Examples with ProtocolException org.apache.hc.core5.http.ProtocolException used on opensource projects

Example 21 with ProtocolException

use of org.apache.hc.core5.http.ProtocolException in project httpcomponents-core by apache.

the class RequestValidateHost method process.

@Override
public void process(final HttpRequest request, final EntityDetails entity, final HttpContext context) throws HttpException, IOException {
    Args.notNull(request, "HTTP request");
    final Header header = request.getHeader(HttpHeaders.HOST);
    if (header != null) {
        final URIAuthority authority;
        try {
            authority = URIAuthority.create(header.getValue());
        } catch (final URISyntaxException ex) {
            throw new ProtocolException(ex.getMessage(), ex);
        }
        request.setAuthority(authority);
    } else {
        final ProtocolVersion version = request.getVersion() != null ? request.getVersion() : HttpVersion.HTTP_1_1;
        if (version.greaterEquals(HttpVersion.HTTP_1_1)) {
            throw new ProtocolException("Host header is absent");
        }
    }
}

Example 22 with ProtocolException

use of org.apache.hc.core5.http.ProtocolException in project httpcomponents-core by apache.

the class H2FileServerExample method main.

public static void main(final String[] args) throws Exception {
    if (args.length < 1) {
        System.err.println("Please specify document root directory");
        System.exit(1);
    }
    // Document root directory
    final File docRoot = new File(args[0]);
    int port = 8080;
    if (args.length >= 2) {
        port = Integer.parseInt(args[1]);
    }
    final IOReactorConfig config = IOReactorConfig.custom().setSoTimeout(15, TimeUnit.SECONDS).setTcpNoDelay(true).build();
    final HttpAsyncServer server = H2ServerBootstrap.bootstrap().setIOReactorConfig(config).setVersionPolicy(HttpVersionPolicy.FORCE_HTTP_2).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) {
        }
    }).register("*", new AsyncServerRequestHandler<Message<HttpRequest, Void>>() {

        @Override
        public AsyncRequestConsumer<Message<HttpRequest, Void>> prepare(final HttpRequest request, final EntityDetails entityDetails, final HttpContext context) throws HttpException {
            return new BasicRequestConsumer<>(entityDetails != null ? new DiscardingEntityConsumer<>() : null);
        }

        @Override
        public void handle(final Message<HttpRequest, Void> message, final ResponseTrigger responseTrigger, final HttpContext context) throws HttpException, IOException {
            final HttpRequest request = message.getHead();
            final URI requestUri;
            try {
                requestUri = request.getUri();
            } catch (final URISyntaxException ex) {
                throw new ProtocolException(ex.getMessage(), ex);
            }
            final String path = requestUri.getPath();
            final File file = new File(docRoot, path);
            if (!file.exists()) {
                System.out.println("File " + file.getPath() + " not found");
                responseTrigger.submitResponse(AsyncResponseBuilder.create(HttpStatus.SC_NOT_FOUND).setEntity("<html><body><h1>File" + file.getPath() + " not found</h1></body></html>", ContentType.TEXT_HTML).build(), context);
            } else if (!file.canRead() || file.isDirectory()) {
                System.out.println("Cannot read file " + file.getPath());
                responseTrigger.submitResponse(AsyncResponseBuilder.create(HttpStatus.SC_FORBIDDEN).setEntity("<html><body><h1>Access denied</h1></body></html>", ContentType.TEXT_HTML).build(), context);
            } else {
                final ContentType contentType;
                final String filename = TextUtils.toLowerCase(file.getName());
                if (filename.endsWith(".txt")) {
                    contentType = ContentType.TEXT_PLAIN;
                } else if (filename.endsWith(".html") || filename.endsWith(".htm")) {
                    contentType = ContentType.TEXT_HTML;
                } else if (filename.endsWith(".xml")) {
                    contentType = ContentType.TEXT_XML;
                } else {
                    contentType = ContentType.DEFAULT_BINARY;
                }
                final HttpCoreContext coreContext = HttpCoreContext.adapt(context);
                final EndpointDetails endpoint = coreContext.getEndpointDetails();
                System.out.println(endpoint + ": serving file " + file.getPath());
                responseTrigger.submitResponse(AsyncResponseBuilder.create(HttpStatus.SC_OK).setEntity(AsyncEntityProducers.create(file, contentType)).build(), context);
            }
        }
    }).create();
    Runtime.getRuntime().addShutdownHook(new Thread(() -> {
        System.out.println("HTTP server shutting down");
        server.close(CloseMode.GRACEFUL);
    }));
    server.start();
    final Future<ListenerEndpoint> future = server.listen(new InetSocketAddress(port), URIScheme.HTTP);
    final ListenerEndpoint listenerEndpoint = future.get();
    System.out.print("Listening on " + listenerEndpoint.getAddress());
    server.awaitShutdown(TimeValue.ofDays(Long.MAX_VALUE));
}

Example 23 with ProtocolException

use of org.apache.hc.core5.http.ProtocolException in project httpcomponents-core by apache.

the class AbstractH2StreamMultiplexer method onException.

public final void onException(final Exception cause) {
    try {
        for (; ; ) {
            final AsyncPingHandler pingHandler = pingHandlers.poll();
            if (pingHandler != null) {
                pingHandler.failed(cause);
            } else {
                break;
            }
        }
        for (; ; ) {
            final Command command = ioSession.poll();
            if (command != null) {
                if (command instanceof ExecutableCommand) {
                    ((ExecutableCommand) command).failed(new ConnectionClosedException());
                } else {
                    command.cancel();
                }
            } else {
                break;
            }
        }
        for (final Iterator<Map.Entry<Integer, H2Stream>> it = streamMap.entrySet().iterator(); it.hasNext(); ) {
            final Map.Entry<Integer, H2Stream> entry = it.next();
            final H2Stream stream = entry.getValue();
            stream.reset(cause);
        }
        streamMap.clear();
        if (!(cause instanceof ConnectionClosedException)) {
            if (connState.compareTo(ConnectionHandshake.GRACEFUL_SHUTDOWN) <= 0) {
                final H2Error errorCode;
                if (cause instanceof H2ConnectionException) {
                    errorCode = H2Error.getByCode(((H2ConnectionException) cause).getCode());
                } else if (cause instanceof ProtocolException) {
                    errorCode = H2Error.PROTOCOL_ERROR;
                } else {
                    errorCode = H2Error.INTERNAL_ERROR;
                }
                final RawFrame goAway = frameFactory.createGoAway(processedRemoteStreamId, errorCode, cause.getMessage());
                commitFrame(goAway);
            }
        }
    } catch (final IOException ignore) {
    } finally {
        connState = ConnectionHandshake.SHUTDOWN;
        final CloseMode closeMode;
        if (cause instanceof ConnectionClosedException) {
            closeMode = CloseMode.GRACEFUL;
        } else if (cause instanceof IOException) {
            closeMode = CloseMode.IMMEDIATE;
        } else {
            closeMode = CloseMode.GRACEFUL;
        }
        ioSession.close(closeMode);
    }
}

Example 24 with ProtocolException

use of org.apache.hc.core5.http.ProtocolException in project httpcomponents-core by apache.

the class ClientPushH2StreamHandler method consumePromise.

@Override
public void consumePromise(final List<Header> headers) throws HttpException, IOException {
    if (requestState == MessageState.HEADERS) {
        request = DefaultH2RequestConverter.INSTANCE.convert(headers);
        try {
            exchangeHandler = pushHandlerFactory != null ? pushHandlerFactory.create(request, context) : null;
        } catch (final ProtocolException ex) {
            exchangeHandler = new NoopAsyncPushHandler();
            throw new H2StreamResetException(H2Error.PROTOCOL_ERROR, ex.getMessage());
        }
        if (exchangeHandler == null) {
            exchangeHandler = new NoopAsyncPushHandler();
            throw new H2StreamResetException(H2Error.REFUSED_STREAM, "Stream refused");
        }
        context.setProtocolVersion(HttpVersion.HTTP_2);
        context.setAttribute(HttpCoreContext.HTTP_REQUEST, request);
        httpProcessor.process(request, null, context);
        connMetrics.incrementRequestCount();
        this.requestState = MessageState.COMPLETE;
    } else {
        throw new H2ConnectionException(H2Error.PROTOCOL_ERROR, "Unexpected promise");
    }
}

Example 25 with ProtocolException

use of org.apache.hc.core5.http.ProtocolException in project httpcomponents-core by apache.

the class ClientPushH2StreamHandler method consumeHeader.

@Override
public void consumeHeader(final List<Header> headers, final boolean endStream) throws HttpException, IOException {
    if (responseState == MessageState.HEADERS) {
        Asserts.notNull(request, "Request");
        Asserts.notNull(exchangeHandler, "Exchange handler");
        final HttpResponse response = DefaultH2ResponseConverter.INSTANCE.convert(headers);
        final EntityDetails entityDetails = endStream ? null : new IncomingEntityDetails(request, -1);
        context.setAttribute(HttpCoreContext.HTTP_RESPONSE, response);
        httpProcessor.process(response, entityDetails, context);
        connMetrics.incrementResponseCount();
        exchangeHandler.consumePromise(request, response, entityDetails, context);
        if (endStream) {
            responseState = MessageState.COMPLETE;
            exchangeHandler.streamEnd(null);
        } else {
            responseState = MessageState.BODY;
        }
    } else {
        throw new ProtocolException("Unexpected message headers");
    }
}