Examples with ChannelFutureListener org.apache.flink.shaded.netty4.io.netty.channel.ChannelFutureListener used on opensource projects

Example 16 with ChannelFutureListener

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelFutureListener in project redisson by redisson.

the class MasterSlaveEntry method slaveDown.

private boolean slaveDown(ClientConnectionsEntry entry, boolean temporaryDown) {
    // add master as slave if no more slaves available
    if (config.getReadMode() == ReadMode.SLAVE && slaveBalancer.getAvailableClients() == 0) {
        InetSocketAddress addr = masterEntry.getClient().getAddr();
        if (slaveUp(addr.getHostName(), addr.getPort(), FreezeReason.SYSTEM)) {
            log.info("master {}:{} used as slave", addr.getHostName(), addr.getPort());
        }
    }
    // close all connections
    while (true) {
        final RedisConnection connection = entry.pollConnection();
        if (connection == null) {
            break;
        }
        connection.closeAsync().addListener(new ChannelFutureListener() {

            @Override
            public void operationComplete(ChannelFuture future) throws Exception {
                reattachBlockingQueue(connection);
            }
        });
    }
    // close all pub/sub connections
    while (true) {
        RedisPubSubConnection connection = entry.pollSubscribeConnection();
        if (connection == null) {
            break;
        }
        connection.closeAsync();
    }
    for (RedisPubSubConnection connection : entry.getAllSubscribeConnections()) {
        reattachPubSub(connection, temporaryDown);
    }
    entry.getAllSubscribeConnections().clear();
    return true;
}

Example 17 with ChannelFutureListener

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelFutureListener in project redisson by redisson.

the class RedisClient method connectPubSubAsync.

public RFuture<RedisPubSubConnection> connectPubSubAsync() {
    final RPromise<RedisPubSubConnection> f = new RedissonPromise<RedisPubSubConnection>();
    ChannelFuture channelFuture = bootstrap.connect();
    channelFuture.addListener(new ChannelFutureListener() {

        @Override
        public void operationComplete(final ChannelFuture future) throws Exception {
            if (future.isSuccess()) {
                final RedisPubSubConnection c = new RedisPubSubConnection(RedisClient.this, future.channel());
                bootstrap.group().execute(new Runnable() {

                    public void run() {
                        if (!f.trySuccess(c)) {
                            c.closeAsync();
                        }
                    }
                });
            } else {
                bootstrap.group().execute(new Runnable() {

                    public void run() {
                        f.tryFailure(future.cause());
                    }
                });
            }
        }
    });
    return f;
}

Example 18 with ChannelFutureListener

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelFutureListener in project proxyee-down by monkeyWie.

the class AbstractHttpDownBootstrap method startChunkDown.

protected void startChunkDown(ChunkInfo chunkInfo, int updateStatus) throws Exception {
    HttpRequestInfo requestInfo = (HttpRequestInfo) httpDownInfo.getRequest();
    RequestProto requestProto = requestInfo.requestProto();
    LOGGER.debug("开始下载：" + chunkInfo);
    Bootstrap bootstrap = new Bootstrap().channel(NioSocketChannel.class).group(clientLoopGroup).handler(new HttpDownInitializer(requestProto.getSsl(), this, chunkInfo));
    if (httpDownInfo.getProxyConfig() != null) {
        // 代理服务器解析DNS和连接
        bootstrap.resolver(NoopAddressResolverGroup.INSTANCE);
    }
    if (callback != null) {
        callback.onChunkConnecting(httpDownInfo, chunkInfo);
    }
    ChannelFuture cf = bootstrap.connect(requestProto.getHost(), requestProto.getPort());
    chunkInfo.setStatus(updateStatus);
    // 重置最后下载时间
    chunkInfo.setLastDownTime(System.currentTimeMillis());
    cf.addListener((ChannelFutureListener) future -> {
        if (future.isSuccess()) {
            synchronized (chunkInfo) {
                setChannel(chunkInfo, future.channel());
            }
            synchronized (requestInfo) {
                LOGGER.debug("下载连接成功：channelId[" + future.channel().id() + "]\t" + chunkInfo);
                if (httpDownInfo.getTaskInfo().isSupportRange()) {
                    requestInfo.headers().set(HttpHeaderNames.RANGE, "bytes=" + chunkInfo.getNowStartPosition() + "-" + chunkInfo.getEndPosition());
                } else {
                    requestInfo.headers().remove(HttpHeaderNames.RANGE);
                }
                future.channel().writeAndFlush(httpDownInfo.getRequest());
            }
            if (requestInfo.content() != null) {
                HttpContent content = new DefaultLastHttpContent();
                content.content().writeBytes(requestInfo.content());
                future.channel().writeAndFlush(content);
            }
        } else {
            LOGGER.debug("下载连接失败：" + chunkInfo);
            chunkInfo.setStatus(HttpDownStatus.FAIL);
            future.channel().close();
        }
    });
}

Example 19 with ChannelFutureListener

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelFutureListener in project tesla by linking12.

the class HttpProxyServer method doStart.

private void doStart() {
    ServerBootstrap serverBootstrap = new ServerBootstrap().group(serverGroup.getClientToProxyAcceptorPoolForTransport(), serverGroup.getClientToProxyWorkerPoolForTransport());
    ChannelInitializer<Channel> initializer = new ChannelInitializer<Channel>() {

        protected void initChannel(Channel ch) throws Exception {
            new ClientToProxyConnection(HttpProxyServer.this, ch.pipeline(), globalTrafficShapingHandler);
        }
    };
    serverBootstrap.channelFactory(new ChannelFactory<ServerChannel>() {

        public ServerChannel newChannel() {
            return new NioServerSocketChannel();
        }
    });
    serverBootstrap.childHandler(initializer);
    ChannelFuture future = serverBootstrap.bind(requestedAddress).addListener(new ChannelFutureListener() {

        public void operationComplete(ChannelFuture future) throws Exception {
            if (future.isSuccess()) {
                registerChannel(future.channel());
            }
        }
    }).awaitUninterruptibly();
    Throwable cause = future.cause();
    if (cause != null) {
        throw new RuntimeException(cause);
    }
    this.boundAddress = ((InetSocketAddress) future.channel().localAddress());
    LOG.info("Proxy started at address: " + this.boundAddress);
    Runtime.getRuntime().addShutdownHook(jvmShutdownHook);
}

Example 20 with ChannelFutureListener

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelFutureListener in project pravega by pravega.

the class ConnectionFactoryImpl method establishConnection.

@Override
public CompletableFuture<ClientConnection> establishConnection(PravegaNodeUri location, ReplyProcessor rp) {
    Preconditions.checkNotNull(location);
    Exceptions.checkNotClosed(closed.get(), this);
    final SslContext sslCtx;
    if (clientConfig.isEnableTls()) {
        try {
            SslContextBuilder sslCtxFactory = SslContextBuilder.forClient();
            if (Strings.isNullOrEmpty(clientConfig.getTrustStore())) {
                sslCtxFactory = sslCtxFactory.trustManager(FingerprintTrustManagerFactory.getInstance(FingerprintTrustManagerFactory.getDefaultAlgorithm()));
            } else {
                sslCtxFactory = SslContextBuilder.forClient().trustManager(new File(clientConfig.getTrustStore()));
            }
            sslCtx = sslCtxFactory.build();
        } catch (SSLException | NoSuchAlgorithmException e) {
            throw new RuntimeException(e);
        }
    } else {
        sslCtx = null;
    }
    AppendBatchSizeTracker batchSizeTracker = new AppendBatchSizeTrackerImpl();
    ClientConnectionInboundHandler handler = new ClientConnectionInboundHandler(location.getEndpoint(), rp, batchSizeTracker);
    Bootstrap b = new Bootstrap();
    b.group(group).channel(nio ? NioSocketChannel.class : EpollSocketChannel.class).option(ChannelOption.TCP_NODELAY, true).handler(new ChannelInitializer<SocketChannel>() {

        @Override
        public void initChannel(SocketChannel ch) throws Exception {
            ChannelPipeline p = ch.pipeline();
            if (sslCtx != null) {
                SslHandler sslHandler = sslCtx.newHandler(ch.alloc(), location.getEndpoint(), location.getPort());
                if (clientConfig.isValidateHostName()) {
                    SSLEngine sslEngine = sslHandler.engine();
                    SSLParameters sslParameters = sslEngine.getSSLParameters();
                    sslParameters.setEndpointIdentificationAlgorithm("HTTPS");
                    sslEngine.setSSLParameters(sslParameters);
                }
                p.addLast(sslHandler);
            }
            // p.addLast(new LoggingHandler(LogLevel.INFO));
            p.addLast(new ExceptionLoggingHandler(location.getEndpoint()), new CommandEncoder(batchSizeTracker), new LengthFieldBasedFrameDecoder(WireCommands.MAX_WIRECOMMAND_SIZE, 4, 4), new CommandDecoder(), handler);
        }
    });
    // Start the client.
    CompletableFuture<ClientConnection> connectionComplete = new CompletableFuture<>();
    try {
        b.connect(location.getEndpoint(), location.getPort()).addListener(new ChannelFutureListener() {

            @Override
            public void operationComplete(ChannelFuture future) {
                if (future.isSuccess()) {
                    // since ChannelFuture is complete future.channel() is not a blocking call.
                    Channel ch = future.channel();
                    log.debug("Connect operation completed for channel:{}, local address:{}, remote address:{}", ch.id(), ch.localAddress(), ch.remoteAddress());
                    // Once a channel is closed the channel group implementation removes it.
                    allChannels.add(ch);
                    connectionComplete.complete(handler);
                } else {
                    connectionComplete.completeExceptionally(new ConnectionFailedException(future.cause()));
                }
            }
        });
    } catch (Exception e) {
        connectionComplete.completeExceptionally(new ConnectionFailedException(e));
    }
    // check if channel is registered.
    CompletableFuture<Void> channelRegisteredFuture = new CompletableFuture<>();
    handler.completeWhenRegistered(channelRegisteredFuture);
    return connectionComplete.thenCombine(channelRegisteredFuture, (clientConnection, v) -> clientConnection);
}