Examples with PeerInfo snowblossom.proto.PeerInfo used on opensource projects

Example 1 with PeerInfo

use of snowblossom.proto.PeerInfo in project snowblossom by snowblossomcoin.

the class PeerUtil method isSane.

public static boolean isSane(PeerInfo a, NetworkParams params) {
    if (a.toByteString().size() > 16000)
        return false;
    if (a.getHost().length() < 1)
        return false;
    if (a.getHost().length() > 255)
        return false;
    if (a.getPort() <= 0)
        return false;
    if (a.getPort() > 65535)
        return false;
    if (!HexUtil.getSafeString(a.getHost()).equals(a.getHost()))
        return false;
    if (!HexUtil.getSafeString(a.getVersion()).equals(a.getVersion()))
        return false;
    if (a.getNodeId().size() > Globals.MAX_NODE_ID_SIZE)
        return false;
    if (a.getLastChecked() > System.currentTimeMillis())
        return false;
    if (a.getLastPassed() > System.currentTimeMillis())
        return false;
    if (a.getLearned() > System.currentTimeMillis())
        return false;
    if (a.getNodeSnowAddress().size() > Globals.ADDRESS_SPEC_HASH_LEN)
        return false;
    if (a.getTrustnetAddress().size() > Globals.ADDRESS_SPEC_HASH_LEN)
        return false;
    for (int shard_id : a.getShardIdSetList()) {
        if (shard_id < 0)
            return false;
        if (shard_id > params.getMaxShardId())
            return false;
    }
    // If there is a claim of a trustnet, it must be signed
    if (a.getTrustnetAddress().size() > 0) {
        try {
            SignedMessagePayload payload = MsgSigUtil.validateSignedMessage(a.getTrustnetSignedPeerInfo(), params);
            PeerInfo b = payload.getPeerInfo();
            AddressSpec claim = payload.getClaim();
            AddressSpecHash signed_by = AddressUtil.getHashForSpec(claim);
            if (!signed_by.equals(a.getTrustnetAddress()))
                return false;
            // At this point, the peer info has a signed version and it is signed by the claimed trustnet address
            if (!a.getHost().equals(b.getHost()))
                return false;
            if (a.getPort() != b.getPort())
                return false;
            if (ByteStringComparator.compareStatic(a.getNodeId(), b.getNodeId()) != 0)
                return false;
            if (ByteStringComparator.compareStatic(a.getNodeSnowAddress(), b.getNodeSnowAddress()) != 0)
                return false;
            if (ByteStringComparator.compareStatic(a.getTrustnetAddress(), b.getTrustnetAddress()) != 0)
                return false;
            TreeSet<Integer> a_set = new TreeSet<Integer>();
            a_set.addAll(a.getShardIdSetList());
            TreeSet<Integer> b_set = new TreeSet<Integer>();
            b_set.addAll(b.getShardIdSetList());
            if (!a_set.equals(b_set))
                return false;
        } catch (ValidationException e) {
            return false;
        }
    }
    return true;
}

Example 2 with PeerInfo

use of snowblossom.proto.PeerInfo in project snowblossom by snowblossomcoin.

the class PeerUtil method getPeerInfoFromUri.

public static PeerInfo getPeerInfoFromUri(String uri, NetworkParams params) {
    try {
        URI u = new URI(uri);
        String host = u.getHost();
        int port = u.getPort();
        String scheme = u.getScheme();
        if (scheme == null)
            scheme = "grpc";
        PeerInfo.Builder pi = PeerInfo.newBuilder();
        pi.setHost(host);
        if (scheme.equals("grpc")) {
            if (port == -1) {
                port = params.getDefaultPort();
            }
            pi.setConnectionType(PeerInfo.ConnectionType.GRPC_TCP);
        } else if (scheme.equals("grpc+tls")) {
            if (port == -1) {
                port = params.getDefaultTlsPort();
            }
            pi.setConnectionType(PeerInfo.ConnectionType.GRPC_TLS);
        } else {
            throw new Exception("Unknown scheme: " + scheme);
        }
        pi.setPort(port);
        return pi.build();
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
}