Examples with NetServerOptions io.vertx.core.net.NetServerOptions used on opensource projects

Example 6 with NetServerOptions

use of io.vertx.core.net.NetServerOptions in project vert.x by eclipse.

the class StreamsExamples method pump4.

public void pump4(Vertx vertx) {
    NetServer server = vertx.createNetServer(new NetServerOptions().setPort(1234).setHost("localhost"));
    server.connectHandler(sock -> {
        sock.handler(buffer -> {
            sock.write(buffer);
            if (sock.writeQueueFull()) {
                sock.pause();
                sock.drainHandler(done -> {
                    sock.resume();
                });
            }
        });
    }).listen();
}

Example 7 with NetServerOptions

use of io.vertx.core.net.NetServerOptions in project vert.x by eclipse.

the class Socks4Proxy method start.

/**
   * Start the server.
   * 
   * @param vertx
   *          Vertx instance to use for creating the server and client
   * @param finishedHandler
   *          will be called when the start has started
   */
@Override
public void start(Vertx vertx, Handler<Void> finishedHandler) {
    NetServerOptions options = new NetServerOptions();
    options.setHost("localhost").setPort(PORT);
    server = vertx.createNetServer(options);
    server.connectHandler(socket -> {
        socket.handler(buffer -> {
            if (!buffer.getBuffer(0, clientRequest.length()).equals(clientRequest)) {
                throw new IllegalStateException("expected " + toHex(clientRequest) + ", got " + toHex(buffer));
            }
            log.debug("got request: " + toHex(buffer));
            int port = buffer.getUnsignedShort(2);
            String ip = getByte4(buffer.getBuffer(4, 8));
            String authUsername = getString(buffer.getBuffer(8, buffer.length()));
            if (username != null && !authUsername.equals(username)) {
                log.debug("auth failed");
                log.debug("writing: " + toHex(errorResponse));
                socket.write(errorResponse);
                socket.close();
            } else {
                String host;
                if (ip.equals("0.0.0.1")) {
                    host = getString(buffer.getBuffer(9 + authUsername.length(), buffer.length()));
                } else {
                    host = ip;
                }
                log.debug("connect: " + host + ":" + port);
                socket.handler(null);
                lastUri = host + ":" + port;
                if (forceUri != null) {
                    host = forceUri.substring(0, forceUri.indexOf(':'));
                    port = Integer.valueOf(forceUri.substring(forceUri.indexOf(':') + 1));
                }
                log.debug("connecting to " + host + ":" + port);
                NetClient netClient = vertx.createNetClient(new NetClientOptions());
                netClient.connect(port, host, result -> {
                    if (result.succeeded()) {
                        log.debug("writing: " + toHex(connectResponse));
                        socket.write(connectResponse);
                        log.debug("connected, starting pump");
                        NetSocket clientSocket = result.result();
                        socket.closeHandler(v -> clientSocket.close());
                        clientSocket.closeHandler(v -> socket.close());
                        Pump.pump(socket, clientSocket).start();
                        Pump.pump(clientSocket, socket).start();
                    } else {
                        log.error("exception", result.cause());
                        socket.handler(null);
                        log.debug("writing: " + toHex(errorResponse));
                        socket.write(errorResponse);
                        socket.close();
                    }
                });
            }
        });
    });
    server.listen(result -> {
        log.debug("socks4a server started");
        finishedHandler.handle(null);
    });
}

Example 8 with NetServerOptions

use of io.vertx.core.net.NetServerOptions in project vert.x by eclipse.

the class SocksProxy method start.

/**
   * Start the server.
   * 
   * @param vertx
   *          Vertx instance to use for creating the server and client
   * @param finishedHandler
   *          will be called when the start has started
   */
@Override
public void start(Vertx vertx, Handler<Void> finishedHandler) {
    NetServerOptions options = new NetServerOptions();
    options.setHost("localhost").setPort(PORT);
    server = vertx.createNetServer(options);
    server.connectHandler(socket -> {
        socket.handler(buffer -> {
            Buffer expectedInit = username == null ? clientInit : clientInitAuth;
            if (!buffer.equals(expectedInit)) {
                throw new IllegalStateException("expected " + toHex(expectedInit) + ", got " + toHex(buffer));
            }
            boolean useAuth = buffer.equals(clientInitAuth);
            log.debug("got request: " + toHex(buffer));
            final Handler<Buffer> handler = buffer2 -> {
                if (!buffer2.getBuffer(0, clientRequest.length()).equals(clientRequest)) {
                    throw new IllegalStateException("expected " + toHex(clientRequest) + ", got " + toHex(buffer2));
                }
                int stringLen = buffer2.getUnsignedByte(4);
                log.debug("string len " + stringLen);
                if (buffer2.length() != 7 + stringLen) {
                    throw new IllegalStateException("format error in client request, got " + toHex(buffer2));
                }
                String host = buffer2.getString(5, 5 + stringLen);
                int port = buffer2.getUnsignedShort(5 + stringLen);
                log.debug("got request: " + toHex(buffer2));
                log.debug("connect: " + host + ":" + port);
                socket.handler(null);
                lastUri = host + ":" + port;
                if (forceUri != null) {
                    host = forceUri.substring(0, forceUri.indexOf(':'));
                    port = Integer.valueOf(forceUri.substring(forceUri.indexOf(':') + 1));
                }
                log.debug("connecting to " + host + ":" + port);
                NetClient netClient = vertx.createNetClient(new NetClientOptions());
                netClient.connect(port, host, result -> {
                    if (result.succeeded()) {
                        log.debug("writing: " + toHex(connectResponse));
                        socket.write(connectResponse);
                        log.debug("connected, starting pump");
                        NetSocket clientSocket = result.result();
                        socket.closeHandler(v -> clientSocket.close());
                        clientSocket.closeHandler(v -> socket.close());
                        Pump.pump(socket, clientSocket).start();
                        Pump.pump(clientSocket, socket).start();
                    } else {
                        log.error("exception", result.cause());
                        socket.handler(null);
                        log.debug("writing: " + toHex(errorResponse));
                        socket.write(errorResponse);
                        socket.close();
                    }
                });
            };
            if (useAuth) {
                socket.handler(buffer3 -> {
                    log.debug("auth handler");
                    log.debug("got request: " + toHex(buffer3));
                    Buffer authReply = Buffer.buffer(new byte[] { 1, (byte) username.length() });
                    authReply.appendString(username);
                    authReply.appendByte((byte) username.length());
                    authReply.appendString(username);
                    if (!buffer3.equals(authReply)) {
                        log.debug("expected " + toHex(authReply) + ", got " + toHex(buffer3));
                        socket.handler(null);
                        log.debug("writing: " + toHex(authFailed));
                        socket.write(authFailed);
                        socket.close();
                    } else {
                        socket.handler(handler);
                        log.debug("writing: " + toHex(authSuccess));
                        socket.write(authSuccess);
                    }
                });
                log.debug("writing: " + toHex(serverReplyAuth));
                socket.write(serverReplyAuth);
            } else {
                socket.handler(handler);
                log.debug("writing: " + toHex(serverReply));
                socket.write(serverReply);
            }
        });
    });
    server.listen(result -> {
        log.debug("socks5 server started");
        finishedHandler.handle(null);
    });
}

Example 9 with NetServerOptions

use of io.vertx.core.net.NetServerOptions in project vert.x by eclipse.

the class HostnameResolutionTest method testResolveMissingLocalhost.

@Test
public void testResolveMissingLocalhost() throws Exception {
    InetAddress localhost = InetAddress.getByName("localhost");
    // Set a dns resolver that won't resolve localhost
    dnsServer.stop();
    dnsServer = FakeDNSServer.testResolveASameServer("127.0.0.1");
    dnsServer.start();
    dnsServerAddress = (InetSocketAddress) dnsServer.getTransports()[0].getAcceptor().getLocalAddress();
    // Test using the resolver API
    VertxInternal vertx = (VertxInternal) vertx(new VertxOptions().setAddressResolverOptions(new AddressResolverOptions().addServer(dnsServerAddress.getAddress().getHostAddress() + ":" + dnsServerAddress.getPort()).setOptResourceEnabled(false)));
    CompletableFuture<Void> test1 = new CompletableFuture<>();
    vertx.resolveAddress("localhost", ar -> {
        if (ar.succeeded()) {
            InetAddress resolved = ar.result();
            if (resolved.equals(localhost)) {
                test1.complete(null);
            } else {
                test1.completeExceptionally(new AssertionError("Unexpected localhost value " + resolved));
            }
        } else {
            test1.completeExceptionally(ar.cause());
        }
    });
    test1.get(10, TimeUnit.SECONDS);
    CompletableFuture<Void> test2 = new CompletableFuture<>();
    vertx.resolveAddress("LOCALHOST", ar -> {
        if (ar.succeeded()) {
            InetAddress resolved = ar.result();
            if (resolved.equals(localhost)) {
                test2.complete(null);
            } else {
                test2.completeExceptionally(new AssertionError("Unexpected localhost value " + resolved));
            }
        } else {
            test2.completeExceptionally(ar.cause());
        }
    });
    test2.get(10, TimeUnit.SECONDS);
    // Test using bootstrap
    CompletableFuture<Void> test3 = new CompletableFuture<>();
    NetServer server = vertx.createNetServer(new NetServerOptions().setPort(1234).setHost(localhost.getHostAddress()));
    server.connectHandler(so -> {
        so.write("hello").end();
    });
    server.listen(ar -> {
        if (ar.succeeded()) {
            test3.complete(null);
        } else {
            test3.completeExceptionally(ar.cause());
        }
    });
    test3.get(10, TimeUnit.SECONDS);
    CompletableFuture<Void> test4 = new CompletableFuture<>();
    NetClient client = vertx.createNetClient();
    client.connect(1234, "localhost", ar -> {
        if (ar.succeeded()) {
            test4.complete(null);
        } else {
            test4.completeExceptionally(ar.cause());
        }
    });
    test4.get(10, TimeUnit.SECONDS);
}

Example 10 with NetServerOptions

use of io.vertx.core.net.NetServerOptions in project vert.x by eclipse.

the class ClusteredEventBus method getServerOptions.

private NetServerOptions getServerOptions() {
    NetServerOptions serverOptions = new NetServerOptions(this.options.toJson());
    setCertOptions(serverOptions, options.getKeyCertOptions());
    setTrustOptions(serverOptions, options.getTrustOptions());
    return serverOptions;
}