/**
* Create a new broadcaster
*
* @param address - multicast group address
* @param srcAddress - address of interface we should use to broadcast.
* @param port - udp port to use
* @param ttl - packet ttl
* @throws IOException
*/
public Jdpbroadcaster(InetAddress address,InetAddress srcAddress,int port,int ttl)
throws IOException,JdpException {
this.addr = address;
this.port = port;
ProtocolFamily family = (address instanceof Inet6Address)
? StandardProtocolFamily.INET6 : StandardProtocolFamily.INET;
channel = DatagramChannel.open(family);
channel.setoption(StandardSocketoptions.so_REUSEADDR,true);
channel.setoption(StandardSocketoptions.IP_MULTICAST_TTL,ttl);
// with srcAddress equal to null,this constructor do exactly the same as
// if srcAddress is not passed
if (srcAddress != null) {
// User requests particular interface to bind to
NetworkInterface interf = NetworkInterface.getByInetAddress(srcAddress);
try {
channel.bind(new InetSocketAddress(srcAddress,0));
} catch (UnsupportedAddresstypeException ex) {
throw new JdpException("Unable to bind to source address");
}
channel.setoption(StandardSocketoptions.IP_MULTICAST_IF,interf);
}
}
private static Map<RegistryKey,OptionKey> options() {
Map<RegistryKey,OptionKey> map =
new HashMap<RegistryKey,OptionKey>();
map.put(new RegistryKey(StandardSocketoptions.so_broADCAST,Net.UNSPEC),new OptionKey(1,6));
map.put(new RegistryKey(StandardSocketoptions.so_KEEPALIVE,9));
map.put(new RegistryKey(StandardSocketoptions.so_LINGER,13));
map.put(new RegistryKey(StandardSocketoptions.so_SNDBUF,7));
map.put(new RegistryKey(StandardSocketoptions.so_RCVBUF,8));
map.put(new RegistryKey(StandardSocketoptions.so_REUSEADDR,2));
map.put(new RegistryKey(StandardSocketoptions.TCP_NODELAY,new OptionKey(6,1));
map.put(new RegistryKey(StandardSocketoptions.IP_TOS,StandardProtocolFamily.INET),new OptionKey(0,1));
map.put(new RegistryKey(StandardSocketoptions.IP_MULTICAST_IF,32));
map.put(new RegistryKey(StandardSocketoptions.IP_MULTICAST_TTL,33));
map.put(new RegistryKey(StandardSocketoptions.IP_MULTICAST_LOOP,34));
map.put(new RegistryKey(StandardSocketoptions.IP_TOS,StandardProtocolFamily.INET6),new OptionKey(41,67));
map.put(new RegistryKey(StandardSocketoptions.IP_MULTICAST_IF,17));
map.put(new RegistryKey(StandardSocketoptions.IP_MULTICAST_TTL,18));
map.put(new RegistryKey(StandardSocketoptions.IP_MULTICAST_LOOP,19));
map.put(new RegistryKey(ExtendedSocketoption.so_OOBINLINE,10));
return map;
}
/**
* Create a new broadcaster
*
* @param address - multicast group address
* @param srcAddress - address of interface we should use to broadcast.
* @param port - udp port to use
* @param ttl - packet ttl
* @throws IOException
*/
public Jdpbroadcaster(InetAddress address,new OptionKey(SocketoptionLevel.socket,SocketoptionName.broadcast));
map.put(new RegistryKey(StandardSocketoptions.so_KEEPALIVE,SocketoptionName.KeepAlive));
map.put(new RegistryKey(StandardSocketoptions.so_LINGER,SocketoptionName.Linger));
map.put(new RegistryKey(StandardSocketoptions.so_SNDBUF,SocketoptionName.SendBuffer));
map.put(new RegistryKey(StandardSocketoptions.so_RCVBUF,SocketoptionName.ReceiveBuffer));
map.put(new RegistryKey(StandardSocketoptions.so_REUSEADDR,SocketoptionName.ReuseAddress));
map.put(new RegistryKey(StandardSocketoptions.TCP_NODELAY,new OptionKey(SocketoptionLevel.Tcp,SocketoptionName.NoDelay));
map.put(new RegistryKey(StandardSocketoptions.IP_TOS,new OptionKey(SocketoptionLevel.IP,SocketoptionName.TypeOfService));
map.put(new RegistryKey(StandardSocketoptions.IP_MULTICAST_IF,SocketoptionName.MulticastInterface));
map.put(new RegistryKey(StandardSocketoptions.IP_MULTICAST_TTL,SocketoptionName.IpTimetoLive));
map.put(new RegistryKey(StandardSocketoptions.IP_MULTICAST_LOOP,SocketoptionName.MulticastLoopback));
map.put(new RegistryKey(StandardSocketoptions.IP_TOS,new OptionKey(SocketoptionLevel.IPv6,ikvm.internal.Winsock.IPV6_TCLASS));
map.put(new RegistryKey(StandardSocketoptions.IP_MULTICAST_IF,SocketoptionName.MulticastLoopback));
map.put(new RegistryKey(ExtendedSocketoption.so_OOBINLINE,SocketoptionName.OutOfBandInline));
return map;
}
项目:bt
文件:AddressUtils.java
public static InetAddress getDefaultRoute(Class<? extends InetAddress> type) {
InetAddress target = null;
ProtocolFamily family = type == Inet6Address.class ? StandardProtocolFamily.INET6 : StandardProtocolFamily.INET;
try(DatagramChannel chan=DatagramChannel.open(family)) {
if(type == Inet4Address.class)
target = InetAddress.getByAddress(new byte[] {8,8,8});
if(type == Inet6Address.class)
target = InetAddress.getByName("2001:4860:4860::8888");
chan.connect(new InetSocketAddress(target,63));
InetSocketAddress soa = (InetSocketAddress) chan.getLocalAddress();
InetAddress local = soa.getAddress();
if(type.isinstance(local) && !local.isAnyLocalAddress())
return local;
return null;
} catch (IOException e) {
e.printstacktrace();
return null;
}
}
项目:bt
文件:OpentrackerLiveSync.java
@Override
public void start(Collection<DHT> dhts,ConfigReader config) {
try {
channel = DatagramChannel.open(StandardProtocolFamily.INET);
channel.setoption(StandardSocketoptions.IP_MULTICAST_TTL,1);
channel.setoption(StandardSocketoptions.so_REUSEADDR,true);
// we only need to send,not to receive,so need to bind to a specific port
channel.bind(new InetSocketAddress(0));
channel.connect(new InetSocketAddress(InetAddress.getByAddress(new byte[] {(byte) 224,23,5}),9696));
} catch (IOException e) {
e.printstacktrace();
return;
}
t.setDaemon(true);
t.setName("opentracker-sync");
t.start();
// OT-sync only supports ipv4 atm
dhts.stream().filter(d -> d.getType().PREFERRED_ADDRESS_TYPE == Inet4Address.class).forEach(d -> {
d.addIncomingMessageListener(this::incomingPacket);
});
}
public LocalServicediscoveryInfo(
Set<SocketChannelConnectionAcceptor> socketAcceptors,Collection<AnnounceGroup> announceGroups) {
this.localPorts = unmodifiableSet(collectLocalPorts(socketAcceptors));
Collection<NetworkInterface> networkInterfaces = new HashSet<>();
boolean acceptIP4 = false;
boolean acceptIP6 = false;
for (SocketChannelConnectionAcceptor acceptor : socketAcceptors) {
networkInterfaces.add(acceptor.getNetworkInterface());
InetSocketAddress address = acceptor.getLocalAddress();
ProtocolFamily protocolFamily = InternetProtocolUtils.getProtocolFamily(address.getAddress());
if (protocolFamily == StandardProtocolFamily.INET) {
acceptIP4 = true;
} else {
acceptIP6 = true;
}
if (acceptIP4 && acceptIP6) {
break; // no need to look further
}
}
this.compatibleGroups = unmodifiableCollection(collectCompatibleGroups(announceGroups,acceptIP4,acceptIP6));
this.networkInterfaces = unmodifiableCollection(networkInterfaces);
}
public DatagramBulkClient(String name,InetSocketAddress bindAddress,InetSocketAddress connectAddress,long limit,CyclicBarrier readBarrier,CyclicBarrier sentBarrier) throws IOException
{
this.channel = DatagramChannel.open(StandardProtocolFamily.INET);
this.channel.configureBlocking(true);
this.channel.bind(bindAddress);
if (LOGGER.isDebugEnabled()) {
LOGGER.debug("Bulk client {}: BIND<{}> CONNECT<{}>",new Object[]{name,bindAddress,connectAddress});
}
this.consumer = new Consumer(channel,name,limit,connectAddress,readBarrier);
this.producer = new Producer(channel,sentBarrier);
}
项目:parity-extras
文件:MarketData.java
public static MarketData open(NetworkInterface multicastInterface,InetSocketAddress multicastGroup,InetSocketAddress requestAddress,long instrument) throws IOException {
DatagramChannel channel = DatagramChannel.open(StandardProtocolFamily.INET);
channel.setoption(StandardSocketoptions.so_REUSEADDR,true);
channel.bind(new InetSocketAddress(multicastGroup.getPort()));
channel.join(multicastGroup.getAddress(),multicastInterface);
channel.configureBlocking(false);
DatagramChannel requestChannel = DatagramChannel.open(StandardProtocolFamily.INET);
requestChannel.configureBlocking(false);
return new MarketData(channel,requestChannel,requestAddress,instrument);
}
项目:mldht
文件:AddressUtils.java
public static InetAddress getDefaultRoute(Class<? extends InetAddress> type) {
InetAddress target = null;
ProtocolFamily family = type == Inet6Address.class ? StandardProtocolFamily.INET6 : StandardProtocolFamily.INET;
try(DatagramChannel chan=DatagramChannel.open(family)) {
if(type == Inet4Address.class)
target = InetAddress.getByAddress(new byte[] {8,63));
InetSocketAddress soa = (InetSocketAddress) chan.getLocalAddress();
InetAddress local = soa.getAddress();
if(type.isinstance(local) && !local.isAnyLocalAddress())
return local;
return null;
} catch (IOException e) {
e.printstacktrace();
return null;
}
}
项目:mldht
文件:OpentrackerLiveSync.java
@Override
public void start(Collection<DHT> dhts,9696));
} catch (IOException e) {
e.printstacktrace();
return;
}
t.setDaemon(true);
t.setName("opentracker-sync");
t.start();
// OT-sync only supports ipv4 atm
dhts.stream().filter(d -> d.getType().PREFERRED_ADDRESS_TYPE == Inet4Address.class).forEach(d -> {
d.addIncomingMessageListener(this::incomingPacket);
});
}
项目:wot_gateways
文件:BasicMulticastSocketHandler.java
public BasicMulticastSocketHandler(ChannelManager channelManager,InetAddress multicastIP) throws IOException {
logger.addAppender(new ConsoleAppender(new SimpleLayout()));
// ALL | DEBUG | INFO | WARN | ERROR | FATAL | OFF:
logger.setLevel(Level.WARN);
NetworkInterface interf = NetworkInterface.getByInetAddress(InetAddress.getLocalHost());
//NetworkInterface interf = NetworkInterface.getByName("eth0");
this.channelManager = channelManager;
mcastChannel = DatagramChannel.open(StandardProtocolFamily.INET);
mcastChannel.setoption(StandardSocketoptions.so_REUSEADDR,true);
mcastChannel.bind(new InetSocketAddress(port));
mcastChannel.setoption(StandardSocketoptions.IP_MULTICAST_IF,interf);
mcastChannel.join(multicastIP,interf);
mcastChannel.configureBlocking(false);
this.localPort = mcastChannel.socket().getLocalPort();
this.localAddr = multicastIP;
workerThread = new WorkerThread();
workerThread.start();
}
项目:openhab-ulux-binding
文件:UluxBinding.java
private void startListenerThread() {
try {
this.channel = DatagramChannel.open(StandardProtocolFamily.INET);
this.channel.socket().bind(configuration.getBindSocketAddress());
} catch (final IOException e) {
throw new UluxException("Could not open UDP port for listening!",e);
}
this.thread = new Thread(this);
this.thread.start();
this.audioChannel = new AudioChannel(configuration,providers);
this.audioChannel.start();
this.commandHandler.activate(audioChannel.getChannel(),channel,executorService);
this.stateUpdateHandler.activate(audioChannel.getChannel(),executorService);
}
public void start() {
this.audioSource = new AudioReceiver(configuration,providers);
this.audioSource.start();
try {
this.channel = DatagramChannel.open(StandardProtocolFamily.INET);
this.channel.socket().bind(configuration.getAudioSocketAddress());
} catch (final IOException e) {
throw new UluxException("Could not open UDP port for listening!",e);
}
this.listenerThread = new Thread(this,"u::Lux audio listener");
this.listenerThread.start();
// Todo AudioReceiver?
}
/**
* Public constructor
*
* @param id proposer id
* @param config path to config file
* @throws IOException
*/
public Acceptor(int id,String config) throws IOException{
this.ID = id;
if(Configuration.getConfiguration().isEmpty()){
Configuration.read(config);
}
NetworkInterface i = NetworkInterface.getByName(Configuration.getInterface());
channel = DatagramChannel.open(StandardProtocolFamily.INET)
.setoption(StandardSocketoptions.so_REUSEADDR,true)
.bind(Configuration.getGroup(paxosRole.Acceptor))
.setoption(StandardSocketoptions.IP_MULTICAST_IF,i);
channel.configureBlocking(false);
channel.join(Configuration.getGroup(paxosRole.Acceptor).getAddress(),i);
for(int n=0;n<threadCount;n++){
executer.execute(new AcceptorListener(this));
}
}
/**
* Public constructor
*
* @param id proposer id
* @param config path to config file
* @throws IOException
*/
public Learner(int id,String config) throws IOException{
this.ID = id;
if(Configuration.getConfiguration().isEmpty()){
Configuration.read(config);
}
NetworkInterface i = NetworkInterface.getByName(Configuration.getInterface());
this.channel = DatagramChannel.open(StandardProtocolFamily.INET)
.setoption(StandardSocketoptions.so_REUSEADDR,true)
.bind(Configuration.getGroup(paxosRole.Learner))
.setoption(StandardSocketoptions.IP_MULTICAST_IF,i);
this.channel.configureBlocking(false);
this.channel.join(Configuration.getGroup(paxosRole.Learner).getAddress(),i);
for(int n=0;n<threadCount;n++){
executer.execute(new LearnerListener(this));
}
writer.execute(new LearnerWriter(this));
}
Group(InetSocketAddress group_socket) throws IOException {
this.group_socket = group_socket;
if (group_socket.getAddress() instanceof Inet4Address) {
pf = StandardProtocolFamily.INET;
} else {
pf = StandardProtocolFamily.INET6;
}
InetAddress first_addrnetwork_interface = network_interface.getInterfaceAddresses().stream().map(inet -> {
return inet.getAddress();
}).filter(inet_addr -> {
return pf == StandardProtocolFamily.INET & inet_addr instanceof Inet4Address | pf == StandardProtocolFamily.INET6 & inet_addr instanceof Inet6Address;
}).findFirst().orElseThrow(() -> new IOException("Can't found IPv4/6 addr in a IPv6/4 link"));
bind_to = new InetSocketAddress(group_socket.getPort());
if (SystemUtils.IS_OS_WINDOWS) {
bind_to = new InetSocketAddress(first_addrnetwork_interface,group_socket.getPort());
}
}
项目:yass
文件:PriceReceiver.java
public static void main(final String... args) throws Exception {
final SimpleTransportSetup setup = new SimpleTransportSetup(
Config.MESSAGE_SERIALIZER,new Server(
Config.INITIATOR.priceListener.service(new PriceListener() {
@Override public void newPrices(final List<Price> prices) {
final Price price = prices.get(0);
System.out.println("received " + price.kind + ": " + price.value);
}
})
)
);
final DatagramChannel channel = DatagramChannel.open(StandardProtocolFamily.INET)
.setoption(StandardSocketoptions.so_REUSEADDR,true)
.bind(new InetSocketAddress(PriceSender.PORT));
final NetworkInterface networkInterface = NetworkInterface.getByInetAddress(InetAddress.getLocalHost());
channel.join(InetAddress.getByName(PriceSender.GROUP_BID),networkInterface);
channel.join(InetAddress.getByName(PriceSender.GROUP_ASK),networkInterface);
while (true) {
DatagramTransport.invoke(setup,128);
}
}
public static SocketBuffer create (ProtocolFamily family,int flags) {
int tpdu_length = Packet.SIZEOF_pgm_HEADER;
if (StandardProtocolFamily.INET6 == family)
tpdu_length += SIZEOF_SPM6_HEADER;
else
tpdu_length += SIZEOF_SPM_HEADER;
if (Packet.pgm_OPT_FIN == flags)
{
tpdu_length += Packet.SIZEOF_pgm_OPT_LENGTH;
/* End of session */
if (Packet.pgm_OPT_FIN == flags)
tpdu_length += Packet.SIZEOF_pgm_OPT_HEADER + Packet.SIZEOF_pgm_OPT_FIN;
}
SocketBuffer skb = new SocketBuffer (tpdu_length);
skb.setHeaderOffset (0);
skb.getHeader().setType (Packet.pgm_SPM);
skb.reserve (Packet.SIZEOF_pgm_HEADER);
return skb;
}
/**
* Create a new broadcaster
*
* @param address - multicast group address
* @param srcAddress - address of interface we should use to broadcast.
* @param port - udp port to use
* @param ttl - packet ttl
* @throws IOException
*/
public Jdpbroadcaster(InetAddress address,this constructor do exactly the same as
// if srcAddress is not passed
if (srcAddress != null) {
// User requests particular interface to bind to
NetworkInterface interf = NetworkInterface.getByInetAddress(srcAddress);
if (interf == null) {
throw new JdpException("Unable to get network interface for " + srcAddress.toString());
}
if (!interf.isUp()) {
throw new JdpException(interf.getName() + " is not up.");
}
if (!interf.supportsMulticast()) {
throw new JdpException(interf.getName() + " does not support multicast.");
}
try {
channel.bind(new InetSocketAddress(srcAddress,interf);
}
}
项目:bt
文件:AnnounceGroupChannel.java
private synchronized DatagramChannel getChannel() throws IOException {
if (channel == null || !channel.isopen()) {
if (shutdown.get()) {
throw new IllegalStateException("Channel has been shut down");
}
ProtocolFamily protocolFamily = InternetProtocolUtils.getProtocolFamily(group.getAddress().getAddress());
DatagramChannel _channel = selector.provider().openDatagramChannel(protocolFamily);
_channel.setoption(StandardSocketoptions.so_REUSEADDR,true);
// bind to any-local before setting TTL
int port = group.getAddress().getPort();
if (protocolFamily == StandardProtocolFamily.INET) {
_channel.bind(new InetSocketAddress(Inet4Address.getByName("0.0.0.0"),port));
} else {
_channel.bind(new InetSocketAddress(Inet6Address.getByName("[::]"),port));
}
int timetoLive = group.getTimetoLive();
if (timetoLive != 1) {
_channel.setoption(StandardSocketoptions.IP_MULTICAST_TTL,timetoLive);
}
for (NetworkInterface iface : networkInterfaces) {
_channel.join(group.getAddress().getAddress(),iface);
}
_channel.configureBlocking(false);
channel = _channel;
}
return channel;
}
项目:bt
文件:InternetProtocolUtils.java
/**
* @return {@link StandardProtocolFamily#INET} for IPv4 address or {@link StandardProtocolFamily#INET6} for IPv6 address
* @throws IllegalArgumentException if the address is neither IPv4 or IPv6
* @since 1.6
*/
public static ProtocolFamily getProtocolFamily(InetAddress address) {
if (address.getAddress().length == IP4_BYTES) {
return StandardProtocolFamily.INET;
} else if (address.getAddress().length == IP6_BYTES) {
return StandardProtocolFamily.INET6;
} else {
throw new IllegalArgumentException("Can't determine protocol family for address: " + address);
}
}
@Before
public void setUp() throws Exception {
reactor = new NioReactor();
crusher = DatagramCrusherBuilder.builder()
.withReactor(reactor)
.withBindAddress(ADDR_LOOPBACK6,PORT_DIRECT)
.withConnectAddress(ADDR_LOOPBACK6,PORT_PROXY)
.withProtocolFamily(StandardProtocolFamily.INET6)
.withCreationListener((addr) -> LOGGER.info("Client is created <{}>",addr))
.withDeletionListener((addr,byteMeters,packetMeters) -> LOGGER.info("Client is deleted <{}>",addr))
.buildAndopen();
}
@Before
public void setUp() throws Exception {
reactor = new NioReactor();
crusher = DatagramCrusherBuilder.builder()
.withReactor(reactor)
.withBindAddress(ADDR_LOOPBACK4,PORT_DIRECT)
.withConnectAddress(ADDR_LOOPBACK4,PORT_PROXY)
.withProtocolFamily(StandardProtocolFamily.INET)
.withCreationListener((addr) -> LOGGER.info("Client is created <{}>",addr))
.buildAndopen();
}
public DatagramBulkReflector(String name,CyclicBarrier readBarrier) throws IOException {
this.channel = DatagramChannel.open(StandardProtocolFamily.INET);
this.channel.configureBlocking(true);
this.channel.bind(bindAddress);
if (LOGGER.isDebugEnabled()) {
LOGGER.debug("Bulk reflector {}: BIND<{}>",bindAddress});
}
this.reflector = new Reflector(channel,readBarrier);
}
项目:angler
文件:ExampleApplication.java
private static DatagramChannel multicastListener(final InetAddress address,final int port) throws IOException
{
final NetworkInterface networkInterface = getMulticastCapableNetworkInterface();
final DatagramChannel channel = DatagramChannel.open(StandardProtocolFamily.INET);
channel.bind(new InetSocketAddress(address,port));
channel.setoption(StandardSocketoptions.so_REUSEADDR,true);
channel.setoption(StandardSocketoptions.IP_MULTICAST_IF,networkInterface);
channel.join(address,networkInterface);
return channel;
}
项目:angler
文件:ExampleApplication.java
项目:netty4.0.27Learn
文件:ProtocolFamilyConverter.java
/**
* Convert the {@link InternetProtocolFamily}. This MUST only be called on jdk version >= 7.
*/
public static ProtocolFamily convert(InternetProtocolFamily family) {
switch (family) {
case IPv4:
return StandardProtocolFamily.INET;
case IPv6:
return StandardProtocolFamily.INET6;
default:
throw new IllegalArgumentException();
}
}
项目:wot_gateways
文件:BasicMulticastSocketHandler.java
public BasicMulticastSocketHandler(ChannelManager channelManager)
throws IOException {
this.channelManager = channelManager;
mcastChannel = DatagramChannel.open(StandardProtocolFamily.INET);
mcastChannel.socket().bind(new InetSocketAddress(0)); // port can be 0,// then a free
// port is
// chosen
this.localPort = mcastChannel.socket().getLocalPort();
mcastChannel.configureBlocking(false);
workerThread = new WorkerThread();
workerThread.start();
}
private DatagramChannel createReceiveChannel() throws IOException {
final String nicName = properties.getProperty(PropertiesReader.NETWORK_INTERFACE);
final NetworkInterface networkInterface = getNetworkInterface(nicName);
final DatagramChannel channel = DatagramChannel.open(StandardProtocolFamily.INET);
channel.setoption(StandardSocketoptions.so_REUSEADDR,true)
.bind(new InetSocketAddress(ANNOUNCE_PORT))
.setoption(StandardSocketoptions.IP_MULTICAST_IF,networkInterface);
final InetAddress group = InetAddress.getByName(MULTICAST_GROUP);
channel.join(group,networkInterface);
return channel;
}
项目:eborp
文件:UdpDataSink.java
public UdpDataSink(ServerConfig serverConfig) {
System.out.println("opening UDP channel for sending");
try {
channel = DatagramChannel.open(StandardProtocolFamily.INET);
channel.connect(new InetSocketAddress(serverConfig.getInetAddress(),serverConfig.getPort()));
} catch (IOException e) {
throw new IllegalStateException("Unable to start UDP channel for sending",e);
}
}
项目:nls-net-ssdp
文件:SsdpChannel.java
private DatagramChannel createChannel(NetworkInterface networkIf,InetSocketAddress address,SsdpSelector selector)
throws IOException {
DatagramChannel channel = DatagramChannel.open(StandardProtocolFamily.INET)
.setoption(StandardSocketoptions.so_REUSEADDR,true)
.bind(address)
.setoption(StandardSocketoptions.IP_MULTICAST_IF,networkIf);
channel.join(SSDP_MCAST_ADDRESS.getAddress(),networkIf);
channel.configureBlocking(false);
selector.register(this,channel);
return channel;
}
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