Examples with RpcClient io.dingodb.raft.rpc.RpcClient used on opensource projects

Example 1 with RpcClient

use of io.dingodb.raft.rpc.RpcClient in project dingo by dingodb.

the class AbstractClientService method connect.

@Override
public boolean connect(final Endpoint endpoint) {
    final RpcClient rc = this.rpcClient;
    if (rc == null) {
        throw new IllegalStateException("Client service is uninitialized.");
    }
    if (isConnected(rc, endpoint)) {
        return true;
    }
    try {
        final RpcRequests.PingRequest req = // 
        RpcRequests.PingRequest.newBuilder().setSendTimestamp(// 
        System.currentTimeMillis()).build();
        final RpcRequests.ErrorResponse resp = (RpcRequests.ErrorResponse) rc.invokeSync(endpoint, req, this.rpcOptions.getRpcConnectTimeoutMs());
        return resp.getErrorCode() == 0;
    } catch (final InterruptedException e) {
        Thread.currentThread().interrupt();
        return false;
    } catch (final RemotingException e) {
        LOG.error("Fail to connect {}, remoting exception: {}.", endpoint, e.getMessage());
        return false;
    }
}

Example 2 with RpcClient

use of io.dingodb.raft.rpc.RpcClient in project dingo by dingodb.

the class AbstractClientService method invokeWithDone.

public <T extends Message> Future<Message> invokeWithDone(final Endpoint endpoint, final Message request, final InvokeContext ctx, final RpcResponseClosure<T> done, final int timeoutMs, final Executor rpcExecutor) {
    final RpcClient rc = this.rpcClient;
    final FutureImpl<Message> future = new FutureImpl<>();
    final Executor currExecutor = rpcExecutor != null ? rpcExecutor : this.rpcExecutor;
    try {
        if (rc == null) {
            future.failure(new IllegalStateException("Client service is uninitialized."));
            // should be in another thread to avoid dead locking.
            RpcUtils.runClosureInExecutor(currExecutor, done, new Status(RaftError.EINTERNAL, "Client service is uninitialized."));
            return future;
        }
        rc.invokeAsync(endpoint, request, ctx, new InvokeCallback() {

            @SuppressWarnings({ "unchecked", "ConstantConditions" })
            @Override
            public void complete(final Object result, final Throwable err) {
                if (future.isCancelled()) {
                    onCanceled(request, done);
                    return;
                }
                if (err == null) {
                    Status status = Status.OK();
                    Message msg;
                    if (result instanceof RpcRequests.ErrorResponse) {
                        status = handleErrorResponse((RpcRequests.ErrorResponse) result);
                        msg = (Message) result;
                    } else if (result instanceof Message) {
                        final Descriptors.FieldDescriptor fd = // 
                        ((Message) result).getDescriptorForType().findFieldByNumber(RpcResponseFactory.ERROR_RESPONSE_NUM);
                        if (fd != null && ((Message) result).hasField(fd)) {
                            final RpcRequests.ErrorResponse eResp = (RpcRequests.ErrorResponse) ((Message) result).getField(fd);
                            status = handleErrorResponse(eResp);
                            msg = eResp;
                        } else {
                            msg = (T) result;
                        }
                    } else {
                        msg = (T) result;
                    }
                    if (done != null) {
                        try {
                            if (status.isOk()) {
                                done.setResponse((T) msg);
                            }
                            done.run(status);
                        } catch (final Throwable t) {
                            LOG.error("Fail to run RpcResponseClosure, the request is {}.", request, t);
                        }
                    }
                    if (!future.isDone()) {
                        future.setResult(msg);
                    }
                } else {
                    if (done != null) {
                        try {
                            done.run(new Status(err instanceof InvokeTimeoutException ? RaftError.ETIMEDOUT : RaftError.EINTERNAL, "RPC exception:" + err.getMessage()));
                        } catch (final Throwable t) {
                            LOG.error("Fail to run RpcResponseClosure, the request is {}.", request, t);
                        }
                    }
                    if (!future.isDone()) {
                        future.failure(err);
                    }
                }
            }

            @Override
            public Executor executor() {
                return currExecutor;
            }
        }, timeoutMs <= 0 ? this.rpcOptions.getRpcDefaultTimeout() : timeoutMs);
    } catch (final InterruptedException e) {
        Thread.currentThread().interrupt();
        future.failure(e);
        // should be in another thread to avoid dead locking.
        RpcUtils.runClosureInExecutor(currExecutor, done, new Status(RaftError.EINTR, "Sending rpc was interrupted"));
    } catch (final RemotingException e) {
        future.failure(e);
        // should be in another thread to avoid dead locking.
        RpcUtils.runClosureInExecutor(currExecutor, done, new Status(RaftError.EINTERNAL, "Fail to send a RPC request:" + e.getMessage()));
    }
    return future;
}

Example 3 with RpcClient

use of io.dingodb.raft.rpc.RpcClient in project dingo by dingodb.

the class AbstractClientService method disconnect.

@Override
public boolean disconnect(final Endpoint endpoint) {
    final RpcClient rc = this.rpcClient;
    if (rc == null) {
        return true;
    }
    LOG.info("Disconnect from {}.", endpoint);
    rc.closeConnection(endpoint);
    return true;
}

Example 4 with RpcClient

use of io.dingodb.raft.rpc.RpcClient in project dingo by dingodb.

the class BoltRaftRpcFactory method createRpcClient.

@Override
public RpcClient createRpcClient(final ConfigHelper<RpcClient> helper) {
    final com.alipay.remoting.rpc.RpcClient boltImpl = new com.alipay.remoting.rpc.RpcClient();
    final RpcClient rpcClient = new BoltRpcClient(boltImpl);
    if (helper != null) {
        helper.config(rpcClient);
    }
    return rpcClient;
}