Examples with PeerId io.dingodb.raft.entity.PeerId used on opensource projects

Example 26 with PeerId

use of io.dingodb.raft.entity.PeerId in project dingo by dingodb.

the class BaseCliRequestProcessor method processRequest.

@Override
public Message processRequest(T request, RpcRequestClosure done) {
    String groupId = getGroupId(request);
    String peerIdStr = getPeerId(request);
    PeerId peerId = null;
    if (!StringUtils.isBlank(peerIdStr)) {
        peerId = new PeerId();
        if (!peerId.parse(peerIdStr)) {
            return // 
            RpcFactoryHelper.responseFactory().newResponse(defaultResp(), RaftError.EINVAL, "Fail to parse peer: %s", peerIdStr);
        }
    }
    Status st = new Status();
    Node node = getNode(groupId, peerId, st);
    if (!st.isOk()) {
        return // 
        RpcFactoryHelper.responseFactory().newResponse(defaultResp(), st.getCode(), st.getErrorMsg());
    } else {
        return processRequest0(new CliRequestContext(node, groupId, peerId), request, done);
    }
}

Example 27 with PeerId

use of io.dingodb.raft.entity.PeerId in project dingo by dingodb.

the class ChangePeersRequestProcessor method processRequest0.

@Override
protected Message processRequest0(final CliRequestContext ctx, final CliRequests.ChangePeersRequest request, final RpcRequestClosure done) {
    final List<PeerId> oldConf = ctx.node.listPeers();
    final Configuration conf = new Configuration();
    for (final String peerIdStr : request.getNewPeersList()) {
        final PeerId peer = new PeerId();
        if (peer.parse(peerIdStr)) {
            conf.addPeer(peer);
        } else {
            return // 
            RpcFactoryHelper.responseFactory().newResponse(defaultResp(), RaftError.EINVAL, "Fail to parse peer id %s", peerIdStr);
        }
    }
    LOG.info("Receive ChangePeersRequest to {} from {}, new conf is {}", ctx.node.getNodeId(), done.getRpcCtx().getRemoteAddress(), conf);
    ctx.node.changePeers(conf, status -> {
        if (!status.isOk()) {
            done.run(status);
        } else {
            CliRequests.ChangePeersResponse.Builder rb = CliRequests.ChangePeersResponse.newBuilder();
            for (final PeerId peer : oldConf) {
                rb.addOldPeers(peer.toString());
            }
            for (final PeerId peer : conf) {
                rb.addNewPeers(peer.toString());
            }
            done.sendResponse(rb.build());
        }
    });
    return null;
}

Example 28 with PeerId

use of io.dingodb.raft.entity.PeerId in project dingo by dingodb.

the class V2Decoder method decode.

@Override
public LogEntry decode(final byte[] bs) {
    if (bs == null || bs.length < LogEntryV2CodecFactory.HEADER_SIZE) {
        return null;
    }
    int i = 0;
    for (; i < LogEntryV2CodecFactory.MAGIC_BYTES.length; i++) {
        if (bs[i] != LogEntryV2CodecFactory.MAGIC_BYTES[i]) {
            return null;
        }
    }
    if (bs[i++] != LogEntryV2CodecFactory.VERSION) {
        return null;
    }
    // Ignored reserved
    i += LogEntryV2CodecFactory.RESERVED.length;
    try {
        final LogOutter.PBLogEntry entry = LogOutter.PBLogEntry.parseFrom(ZeroByteStringHelper.wrap(bs, i, bs.length - i));
        final LogEntry log = new LogEntry();
        log.setType(entry.getType());
        log.getId().setIndex(entry.getIndex());
        log.getId().setTerm(entry.getTerm());
        if (entry.hasChecksum()) {
            log.setChecksum(entry.getChecksum());
        }
        if (entry.getPeersCount() > 0) {
            final List<PeerId> peers = new ArrayList<>(entry.getPeersCount());
            for (final ByteString bstring : entry.getPeersList()) {
                peers.add(JRaftUtils.getPeerId(AsciiStringUtil.unsafeDecode(bstring)));
            }
            log.setPeers(peers);
        }
        if (entry.getOldPeersCount() > 0) {
            final List<PeerId> peers = new ArrayList<>(entry.getOldPeersCount());
            for (final ByteString bstring : entry.getOldPeersList()) {
                peers.add(JRaftUtils.getPeerId(AsciiStringUtil.unsafeDecode(bstring)));
            }
            log.setOldPeers(peers);
        }
        if (entry.getLearnersCount() > 0) {
            final List<PeerId> peers = new ArrayList<>(entry.getLearnersCount());
            for (final ByteString bstring : entry.getLearnersList()) {
                peers.add(JRaftUtils.getPeerId(AsciiStringUtil.unsafeDecode(bstring)));
            }
            log.setLearners(peers);
        }
        if (entry.getOldLearnersCount() > 0) {
            final List<PeerId> peers = new ArrayList<>(entry.getOldLearnersCount());
            for (final ByteString bstring : entry.getOldLearnersList()) {
                peers.add(JRaftUtils.getPeerId(AsciiStringUtil.unsafeDecode(bstring)));
            }
            log.setOldLearners(peers);
        }
        final ByteString data = entry.getData();
        if (!data.isEmpty()) {
            log.setData(ByteBuffer.wrap(ZeroByteStringHelper.getByteArray(data)));
        }
        return log;
    } catch (final InvalidProtocolBufferException e) {
        LOG.error("Fail to decode pb log entry", e);
        return null;
    }
}

Example 29 with PeerId

use of io.dingodb.raft.entity.PeerId in project dingo by dingodb.

the class LogManagerImpl method oldConfFromMeta.

private Configuration oldConfFromMeta(final SnapshotMeta meta) {
    final Configuration oldConf = new Configuration();
    for (int i = 0; i < meta.getOldPeersCount(); i++) {
        final PeerId peer = new PeerId();
        peer.parse(meta.getOldPeers(i));
        oldConf.addPeer(peer);
    }
    for (int i = 0; i < meta.getOldLearnersCount(); i++) {
        final PeerId peer = new PeerId();
        peer.parse(meta.getOldLearners(i));
        oldConf.addLearner(peer);
    }
    return oldConf;
}

Example 30 with PeerId

use of io.dingodb.raft.entity.PeerId in project dingo by dingodb.

the class DefaultDingoRowStore method getLeaderByRegionEngine.

private Endpoint getLeaderByRegionEngine(final String regionId) {
    final RegionEngine regionEngine = getRegionEngine(regionId);
    if (regionEngine != null) {
        final PeerId leader = regionEngine.getLeaderId();
        if (leader != null) {
            final String raftGroupId = JRaftHelper.getJRaftGroupId(this.pdClient.getClusterName(), regionId);
            RouteTable.getInstance().updateLeader(raftGroupId, leader);
            return leader.getEndpoint();
        }
    }
    return null;
}