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

Example 46 with RouterInfo

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

the class ProfileOrganizer method isSelectable.

public boolean isSelectable(Hash peer) {
    NetworkDatabaseFacade netDb = _context.netDb();
    // the CLI shouldn't depend upon the netDb
    if (netDb == null)
        return true;
    if (_context.router() == null)
        return true;
    if ((_context.banlist() != null) && (_context.banlist().isBanlisted(peer))) {
        // never select a banlisted peer
        return false;
    }
    RouterInfo info = _context.netDb().lookupRouterInfoLocally(peer);
    if (null != info) {
        if (info.isHidden()) {
            if (_log.shouldLog(Log.WARN))
                _log.warn("Peer " + peer.toBase64() + " is marked as hidden, disallowing its use");
            return false;
        } else {
            boolean exclude = TunnelPeerSelector.shouldExclude(_context, info);
            if (exclude) {
                // _log.warn("Peer " + peer.toBase64() + " has capabilities or other stats suggesting we avoid it");
                return false;
            } else {
                // _log.info("Peer " + peer.toBase64() + " is locally known, allowing its use");
                return true;
            }
        }
    } else {
        // _log.warn("Peer " + peer.toBase64() + " is NOT locally known, disallowing its use");
        return false;
    }
}

Example 47 with RouterInfo

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

the class SingleLookupJob method runJob.

public void runJob() {
    Hash from = _dsrm.getFromHash();
    int limit = Math.min(_dsrm.getNumReplies(), MAX_TO_FOLLOW);
    for (int i = 0; i < limit; i++) {
        Hash peer = _dsrm.getReply(i);
        if (// us
        peer.equals(getContext().routerHash()))
            continue;
        if (// unusual?
        peer.equals(from))
            continue;
        RouterInfo ri = getContext().netDb().lookupRouterInfoLocally(peer);
        if (ri == null)
            getContext().jobQueue().addJob(new SingleSearchJob(getContext(), peer, from));
        else if (ri.getPublished() < getContext().clock().now() - 60 * 60 * 1000 || !FloodfillNetworkDatabaseFacade.isFloodfill(ri))
            getContext().jobQueue().addJob(new SingleSearchJob(getContext(), peer, peer));
    }
}

Example 48 with RouterInfo

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

the class CommSystemFacadeImpl method getCountry.

/**
 *  Uses the transport IP first because that lookup is fast,
 *  then the IP from the netDb.
 *
 *  As of 0.9.32, works only for literal IPs, returns null for host names.
 *
 *  @param peer not ourselves - use getOurCountry() for that
 *  @return two-letter lower-case country code or null
 */
@Override
public String getCountry(Hash peer) {
    byte[] ip = TransportImpl.getIP(peer);
    // if (ip != null && ip.length == 4)
    if (ip != null)
        return _geoIP.get(ip);
    RouterInfo ri = _context.netDb().lookupRouterInfoLocally(peer);
    if (ri == null)
        return null;
    ip = getValidIP(ri);
    if (ip != null)
        return _geoIP.get(ip);
    return null;
}

Example 49 with RouterInfo

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

the class CapacityCalculator method calc.

public static double calc(PeerProfile profile) {
    double capacity;
    if (tooOld(profile)) {
        capacity = 1;
    } else {
        RateStat acceptStat = profile.getTunnelCreateResponseTime();
        RateStat rejectStat = profile.getTunnelHistory().getRejectionRate();
        RateStat failedStat = profile.getTunnelHistory().getFailedRate();
        double capacity10m = estimateCapacity(acceptStat, rejectStat, failedStat, 10 * 60 * 1000);
        // if we actively know they're bad, who cares if they used to be good?
        if (capacity10m <= 0) {
            capacity = 0;
        } else {
            double capacity30m = estimateCapacity(acceptStat, rejectStat, failedStat, 30 * 60 * 1000);
            double capacity60m = estimateCapacity(acceptStat, rejectStat, failedStat, 60 * 60 * 1000);
            double capacity1d = estimateCapacity(acceptStat, rejectStat, failedStat, 24 * 60 * 60 * 1000);
            capacity = capacity10m * periodWeight(10 * 60 * 1000) + capacity30m * periodWeight(30 * 60 * 1000) + capacity60m * periodWeight(60 * 60 * 1000) + capacity1d * periodWeight(24 * 60 * 60 * 1000);
        }
    }
    // now take into account non-rejection tunnel rejections (which haven't
    // incremented the rejection counter, since they were only temporary)
    RouterContext context = profile.getContext();
    long now = context.clock().now();
    if (profile.getTunnelHistory().getLastRejectedTransient() > now - 5 * 60 * 1000)
        capacity = 1;
    else if (profile.getTunnelHistory().getLastRejectedProbabalistic() > now - 5 * 60 * 1000)
        capacity -= context.random().nextInt(5);
    // boost new profiles
    if (now - profile.getFirstHeardAbout() < 45 * 60 * 1000)
        capacity += BONUS_NEW;
    // boost connected peers
    if (profile.isEstablished())
        capacity += BONUS_ESTABLISHED;
    // boost same country
    if (profile.isSameCountry()) {
        double bonus = BONUS_SAME_COUNTRY;
        String b = context.getProperty(PROP_COUNTRY_BONUS);
        if (b != null) {
            try {
                bonus = Double.parseDouble(b);
            } catch (NumberFormatException nfe) {
            }
        }
        capacity += bonus;
    }
    // penalize unreachable peers
    if (profile.wasUnreachable())
        capacity -= PENALTY_UNREACHABLE;
    // credit non-floodfill to reduce conn limit issues at floodfills
    // TODO only if we aren't floodfill ourselves?
    RouterInfo ri = context.netDb().lookupRouterInfoLocally(profile.getPeer());
    if (!FloodfillNetworkDatabaseFacade.isFloodfill(ri))
        capacity += BONUS_NON_FLOODFILL;
    // a tiny tweak to break ties and encourage closeness, -.25 to +.25
    capacity -= profile.getXORDistance() * (BONUS_XOR / 128);
    capacity += profile.getCapacityBonus();
    if (capacity < 0)
        capacity = 0;
    return capacity;
}

Example 50 with RouterInfo

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

the class PersistRouterInfoJob method runJob.

public void runJob() {
    Log _log = getContext().logManager().getLog(PersistRouterInfoJob.class);
    if (_log.shouldLog(Log.DEBUG))
        _log.debug("Persisting updated router info");
    File infoFile = new File(getContext().getRouterDir(), CreateRouterInfoJob.INFO_FILENAME);
    RouterInfo info = getContext().router().getRouterInfo();
    FileOutputStream fos = null;
    synchronized (getContext().router().routerInfoFileLock) {
        try {
            fos = new SecureFileOutputStream(infoFile);
            info.writeBytes(fos);
        } catch (DataFormatException dfe) {
            _log.error("Error rebuilding the router information", dfe);
        } catch (IOException ioe) {
            _log.error("Error writing out the rebuilt router information", ioe);
        } finally {
            if (fos != null)
                try {
                    fos.close();
                } catch (IOException ioe) {
                }
        }
    }
}