Examples with RouterInfo net.i2p.data.router.RouterInfo used on opensource projects

Example 76 with RouterInfo

use of net.i2p.data.router.RouterInfo in project i2p.i2p by i2p.

the class UDPFlooder method run.

public void run() {
    long nextSend = _context.clock().now();
    while (_alive) {
        try {
            synchronized (_peers) {
                if (_peers.isEmpty())
                    _peers.wait();
            }
        } catch (InterruptedException ie) {
        }
        long now = _context.clock().now();
        if (now >= nextSend) {
            // peers always grows, so this is fairly safe
            for (int i = 0; i < _peers.size(); i++) {
                PeerState peer = _peers.get(i);
                DataMessage m = new DataMessage(_context);
                // new byte[4096];
                byte[] data = _floodData;
                // _context.random().nextBytes(data);
                m.setData(data);
                m.setMessageExpiration(_context.clock().now() + 10 * 1000);
                m.setUniqueId(_context.random().nextLong(I2NPMessage.MAX_ID_VALUE));
                if (true) {
                    RouterInfo to = _context.netDb().lookupRouterInfoLocally(peer.getRemotePeer());
                    if (to == null)
                        continue;
                    OutNetMessage msg = new OutNetMessage(_context, m, m.getMessageExpiration(), 500, to);
                    // warning, getStatLog() can be null
                    // _context.statManager().getStatLog().addData(peer.getRemotePeer().toBase64().substring(0,6), "udp.floodDataSent", 1, 0);
                    _transport.send(msg);
                } else {
                    _transport.send(m, peer);
                }
            }
            nextSend = now + calcFloodDelay();
        }
        long delay = nextSend - now;
        if (delay > 0) {
            if (delay > 10 * 1000) {
                long fd = calcFloodDelay();
                if (delay > fd) {
                    nextSend = now + fd;
                    delay = fd;
                }
            }
            try {
                Thread.sleep(delay);
            } catch (InterruptedException ie) {
            }
        }
    }
}

Example 77 with RouterInfo

use of net.i2p.data.router.RouterInfo in project i2p.i2p by i2p.

the class RouterITBase method routerClassSetup.

@BeforeClass
public static void routerClassSetup() {
    // order of these matters
    Router r = new Router();
    _context = new RouterContext(r);
    _context.initAll();
    r.runRouter();
    RouterIdentity rIdentity = new TestRouterIdentity();
    RouterInfo rInfo = new RouterInfo();
    rInfo.setIdentity(rIdentity);
    r.setRouterInfo(rInfo);
    _config = prepareConfig(8);
}

Example 78 with RouterInfo

use of net.i2p.data.router.RouterInfo in project i2p.i2p by i2p.

the class DatabaseStoreMessageTest method createDataStructure.

public DataStructure createDataStructure() throws DataFormatException {
    DatabaseStoreMessage msg = new DatabaseStoreMessage(I2PAppContext.getGlobalContext());
    RouterInfo info = (RouterInfo) new RouterInfoTest().createDataStructure();
    msg.setMessageExpiration(Clock.getInstance().now());
    msg.setUniqueId(666);
    msg.setEntry(info);
    return msg;
}

Example 79 with RouterInfo

use of net.i2p.data.router.RouterInfo in project i2p.i2p by i2p.

the class DummyNetworkDatabaseFacade method startup.

public void startup() {
    RouterInfo info = _context.router().getRouterInfo();
    _routers.put(info.getIdentity().getHash(), info);
}

Example 80 with RouterInfo

use of net.i2p.data.router.RouterInfo in project i2p.i2p by i2p.

the class OutboundClientMessageOneShotJob method getNextLease.

/**
 *  Choose a lease from his leaseset to send the message to. Sets _lease.
 *  Sets _wantACK if it's new or changed.
 *  @return success
 */
private boolean getNextLease() {
    // set in runJob if found locally
    if (_leaseSet == null) {
        _leaseSet = getContext().netDb().lookupLeaseSetLocally(_to.calculateHash());
        if (_leaseSet == null) {
            // shouldn't happen
            if (_log.shouldLog(Log.WARN))
                _log.warn(getJobId() + ": Lookup locally didn't find the leaseSet for " + _toString);
            return false;
        }
    }
    // Use the same lease if it's still good
    // Even if _leaseSet changed, _leaseSet.getEncryptionKey() didn't...
    _lease = _cache.leaseCache.get(_hashPair);
    if (_lease != null) {
        // if outbound tunnel length == 0 && lease.firsthop.isBacklogged() don't use it ??
        if (!_lease.isExpired(Router.CLOCK_FUDGE_FACTOR / 4)) {
            // it (due to failure for example) we won't continue to use it.
            for (int i = 0; i < _leaseSet.getLeaseCount(); i++) {
                Lease lease = _leaseSet.getLease(i);
                // if (_lease.equals(lease)) {
                if (_lease.getTunnelId().equals(lease.getTunnelId()) && _lease.getGateway().equals(lease.getGateway())) {
                    if (_log.shouldLog(Log.INFO))
                        _log.info(getJobId() + ": Found in cache - lease for " + _toString);
                    return true;
                }
            }
        }
        // remove only if still equal to _lease (concurrent)
        _cache.leaseCache.remove(_hashPair, _lease);
        if (_log.shouldLog(Log.INFO))
            _log.info(getJobId() + ": Expired from cache - lease for " + _toString);
    }
    // get the possible leases
    List<Lease> leases = new ArrayList<Lease>(_leaseSet.getLeaseCount());
    // first try to get ones that really haven't expired
    for (int i = 0; i < _leaseSet.getLeaseCount(); i++) {
        Lease lease = _leaseSet.getLease(i);
        if (!lease.isExpired(Router.CLOCK_FUDGE_FACTOR / 4))
            leases.add(lease);
    }
    if (leases.isEmpty()) {
        // try again with a fudge factor
        for (int i = 0; i < _leaseSet.getLeaseCount(); i++) {
            Lease lease = _leaseSet.getLease(i);
            if (!lease.isExpired(Router.CLOCK_FUDGE_FACTOR))
                leases.add(lease);
        }
    }
    if (leases.isEmpty()) {
        if (_log.shouldLog(Log.INFO))
            _log.info(getJobId() + ": No leases found from: " + _leaseSet);
        return false;
    }
    // randomize the ordering (so leases with equal # of failures per next
    // sort are randomly ordered)
    Collections.shuffle(leases, getContext().random());
    // Avoid a lease on a gateway we think is unreachable, if possible
    for (int i = 0; i < leases.size(); i++) {
        Lease l = leases.get(i);
        /**
         ***  Anonymity concerns with this, as the dest could act unreachable just to us, then
         ***  look at our lease selection.
         ***  Let's just look at whether the gw thinks it is unreachable instead -
         ***  unfortunately the "U" is rarely seen.
         *            if (!getContext().commSystem().wasUnreachable(l.getGateway())) {
         **
         */
        RouterInfo ri = getContext().netDb().lookupRouterInfoLocally(l.getGateway());
        if (ri == null || ri.getCapabilities().indexOf(Router.CAPABILITY_UNREACHABLE) < 0) {
            _lease = l;
            break;
        }
        if (_log.shouldLog(Log.WARN))
            _log.warn(getJobId() + ": Skipping unreachable gateway " + l.getGateway() + " for " + _toString);
    }
    if (_lease == null) {
        _lease = leases.get(0);
        if (_log.shouldLog(Log.WARN))
            _log.warn(getJobId() + ": All leases are unreachable for " + _toString);
    }
    _cache.leaseCache.put(_hashPair, _lease);
    if (_log.shouldLog(Log.INFO))
        _log.info(getJobId() + ": Added to cache - lease for " + _toString);
    _wantACK = true;
    return true;
}