Examples with RouterContext net.i2p.router.RouterContext used on opensource projects

Example 11 with RouterContext

use of net.i2p.router.RouterContext 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 12 with RouterContext

use of net.i2p.router.RouterContext in project i2p.i2p by i2p.

the class FloodfillMonitorJob method shouldBeFloodfill.

private boolean shouldBeFloodfill() {
    if (!SigType.ECDSA_SHA256_P256.isAvailable())
        return false;
    // Hidden trumps netDb.floodfillParticipant=true
    if (getContext().router().isHidden())
        return false;
    String enabled = getContext().getProperty(PROP_FLOODFILL_PARTICIPANT, "auto");
    if ("true".equals(enabled))
        return true;
    if ("false".equals(enabled))
        return false;
    // Only if not shutting down...
    if (getContext().router().gracefulShutdownInProgress())
        return false;
    // ARM ElG decrypt is too slow
    if (SystemVersion.isARM() || SystemVersion.isAndroid())
        return false;
    if (getContext().getBooleanProperty(UDPTransport.PROP_LAPTOP_MODE))
        return false;
    // need IPv4 - The setting is the same for both SSU and NTCP, so just take the SSU one
    if (TransportUtil.getIPv6Config(getContext(), "SSU") == TransportUtil.IPv6Config.IPV6_ONLY)
        return false;
    // need both transports
    if (!TransportManager.isNTCPEnabled(getContext()))
        return false;
    if (!getContext().getBooleanPropertyDefaultTrue(TransportManager.PROP_ENABLE_UDP))
        return false;
    if (getContext().commSystem().isInBadCountry())
        return false;
    String country = getContext().commSystem().getOurCountry();
    // anonymous proxy, satellite provider (not in bad country list)
    if ("a1".equals(country) || "a2".equals(country))
        return false;
    // Only if up a while...
    if (getContext().router().getUptime() < MIN_UPTIME)
        return false;
    RouterInfo ri = getContext().router().getRouterInfo();
    if (ri == null)
        return false;
    char bw = ri.getBandwidthTier().charAt(0);
    // Only if class M, N, O, P, X
    if (bw != Router.CAPABILITY_BW64 && bw != Router.CAPABILITY_BW128 && bw != Router.CAPABILITY_BW256 && bw != Router.CAPABILITY_BW512 && bw != Router.CAPABILITY_BW_UNLIMITED)
        return false;
    // This list will not include ourselves...
    List<Hash> floodfillPeers = _facade.getFloodfillPeers();
    long now = getContext().clock().now();
    // We know none at all! Must be our turn...
    if (floodfillPeers == null || floodfillPeers.isEmpty()) {
        _lastChanged = now;
        return true;
    }
    // Only change status every so often
    boolean wasFF = _facade.floodfillEnabled();
    if (_lastChanged + MIN_CHANGE_DELAY > now)
        return wasFF;
    // This is similar to the qualification we do in FloodOnlySearchJob.runJob().
    // Count the "good" ff peers.
    // 
    // Who's not good?
    // the unheard-from, unprofiled, failing, unreachable and banlisted ones.
    // We should hear from floodfills pretty frequently so set a 60m time limit.
    // If unprofiled we haven't talked to them in a long time.
    // We aren't contacting the peer directly, so banlist doesn't strictly matter,
    // but it's a bad sign, and we often banlist a peer before we fail it...
    // 
    // Future: use Integration calculation
    // 
    int ffcount = floodfillPeers.size();
    int failcount = 0;
    long before = now - 60 * 60 * 1000;
    for (Hash peer : floodfillPeers) {
        PeerProfile profile = getContext().profileOrganizer().getProfile(peer);
        if (profile == null || profile.getLastHeardFrom() < before || profile.getIsFailing() || getContext().banlist().isBanlisted(peer) || getContext().commSystem().wasUnreachable(peer))
            failcount++;
    }
    if (wasFF)
        ffcount++;
    int good = ffcount - failcount;
    boolean happy = getContext().router().getRouterInfo().getCapabilities().indexOf('R') >= 0;
    // TODO - limit may still be too high
    // For reference, the avg lifetime job lag on my Pi is 6.
    // Should we consider avg. dropped ff jobs?
    RateStat lagStat = getContext().statManager().getRate("jobQueue.jobLag");
    RateStat queueStat = getContext().statManager().getRate("router.tunnelBacklog");
    happy = happy && lagStat.getRate(60 * 60 * 1000L).getAvgOrLifetimeAvg() < 25;
    happy = happy && queueStat.getRate(60 * 60 * 1000L).getAvgOrLifetimeAvg() < 5;
    // Only if we're pretty well integrated...
    happy = happy && _facade.getKnownRouters() >= 400;
    happy = happy && getContext().commSystem().countActivePeers() >= 50;
    happy = happy && getContext().tunnelManager().getParticipatingCount() >= 25;
    happy = happy && Math.abs(getContext().clock().getOffset()) < 10 * 1000;
    // We need an address and no introducers
    if (happy) {
        RouterAddress ra = getContext().router().getRouterInfo().getTargetAddress("SSU");
        if (ra == null)
            happy = false;
        else {
            if (ra.getOption("ihost0") != null)
                happy = false;
        }
    }
    double elG = 0;
    RateStat stat = getContext().statManager().getRate("crypto.elGamal.decrypt");
    if (stat != null) {
        Rate rate = stat.getRate(60 * 60 * 1000L);
        if (rate != null) {
            elG = rate.getAvgOrLifetimeAvg();
            happy = happy && elG <= 40.0d;
        }
    }
    if (_log.shouldLog(Log.DEBUG)) {
        final RouterContext rc = getContext();
        final String log = String.format("FF criteria breakdown: happy=%b, capabilities=%s, maxLag=%d, known=%d, " + "active=%d, participating=%d, offset=%d, ssuAddr=%s ElG=%f", happy, rc.router().getRouterInfo().getCapabilities(), rc.jobQueue().getMaxLag(), _facade.getKnownRouters(), rc.commSystem().countActivePeers(), rc.tunnelManager().getParticipatingCount(), Math.abs(rc.clock().getOffset()), rc.router().getRouterInfo().getTargetAddress("SSU").toString(), elG);
        _log.debug(log);
    }
    // Too few, and we're reachable, let's volunteer
    if (good < MIN_FF && happy) {
        if (!wasFF) {
            _lastChanged = now;
            _log.logAlways(Log.INFO, "Only " + good + " ff peers and we want " + MIN_FF + " so we are becoming floodfill");
        }
        return true;
    }
    // Too many, or we aren't reachable, let's stop
    if (good > MAX_FF || (good > MIN_FF && !happy)) {
        if (wasFF) {
            _lastChanged = now;
            _log.logAlways(Log.INFO, "Have " + good + " ff peers and we need only " + MIN_FF + " to " + MAX_FF + " so we are disabling floodfill; reachable? " + happy);
        }
        return false;
    }
    if (_log.shouldLog(Log.INFO))
        _log.info("Have " + good + " ff peers, not changing, enabled? " + wasFF + "; reachable? " + happy);
    return wasFF;
}