddress
- + " port: " + threadSocket.getLocalPort());
+ @SuppressWarnings("checkstyle:IllegalCatch")
+ private void stopXtr() {
+ if (listenOnXtrPort) {
try {
-
- threadSocket.setSoTimeout(lispReceiveTimeout);
- } catch (SocketException e) {
- LOG.error("Cannot open socket on UDP port " + threadSocket.getLocalPort(), e);
- return;
+ xtrChannel.close().sync();
+ xtrChannel = null;
+ } catch (Exception e) {
+ LOG.error("Failed to close xTR socket ", e);
}
+ }
+ }
- while (shouldRun) {
- byte[] buffer = new byte[4096];
- DatagramPacket packet = new DatagramPacket(buffer, buffer.length);
- try {
- threadSocket.receive(packet);
- LOG.trace("Received a packet!");
- } catch (SocketTimeoutException ste) {
- continue;
- } catch (IOException e) {
- LOG.warn("IO Exception while trying to recieve packet", e);
- }
- LOG.trace(String.format("Handling packet from {%s}:{%d} (len={%d})", packet.getAddress()
- .getHostAddress(), packet.getPort(), packet.getLength()));
+ private void restart() {
+ LOG.info("Reloading");
+ stop();
+ start();
+ }
- try {
- this.service.handlePacket(packet);
- } catch (Exception e) {
- LOG.warn("Error while handling packet", e);
- }
- }
+ private void restartXtr() {
+ LOG.info("Reloading xTR");
+ stopXtr();
+ startXtr();
+ }
- threadSocket.close();
- LOG.trace("Socket closed");
- running = false;
- }
+ private void unloadActions() {
+ lispSouthboundHandler = null;
- public void stopRunning() {
- shouldRun = false;
- }
+ stop();
+ stopXtr();
- public boolean isRunning() {
- return running;
- }
+ LOG.info("LISP (RFC6830) Southbound Plugin is down!");
}
- public static String intToIpv4(int address) {
- return ((address >> 24) & 0xff) + "." + //
- ((address >> 16) & 0xff) + "." + //
- ((address >> 8) & 0xff) + "." + //
- ((address >> 0) & 0xff);
+ /**
+ * Restore all keys from MDSAL datastore.
+ */
+ public void restoreDaoFromDatastore() {
+ final List<AuthenticationKey> authKeys = dsbe.getAllAuthenticationKeys();
+ LOG.info("Restoring {} keys from datastore into southbound DAO", authKeys.size());
+
+ for (AuthenticationKey authKey : authKeys) {
+ final Eid key = authKey.getEid();
+ final MappingAuthkey mappingAuthkey = authKey.getMappingAuthkey();
+ LOG.debug("Adding authentication key '{}' with key-ID {} for {}", mappingAuthkey.getKeyString(),
+ mappingAuthkey.getKeyType(),
+ LispAddressStringifier.getString(key));
+ akdb.addAuthenticationKey(key, mappingAuthkey);
+ }
}
- private void startIOThread() {
- if (socket != null) {
- while (!socket.isClosed()) {
- try {
- Thread.sleep(500);
- } catch (InterruptedException e) {
- }
- }
- }
- try {
- socket = new DatagramSocket(new InetSocketAddress(bindingAddress, LispMessage.PORT_NUM));
- lispThread = new LispIoThread(socket, lispSouthboundService);
- lispThread.start();
- LOG.info("LISP (RFC6830) southbound plugin is listening for control packets!");
- if (listenOnXtrPort) {
- restartXtrThread();
- }
- } catch (SocketException e) {
- LOG.error("couldn't start socket: {}", ExceptionUtils.getStackTrace(e));
- }
+ public void handleSerializedLispBuffer(final TransportAddress address, final ByteBuffer outBuffer,
+ final MessageType packetType) {
+ InetAddress ip = getInetAddress(address);
+ handleSerializedLispBuffer(ip, outBuffer, packetType, address.getPort().getValue().toJava(), null);
}
- private void restartXtrThread() {
- try {
- stopXtrThread();
- xtrSocket = new DatagramSocket(new InetSocketAddress(bindingAddress, xtrPort));
- xtrThread = new LispIoThread(xtrSocket, lispXtrSouthboundService);
- xtrThread.start();
- LOG.info("xTR southbound plugin is up!");
- } catch (SocketException e) {
- LOG.warn("failed to start xtr thread: {}", ExceptionUtils.getStackTrace(e));
+ public void handleSerializedLispBuffer(final InetAddress address, final ByteBuffer outBuffer,
+ final MessageType packetType, final int portNumber, Channel senderChannel) {
+ if (senderChannel == null) {
+ senderChannel = channel[0];
+ }
+ InetSocketAddress recipient = new InetSocketAddress(address, portNumber);
+ outBuffer.position(0);
+ ByteBuf data = wrappedBuffer(outBuffer);
+ DatagramPacket packet = new DatagramPacket(data, recipient);
+ LOG.debug("Sending {} on port {} to address: {}", packetType, portNumber, address);
+ if (LOG.isTraceEnabled()) {
+ LOG.trace("Buffer:\n{}", ByteBufUtil.prettyHexDump(data));
}
+ senderChannel.write(packet).addListener(future -> {
+ if (future.isSuccess()) {
+ LOG.trace("Success");
+ statistics.incrementTx(packetType.getIntValue());
+ } else {
+ LOG.warn("Failed to send packet");
+ statistics.incrementTxErrors();
+ }
+ });
+ senderChannel.flush();
}
- public void handleSerializedLispBuffer(TransportAddress address, ByteBuffer outBuffer, MessageType packetType) {
- DatagramPacket packet = new DatagramPacket(outBuffer.array(), outBuffer.limit());
- packet.setPort(address.getPort().getValue());
- InetAddress ip = InetAddresses.forString(new String(address.getIpAddress().getValue()));
- packet.setAddress(ip);
+ private static InetAddress getInetAddress(final TransportAddress address) {
+ requireNonNull(address, "TransportAddress must not be null");
+ IpAddressBinary ip = address.getIpAddress();
try {
- if (LOG.isDebugEnabled()) {
- LOG.trace("Sending " + packetType + " on port " + address.getPort().getValue() + " to address: " + ip);
+ if (ip.getIpv4AddressBinary() != null) {
+ return InetAddress.getByAddress(ip.getIpv4AddressBinary().getValue());
+ } else if (ip.getIpv6AddressBinary() != null) {
+ return InetAddress.getByAddress(ip.getIpv6AddressBinary().getValue());
}
- socket.send(packet);
- this.statistics.incrementTx(packetType.getIntValue());
- } catch (IOException e) {
- LOG.warn("Failed to send " + packetType, e);
- this.statistics.incrementTxErrors();
+ } catch (UnknownHostException e) {
+ LOG.debug("Could not convert TransportAddress {} to InetAddress", address, e);
}
+ return null;
}
- public LispSouthboundStats getStats() {
- return statistics;
- }
-
- public void setLispAddress(String address) {
+ @Override
+ @SuppressWarnings("checkstyle:IllegalCatch")
+ public void setLispAddress(final String address) {
synchronized (startLock) {
- if (bindingAddress != null && bindingAddress.equals(address)) {
- LOG.trace("configured lisp binding address didn't change.");
+ if (bindingAddress.equals(address)) {
+ LOG.debug("Configured LISP binding address didn't change.");
} else {
- String action = (bindingAddress == null ? "Setting" : "Resetting");
- LOG.trace(action + " lisp binding address to: " + address);
+ LOG.debug("Setting LISP binding address to {}", address);
bindingAddress = address;
- if (lispThread != null) {
- lispThread.stopRunning();
- while (lispThread.isRunning()) {
- try {
- Thread.sleep(500);
- } catch (InterruptedException e) {
- }
+ if (channel != null) {
+ try {
+ restart();
+ restartXtr();
+ } catch (Exception e) {
+ LOG.error("Failed to set LISP binding address: ", e);
}
}
- stopXtrThread();
- startIOThread();
- }
- }
- }
-
- private void stopXtrThread() {
- if (xtrThread != null) {
- xtrThread.stopRunning();
- while (xtrThread.isRunning()) {
- try {
- Thread.sleep(500);
- } catch (InterruptedException e) {
- }
}
}
}
@Override
- public void shouldListenOnXtrPort(boolean shouldListenOnXtrPort) {
+ public void shouldListenOnXtrPort(final boolean shouldListenOnXtrPort) {
listenOnXtrPort = shouldListenOnXtrPort;
if (listenOnXtrPort) {
- LOG.debug("restarting xtr thread");
- restartXtrThread();
+ restartXtr();
} else {
- LOG.debug("terminating thread");
- stopXtrThread();
+ LOG.info("Shutting down xTR");
+ stopXtr();
}
}
@Override
- public void setXtrPort(int port) {
- this.xtrPort = port;
+ public void setXtrPort(final int port) {
+ xtrPort = port;
if (listenOnXtrPort) {
- restartXtrThread();
+ restartXtr();
}
}
+ @Deactivate
+ @PreDestroy
@Override
public void close() throws Exception {
+ eventLoopGroup.shutdownGracefully();
+ lispSouthboundHandler.close();
unloadActions();
- sbRpcRegistration.close();
+ if (cssReg != null) {
+ cssReg.close();
+ }
+ dsbe.closeTransactionChain();
}
@Override
- public void onSessionInitiated(ProviderContext session) {
- LOG.debug("LispSouthboundPlugin Provider Session Initiated");
+ public void instantiateServiceInstance() {
+ isMaster = true;
+ }
+
+ @Override
+ public ListenableFuture<Void> closeServiceInstance() {
+ isMaster = false;
+ return Futures.<Void>immediateFuture(null);
+ }
+
+ @Override
+ public ServiceGroupIdentifier getIdentifier() {
+ return SERVICE_GROUP_IDENTIFIER;
+ }
+
+ public synchronized void sendNotificationIfPossible(final Notification notification) throws InterruptedException {
+ if (isMaster && notificationPublishService != null) {
+ notificationPublishService.putNotification(notification);
+ LOG.trace("Publishing notification: {}", notification);
+ } else if (notificationPublishService == null) {
+ LOG.warn("Can't publish notification because no reference to publication service exists!");
+ }
+ }
+
+ public AuthKeyDb getAkdb() {
+ return akdb;
+ }
+
+ public ConcurrentLispSouthboundStats getStats() {
+ return statistics;
+ }
+
+ public DataBroker getDataBroker() {
+ return dataBroker;
+ }
+
+ public AuthenticationKeyDataListener getAuthenticationKeyDataListener() {
+ return authenticationKeyDataListener;
+ }
+
+ public MapRegisterCache getMapRegisterCache() {
+ return mapRegisterCache;
+ }
+
+ public boolean isMapRegisterCacheEnabled() {
+ return mapRegisterCacheEnabled;
+ }
+
+ public long getMapRegisterCacheTimeout() {
+ return mapRegisterCacheTimeout;
}
}