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

Example 36 with RouterInfo

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

the class SSUDemo method run.

public void run(boolean testNTCP) {
    String cfgFile = "router.config";
    Properties envProps = getEnv(testNTCP);
    Router r = new Router(cfgFile, envProps);
    r.runRouter();
    _us = r.getContext();
    setupHandlers();
    // wait for it to warm up a bit
    try {
        Thread.sleep(30 * 1000);
    } catch (InterruptedException ie) {
    }
    // now write out our ident and info
    RouterInfo myInfo = _us.router().getRouterInfo();
    storeMyInfo(myInfo);
    // look for any other peers written to the same directory, and send each
    // a single Foo message (0x0123), unless they've already contacted us first.
    // this call never returns
    loadPeers();
}

Example 37 with RouterInfo

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

the class RouterGenerator method createRouters.

private void createRouters(int numRouters, String outDir) {
    File dir = new File(outDir);
    if (!dir.exists())
        dir.mkdirs();
    int numSuccess = 0;
    for (int i = 1; numSuccess < numRouters; i++) {
        RouterInfo ri = createRouterInfo(i);
        String hash = ri.getIdentity().getHash().toBase64();
        if (!hash.startsWith("fwI")) {
            System.out.print(".");
            if ((i % 100) == 0)
                System.out.println();
            continue;
        }
        System.out.println("Router " + i + " created: \t" + hash);
        numSuccess++;
        FileOutputStream fos = null;
        try {
            fos = new FileOutputStream(new File(dir, "routerInfo-" + hash + ".dat"));
            ri.writeBytes(fos);
        } catch (Exception e) {
            System.err.println("Error writing router - " + e.getMessage());
            e.printStackTrace();
            return;
        } finally {
            if (fos != null)
                try {
                    fos.close();
                } catch (Exception e) {
                }
        }
    }
}

Example 38 with RouterInfo

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

the class HandleDatabaseLookupMessageJob method runJob.

public void runJob() {
    if (_log.shouldLog(Log.DEBUG))
        _log.debug("Handling database lookup message for " + _message.getSearchKey());
    Hash fromKey = _message.getFrom();
    if (_log.shouldLog(Log.DEBUG)) {
        if (_message.getReplyTunnel() != null)
            _log.debug("dbLookup received with replies going to " + fromKey + " (tunnel " + _message.getReplyTunnel() + ")");
    }
    // If we are hidden we should not get queries, log and return
    if (getContext().router().isHidden()) {
        if (_log.shouldLog(Log.WARN)) {
            _log.warn("Uninvited dbLookup received with replies going to " + fromKey + " (tunnel " + _message.getReplyTunnel() + ")");
        }
        return;
    }
    // i2pd bug?
    if (_message.getSearchKey().equals(Hash.FAKE_HASH)) {
        if (_log.shouldWarn())
            _log.warn("Zero lookup", new Exception());
        getContext().statManager().addRateData("netDb.DLMAllZeros", 1);
        return;
    }
    DatabaseLookupMessage.Type lookupType = _message.getSearchType();
    // only lookup once, then cast to correct type
    DatabaseEntry dbe = getContext().netDb().lookupLocally(_message.getSearchKey());
    if (dbe != null && dbe.getType() == DatabaseEntry.KEY_TYPE_LEASESET && (lookupType == DatabaseLookupMessage.Type.ANY || lookupType == DatabaseLookupMessage.Type.LS)) {
        LeaseSet ls = (LeaseSet) dbe;
        // We have to be very careful here to decide whether or not to send out the leaseSet,
        // to avoid anonymity vulnerabilities.
        // As this is complex, lots of comments follow...
        boolean isLocal = getContext().clientManager().isLocal(ls.getDestination());
        boolean shouldPublishLocal = isLocal && getContext().clientManager().shouldPublishLeaseSet(_message.getSearchKey());
        // true for received in a DatabaseStoreMessage unsolicited
        if (ls.getReceivedAsPublished()) {
            // Local leasesets are not handled here
            if (_log.shouldLog(Log.INFO))
                _log.info("We have the published LS " + _message.getSearchKey() + ", answering query");
            getContext().statManager().addRateData("netDb.lookupsMatchedReceivedPublished", 1);
            sendData(_message.getSearchKey(), ls, fromKey, _message.getReplyTunnel());
        } else if (shouldPublishLocal && answerAllQueries()) {
            // We are floodfill, and this is our local leaseset, and we publish it.
            // Only send it out if it is in our estimated keyspace.
            // For this, we do NOT use their dontInclude list as it can't be trusted
            // (i.e. it could mess up the closeness calculation)
            Set<Hash> closestHashes = getContext().netDb().findNearestRouters(_message.getSearchKey(), CLOSENESS_THRESHOLD, null);
            if (weAreClosest(closestHashes)) {
                // It's in our keyspace, so give it to them
                if (_log.shouldLog(Log.INFO))
                    _log.info("We have local LS " + _message.getSearchKey() + ", answering query, in our keyspace");
                getContext().statManager().addRateData("netDb.lookupsMatchedLocalClosest", 1);
                sendData(_message.getSearchKey(), ls, fromKey, _message.getReplyTunnel());
            } else {
                // Lie, pretend we don't have it
                if (_log.shouldLog(Log.INFO))
                    _log.info("We have local LS " + _message.getSearchKey() + ", NOT answering query, out of our keyspace");
                getContext().statManager().addRateData("netDb.lookupsMatchedLocalNotClosest", 1);
                Set<Hash> routerHashSet = getNearestRouters(lookupType);
                sendClosest(_message.getSearchKey(), routerHashSet, fromKey, _message.getReplyTunnel());
            }
        } else {
            // Lie, pretend we don't have it
            if (_log.shouldLog(Log.INFO))
                _log.info("We have LS " + _message.getSearchKey() + ", NOT answering query - local? " + isLocal + " shouldPublish? " + shouldPublishLocal + " RAP? " + ls.getReceivedAsPublished() + " RAR? " + ls.getReceivedAsReply());
            getContext().statManager().addRateData("netDb.lookupsMatchedRemoteNotClosest", 1);
            Set<Hash> routerHashSet = getNearestRouters(lookupType);
            sendClosest(_message.getSearchKey(), routerHashSet, fromKey, _message.getReplyTunnel());
        }
    } else if (dbe != null && dbe.getType() == DatabaseEntry.KEY_TYPE_ROUTERINFO && lookupType != DatabaseLookupMessage.Type.LS) {
        RouterInfo info = (RouterInfo) dbe;
        if (info.isCurrent(EXPIRE_DELAY)) {
            if ((info.isHidden()) || (isUnreachable(info) && !publishUnreachable())) {
                if (_log.shouldLog(Log.DEBUG))
                    _log.debug("Not answering a query for a netDb peer who isn't reachable");
                Set<Hash> us = Collections.singleton(getContext().routerHash());
                sendClosest(_message.getSearchKey(), us, fromKey, _message.getReplyTunnel());
            } else {
                // send that routerInfo to the _message.getFromHash peer
                if (_log.shouldLog(Log.DEBUG))
                    _log.debug("We do have key " + _message.getSearchKey() + " locally as a router info.  sending to " + fromKey);
                sendData(_message.getSearchKey(), info, fromKey, _message.getReplyTunnel());
            }
        } else {
            // expired locally - return closest peer hashes
            Set<Hash> routerHashSet = getNearestRouters(lookupType);
            if (_log.shouldLog(Log.DEBUG))
                _log.debug("Expired " + _message.getSearchKey() + " locally.  sending back " + routerHashSet.size() + " peers to " + fromKey);
            sendClosest(_message.getSearchKey(), routerHashSet, fromKey, _message.getReplyTunnel());
        }
    } else {
        // not found locally - return closest peer hashes
        Set<Hash> routerHashSet = getNearestRouters(lookupType);
        if (_log.shouldLog(Log.DEBUG))
            _log.debug("We do not have key " + _message.getSearchKey() + " locally.  sending back " + routerHashSet.size() + " peers to " + fromKey);
        sendClosest(_message.getSearchKey(), routerHashSet, fromKey, _message.getReplyTunnel());
    }
}

Example 39 with RouterInfo

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

the class PublishLocalRouterInfoJob method runJob.

public void runJob() {
    long last = getContext().netDb().getLastRouterInfoPublishTime();
    long now = getContext().clock().now();
    if (last + MIN_PUBLISH_DELAY > now) {
        long delay = getDelay();
        requeue(last + delay - now);
        return;
    }
    RouterInfo oldRI = getContext().router().getRouterInfo();
    if (_log.shouldLog(Log.DEBUG))
        _log.debug("Old routerInfo contains " + oldRI.getAddresses().size() + " addresses and " + oldRI.getOptionsMap().size() + " options");
    try {
        List<RouterAddress> oldAddrs = new ArrayList<RouterAddress>(oldRI.getAddresses());
        List<RouterAddress> newAddrs = getContext().commSystem().createAddresses();
        int count = _runCount.incrementAndGet();
        RouterInfo ri = new RouterInfo(oldRI);
        if (_notFirstTime && (count % 4) != 0 && oldAddrs.size() == newAddrs.size()) {
            // 3 times out of 4, we don't republish if everything is the same...
            // If something changed, including the cost, then publish,
            // otherwise don't.
            String newcaps = getContext().router().getCapabilities();
            boolean different = !oldRI.getCapabilities().equals(newcaps);
            if (!different) {
                Comparator<RouterAddress> comp = new AddrComparator();
                Collections.sort(oldAddrs, comp);
                Collections.sort(newAddrs, comp);
                for (int i = 0; i < oldAddrs.size(); i++) {
                    // deepEquals() includes cost
                    if (!oldAddrs.get(i).deepEquals(newAddrs.get(i))) {
                        different = true;
                        break;
                    }
                }
                if (!different) {
                    if (_log.shouldLog(Log.INFO))
                        _log.info("Not republishing early because costs and caps and addresses are the same");
                    requeue(getDelay());
                    return;
                }
            }
            if (_log.shouldLog(Log.INFO))
                _log.info("Republishing early because addresses or costs or caps have changed -" + " oldCaps: " + oldRI.getCapabilities() + " newCaps: " + newcaps + " old:\n" + oldAddrs + "\nnew:\n" + newAddrs);
        }
        ri.setPublished(getContext().clock().now());
        Properties stats = getContext().statPublisher().publishStatistics();
        ri.setOptions(stats);
        ri.setAddresses(newAddrs);
        SigningPrivateKey key = getContext().keyManager().getSigningPrivateKey();
        if (key == null) {
            _log.log(Log.CRIT, "Internal error - signing private key not known?  rescheduling publish for 30s");
            requeue(30 * 1000);
            return;
        }
        ri.sign(key);
        getContext().router().setRouterInfo(ri);
        if (_log.shouldLog(Log.INFO))
            _log.info("Newly updated routerInfo is published with " + stats.size() + "/" + ri.getOptionsMap().size() + " options on " + new Date(ri.getPublished()));
        try {
            // This won't really publish until the netdb is initialized.
            getContext().netDb().publish(ri);
        } catch (IllegalArgumentException iae) {
            _log.log(Log.CRIT, "Error publishing our identity - corrupt? Restart required", iae);
            getContext().router().rebuildNewIdentity();
        }
    } catch (DataFormatException dfe) {
        _log.error("Error signing the updated local router info!", dfe);
    }
    if (_notFirstTime) {
        requeue(getDelay());
    } else {
        requeue(FIRST_TIME_DELAY);
        _notFirstTime = true;
    }
}

Example 40 with RouterInfo

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

the class KademliaNetworkDatabaseFacade method restart.

public synchronized void restart() {
    _dbDir = _context.router().getConfigSetting(PROP_DB_DIR);
    if (_dbDir == null) {
        _log.info("No DB dir specified [" + PROP_DB_DIR + "], using [" + DEFAULT_DB_DIR + "]");
        _dbDir = DEFAULT_DB_DIR;
    }
    _ds.restart();
    _exploreKeys.clear();
    _initialized = true;
    RouterInfo ri = _context.router().getRouterInfo();
    publish(ri);
}