Examples with ProtocolIOSession org.apache.hc.core5.reactor.ProtocolIOSession used on opensource projects

Example 1 with ProtocolIOSession

use of org.apache.hc.core5.reactor.ProtocolIOSession in project httpcomponents-core by apache.

the class H2ViaHttp1ProxyExecutionExample method main.

public static void main(final String[] args) throws Exception {
    // Create and start requester
    final H2Config h2Config = H2Config.custom().setPushEnabled(false).build();
    final HttpAsyncRequester requester = H2RequesterBootstrap.bootstrap().setH2Config(h2Config).setVersionPolicy(HttpVersionPolicy.NEGOTIATE).setStreamListener(new Http1StreamListener() {

        @Override
        public void onRequestHead(final HttpConnection connection, final HttpRequest request) {
            System.out.println(connection.getRemoteAddress() + " " + new RequestLine(request));
        }

        @Override
        public void onResponseHead(final HttpConnection connection, final HttpResponse response) {
            System.out.println(connection.getRemoteAddress() + " " + new StatusLine(response));
        }

        @Override
        public void onExchangeComplete(final HttpConnection connection, final boolean keepAlive) {
            if (keepAlive) {
                System.out.println(connection.getRemoteAddress() + " exchange completed (connection kept alive)");
            } else {
                System.out.println(connection.getRemoteAddress() + " exchange completed (connection closed)");
            }
        }
    }).setStreamListener(new H2StreamListener() {

        @Override
        public void onHeaderInput(final HttpConnection connection, final int streamId, final List<? extends Header> headers) {
            for (int i = 0; i < headers.size(); i++) {
                System.out.println(connection.getRemoteAddress() + " (" + streamId + ") << " + headers.get(i));
            }
        }

        @Override
        public void onHeaderOutput(final HttpConnection connection, final int streamId, final List<? extends Header> headers) {
            for (int i = 0; i < headers.size(); i++) {
                System.out.println(connection.getRemoteAddress() + " (" + streamId + ") >> " + headers.get(i));
            }
        }

        @Override
        public void onFrameInput(final HttpConnection connection, final int streamId, final RawFrame frame) {
        }

        @Override
        public void onFrameOutput(final HttpConnection connection, final int streamId, final RawFrame frame) {
        }

        @Override
        public void onInputFlowControl(final HttpConnection connection, final int streamId, final int delta, final int actualSize) {
        }

        @Override
        public void onOutputFlowControl(final HttpConnection connection, final int streamId, final int delta, final int actualSize) {
        }
    }).create();
    Runtime.getRuntime().addShutdownHook(new Thread(() -> {
        System.out.println("HTTP requester shutting down");
        requester.close(CloseMode.GRACEFUL);
    }));
    requester.start();
    final HttpHost proxy = new HttpHost("localhost", 8888);
    final HttpHost target = new HttpHost("https", "nghttp2.org");
    final ComplexFuture<AsyncClientEndpoint> tunnelFuture = new ComplexFuture<>(null);
    tunnelFuture.setDependency(requester.connect(proxy, Timeout.ofSeconds(30), null, new FutureContribution<AsyncClientEndpoint>(tunnelFuture) {

        @Override
        public void completed(final AsyncClientEndpoint endpoint) {
            if (endpoint instanceof TlsUpgradeCapable) {
                final HttpRequest connect = new BasicHttpRequest(Method.CONNECT, proxy, target.toHostString());
                endpoint.execute(new BasicRequestProducer(connect, null), new BasicResponseConsumer<>(new DiscardingEntityConsumer<>()), new FutureContribution<Message<HttpResponse, Void>>(tunnelFuture) {

                    @Override
                    public void completed(final Message<HttpResponse, Void> message) {
                        final HttpResponse response = message.getHead();
                        if (response.getCode() == HttpStatus.SC_OK) {
                            ((TlsUpgradeCapable) endpoint).tlsUpgrade(target, new FutureContribution<ProtocolIOSession>(tunnelFuture) {

                                @Override
                                public void completed(final ProtocolIOSession protocolSession) {
                                    System.out.println("Tunnel to " + target + " via " + proxy + " established");
                                    tunnelFuture.completed(endpoint);
                                }
                            });
                        } else {
                            tunnelFuture.failed(new HttpException("Tunnel refused: " + new StatusLine(response)));
                        }
                    }
                });
            } else {
                tunnelFuture.failed(new IllegalStateException("TLS upgrade not supported"));
            }
        }
    }));
    final String[] requestUris = new String[] { "/httpbin/ip", "/httpbin/user-agent", "/httpbin/headers" };
    final AsyncClientEndpoint endpoint = tunnelFuture.get(1, TimeUnit.MINUTES);
    try {
        final CountDownLatch latch = new CountDownLatch(requestUris.length);
        for (final String requestUri : requestUris) {
            endpoint.execute(new BasicRequestProducer(Method.GET, target, requestUri), new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), new FutureCallback<Message<HttpResponse, String>>() {

                @Override
                public void completed(final Message<HttpResponse, String> message) {
                    final HttpResponse response = message.getHead();
                    final String body = message.getBody();
                    System.out.println(requestUri + "->" + response.getCode());
                    System.out.println(body);
                    latch.countDown();
                }

                @Override
                public void failed(final Exception ex) {
                    System.out.println(requestUri + "->" + ex);
                    latch.countDown();
                }

                @Override
                public void cancelled() {
                    System.out.println(requestUri + " cancelled");
                    latch.countDown();
                }
            });
        }
        latch.await();
    } finally {
        endpoint.releaseAndDiscard();
    }
    System.out.println("Shutting down I/O reactor");
    requester.initiateShutdown();
}

Example 2 with ProtocolIOSession

use of org.apache.hc.core5.reactor.ProtocolIOSession in project httpcomponents-core by apache.

the class ServerH2UpgradeHandler method upgrade.

@Override
public void upgrade(final ProtocolIOSession ioSession, final FutureCallback<ProtocolIOSession> callback) {
    final HttpConnectionEventHandler protocolNegotiator = new ServerH2PrefaceHandler(ioSession, http2StreamHandlerFactory, callback);
    ioSession.upgrade(protocolNegotiator);
    try {
        protocolNegotiator.connected(ioSession);
    } catch (final IOException ex) {
        protocolNegotiator.exception(ioSession, ex);
    }
}

Example 3 with ProtocolIOSession

use of org.apache.hc.core5.reactor.ProtocolIOSession in project httpcomponents-core by apache.

the class ServerHttp1UpgradeHandler method upgrade.

@Override
public void upgrade(final ProtocolIOSession ioSession, final FutureCallback<ProtocolIOSession> callback) {
    final TlsDetails tlsDetails = ioSession.getTlsDetails();
    final ServerHttp1IOEventHandler eventHandler = new ServerHttp1IOEventHandler(http1StreamHandlerFactory.create(tlsDetails != null ? URIScheme.HTTPS.id : URIScheme.HTTP.id, ioSession));
    ioSession.upgrade(eventHandler);
    ioSession.upgrade(eventHandler);
    try {
        eventHandler.connected(ioSession);
        if (callback != null) {
            callback.completed(ioSession);
        }
    } catch (final IOException ex) {
        eventHandler.exception(ioSession, ex);
    }
}

Example 4 with ProtocolIOSession

use of org.apache.hc.core5.reactor.ProtocolIOSession in project httpcomponents-core by apache.

the class ClientHttp1UpgradeHandler method upgrade.

@Override
public void upgrade(final ProtocolIOSession ioSession, final FutureCallback<ProtocolIOSession> callback) {
    final ClientHttp1IOEventHandler eventHandler = new ClientHttp1IOEventHandler(http1StreamHandlerFactory.create(ioSession));
    ioSession.upgrade(eventHandler);
    try {
        eventHandler.connected(ioSession);
        if (callback != null) {
            callback.completed(ioSession);
        }
    } catch (final IOException ex) {
        eventHandler.exception(ioSession, ex);
    }
}

Example 5 with ProtocolIOSession

use of org.apache.hc.core5.reactor.ProtocolIOSession in project httpcomponents-core by apache.

the class ClientHttpProtocolNegotiationStarter method createHandler.

@Override
public HttpConnectionEventHandler createHandler(final ProtocolIOSession ioSession, final Object attachment) {
    HttpVersionPolicy endpointPolicy = versionPolicy;
    if (attachment instanceof EndpointParameters) {
        final EndpointParameters params = (EndpointParameters) attachment;
        if (tlsStrategy != null && URIScheme.HTTPS.same(params.getScheme())) {
            tlsStrategy.upgrade(ioSession, params, params.getAttachment(), handshakeTimeout, null);
        }
        if (params.getAttachment() instanceof HttpVersionPolicy) {
            endpointPolicy = (HttpVersionPolicy) params.getAttachment();
        }
    }
    ioSession.registerProtocol(ApplicationProtocol.HTTP_1_1.id, new ClientHttp1UpgradeHandler(http1StreamHandlerFactory));
    ioSession.registerProtocol(ApplicationProtocol.HTTP_2.id, new ClientH2UpgradeHandler(http2StreamHandlerFactory));
    switch(endpointPolicy) {
        case FORCE_HTTP_2:
            return new ClientH2PrefaceHandler(ioSession, http2StreamHandlerFactory, false);
        case FORCE_HTTP_1:
            return new ClientHttp1IOEventHandler(http1StreamHandlerFactory.create(ioSession));
        default:
            return new HttpProtocolNegotiator(ioSession, null);
    }
}