Examples with DataFormatException net.i2p.data.DataFormatException used on opensource projects

Example 51 with DataFormatException

use of net.i2p.data.DataFormatException in project i2p.i2p by i2p.

the class SSUDemo method loadPeers.

private void loadPeers() {
    File infoDir = getInfoDir();
    if (!infoDir.exists())
        infoDir.mkdirs();
    while (true) {
        File[] peerFiles = infoDir.listFiles();
        if ((peerFiles != null) && (peerFiles.length > 0)) {
            for (int i = 0; i < peerFiles.length; i++) {
                if (peerFiles[i].isFile() && !peerFiles[i].isHidden()) {
                    if (!_us.routerHash().toBase64().equals(peerFiles[i].getName())) {
                        System.out.println("Reading info: " + peerFiles[i].getAbsolutePath());
                        try {
                            FileInputStream in = new FileInputStream(peerFiles[i]);
                            RouterInfo ri = new RouterInfo();
                            ri.readBytes(in);
                            peerRead(ri);
                        } catch (IOException ioe) {
                            System.err.println("Error reading " + peerFiles[i].getAbsolutePath());
                            ioe.printStackTrace();
                        } catch (DataFormatException dfe) {
                            System.err.println("Corrupt " + peerFiles[i].getAbsolutePath());
                            dfe.printStackTrace();
                        }
                    }
                }
            }
        }
        try {
            Thread.sleep(30 * 1000);
        } catch (InterruptedException ie) {
        }
    }
}

Example 52 with DataFormatException

use of net.i2p.data.DataFormatException 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 53 with DataFormatException

use of net.i2p.data.DataFormatException in project i2p.i2p by i2p.

the class KademliaNetworkDatabaseFacade method processStoreFailure.

/**
 *  If the validate fails, call this
 *  to determine if it was because of unsupported crypto.
 *
 *  If so, this will banlist-forever the router hash or permanently negative cache the dest hash,
 *  and then throw the exception. Otherwise it does nothing.
 *
 *  @throws UnsupportedCryptoException if that's why it failed.
 *  @since 0.9.16
 */
private void processStoreFailure(Hash h, DatabaseEntry entry) throws UnsupportedCryptoException {
    if (entry.getHash().equals(h)) {
        if (entry.getType() == DatabaseEntry.KEY_TYPE_LEASESET) {
            LeaseSet ls = (LeaseSet) entry;
            Destination d = ls.getDestination();
            Certificate c = d.getCertificate();
            if (c.getCertificateType() == Certificate.CERTIFICATE_TYPE_KEY) {
                try {
                    KeyCertificate kc = c.toKeyCertificate();
                    SigType type = kc.getSigType();
                    if (type == null || !type.isAvailable() || type.getBaseAlgorithm() == SigAlgo.RSA) {
                        failPermanently(d);
                        String stype = (type != null) ? type.toString() : Integer.toString(kc.getSigTypeCode());
                        if (_log.shouldLog(Log.WARN))
                            _log.warn("Unsupported sig type " + stype + " for destination " + h);
                        throw new UnsupportedCryptoException("Sig type " + stype);
                    }
                } catch (DataFormatException dfe) {
                }
            }
        } else if (entry.getType() == DatabaseEntry.KEY_TYPE_ROUTERINFO) {
            RouterInfo ri = (RouterInfo) entry;
            RouterIdentity id = ri.getIdentity();
            Certificate c = id.getCertificate();
            if (c.getCertificateType() == Certificate.CERTIFICATE_TYPE_KEY) {
                try {
                    KeyCertificate kc = c.toKeyCertificate();
                    SigType type = kc.getSigType();
                    if (type == null || !type.isAvailable()) {
                        String stype = (type != null) ? type.toString() : Integer.toString(kc.getSigTypeCode());
                        _context.banlist().banlistRouterForever(h, "Unsupported signature type " + stype);
                        if (_log.shouldLog(Log.WARN))
                            _log.warn("Unsupported sig type " + stype + " for router " + h);
                        throw new UnsupportedCryptoException("Sig type " + stype);
                    }
                } catch (DataFormatException dfe) {
                }
            }
        }
    }
    if (_log.shouldLog(Log.WARN))
        _log.warn("Verify fail, cause unknown: " + entry);
}

Example 54 with DataFormatException

use of net.i2p.data.DataFormatException in project i2p.i2p by i2p.

the class Router method locked_rebuildRouterInfo.

/**
 * Rebuild and republish our routerInfo since something significant
 * has changed.
 */
private void locked_rebuildRouterInfo(boolean blockingRebuild) {
    RouterInfo ri;
    if (_routerInfo != null)
        ri = new RouterInfo(_routerInfo);
    else
        ri = new RouterInfo();
    try {
        ri.setPublished(_context.clock().now());
        Properties stats = _context.statPublisher().publishStatistics();
        ri.setOptions(stats);
        // deadlock thru createAddresses() thru SSU REA... move outside lock?
        ri.setAddresses(_context.commSystem().createAddresses());
        SigningPrivateKey key = _context.keyManager().getSigningPrivateKey();
        if (key == null) {
            _log.log(Log.CRIT, "Internal error - signing private key not known? Impossible?");
            return;
        }
        ri.sign(key);
        setRouterInfo(ri);
        if (!ri.isValid())
            throw new DataFormatException("Our RouterInfo has a bad signature");
        Republish r = new Republish(_context);
        if (blockingRebuild)
            r.timeReached();
        else
            _context.simpleTimer2().addEvent(r, 0);
    } catch (DataFormatException dfe) {
        _log.log(Log.CRIT, "Internal error - unable to sign our own address?!", dfe);
    }
}

Example 55 with DataFormatException

use of net.i2p.data.DataFormatException 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) {
                }
        }
    }
}