private static void setBenchmarkConfiguration(int udp_sender, int udp_receiver, boolean verbose) {
if (verbose) {
Logger.getLogger(Logger.GLOBAL_LOGGER_NAME).setLevel(Level.ALL);
for (Handler h : Logger.getLogger("").getHandlers()) h.setLevel(Level.ALL);
Logger.getLogger(UDPConnector.class.toString()).setLevel(Level.ALL);
} else {
Logger.getLogger(Logger.GLOBAL_LOGGER_NAME).setLevel(Level.SEVERE);
Logger.getLogger("").setLevel(Level.SEVERE);
}
// Network configuration optimal for performance benchmarks
NetworkConfig.createStandardWithoutFile()
// Disable deduplication OR strongly reduce lifetime
.setString(NetworkConfigDefaults.DEDUPLICATOR, NetworkConfigDefaults.NO_DEDUPLICATOR)
.setInt(NetworkConfigDefaults.EXCHANGE_LIFECYCLE, 1500)
.setInt(NetworkConfigDefaults.MARK_AND_SWEEP_INTERVAL, 2000)
// Increase buffer for network interface to 10 MB
.setInt(NetworkConfigDefaults.UDP_CONNECTOR_RECEIVE_BUFFER, 10 * 1024 * 1024)
.setInt(NetworkConfigDefaults.UDP_CONNECTOR_SEND_BUFFER, 10 * 1024 * 1024)
// Increase threads for receiving and sending packets through the socket
.setInt(NetworkConfigDefaults.UDP_CONNECTOR_RECEIVER_THREAD_COUNT, udp_receiver)
.setInt(NetworkConfigDefaults.UDP_CONNECTOR_SENDER_THREAD_COUNT, udp_sender)
// Disable message logging
.setBoolean(NetworkConfigDefaults.UDP_CONNECTOR_LOG_PACKETS, verbose);
}
@Override
public void run() {
LOGGER.info("Scheduling validation of expired endpoint: " + getContext());
validationTimer = new Timer();
validationTimer.schedule(
new ValidationTask(resource),
NetworkConfig.getStandard().getInt("RD_VALIDATION_TIMEOUT") * 1000);
}
/**
* Updates the endpoint parameters from POST and PUT requests.
*
* @param request A POST or PUT request with a {?et,lt,con} URI Template query and a Link Format
* payload.
*/
public boolean setParameters(Request request) {
LinkAttribute attr;
String newEndpointType = "";
int newLifeTime = NetworkConfig.getStandard().getInt("RD_DEFAULT_LIFETIME");
String newContext = "";
/*
* get lifetime from option query - only for PUT request.
*/
List<String> query = request.getOptions().getURIQueries();
for (String q : query) {
// FIXME Do not use Link attributes for URI template variables
attr = LinkAttribute.parse(q);
if (attr.getName().equals(LinkFormat.END_POINT_TYPE)) {
newEndpointType = attr.getValue();
}
if (attr.getName().equals(LinkFormat.LIFE_TIME)) {
newLifeTime = attr.getIntValue();
if (newLifeTime < 60) {
LOGGER.warning("Enforcing minimal RD lifetime of 60 seconds (was " + newLifeTime + ")");
newLifeTime = 60;
}
}
if (attr.getName().equals(LinkFormat.CONTEXT)) {
newContext = attr.getValue();
}
}
setEndpointType(newEndpointType);
setLifeTime(newLifeTime);
// TODO check with draft authors if update should be atomic
if (newContext.equals("")) {
context = "coap://" + request.getSource() + ":" + request.getSourcePort();
} else {
Request checkRequest = Request.newGet();
try {
checkRequest.setURI(context);
} catch (Exception e) {
LOGGER.warning(e.toString());
return false;
}
}
return updateEndpointResources(request.getPayloadString());
}
public TokenLayer(NetworkConfig config) {
if (config.getBoolean(NetworkConfigDefaults.USE_RANDOM_TOKEN_START))
counter = new AtomicInteger(new Random().nextInt());
else counter = new AtomicInteger(0);
}