/**
* build SETUP request
*
* @return
*/
private HttpRequest buildSetupRequest(String uri) {
HttpRequest request = new DefaultFullHttpRequest(RtspVersions.RTSP_1_0, RtspMethods.SETUP, uri);
request.headers().set(RtspHeaderNames.CSEQ, "3");
request.headers().add(RtspHeaderNames.TRANSPORT, "RTP/AVP;unicast;client_port=4588-4589");
return request;
}
@Override
public void messageReceived(ChannelHandlerContext ctx, HttpObject httpObject) {
if (log.isDebugEnabled()) {
log.debug("Received HTTP message {}", httpObject);
}
if (httpObject instanceof HttpRequest) {
HttpRequest req = (HttpRequest) httpObject;
SocketChannel channel = (SocketChannel) ctx.channel();
curRequest = new NettyHttpRequest(req, channel);
curResponse =
new NettyHttpResponse(
new DefaultHttpResponse(req.getProtocolVersion(), HttpResponseStatus.OK),
channel,
curRequest.isKeepAlive(),
NettyHttpServer.this);
stub.onRequest(curRequest, curResponse);
} else if (httpObject instanceof HttpContent) {
if ((curRequest == null) || (curResponse == null)) {
log.error("Received an HTTP chunk without a request first");
return;
}
NettyHttpChunk chunk = new NettyHttpChunk((HttpContent) httpObject);
if (chunk.hasData() && !curRequest.hasContentLength() && !curRequest.isChunked()) {
returnError(ctx, HttpResponseStatus.BAD_REQUEST);
} else {
stub.onData(curRequest, curResponse, chunk);
}
} else {
throw new AssertionError();
}
}
/**
* build PAUSE request
*
* @return
*/
private HttpRequest buildPauseRequest(String uri) {
HttpRequest request = new DefaultFullHttpRequest(RtspVersions.RTSP_1_0, RtspMethods.PAUSE, uri);
request.headers().set(RtspHeaderNames.CSEQ, "5");
request.headers().set(RtspHeaderNames.SESSION, "1234567");
return request;
}
/**
* build TEARDOWN request
*
* @return
*/
private HttpRequest buildTeardownRequest(String uri) {
HttpRequest request =
new DefaultFullHttpRequest(RtspVersions.RTSP_1_0, RtspMethods.TEARDOWN, uri);
request.headers().set(RtspHeaderNames.CSEQ, "6");
request.headers().set(RtspHeaderNames.SESSION, "1234567");
return request;
}
public static HttpRequest createSendDataRequest(String host, String cookie, ChannelBuffer data) {
HttpRequest request = createRequestTemplate(host, cookie, CLIENT_SEND_REQUEST_URI);
request.setHeader(HttpHeaders.Names.CONTENT_LENGTH, Long.toString(data.readableBytes()));
request.setContent(data);
return request;
}
private boolean exitAfterSpecialCases(
final HttpResponse response, final Channel channel, final NettyResponseFuture<?> future)
throws Exception {
HttpRequest httpRequest = future.getNettyRequest().getHttpRequest();
ProxyServer proxyServer = future.getProxyServer();
int statusCode = response.getStatus().code();
Request request = future.getCurrentRequest();
Realm realm = request.getRealm() != null ? request.getRealm() : config.getRealm();
if (statusCode == UNAUTHORIZED_401) {
return exitAfterHandling401(
channel, future, response, request, statusCode, realm, proxyServer, httpRequest);
} else if (statusCode == PROXY_AUTHENTICATION_REQUIRED_407) {
return exitAfterHandling407(
channel, future, response, request, statusCode, proxyServer, httpRequest);
} else if (statusCode == CONTINUE_100) {
return exitAfterHandling100(channel, future, statusCode);
} else if (REDIRECT_STATUSES.contains(statusCode)) {
return exitAfterHandlingRedirect(channel, future, response, request, statusCode, realm);
} else if (httpRequest.getMethod() == HttpMethod.CONNECT && statusCode == OK_200) {
return exitAfterHandlingConnect(
channel, future, request, proxyServer, statusCode, httpRequest);
}
return false;
}
private void writeResponse(Channel channel, HttpRequest request, String message, String client) {
String contentType = "text/plain";
if (client != null && (client.equals("web") || client.equals("bluej"))) {
// convert to HTML
message = message.replaceAll("\n", "<br>\n");
contentType = "text/html";
}
// Convert the response content to a ChannelBuffer.
ByteBuf buf = copiedBuffer(message, CharsetUtil.UTF_8);
// Decide whether to close the connection or not.
boolean close =
HttpHeaders.Values.CLOSE.equalsIgnoreCase(request.headers().get(CONNECTION))
|| request.getProtocolVersion().equals(HttpVersion.HTTP_1_0)
&& !HttpHeaders.Values.KEEP_ALIVE.equalsIgnoreCase(
request.headers().get(CONNECTION));
// Build the response object.
FullHttpResponse response =
new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK, buf);
response.headers().set(CONTENT_TYPE, contentType + "; charset=UTF-8");
if (!close) {
// There's no need to add 'Content-Length' header
// if this is the last response.
response.headers().set(CONTENT_LENGTH, buf.readableBytes());
}
// Write the response.
ChannelFuture future = channel.writeAndFlush(response);
// Close the connection after the write operation is done if necessary.
if (close) {
future.addListener(ChannelFutureListener.CLOSE);
}
}
/**
* Flush the response contents to the output channel
*
* @param channel Channel to be used
*/
private void writeResponse(Channel channel) {
// Convert the response content to a ChannelBuffer.
ByteBuf buf = copiedBuffer(responseContent.toString(), CharsetUtil.UTF_8);
responseContent.setLength(0);
// Decide whether to close the connection or not.
boolean close =
HttpHeaders.Values.CLOSE.equalsIgnoreCase(request.headers().get(CONNECTION))
|| request.getProtocolVersion().equals(HttpVersion.HTTP_1_0)
&& !HttpHeaders.Values.KEEP_ALIVE.equalsIgnoreCase(
request.headers().get(CONNECTION));
// Build the response object.
FullHttpResponse response =
new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK, buf);
response.headers().set(CONTENT_TYPE, "application/json; charset=UTF-8");
if (!close) {
// There's no need to add 'Content-Length' header
// if this is the last response.
response.headers().set(CONTENT_LENGTH, buf.readableBytes());
}
try {
// Write the response.
ChannelFuture future = channel.writeAndFlush(response);
// Close the connection after the write operation is done if necessary.
if (close) {
future.addListener(ChannelFutureListener.CLOSE);
}
} catch (Exception e) {
logger.error("{}", e);
}
}
public void run() {
String scheme = uri.getScheme() == null ? "http" : uri.getScheme();
String host = uri.getHost() == null ? "localhost" : uri.getHost();
int port = uri.getPort();
if (port == -1) {
if (scheme.equalsIgnoreCase("http")) {
port = 80;
} else if (scheme.equalsIgnoreCase("https")) {
port = 443;
}
}
if (!scheme.equalsIgnoreCase("http") && !scheme.equalsIgnoreCase("https")) {
logger.error("Only HTTP(S) is supported.");
return;
}
boolean ssl = scheme.equalsIgnoreCase("https");
// Configure the client.
ClientBootstrap bootstrap =
new ClientBootstrap(new NioClientSocketChannelFactory(Executors.newCachedThreadPool()));
// Set up the event pipeline factory.
bootstrap.setPipelineFactory(new HttpSnoopClientPipelineFactory(ssl));
// Start the connection attempt.
ChannelFuture future = bootstrap.connect(new InetSocketAddress(host, port));
// Wait until the connection attempt succeeds or fails.
Channel channel = future.awaitUninterruptibly().getChannel();
if (!future.isSuccess()) {
future.getCause().printStackTrace();
bootstrap.releaseExternalResources();
return;
}
// Prepare the HTTP request.
HttpRequest request =
new DefaultHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, uri.getRawPath());
request.setHeader(HttpHeaders.Names.HOST, host);
request.setHeader(HttpHeaders.Names.CONNECTION, HttpHeaders.Values.CLOSE);
request.setHeader(HttpHeaders.Names.ACCEPT_ENCODING, HttpHeaders.Values.GZIP);
// Set some example cookies.
CookieEncoder httpCookieEncoder = new CookieEncoder(false);
httpCookieEncoder.addCookie("my-cookie", "foo");
httpCookieEncoder.addCookie("another-cookie", "bar");
request.setHeader(HttpHeaders.Names.COOKIE, httpCookieEncoder.encode());
// Send the HTTP request.
channel.write(request);
// Wait for the server to close the connection.
channel.getCloseFuture().awaitUninterruptibly();
// Shut down executor threads to exit.
bootstrap.releaseExternalResources();
}
/**
* build PLAY request
*
* @return
*/
private HttpRequest buildPlayRequest(String uri) {
HttpRequest request = new DefaultFullHttpRequest(RtspVersions.RTSP_1_0, RtspMethods.PLAY, uri);
request.headers().set(RtspHeaderNames.CSEQ, "4");
request.headers().set(RtspHeaderNames.SESSION, "1234567");
request.headers().add(RtspHeaderNames.RANGE, "npt=10-15");
return request;
}
public static void newHttpClientBootstrap(String url, ChannelHandler handler) throws Exception {
URI uri = new URI(url);
String scheme = uri.getScheme() == null ? "http" : uri.getScheme();
String host = uri.getHost() == null ? "127.0.0.1" : uri.getHost();
int port = uri.getPort();
if (port == -1) {
if ("http".equalsIgnoreCase(scheme)) {
port = 80;
} else if ("https".equalsIgnoreCase(scheme)) {
port = 443;
}
}
if (!"http".equalsIgnoreCase(scheme) && !"https".equalsIgnoreCase(scheme)) {
System.err.println("Only HTTP(S) is supported.");
return;
}
// Configure SSL context if necessary.
final boolean ssl = "https".equalsIgnoreCase(scheme);
final SslContext sslCtx;
if (ssl) {
sslCtx = SslContext.newClientContext(InsecureTrustManagerFactory.INSTANCE);
} else {
sslCtx = null;
}
// Configure the client.
EventLoopGroup group = new NioEventLoopGroup();
try {
Bootstrap b = new Bootstrap();
b.group(group)
.channel(NioSocketChannel.class)
.handler(new HttpDownloadertInitializer(sslCtx, handler));
// Make the connection attempt.
Channel ch = b.connect(host, port).sync().channel();
// Prepare the HTTP request.
HttpRequest request =
new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, uri.getRawPath());
HttpHeaders headers = request.headers();
headers.set(HttpHeaders.Names.HOST, host);
headers.set(HttpHeaders.Names.CONNECTION, HttpHeaders.Values.CLOSE);
headers.set(HttpHeaders.Names.ACCEPT_ENCODING, HttpHeaders.Values.GZIP);
// Set some example cookies.
headers.set(
HttpHeaders.Names.COOKIE,
ClientCookieEncoder.encode(new DefaultCookie("my-cookie", "foo")));
ch.writeAndFlush(request);
// Wait for the server to close the connection.
ch.closeFuture().sync();
Thread.sleep(1000);
} finally {
// Shut down executor threads to exit.
group.shutdownGracefully();
}
}
private HttpRequest buildAnnounceRequest(String uri) {
HttpRequest request =
new DefaultFullHttpRequest(RtspVersions.RTSP_1_0, RtspMethods.ANNOUNCE, uri);
request.headers().set(RtspHeaderNames.CSEQ, "1");
request.headers().set(RtspHeaderNames.SESSION, "1234567");
request.headers().add(RtspHeaderNames.CONTENT_TYPE, "application/sdp");
request.headers().add(RtspHeaderNames.CONTENT_LENGTH, "123");
// request.setContent(null);
return request;
}
@Override
protected void channelRead0(ChannelHandlerContext ctx, FullHttpMessage msg)
throws Exception { // 1
// Request header 처리
if (msg instanceof HttpRequest) { // 2
this.request = (HttpRequest) msg; // 3
if (HttpHeaders.is100ContinueExpected(request)) {
send100Continue(ctx);
}
HttpHeaders headers = request.headers(); // 4
if (!headers.isEmpty()) {
for (Map.Entry<String, String> h : headers) {
String key = h.getKey();
if (usingHeader.contains(key)) { // 5
reqData.put(key, h.getValue()); // 6
}
}
}
reqData.put("REQUEST_URI", request.getUri()); // 7
reqData.put("REQUEST_METHOD", request.getMethod().name()); // 8
}
if (msg instanceof HttpContent) { // 9
HttpContent httpContent = (HttpContent) msg; // 10
ByteBuf content = httpContent.content(); // 11
if (msg instanceof LastHttpContent) { // 12
System.out.println("LastHttpContent message received!!" + request.getUri());
LastHttpContent trailer = (LastHttpContent) msg;
readPostData(); // 13
ApiRequest service = ServiceDispatcher.dispatch(reqData); // 14
try {
service.executeService(); // 15
apiResult = service.getApiResult(); // 16
} finally {
reqData.clear();
}
if (!writeResponse(trailer, ctx)) { // 17
ctx.writeAndFlush(Unpooled.EMPTY_BUFFER).addListener(ChannelFutureListener.CLOSE);
}
reset();
}
}
}
@Override
public Context process(final HttpObject request, final Context context) {
if (request instanceof HttpRequest) {
final HttpRequest httpRequest = (HttpRequest) request;
final QueryStringDecoder queryStringDecoder = new QueryStringDecoder(httpRequest.getUri());
context.getQueryParams().putAll(queryStringDecoder.parameters());
context.getCookies().putAll(readCookie(httpRequest));
}
return context;
}
private static HttpRequest createRequestTemplate(String host, String tunnelId, String uri) {
HttpRequest request =
new DefaultHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.POST, createCompleteUri(host, uri));
request.setHeader(HttpHeaders.Names.HOST, host);
request.setHeader(HttpHeaders.Names.USER_AGENT, USER_AGENT);
if (tunnelId != null) {
request.setHeader(HttpHeaders.Names.COOKIE, tunnelId);
}
return request;
}
@Test
public void ifNoneMatchHeader() throws Exception {
final SockJsConfig config = config();
final String path = config.prefix() + "/iframe.html";
final HttpRequest httpRequest = createHttpRequest(path);
httpRequest.headers().set(HttpHeaders.Names.IF_NONE_MATCH, "*");
final FullHttpResponse response = Iframe.response(config, httpRequest);
assertThat(
response.headers().get(HttpHeaders.Names.SET_COOKIE), equalTo("JSESSIONID=dummy; path=/"));
assertThat(response.getStatus().code(), is(HttpResponseStatus.NOT_MODIFIED.code()));
}
public FileChunk get() throws IOException {
if (useLocalFile) {
startTime = System.currentTimeMillis();
finishTime = System.currentTimeMillis();
state = TajoProtos.FetcherState.FETCH_FINISHED;
return fileChunk;
}
this.startTime = System.currentTimeMillis();
this.state = TajoProtos.FetcherState.FETCH_FETCHING;
ChannelFuture future = null;
try {
future =
bootstrap
.clone()
.connect(new InetSocketAddress(host, port))
.addListener(ChannelFutureListener.CLOSE_ON_FAILURE);
// Wait until the connection attempt succeeds or fails.
Channel channel = future.awaitUninterruptibly().channel();
if (!future.isSuccess()) {
state = TajoProtos.FetcherState.FETCH_FAILED;
throw new IOException(future.cause());
}
String query = uri.getPath() + (uri.getRawQuery() != null ? "?" + uri.getRawQuery() : "");
// Prepare the HTTP request.
HttpRequest request = new DefaultHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, query);
request.headers().set(HttpHeaders.Names.HOST, host);
request.headers().set(HttpHeaders.Names.CONNECTION, HttpHeaders.Values.CLOSE);
request.headers().set(HttpHeaders.Names.ACCEPT_ENCODING, HttpHeaders.Values.GZIP);
LOG.info("Status: " + getState() + ", URI:" + uri);
// Send the HTTP request.
channel.writeAndFlush(request);
// Wait for the server to close the connection. throw exception if failed
channel.closeFuture().syncUninterruptibly();
fileChunk.setLength(fileChunk.getFile().length());
return fileChunk;
} finally {
if (future != null && future.channel().isOpen()) {
// Close the channel to exit.
future.channel().close().awaitUninterruptibly();
}
this.finishTime = System.currentTimeMillis();
LOG.info(
"Fetcher finished:" + (finishTime - startTime) + " ms, " + getState() + ", URI:" + uri);
}
}
private static boolean isRequestTo(HttpRequest request, String uri) {
URI decodedUri;
try {
decodedUri = new URI(request.getUri());
} catch (URISyntaxException e) {
return false;
}
return HttpVersion.HTTP_1_1.equals(request.getProtocolVersion())
&& USER_AGENT.equals(request.getHeader(HttpHeaders.Names.USER_AGENT))
&& HttpMethod.POST.equals(request.getMethod())
&& uri.equals(decodedUri.getPath());
}
@Override
public @Nullable FullHttpResponse handleRequest(ChannelHandlerContext ctx, HttpRequest request)
throws Exception {
QueryStringDecoder decoder = new QueryStringDecoder(request.uri());
List<String> agentIds = decoder.parameters().get("agent-id");
if (agentIds == null) {
agentIds = ImmutableList.of("");
}
String agentId = agentIds.get(0);
List<String> traceIds = decoder.parameters().get("trace-id");
checkNotNull(traceIds, "Missing trace id in query string: %s", request.uri());
String traceId = traceIds.get(0);
// check-live-traces is an optimization so glowroot server only has to check with remote
// agents when necessary
List<String> checkLiveTracesParams = decoder.parameters().get("check-live-traces");
boolean checkLiveTraces = false;
if (checkLiveTracesParams != null && !checkLiveTracesParams.isEmpty()) {
checkLiveTraces = Boolean.parseBoolean(checkLiveTracesParams.get(0));
}
logger.debug(
"handleRequest(): agentId={}, traceId={}, checkLiveTraces={}",
agentId,
traceId,
checkLiveTraces);
TraceExport traceExport = traceCommonService.getExport(agentId, traceId, checkLiveTraces);
if (traceExport == null) {
logger.warn("no trace found for id: {}", traceId);
return new DefaultFullHttpResponse(HTTP_1_1, NOT_FOUND);
}
ChunkedInput<HttpContent> in = getExportChunkedInput(traceExport);
HttpResponse response = new DefaultHttpResponse(HTTP_1_1, OK);
response.headers().set(HttpHeaderNames.TRANSFER_ENCODING, HttpHeaderValues.CHUNKED);
response.headers().set(HttpHeaderNames.CONTENT_TYPE, MediaType.ZIP.toString());
response
.headers()
.set("Content-Disposition", "attachment; filename=" + traceExport.fileName() + ".zip");
boolean keepAlive = HttpUtil.isKeepAlive(request);
if (keepAlive && !request.protocolVersion().isKeepAliveDefault()) {
response.headers().set(HttpHeaderNames.CONNECTION, HttpHeaderValues.KEEP_ALIVE);
}
HttpServices.preventCaching(response);
ctx.write(response);
ChannelFuture future = ctx.write(in);
HttpServices.addErrorListener(future);
if (!keepAlive) {
HttpServices.addCloseListener(future);
}
// return null to indicate streaming
return null;
}
@Test
public void testPerformOpeningHandshake() {
Channel channelMock = EasyMock.createMock(Channel.class);
DefaultChannelPipeline pipeline = createPipeline(channelMock);
EasyMock.expect(channelMock.pipeline()).andReturn(pipeline);
// capture the http response in order to verify the headers
Capture<HttpResponse> res = new Capture<HttpResponse>();
EasyMock.expect(channelMock.write(capture(res)))
.andReturn(new DefaultChannelFuture(channelMock, true));
replay(channelMock);
HttpRequest req = new DefaultHttpRequest(HTTP_1_1, HttpMethod.GET, "/chat");
req.setHeader(Names.HOST, "server.example.com");
req.setHeader(Names.UPGRADE, WEBSOCKET.toLowerCase());
req.setHeader(Names.CONNECTION, "Upgrade");
req.setHeader(Names.SEC_WEBSOCKET_KEY, "dGhlIHNhbXBsZSBub25jZQ==");
req.setHeader(Names.SEC_WEBSOCKET_ORIGIN, "http://example.com");
req.setHeader(Names.SEC_WEBSOCKET_PROTOCOL, "chat, superchat");
req.setHeader(Names.SEC_WEBSOCKET_VERSION, "13");
WebSocketServerHandshaker13 handsaker =
new WebSocketServerHandshaker13("ws://example.com/chat", "chat", false, Integer.MAX_VALUE);
handsaker.handshake(channelMock, req);
Assert.assertEquals(
"s3pPLMBiTxaQ9kYGzzhZRbK+xOo=", res.getValue().getHeader(Names.SEC_WEBSOCKET_ACCEPT));
Assert.assertEquals("chat", res.getValue().getHeader(Names.SEC_WEBSOCKET_PROTOCOL));
}
@URLPattern("/hello/[a-zA-Z]{3,3}[A-Za-z0-9]*")
public FullHttpResponse parameterized(HttpRequest req) {
return new DefaultFullHttpResponse(
HTTP_1_1,
OK,
Unpooled.wrappedBuffer(("Hello " + req.uri().replaceAll("/hello/", "")).getBytes()));
}
private boolean handleConnectOKAndExit(
int statusCode,
Realm realm,
final Request request,
HttpRequest httpRequest,
HttpResponse response,
final NettyResponseFuture<?> future,
ProxyServer proxyServer,
final Channel channel)
throws IOException {
if (statusCode == OK.code() && httpRequest.getMethod() == HttpMethod.CONNECT) {
LOGGER.debug("Connected to {}:{}", proxyServer.getHost(), proxyServer.getPort());
if (future.isKeepAlive()) {
future.attachChannel(channel, true);
}
try {
LOGGER.debug("Connecting to proxy {} for scheme {}", proxyServer, request.getUrl());
channels.upgradeProtocol(channel.pipeline(), request.getURI().getScheme());
} catch (Throwable ex) {
channels.abort(future, ex);
}
future.setReuseChannel(true);
future.setConnectAllowed(false);
requestSender.sendNextRequest(new RequestBuilder(future.getRequest()).build(), future);
return true;
}
return false;
}
/**
* Handle the web socket handshake for the web socket specification <a href=
* "http://tools.ietf.org/html/draft-ietf-hybi-thewebsocketprotocol-17">HyBi versions 13-17</a>.
* Versions 13-17 share the same wire protocol.
*
* <p>Browser request to the server:
*
* <pre>
* GET /chat HTTP/1.1
* Host: server.example.com
* Upgrade: websocket
* Connection: Upgrade
* Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==
* Sec-WebSocket-Origin: http://example.com
* Sec-WebSocket-Protocol: chat, superchat
* Sec-WebSocket-Version: 13
* </pre>
*
* <p>Server response:
*
* <pre>
* HTTP/1.1 101 Switching Protocols
* Upgrade: websocket
* Connection: Upgrade
* Sec-WebSocket-Accept: s3pPLMBiTxaQ9kYGzzhZRbK+xOo=
* Sec-WebSocket-Protocol: chat
* </pre>
*
* @param channel Channel
* @param req HTTP request
*/
@Override
public ChannelFuture handshake(Channel channel, HttpRequest req) {
if (logger.isDebugEnabled()) {
logger.debug(String.format("Channel %s WS Version 13 server handshake", channel.getId()));
}
HttpResponse res = new DefaultHttpResponse(HTTP_1_1, HttpResponseStatus.SWITCHING_PROTOCOLS);
String key = req.getHeader(Names.SEC_WEBSOCKET_KEY);
if (key == null) {
throw new WebSocketHandshakeException("not a WebSocket request: missing key");
}
String acceptSeed = key + WEBSOCKET_13_ACCEPT_GUID;
byte[] sha1 = WebSocketUtil.sha1(acceptSeed.getBytes(CharsetUtil.US_ASCII));
String accept = WebSocketUtil.base64(sha1);
if (logger.isDebugEnabled()) {
logger.debug(
String.format("WS Version 13 Server Handshake key: %s. Response: %s.", key, accept));
}
res.setStatus(HttpResponseStatus.SWITCHING_PROTOCOLS);
res.addHeader(Names.UPGRADE, WEBSOCKET.toLowerCase());
res.addHeader(Names.CONNECTION, Names.UPGRADE);
res.addHeader(Names.SEC_WEBSOCKET_ACCEPT, accept);
String protocol = req.getHeader(Names.SEC_WEBSOCKET_PROTOCOL);
if (protocol != null) {
res.addHeader(Names.SEC_WEBSOCKET_PROTOCOL, selectSubprotocol(protocol));
}
ChannelFuture future = channel.write(res);
// Upgrade the connection and send the handshake response.
ChannelPipeline p = channel.getPipeline();
if (p.get(HttpChunkAggregator.class) != null) {
p.remove(HttpChunkAggregator.class);
}
p.replace(
HttpRequestDecoder.class,
"wsdecoder",
new WebSocket13FrameDecoder(true, allowExtensions, this.getMaxFramePayloadLength()));
p.replace(HttpResponseEncoder.class, "wsencoder", new WebSocket13FrameEncoder(false));
return future;
}
public static MultivaluedMap<String, String> extractRequestHeaders(HttpRequest request) {
Headers<String> requestHeaders = new Headers<String>();
for (Map.Entry<String, String> header : request.headers()) {
requestHeaders.add(header.getKey(), header.getValue());
}
return requestHeaders;
}
@Override
public void channelRead0(final ChannelHandlerContext ctx, HttpRequest req) throws Exception {
if (req.getUri().equals("/hello")) {
ctx.executor().schedule(new HelloWorldRunnable(ctx), 10, TimeUnit.SECONDS);
} else {
ctx.fireChannelRead(req);
}
}
private void writeResponse(Channel channel) {
// Convert the response content to a ChannelBuffer.
ByteBuf buf = copiedBuffer(responseContent.toString(), CharsetUtil.UTF_8);
responseContent.setLength(0);
// Decide whether to close the connection or not.
boolean close =
request.headers().contains(HttpHeaderNames.CONNECTION, HttpHeaderValues.CLOSE, true)
|| request.protocolVersion().equals(HttpVersion.HTTP_1_0)
&& !request
.headers()
.contains(HttpHeaderNames.CONNECTION, HttpHeaderValues.KEEP_ALIVE, true);
// Build the response object.
FullHttpResponse response =
new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK, buf);
response.headers().set(HttpHeaderNames.CONTENT_TYPE, "text/plain; charset=UTF-8");
if (!close) {
// There's no need to add 'Content-Length' header
// if this is the last response.
response.headers().setInt(HttpHeaderNames.CONTENT_LENGTH, buf.readableBytes());
}
Set<Cookie> cookies;
String value = request.headers().getAndConvert(HttpHeaderNames.COOKIE);
if (value == null) {
cookies = Collections.emptySet();
} else {
cookies = ServerCookieDecoder.STRICT.decode(value);
}
if (!cookies.isEmpty()) {
// Reset the cookies if necessary.
for (Cookie cookie : cookies) {
response
.headers()
.add(HttpHeaderNames.SET_COOKIE, ServerCookieEncoder.STRICT.encode(cookie));
}
}
// Write the response.
ChannelFuture future = channel.writeAndFlush(response);
// Close the connection after the write operation is done if necessary.
if (close) {
future.addListener(ChannelFutureListener.CLOSE);
}
}
boolean isKeepAlive() {
String connHeader = req.headers().get("Connection");
if (isOlderHttpVersion()) {
return ((connHeader != null) && "keep-alive".equalsIgnoreCase(connHeader));
} else {
return ((connHeader == null) || !"close".equalsIgnoreCase(connHeader));
}
}
@Override
public MultiMap headers() {
synchronized (getLock()) {
if (headers == null) {
headers = new HeadersAdaptor(request.headers());
}
return headers;
}
}
public static ResteasyUriInfo extractUriInfo(
HttpRequest request, String contextPath, String protocol) {
String host = HttpHeaders.getHost(request, "unknown");
String uri = request.getUri();
String uriString = protocol + "://" + host + uri;
URI absoluteURI = URI.create(uriString);
URI noQuery = UriBuilder.fromUri(uriString).replaceQuery(null).build();
return new ResteasyUriInfo(uriString, absoluteURI.getRawQuery(), contextPath);
}
@Override
protected void doGet(ChannelHandlerContext ctx, HttpRequest httpReq) {
getCount++;
processTime();
QueryStringDecoder reqDecoder = new QueryStringDecoder(httpReq.getUri());
String data = reqDecoder.parameters().get("data").get(0);
Payload payload = JSONSerializer.INSTANCE.fromString(data, Payload.class);
writeJSON(ctx, httpReq, payload);
this.writeContent(ctx, httpReq, "do get", "text/plain");
}