@Before
public void setupServer() {
try {
System.out.println("\nStart " + getClass().getSimpleName());
EndpointManager.clear();
CoAPEndpoint endpoint = new CoAPEndpoint();
server = new CoapServer();
server.addEndpoint(endpoint);
server.add(
new CoapResource(ACC_RESOURCE) {
public void handlePOST(CoapExchange exchange) {
exchange.accept();
System.out.println("gotit");
exchange.respond(SERVER_RESPONSE);
}
});
server.add(
new CoapResource(NO_ACC_RESOURCE) {
public void handlePOST(CoapExchange exchange) {
exchange.respond(SERVER_RESPONSE);
}
});
server.start();
serverPort = endpoint.getAddress().getPort();
} catch (Throwable t) {
t.printStackTrace();
}
}
public void destroy() {
// Destroy server
coapServer.destroy();
// Destroy registries
if (clientRegistry instanceof Destroyable) {
((Destroyable) clientRegistry).destroy();
}
if (securityRegistry instanceof Destroyable) {
((Destroyable) securityRegistry).destroy();
}
if (observationRegistry instanceof Destroyable) {
((Destroyable) observationRegistry).destroy();
}
LOG.info("LW-M2M server destroyed");
}
@Override
public void stop() {
// Stop server
coapServer.stop();
// Start registries
if (clientRegistry instanceof Stoppable) {
((Stoppable) clientRegistry).stop();
}
if (securityRegistry instanceof Stoppable) {
((Stoppable) securityRegistry).stop();
}
if (observationRegistry instanceof Stoppable) {
((Stoppable) observationRegistry).stop();
}
LOG.info("LW-M2M server stopped");
}
public static void main(String[] args) throws Exception {
System.out.println("Californium (Cf) Observe Benchmark Client");
System.out.println("(c) 2015, Institute for Pervasive Computing, ETH Zurich");
System.out.println();
System.out.println("This machine has " + CORES + " cores");
System.out.println("Operating system: " + OS);
String address = null;
int port = DEFAULT_PORT;
int udp_sender = DEFAULT_SENDER_COUNT;
int udp_receiver = DEFAULT_RECEIVER_COUNT;
int protocol_threads = DEFAULT_PROTOCOL_STAGE_THREAD_COUNT;
boolean verbose = false;
boolean use_executor = false;
// Parse input
if (args.length > 0) {
int index = 0;
while (index < args.length) {
String arg = args[index];
if ("-usage".equals(arg) || "-help".equals(arg) || "-h".equals(arg) || "-?".equals(arg)) {
printUsage();
} else if ("-t".equals(arg)) {
protocol_threads = Integer.parseInt(args[index + 1]);
} else if ("-s".equals(arg)) {
udp_sender = Integer.parseInt(args[index + 1]);
} else if ("-r".equals(arg)) {
udp_receiver = Integer.parseInt(args[index + 1]);
} else if ("-p".equals(arg)) {
port = Integer.parseInt(args[index + 1]);
} else if ("-a".equals(arg)) {
address = args[index + 1];
} else if ("-v".equals(arg)) {
verbose = true;
} else if ("-use-executor".equals(arg)) {
use_executor = true;
} else {
System.err.println("Unknwon arg " + arg);
printUsage();
}
index += 2;
}
}
// Parse address
InetAddress addr = address != null ? InetAddress.getByName(address) : null;
InetSocketAddress sockAddr = new InetSocketAddress((InetAddress) addr, port);
setBenchmarkConfiguration(udp_sender, udp_receiver, verbose);
// Create server
CoapServer server = new CoapServer();
if (use_executor) {
System.out.println("Using a scheduled thread pool with " + protocol_threads + " workers");
server.setExecutor(Executors.newScheduledThreadPool(protocol_threads));
}
System.out.println("Number of receiver/sender threads: " + udp_receiver + "/" + udp_sender);
server.add(new AnnounceResource("announce"));
server.addEndpoint(new CoapEndpoint(sockAddr));
server.start();
System.out.println("Observe benchmark announcement server listening on " + sockAddr);
}
/**
* Initialize a server which will bind to the specified address and port.
*
* @param localAddress the address to bind the CoAP server.
* @param localAddressSecure the address to bind the CoAP server for DTLS connection.
* @param privateKey for RPK authentication mode
* @param publicKey for RPK authentication mode
*/
public LeshanServer(
InetSocketAddress localAddress,
InetSocketAddress localAddressSecure,
final ClientRegistry clientRegistry,
final SecurityRegistry securityRegistry,
final ObservationRegistry observationRegistry,
final LwM2mModelProvider modelProvider) {
Validate.notNull(localAddress, "IP address cannot be null");
Validate.notNull(localAddressSecure, "Secure IP address cannot be null");
Validate.notNull(clientRegistry, "clientRegistry cannot be null");
Validate.notNull(securityRegistry, "securityRegistry cannot be null");
Validate.notNull(observationRegistry, "observationRegistry cannot be null");
Validate.notNull(modelProvider, "modelProvider cannot be null");
// Init registries
this.clientRegistry = clientRegistry;
this.securityRegistry = securityRegistry;
this.observationRegistry = observationRegistry;
this.modelProvider = modelProvider;
// Cancel observations on client unregistering
this.clientRegistry.addListener(
new ClientRegistryListener() {
@Override
public void updated(final Client clientUpdated) {}
@Override
public void unregistered(final Client client) {
LeshanServer.this.observationRegistry.cancelObservations(client);
}
@Override
public void registered(final Client client) {}
});
// default endpoint
coapServer = new CoapServer();
final Endpoint endpoint = new CoAPEndpoint(localAddress);
coapServer.addEndpoint(endpoint);
// secure endpoint
DTLSConnector connector = new DTLSConnector(localAddressSecure);
connector
.getConfig()
.setPskStore(new LwM2mPskStore(this.securityRegistry, this.clientRegistry));
PrivateKey privateKey = this.securityRegistry.getServerPrivateKey();
PublicKey publicKey = this.securityRegistry.getServerPublicKey();
if (privateKey != null && publicKey != null) {
connector.getConfig().setPrivateKey(privateKey, publicKey);
// TODO this should be automatically done by scandium
connector.getConfig().setPreferredCipherSuite(CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8);
} else {
// TODO this should be automatically done by scandium
connector.getConfig().setPreferredCipherSuite(CipherSuite.TLS_PSK_WITH_AES_128_CCM_8);
}
final Endpoint secureEndpoint = new SecureEndpoint(connector);
coapServer.addEndpoint(secureEndpoint);
// define /rd resource
final RegisterResource rdResource =
new RegisterResource(new RegistrationHandler(this.clientRegistry, this.securityRegistry));
coapServer.add(rdResource);
// create sender
final Set<Endpoint> endpoints = new HashSet<>();
endpoints.add(endpoint);
endpoints.add(secureEndpoint);
requestSender =
new CaliforniumLwM2mRequestSender(
endpoints, this.clientRegistry, this.observationRegistry, modelProvider);
}
@After
public void after() {
server.destroy();
System.out.println("End " + getClass().getSimpleName());
}
