private static void sendStatus(
HttpResponse response,
@Nullable HttpRequest request,
Channel channel,
@Nullable String description) {
response.setHeader(CONTENT_TYPE, "text/html");
if (request == null || request.getMethod() != HttpMethod.HEAD) {
String message = response.getStatus().toString();
StringBuilder builder = new StringBuilder();
builder
.append("<!doctype html><title>")
.append(message)
.append("</title>")
.append("<h1 style=\"text-align: center\">")
.append(message)
.append("</h1>");
if (description != null) {
builder.append("<p>").append(description).append("</p>");
}
builder
.append("<hr/><p style=\"text-align: center\">")
.append(StringUtil.notNullize(getServerHeaderValue(), ""))
.append("</p>");
response.setContent(ChannelBuffers.copiedBuffer(builder, CharsetUtil.UTF_8));
}
send(response, channel, request);
}
public static HttpResponse buildHttpServletResponse(HttpResponseExchange forwardResponse)
throws IOException {
if (null == forwardResponse) {
return new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.REQUEST_TIMEOUT);
}
HttpResponse response =
new DefaultHttpResponse(
HttpVersion.HTTP_1_1, HttpResponseStatus.valueOf(forwardResponse.getResponseCode()));
List<String[]> headers = forwardResponse.getHeaders();
for (String[] header : headers) {
if (header[0].equalsIgnoreCase(HttpHeaders.Names.SET_COOKIE)
|| header[0].equalsIgnoreCase(HttpHeaders.Names.SET_COOKIE2)) {
List<SetCookieHeaderValue> cookies = SetCookieHeaderValue.parse(header[1]);
for (SetCookieHeaderValue cookie : cookies) {
response.addHeader(header[0], cookie.toString());
}
} else {
response.addHeader(header[0], header[1]);
}
}
byte[] content = forwardResponse.getBody();
if (null != content) {
ChannelBuffer bufer = ChannelBuffers.wrappedBuffer(content);
response.setContent(bufer);
}
return response;
}
public static void serve404(
NotFound e, ChannelHandlerContext ctx, Request request, HttpRequest nettyRequest) {
Logger.trace("serve404: begin");
HttpResponse nettyResponse =
new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.NOT_FOUND);
nettyResponse.setHeader(SERVER, signature);
nettyResponse.setHeader(CONTENT_TYPE, "text/html");
Map<String, Object> binding = getBindingForErrors(e, false);
String format = Request.current().format;
if (format == null) {
format = "txt";
}
nettyResponse.setHeader(
CONTENT_TYPE, (MimeTypes.getContentType("404." + format, "text/plain")));
String errorHtml = TemplateLoader.load("errors/404." + format).render(binding);
try {
ChannelBuffer buf = ChannelBuffers.copiedBuffer(errorHtml.getBytes("utf-8"));
nettyResponse.setContent(buf);
ChannelFuture writeFuture = ctx.getChannel().write(nettyResponse);
writeFuture.addListener(ChannelFutureListener.CLOSE);
} catch (UnsupportedEncodingException fex) {
Logger.error(fex, "(utf-8 ?)");
}
Logger.trace("serve404: end");
}
private void handleHttpRequest(ChannelHandlerContext ctx, HttpRequest req) throws Exception {
// Allow only GET methods.
if (req.getMethod() != GET) {
sendHttpResponse(ctx, req, new DefaultHttpResponse(HTTP_1_1, FORBIDDEN));
return;
}
// Send the demo page and favicon.ico
if (req.getUri().equals("/")) {
HttpResponse res = new DefaultHttpResponse(HTTP_1_1, OK);
ChannelBuffer content = WebSocketServerIndexPage.getContent(getWebSocketLocation(req));
res.setHeader(CONTENT_TYPE, "text/html; charset=UTF-8");
setContentLength(res, content.readableBytes());
res.setContent(content);
sendHttpResponse(ctx, req, res);
return;
} else if (req.getUri().equals("/favicon.ico")) {
HttpResponse res = new DefaultHttpResponse(HTTP_1_1, NOT_FOUND);
sendHttpResponse(ctx, req, res);
return;
}
// Handshake
WebSocketServerHandshakerFactory wsFactory =
new WebSocketServerHandshakerFactory(this.getWebSocketLocation(req), null, false);
this.handshaker = wsFactory.newHandshaker(ctx, req);
if (this.handshaker == null) {
wsFactory.sendUnsupportedWebSocketVersionResponse(ctx);
} else {
this.handshaker.executeOpeningHandshake(ctx, req);
}
}
protected static void writeResponse(
ChannelHandlerContext ctx,
Response response,
HttpResponse nettyResponse,
HttpRequest nettyRequest) {
Logger.trace("writeResponse: begin");
byte[] content = null;
final boolean keepAlive = isKeepAlive(nettyRequest);
if (nettyRequest.getMethod().equals(HttpMethod.HEAD)) {
content = new byte[0];
} else {
content = response.out.toByteArray();
}
ChannelBuffer buf = ChannelBuffers.copiedBuffer(content);
nettyResponse.setContent(buf);
if (keepAlive) {
// Add 'Content-Length' header only for a keep-alive connection.
Logger.trace("writeResponse: content length [" + response.out.size() + "]");
setContentLength(nettyResponse, response.out.size());
}
ChannelFuture f = ctx.getChannel().write(nettyResponse);
// Decide whether to close the connection or not.
if (!keepAlive) {
// Close the connection when the whole content is written out.
f.addListener(ChannelFutureListener.CLOSE);
}
Logger.trace("writeResponse: end");
}
public void sendResponse(final MessageEvent e) {
// Build the response object.
final HttpResponse response = new DefaultHttpResponse(HTTP_1_1, OK);
final ByteArrayOutputStream bos = receivedData;
try {
bos.write(" successfully received by server".getBytes("UTF-8"));
} catch (final UnsupportedEncodingException e1) {
e1.printStackTrace();
} catch (final IOException e1) {
e1.printStackTrace();
}
final ChannelBuffer buffer = ChannelBuffers.wrappedBuffer(bos.toByteArray());
response.setContent(buffer);
// response.setContent(arg0)
// response.setContent(ChannelBuffers.copiedBuffer(buf.toString(),
// CharsetUtil.UTF_8));
response.setHeader(CONTENT_TYPE, "application/octet-stream");
final ChannelFuture future = e.getChannel().write(response);
// Close the non-keep-alive connection after the write operation is
// done.
// if (!keepAlive) {
future.addListener(ChannelFutureListener.CLOSE);
// }
}
/**
* Writes the specified TaskResult data to the channel output. Only the raw output data is written
* and rest of the TaskResult fields are ignored
*
* @param ctx the ChannelHandlerContext
* @param event the ChannelEvent
* @throws Exception in case of any errors
*/
private void writeCommandExecutionResponse(
ChannelHandlerContext ctx, ChannelEvent event, HttpResponse response) throws Exception {
// Don't write anything if the response is null
if (response == null) {
// write empty response
event
.getChannel()
.write(new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.NO_CONTENT))
.addListener(ChannelFutureListener.CLOSE);
return;
}
org.jboss.netty.handler.codec.http.HttpResponse httpResponse =
new DefaultHttpResponse(
HttpVersion.HTTP_1_1,
HttpResponseStatus.valueOf(response.getStatusLine().getStatusCode()));
// write headers
for (Header header : response.getAllHeaders()) {
if (!RoutingHttpChannelHandler.REMOVE_HEADERS.contains(header.getName())) {
httpResponse.setHeader(header.getName(), header.getValue());
}
}
// write entity
HttpEntity responseEntity = response.getEntity();
byte[] responseData = EntityUtils.toByteArray(responseEntity);
httpResponse.setContent(ChannelBuffers.copiedBuffer(responseData));
// write response
event.getChannel().write(httpResponse).addListener(ChannelFutureListener.CLOSE);
}
private void sendError(ChannelHandlerContext ctx, String message, HttpResponseStatus status) {
HttpResponse response = new DefaultHttpResponse(HTTP_1_1, status);
response.setHeader(CONTENT_TYPE, "text/plain; charset=UTF-8");
response.setContent(ChannelBuffers.copiedBuffer(message, CharsetUtil.UTF_8));
// Close the connection as soon as the error message is sent.
ctx.getChannel().write(response).addListener(ChannelFutureListener.CLOSE);
}
public static void send(
String contentType,
CharSequence content,
HttpRequest request,
ChannelHandlerContext context) {
HttpResponse response = create(contentType);
response.setContent(ChannelBuffers.copiedBuffer(content, CharsetUtil.UTF_8));
send(response, request, context);
}
private void sendError(ChannelHandlerContext ctx, HttpResponseStatus status) {
HttpResponse response = new DefaultHttpResponse(HttpVersion.HTTP_1_1, status);
response.setHeader(HttpHeaders.Names.CONTENT_TYPE, "text/plain; charset=UTF-8");
response.setContent(
ChannelBuffers.copiedBuffer(
"Failure: " + status.toString() + "\r\n", Charset.forName("UTF-8")));
// Close the connection as soon as the error message is sent.
ctx.getChannel().write(response).addListener(ChannelFutureListener.CLOSE);
}
public Deferred<HttpResponse> process(ChannelHandlerContext context, HttpRequest request) {
HttpResponse response =
new DefaultHttpResponse(request.getProtocolVersion(), HttpResponseStatus.OK);
response.setHeader("content-type", "text/html");
response.setContent(
ChannelBuffers.copiedBuffer("Accepted ShutDown Request", Charset.defaultCharset()));
Deferred<HttpResponse> deferred = new Deferred<HttpResponse>();
deferred.callback(response);
shutdown();
super.doShutdown(context.getChannel());
return deferred;
}
/* 此函数封装一个响应信息
* 当需要发送信息给用户时，此函数将被调用
* @param [res] 响应对象
* @param [setCookie] 是否需要强制浏览器设置cookie
* @param [sessionId] 当setCookie为真时使用，服务器产生的sessionId
* @param [content] 服务器响应内容
* @param [contentLength] 服务器响应内容长度
*/
private void buildResponse(
HttpResponse res,
boolean setCookie,
String sessionId,
ChannelBuffer content,
int contentLength) {
if (setCookie == true) {
res.setHeader(SET_COOKIE, sessionId);
}
res.setHeader(CONTENT_TYPE, "text/html; charset=UTF-8");
setContentLength(res, content.readableBytes());
res.setContent(content);
}
private void sendHttpResponse(ChannelHandlerContext ctx, HttpRequest req, HttpResponse res) {
// Generate an error page if response status code is not OK (200).
if (res.getStatus().getCode() != 200) {
res.setContent(ChannelBuffers.copiedBuffer(res.getStatus().toString(), CharsetUtil.UTF_8));
setContentLength(res, res.getContent().readableBytes());
}
// Send the response and close the connection if necessary.
ChannelFuture f = ctx.getChannel().write(res);
if (!isKeepAlive(req) || res.getStatus().getCode() != 200) {
f.addListener(ChannelFutureListener.CLOSE);
}
}
private void sendResponse(
ChannelHandlerContext channel,
HttpRequest request,
String messageBody,
HttpResponseStatus status) {
HttpResponse response = new DefaultHttpResponse(HttpVersion.HTTP_1_1, status);
if (messageBody != null && !messageBody.isEmpty()) {
response.setContent(ChannelBuffers.copiedBuffer(messageBody, Constants.DEFAULT_CHARSET));
}
Tracker.getInstance().trackResponse(request, response);
HttpResponder.respond(channel, request, response);
}
public void fire(Object something) {
try {
String result = (String) something;
if (result.equals(RedisServer.TIME_OUT_STRING)) {
logger.error("fire message timeout error, message id:" + getIdentify());
response.setContent(
ChannelBuffers.wrappedBuffer(
JResultUtil.getFailureJsonString(CoreProxyHandler.RESULT_TIMEOUT).getBytes()));
response.setStatus(HttpResponseStatus.OK);
} else {
logger.info("fire message success, message id:" + getIdentify());
response.setContent(
ChannelBuffers.wrappedBuffer(JResultUtil.getOkJsonString(result).getBytes()));
response.setStatus(HttpResponseStatus.OK);
}
} catch (Exception e) {
logger.error("fire message error, e:" + e.getMessage() + " result:" + something);
response.setContent(
ChannelBuffers.wrappedBuffer(
JResultUtil.getFailureJsonString(CoreProxyHandler.RESULT_ERROR).getBytes()));
response.setStatus(HttpResponseStatus.OK);
}
NettyHttpOutput.output(response, event.getChannel());
}
@Override
public void messageReceived(ChannelHandlerContext context, MessageEvent e) throws Exception {
if (e.getMessage() instanceof HttpRequest) {
HttpRequest message = (HttpRequest) e.getMessage();
HttpResponse response;
if (new QueryStringDecoder(message.getUri()).getPath().equals(START_TIME_PATH)) {
response = new DefaultHttpResponse(HTTP_1_1, OK);
response.setHeader("Access-Control-Allow-Origin", "*");
response.setContent(
ChannelBuffers.copiedBuffer(getApplicationStartTime(), CharsetUtil.US_ASCII));
} else {
response = new DefaultHttpResponse(HTTP_1_1, NOT_FOUND);
}
context.getChannel().write(response).addListener(ChannelFutureListener.CLOSE);
}
}
@Override
public void service(ChannelHandlerContext context, HttpRequest request, HttpResponse response) {
String path = request.getUri();
path = path.substring(getPrefix().length()).toLowerCase();
HashMap<String, String> params = getParams(request);
String data = getData(path, params);
ChannelBuffer buffer = ChannelBuffers.copiedBuffer(ChannelBuffers.BIG_ENDIAN, data, UTF8);
response.addHeader(HttpHeaders.Names.CONTENT_TYPE, CONTENT_TYPE);
response.addHeader(HttpHeaders.Names.CONTENT_ENCODING, ENCODING);
response.setContent(buffer);
}
static void sendRedirect(
final ChannelHandlerContext ctx,
final ChannelEvent e,
final Class<? extends ComponentId> compClass,
final MappingHttpRequest request) {
e.getFuture().cancel();
String redirectUri = null;
if (Topology.isEnabled(compClass)) { // have an enabled service, lets use that
final URI serviceUri = ServiceUris.remote(Topology.lookup(compClass));
redirectUri =
serviceUri.toASCIIString() + request.getServicePath().replace(serviceUri.getPath(), "");
} else if (Topology.isEnabled(
Eucalyptus.class)) { // can't find service info, redirect via clc master
final URI serviceUri = ServiceUris.remote(Topology.lookup(Eucalyptus.class));
redirectUri =
serviceUri.toASCIIString().replace(Eucalyptus.INSTANCE.getServicePath(), "")
+ request.getServicePath().replace(serviceUri.getPath(), "");
}
HttpResponse response = null;
if (redirectUri == null || isRedirectLoop(request, redirectUri)) {
response =
new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.SERVICE_UNAVAILABLE);
if (Logs.isDebug()) {
String errorMessage =
"Failed to lookup service for "
+ Components.lookup(compClass).getName()
+ " for path "
+ request.getServicePath()
+ ".\nCurrent state: \n\t"
+ Joiner.on("\n\t").join(Topology.enabledServices());
byte[] errorBytes = Exceptions.string(new ServiceStateException(errorMessage)).getBytes();
response.setContent(ChannelBuffers.wrappedBuffer(errorBytes));
}
} else {
response =
new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.TEMPORARY_REDIRECT);
if (request.getQuery() != null) {
redirectUri += "?" + request.getQuery();
}
response.setHeader(HttpHeaders.Names.LOCATION, redirectUri);
}
response.setHeader(HttpHeaders.Names.CONNECTION, HttpHeaders.Values.CLOSE);
if (ctx.getChannel().isConnected()) {
ctx.getChannel().write(response).addListener(ChannelFutureListener.CLOSE);
}
}
public HttpResponse generateResponse(HttpRequest request, String serverOrigin) throws Exception {
HttpResponse response =
new DefaultHttpResponse(
HttpVersion.HTTP_1_1,
new HttpResponseStatus(101, "Web Socket Protocol Handshake - IETF-00"));
response.addHeader(HttpHeaders.Names.CONNECTION, "Upgrade");
response.addHeader(HttpHeaders.Names.UPGRADE, "WebSocket");
String origin = request.getHeader(Names.ORIGIN);
if (origin == null) {
origin = serverOrigin;
}
response.addHeader(Names.SEC_WEBSOCKET_ORIGIN, origin);
response.addHeader(Names.SEC_WEBSOCKET_LOCATION, getWebSocketLocation(request));
String protocol = request.getHeader(Names.SEC_WEBSOCKET_PROTOCOL);
if (protocol != null) {
response.addHeader(Names.SEC_WEBSOCKET_PROTOCOL, protocol);
}
// Calculate the answer of the challenge.
String key1 = request.getHeader(Names.SEC_WEBSOCKET_KEY1);
String key2 = request.getHeader(Names.SEC_WEBSOCKET_KEY2);
byte[] key3 = new byte[8];
request.getContent().readBytes(key3);
byte[] solution = WebSocketChallenge00.solve(key1, key2, key3);
ChannelBuffer buffer = ChannelBuffers.dynamicBuffer(solution.length + 2);
buffer.writeBytes(solution);
response.addHeader("Content-Length", buffer.readableBytes());
response.setContent(buffer);
response.setChunked(false);
return response;
}
@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent messageEvent)
throws Exception {
// store request, as this channel handler is created per pipeline
HttpRequest request = (HttpRequest) messageEvent.getMessage();
LOG.debug("Message received: {}", request);
HttpServerChannelHandler handler = getHandler(request);
if (handler != null) {
// store handler as attachment
ctx.setAttachment(handler);
handler.messageReceived(ctx, messageEvent);
} else {
// this service is not available, so send empty response back
HttpResponse response = new DefaultHttpResponse(HTTP_1_1, SERVICE_UNAVAILABLE);
response.setHeader(Exchange.CONTENT_TYPE, "text/plain");
response.setHeader(Exchange.CONTENT_LENGTH, 0);
response.setContent(ChannelBuffers.copiedBuffer(new byte[] {}));
messageEvent.getChannel().write(response);
}
}
public void writeResponse(byte[] responseValue) {
this.responseContent = ChannelBuffers.dynamicBuffer(responseValue.length);
this.responseContent.writeBytes(responseValue);
// 1. Create the Response object
HttpResponse response = new DefaultHttpResponse(HTTP_1_1, OK);
// 2. Set the right headers
response.setHeader(CONTENT_TYPE, "binary");
response.setHeader(CONTENT_TRANSFER_ENCODING, "binary");
// 3. Copy the data into the payload
response.setContent(responseContent);
response.setHeader(CONTENT_LENGTH, response.getContent().readableBytes());
if (logger.isDebugEnabled()) {
logger.debug("Response = " + response);
}
// Write the response to the Netty Channel
this.getRequestMessageEvent.getChannel().write(response);
}
public void handleJsRequest(String path, HttpRequest req, HttpResponse resp) {
if (req.containsHeader(IF_NONE_MATCH) || req.containsHeader(IF_MODIFIED_SINCE)) {
resp.setStatus(HttpResponseStatus.NOT_MODIFIED);
return;
}
String jsName = path.substring(1);
ChannelBuffer buf = jsBufferMap.get(jsName);
if (buf == null) {
tryReloadJs();
if (jsName == null) {
log.error("需要访问的JS名称为空。[req: " + req.getUri() + "]");
}
buf = jsBufferMap.get(jsName);
}
if (buf != null) {
resp.setContent(buf);
resp.setHeader(CONTENT_LENGTH, buf.capacity());
resp.setHeader(CONTENT_TYPE, "text/javascript; charset=UTF-8");
resp.setHeader(CONTENT_ENCODING, "gzip");
// resp.setHeader(EXPIRES, System.currentTimeMillis() + expired);
StringBuilder etagBuilder =
new StringBuilder("W/\"")
.append(buf.capacity())
.append("-")
.append(System.currentTimeMillis())
.append("\"");
resp.setHeader(ETAG, etagBuilder.toString());
LogRequestParser lrp = logRequestParserThreadLocal.get();
if (lrp == null) {
lrp = new LogRequestParser();
}
lrp.cdate.setTime(System.currentTimeMillis() + expired);
resp.setHeader(EXPIRES, lrp.sdf.format(lrp.cdate));
} else {
resp.setStatus(HttpResponseStatus.NOT_FOUND);
}
}
@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
if (e.getMessage() instanceof HttpRequest
&& HttpMethod.GET.equals(((HttpRequest) e.getMessage()).getMethod())) {
HttpRequest request = (HttpRequest) e.getMessage();
HttpResponse response =
new DefaultHttpResponse(request.getProtocolVersion(), HttpResponseStatus.OK);
String resp = "";
for (Component c : Component.values()) {
resp +=
String.format(
"name=%-20.20s enabled=%-10.10s local=%-10.10s initialized=%-10.10s\n",
c.name(), c.isEnabled(), c.isLocal(), c.isInitialized());
}
ChannelBuffer buf = ChannelBuffers.copiedBuffer(resp.getBytes());
response.setContent(buf);
response.addHeader(HttpHeaders.Names.CONTENT_LENGTH, String.valueOf(buf.readableBytes()));
response.addHeader(HttpHeaders.Names.CONTENT_TYPE, "text/plain; charset=UTF-8");
ChannelFuture writeFuture = ctx.getChannel().write(response);
writeFuture.addListener(ChannelFutureListener.CLOSE);
} else {
ctx.sendUpstream(e);
}
}
/**
* Construct a proper HTTP response to a received request. After the response has been created, it
* is sent and the resulting {@link ChannelFuture} object is returned. See <a
* href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html">RFC-2616</a> for HTTP header
* field definitions.
*
* @param output The {@link HttpResponse} object that will be used to construct the response.
* @param e The {@link MessageEvent} object used to communicate with the client that sent the
* request.
* @param close Set to true to close the channel after sending the response. By default the
* channel is not closed after sending.
* @param startStopListenerDelegate The {@link StartStopListenerDelegate} object that is used to
* notify plugins that the {@link DLNAResource} is about to start playing.
* @return The {@link ChannelFuture} object via which the response was sent.
* @throws IOException
*/
public ChannelFuture answer(
HttpResponse output,
MessageEvent e,
final boolean close,
final StartStopListenerDelegate startStopListenerDelegate)
throws IOException {
ChannelFuture future = null;
long CLoverride = -2; // 0 and above are valid Content-Length values, -1 means omit
StringBuilder response = new StringBuilder();
DLNAResource dlna = null;
boolean xbox = mediaRenderer.isXBOX();
// Samsung 2012 TVs have a problematic preceding slash that needs to be removed.
if (argument.startsWith("/")) {
LOGGER.trace("Stripping preceding slash from: " + argument);
argument = argument.substring(1);
}
if ((method.equals("GET") || method.equals("HEAD")) && argument.startsWith("console/")) {
// Request to output a page to the HTLM console.
output.setHeader(HttpHeaders.Names.CONTENT_TYPE, "text/html");
response.append(HTMLConsole.servePage(argument.substring(8)));
} else if ((method.equals("GET") || method.equals("HEAD")) && argument.startsWith("get/")) {
// Request to retrieve a file
// Extract the resource id from the argument string.
String id = argument.substring(argument.indexOf("get/") + 4, argument.lastIndexOf("/"));
// Some clients escape the separators in their request, unescape them.
id = id.replace("%24", "$");
// Retrieve the DLNAresource itself.
List<DLNAResource> files =
PMS.get().getRootFolder(mediaRenderer).getDLNAResources(id, false, 0, 0, mediaRenderer);
if (transferMode != null) {
output.setHeader("TransferMode.DLNA.ORG", transferMode);
}
if (files.size() == 1) {
// DNLAresource was found.
dlna = files.get(0);
String fileName = argument.substring(argument.lastIndexOf("/") + 1);
if (fileName.startsWith("thumbnail0000")) {
// This is a request for a thumbnail file.
output.setHeader(HttpHeaders.Names.CONTENT_TYPE, dlna.getThumbnailContentType());
output.setHeader(HttpHeaders.Names.ACCEPT_RANGES, "bytes");
output.setHeader(HttpHeaders.Names.EXPIRES, getFUTUREDATE() + " GMT");
output.setHeader(HttpHeaders.Names.CONNECTION, "keep-alive");
if (mediaRenderer.isMediaParserV2()) {
dlna.checkThumbnail();
}
inputStream = dlna.getThumbnailInputStream();
} else if (fileName.indexOf("subtitle0000") > -1) {
// This is a request for a subtitle file
output.setHeader(HttpHeaders.Names.CONTENT_TYPE, "text/plain");
output.setHeader(HttpHeaders.Names.EXPIRES, getFUTUREDATE() + " GMT");
List<DLNAMediaSubtitle> subs = dlna.getMedia().getSubtitlesCodes();
if (subs != null && !subs.isEmpty()) {
// TODO: maybe loop subs to get the requested subtitle type instead of using the first
// one
DLNAMediaSubtitle sub = subs.get(0);
inputStream = new java.io.FileInputStream(sub.getFile());
}
} else {
// This is a request for a regular file.
// If range has not been initialized yet and the DLNAResource has its
// own start and end defined, initialize range with those values before
// requesting the input stream.
Range.Time splitRange = dlna.getSplitRange();
if (range.getStart() == null && splitRange.getStart() != null) {
range.setStart(splitRange.getStart());
}
if (range.getEnd() == null && splitRange.getEnd() != null) {
range.setEnd(splitRange.getEnd());
}
inputStream =
dlna.getInputStream(
Range.create(lowRange, highRange, range.getStart(), range.getEnd()),
mediaRenderer);
// Some renderers (like Samsung devices) allow a custom header for a subtitle URL
String subtitleHttpHeader = mediaRenderer.getSubtitleHttpHeader();
if (subtitleHttpHeader != null && !"".equals(subtitleHttpHeader)) {
// Device allows a custom subtitle HTTP header; construct it
List<DLNAMediaSubtitle> subs = dlna.getMedia().getSubtitlesCodes();
if (subs != null && !subs.isEmpty()) {
DLNAMediaSubtitle sub = subs.get(0);
int type = sub.getType();
if (type < DLNAMediaSubtitle.subExtensions.length) {
String strType = DLNAMediaSubtitle.subExtensions[type - 1];
String subtitleUrl =
"http://"
+ PMS.get().getServer().getHost()
+ ':'
+ PMS.get().getServer().getPort()
+ "/get/"
+ id
+ "/subtitle0000."
+ strType;
output.setHeader(subtitleHttpHeader, subtitleUrl);
}
}
}
String name = dlna.getDisplayName(mediaRenderer);
if (inputStream == null) {
// No inputStream indicates that transcoding / remuxing probably crashed.
LOGGER.error("There is no inputstream to return for " + name);
} else {
// Notify plugins that the DLNAresource is about to start playing
startStopListenerDelegate.start(dlna);
// Try to determine the content type of the file
String rendererMimeType = getRendererMimeType(dlna.mimeType(), mediaRenderer);
if (rendererMimeType != null && !"".equals(rendererMimeType)) {
output.setHeader(HttpHeaders.Names.CONTENT_TYPE, rendererMimeType);
}
final DLNAMediaInfo media = dlna.getMedia();
if (media != null) {
if (StringUtils.isNotBlank(media.getContainer())) {
name += " [container: " + media.getContainer() + "]";
}
if (StringUtils.isNotBlank(media.getCodecV())) {
name += " [video: " + media.getCodecV() + "]";
}
}
PMS.get().getFrame().setStatusLine("Serving " + name);
// Response generation:
// We use -1 for arithmetic convenience but don't send it as a value.
// If Content-Length < 0 we omit it, for Content-Range we use '*' to signify
// unspecified.
boolean chunked = mediaRenderer.isChunkedTransfer();
// Determine the total size. Note: when transcoding the length is
// not known in advance, so DLNAMediaInfo.TRANS_SIZE will be returned instead.
long totalsize = dlna.length(mediaRenderer);
if (chunked && totalsize == DLNAMediaInfo.TRANS_SIZE) {
// In chunked mode we try to avoid arbitrary values.
totalsize = -1;
}
long remaining = totalsize - lowRange;
long requested = highRange - lowRange;
if (requested != 0) {
// Determine the range (i.e. smaller of known or requested bytes)
long bytes = remaining > -1 ? remaining : inputStream.available();
if (requested > 0 && bytes > requested) {
bytes = requested + 1;
}
// Calculate the corresponding highRange (this is usually redundant).
highRange = lowRange + bytes - (bytes > 0 ? 1 : 0);
LOGGER.trace(
(chunked ? "Using chunked response. " : "") + "Sending " + bytes + " bytes.");
output.setHeader(
HttpHeaders.Names.CONTENT_RANGE,
"bytes "
+ lowRange
+ "-"
+ (highRange > -1 ? highRange : "*")
+ "/"
+ (totalsize > -1 ? totalsize : "*"));
// Content-Length refers to the current chunk size here, though in chunked
// mode if the request is open-ended and totalsize is unknown we omit it.
if (chunked && requested < 0 && totalsize < 0) {
CLoverride = -1;
} else {
CLoverride = bytes;
}
} else {
// Content-Length refers to the total remaining size of the stream here.
CLoverride = remaining;
}
// Calculate the corresponding highRange (this is usually redundant).
highRange = lowRange + CLoverride - (CLoverride > 0 ? 1 : 0);
if (contentFeatures != null) {
output.setHeader("ContentFeatures.DLNA.ORG", dlna.getDlnaContentFeatures());
}
output.setHeader(HttpHeaders.Names.ACCEPT_RANGES, "bytes");
output.setHeader(HttpHeaders.Names.CONNECTION, "keep-alive");
}
}
}
} else if ((method.equals("GET") || method.equals("HEAD"))
&& (argument.toLowerCase().endsWith(".png")
|| argument.toLowerCase().endsWith(".jpg")
|| argument.toLowerCase().endsWith(".jpeg"))) {
if (argument.toLowerCase().endsWith(".png")) {
output.setHeader(HttpHeaders.Names.CONTENT_TYPE, "image/png");
} else {
output.setHeader(HttpHeaders.Names.CONTENT_TYPE, "image/jpeg");
}
output.setHeader(HttpHeaders.Names.ACCEPT_RANGES, "bytes");
output.setHeader(HttpHeaders.Names.CONNECTION, "keep-alive");
output.setHeader(HttpHeaders.Names.EXPIRES, getFUTUREDATE() + " GMT");
inputStream = getResourceInputStream(argument);
} else if ((method.equals("GET") || method.equals("HEAD"))
&& (argument.equals("description/fetch") || argument.endsWith("1.0.xml"))) {
output.setHeader(HttpHeaders.Names.CONTENT_TYPE, "text/xml; charset=\"utf-8\"");
output.setHeader(HttpHeaders.Names.CACHE_CONTROL, "no-cache");
output.setHeader(HttpHeaders.Names.EXPIRES, "0");
output.setHeader(HttpHeaders.Names.ACCEPT_RANGES, "bytes");
output.setHeader(HttpHeaders.Names.CONNECTION, "keep-alive");
inputStream =
getResourceInputStream((argument.equals("description/fetch") ? "PMS.xml" : argument));
if (argument.equals("description/fetch")) {
byte b[] = new byte[inputStream.available()];
inputStream.read(b);
String s = new String(b);
s = s.replace("[uuid]", PMS.get().usn()); // .substring(0, PMS.get().usn().length()-2));
String profileName = PMS.getConfiguration().getProfileName();
if (PMS.get().getServer().getHost() != null) {
s = s.replace("[host]", PMS.get().getServer().getHost());
s = s.replace("[port]", "" + PMS.get().getServer().getPort());
}
if (xbox) {
LOGGER.debug("DLNA changes for Xbox 360");
s =
s.replace(
"Universal Media Server",
"Universal Media Server [" + profileName + "] : Windows Media Connect");
s =
s.replace(
"<modelName>UMS</modelName>", "<modelName>Windows Media Connect</modelName>");
s =
s.replace(
"<serviceList>",
"<serviceList>"
+ CRLF
+ "<service>"
+ CRLF
+ "<serviceType>urn:microsoft.com:service:X_MS_MediaReceiverRegistrar:1</serviceType>"
+ CRLF
+ "<serviceId>urn:microsoft.com:serviceId:X_MS_MediaReceiverRegistrar</serviceId>"
+ CRLF
+ "<SCPDURL>/upnp/mrr/scpd</SCPDURL>"
+ CRLF
+ "<controlURL>/upnp/mrr/control</controlURL>"
+ CRLF
+ "</service>"
+ CRLF);
} else {
s = s.replace("Universal Media Server", "Universal Media Server [" + profileName + "]");
}
if (!mediaRenderer.isPS3()) {
// hacky stuff. replace the png icon by a jpeg one. Like mpeg2 remux,
// really need a proper format compatibility list by renderer
s = s.replace("<mimetype>image/png</mimetype>", "<mimetype>image/jpeg</mimetype>");
s = s.replace("/images/thumbnail-256.png", "/images/thumbnail-120.jpg");
s = s.replace(">256<", ">120<");
}
response.append(s);
inputStream = null;
}
} else if (method.equals("POST")
&& (argument.contains("MS_MediaReceiverRegistrar_control")
|| argument.contains("mrr/control"))) {
output.setHeader(HttpHeaders.Names.CONTENT_TYPE, "text/xml; charset=\"utf-8\"");
response.append(HTTPXMLHelper.XML_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_HEADER);
response.append(CRLF);
if (soapaction != null && soapaction.contains("IsAuthorized")) {
response.append(HTTPXMLHelper.XBOX_2);
response.append(CRLF);
} else if (soapaction != null && soapaction.contains("IsValidated")) {
response.append(HTTPXMLHelper.XBOX_1);
response.append(CRLF);
}
response.append(HTTPXMLHelper.BROWSERESPONSE_FOOTER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
} else if (method.equals("POST") && argument.endsWith("upnp/control/connection_manager")) {
output.setHeader(HttpHeaders.Names.CONTENT_TYPE, "text/xml; charset=\"utf-8\"");
if (soapaction.indexOf("ConnectionManager:1#GetProtocolInfo") > -1) {
response.append(HTTPXMLHelper.XML_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.PROTOCOLINFO_RESPONSE);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
}
} else if (method.equals("POST") && argument.endsWith("upnp/control/content_directory")) {
output.setHeader(HttpHeaders.Names.CONTENT_TYPE, "text/xml; charset=\"utf-8\"");
if (soapaction.indexOf("ContentDirectory:1#GetSystemUpdateID") > -1) {
response.append(HTTPXMLHelper.XML_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.GETSYSTEMUPDATEID_HEADER);
response.append(CRLF);
response.append("<Id>" + DLNAResource.getSystemUpdateId() + "</Id>");
response.append(CRLF);
response.append(HTTPXMLHelper.GETSYSTEMUPDATEID_FOOTER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
} else if (soapaction.indexOf("ContentDirectory:1#X_GetFeatureList")
> -1) { // Added for Samsung 2012 TVs
response.append(HTTPXMLHelper.XML_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SAMSUNG_ERROR_RESPONSE);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
} else if (soapaction.indexOf("ContentDirectory:1#GetSortCapabilities") > -1) {
response.append(HTTPXMLHelper.XML_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SORTCAPS_RESPONSE);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
} else if (soapaction.indexOf("ContentDirectory:1#GetSearchCapabilities") > -1) {
response.append(HTTPXMLHelper.XML_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SEARCHCAPS_RESPONSE);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
} else if (soapaction.contains("ContentDirectory:1#Browse")
|| soapaction.contains("ContentDirectory:1#Search")) {
objectID = getEnclosingValue(content, "<ObjectID>", "</ObjectID>");
String containerID = null;
if ((objectID == null || objectID.length() == 0) && xbox) {
containerID = getEnclosingValue(content, "<ContainerID>", "</ContainerID>");
if (!containerID.contains("$")) {
objectID = "0";
} else {
objectID = containerID;
containerID = null;
}
}
Object sI = getEnclosingValue(content, "<StartingIndex>", "</StartingIndex>");
Object rC = getEnclosingValue(content, "<RequestedCount>", "</RequestedCount>");
browseFlag = getEnclosingValue(content, "<BrowseFlag>", "</BrowseFlag>");
if (sI != null) {
startingIndex = Integer.parseInt(sI.toString());
}
if (rC != null) {
requestCount = Integer.parseInt(rC.toString());
}
response.append(HTTPXMLHelper.XML_HEADER);
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_HEADER);
response.append(CRLF);
if (soapaction.contains("ContentDirectory:1#Search")) {
response.append(HTTPXMLHelper.SEARCHRESPONSE_HEADER);
} else {
response.append(HTTPXMLHelper.BROWSERESPONSE_HEADER);
}
response.append(CRLF);
response.append(HTTPXMLHelper.RESULT_HEADER);
response.append(HTTPXMLHelper.DIDL_HEADER);
if (soapaction.contains("ContentDirectory:1#Search")) {
browseFlag = "BrowseDirectChildren";
}
// XBOX virtual containers ... d'oh!
String searchCriteria = null;
if (xbox
&& PMS.getConfiguration().getUseCache()
&& PMS.get().getLibrary() != null
&& containerID != null) {
if (containerID.equals("7") && PMS.get().getLibrary().getAlbumFolder() != null) {
objectID = PMS.get().getLibrary().getAlbumFolder().getResourceId();
} else if (containerID.equals("6") && PMS.get().getLibrary().getArtistFolder() != null) {
objectID = PMS.get().getLibrary().getArtistFolder().getResourceId();
} else if (containerID.equals("5") && PMS.get().getLibrary().getGenreFolder() != null) {
objectID = PMS.get().getLibrary().getGenreFolder().getResourceId();
} else if (containerID.equals("F")
&& PMS.get().getLibrary().getPlaylistFolder() != null) {
objectID = PMS.get().getLibrary().getPlaylistFolder().getResourceId();
} else if (containerID.equals("4") && PMS.get().getLibrary().getAllFolder() != null) {
objectID = PMS.get().getLibrary().getAllFolder().getResourceId();
} else if (containerID.equals("1")) {
String artist = getEnclosingValue(content, "upnp:artist = "", "")");
if (artist != null) {
objectID = PMS.get().getLibrary().getArtistFolder().getResourceId();
searchCriteria = artist;
}
}
}
List<DLNAResource> files =
PMS.get()
.getRootFolder(mediaRenderer)
.getDLNAResources(
objectID,
browseFlag != null && browseFlag.equals("BrowseDirectChildren"),
startingIndex,
requestCount,
mediaRenderer);
if (searchCriteria != null && files != null) {
for (int i = files.size() - 1; i >= 0; i--) {
if (!files.get(i).getName().equals(searchCriteria)) {
files.remove(i);
}
}
if (files.size() > 0) {
files = files.get(0).getChildren();
}
}
int minus = 0;
if (files != null) {
for (DLNAResource uf : files) {
if (xbox && containerID != null) {
uf.setFakeParentId(containerID);
}
if (uf.isCompatible(mediaRenderer)
&& (uf.getPlayer() == null || uf.getPlayer().isPlayerCompatible(mediaRenderer))) {
response.append(uf.toString(mediaRenderer));
} else {
minus++;
}
}
}
response.append(HTTPXMLHelper.DIDL_FOOTER);
response.append(HTTPXMLHelper.RESULT_FOOTER);
response.append(CRLF);
int filessize = 0;
if (files != null) {
filessize = files.size();
}
response.append("<NumberReturned>").append(filessize - minus).append("</NumberReturned>");
response.append(CRLF);
DLNAResource parentFolder = null;
if (files != null && filessize > 0) {
parentFolder = files.get(0).getParent();
}
if (browseFlag != null
&& browseFlag.equals("BrowseDirectChildren")
&& mediaRenderer.isMediaParserV2()
&& mediaRenderer.isDLNATreeHack()) {
// with the new parser, files are parsed and analyzed *before* creating the DLNA tree,
// every 10 items (the ps3 asks 10 by 10),
// so we do not know exactly the total number of items in the DLNA folder to send
// (regular files, plus the #transcode folder, maybe the #imdb one, also files can be
// invalidated and hidden if format is broken or encrypted, etc.).
// let's send a fake total size to force the renderer to ask following items
int totalCount = startingIndex + requestCount + 1; // returns 11 when 10 asked
if (filessize - minus <= 0) // if no more elements, send the startingIndex
{
totalCount = startingIndex;
}
response.append("<TotalMatches>").append(totalCount).append("</TotalMatches>");
} else if (browseFlag != null && browseFlag.equals("BrowseDirectChildren")) {
response
.append("<TotalMatches>")
.append(((parentFolder != null) ? parentFolder.childrenNumber() : filessize) - minus)
.append("</TotalMatches>");
} else { // from upnp spec: If BrowseMetadata is specified in the BrowseFlags then
// TotalMatches = 1
response.append("<TotalMatches>1</TotalMatches>");
}
response.append(CRLF);
response.append("<UpdateID>");
if (parentFolder != null) {
response.append(parentFolder.getUpdateId());
} else {
response.append("1");
}
response.append("</UpdateID>");
response.append(CRLF);
if (soapaction.contains("ContentDirectory:1#Search")) {
response.append(HTTPXMLHelper.SEARCHRESPONSE_FOOTER);
} else {
response.append(HTTPXMLHelper.BROWSERESPONSE_FOOTER);
}
response.append(CRLF);
response.append(HTTPXMLHelper.SOAP_ENCODING_FOOTER);
response.append(CRLF);
// LOGGER.trace(response.toString());
}
} else if (method.equals("SUBSCRIBE")) {
output.setHeader("SID", PMS.get().usn());
output.setHeader("TIMEOUT", "Second-1800");
String cb = soapaction.replace("<", "").replace(">", "");
String faddr = cb.replace("http://", "").replace("/", "");
String addr = faddr.split(":")[0];
int port = Integer.parseInt(faddr.split(":")[1]);
Socket sock = new Socket(addr, port);
OutputStream out = sock.getOutputStream();
out.write(("NOTIFY /" + argument + " HTTP/1.1").getBytes());
out.write(CRLF.getBytes());
out.write(("SID: " + PMS.get().usn()).getBytes());
out.write(CRLF.getBytes());
out.write(("SEQ: " + 0).getBytes());
out.write(CRLF.getBytes());
out.write(("NT: upnp:event").getBytes());
out.write(CRLF.getBytes());
out.write(("NTS: upnp:propchange").getBytes());
out.write(CRLF.getBytes());
out.write(("HOST: " + faddr).getBytes());
out.write(CRLF.getBytes());
out.flush();
out.close();
if (argument.contains("connection_manager")) {
response.append(
HTTPXMLHelper.eventHeader("urn:schemas-upnp-org:service:ConnectionManager:1"));
response.append(HTTPXMLHelper.eventProp("SinkProtocolInfo"));
response.append(HTTPXMLHelper.eventProp("SourceProtocolInfo"));
response.append(HTTPXMLHelper.eventProp("CurrentConnectionIDs"));
response.append(HTTPXMLHelper.EVENT_FOOTER);
} else if (argument.contains("content_directory")) {
response.append(
HTTPXMLHelper.eventHeader("urn:schemas-upnp-org:service:ContentDirectory:1"));
response.append(HTTPXMLHelper.eventProp("TransferIDs"));
response.append(HTTPXMLHelper.eventProp("ContainerUpdateIDs"));
response.append(
HTTPXMLHelper.eventProp("SystemUpdateID", "" + DLNAResource.getSystemUpdateId()));
response.append(HTTPXMLHelper.EVENT_FOOTER);
}
} else if (method.equals("NOTIFY")) {
output.setHeader(HttpHeaders.Names.CONTENT_TYPE, "text/xml");
output.setHeader("NT", "upnp:event");
output.setHeader("NTS", "upnp:propchange");
output.setHeader("SID", PMS.get().usn());
output.setHeader("SEQ", "0");
response.append("<e:propertyset xmlns:e=\"urn:schemas-upnp-org:event-1-0\">");
response.append("<e:property>");
response.append("<TransferIDs></TransferIDs>");
response.append("</e:property>");
response.append("<e:property>");
response.append("<ContainerUpdateIDs></ContainerUpdateIDs>");
response.append("</e:property>");
response.append("<e:property>");
response
.append("<SystemUpdateID>")
.append(DLNAResource.getSystemUpdateId())
.append("</SystemUpdateID>");
response.append("</e:property>");
response.append("</e:propertyset>");
}
output.setHeader("Server", PMS.get().getServerName());
if (response.length() > 0) {
// A response message was constructed; convert it to data ready to be sent.
byte responseData[] = response.toString().getBytes("UTF-8");
output.setHeader(HttpHeaders.Names.CONTENT_LENGTH, "" + responseData.length);
// HEAD requests only require headers to be set, no need to set contents.
if (!method.equals("HEAD")) {
// Not a HEAD request, so set the contents of the response.
ChannelBuffer buf = ChannelBuffers.copiedBuffer(responseData);
output.setContent(buf);
}
// Send the response to the client.
future = e.getChannel().write(output);
if (close) {
// Close the channel after the response is sent.
future.addListener(ChannelFutureListener.CLOSE);
}
} else if (inputStream != null) {
// There is an input stream to send as a response.
if (CLoverride > -2) {
// Content-Length override has been set, send or omit as appropriate
if (CLoverride > -1 && CLoverride != DLNAMediaInfo.TRANS_SIZE) {
// Since PS3 firmware 2.50, it is wiser not to send an arbitrary Content-Length,
// as the PS3 will display a network error and request the last seconds of the
// transcoded video. Better to send no Content-Length at all.
output.setHeader(HttpHeaders.Names.CONTENT_LENGTH, "" + CLoverride);
}
} else {
int cl = inputStream.available();
LOGGER.trace("Available Content-Length: " + cl);
output.setHeader(HttpHeaders.Names.CONTENT_LENGTH, "" + cl);
}
if (range.isStartOffsetAvailable() && dlna != null) {
// Add timeseek information headers.
String timeseekValue = DLNAMediaInfo.getDurationString(range.getStartOrZero());
String timetotalValue = dlna.getMedia().getDurationString();
String timeEndValue =
range.isEndLimitAvailable()
? DLNAMediaInfo.getDurationString(range.getEnd())
: timetotalValue;
output.setHeader(
"TimeSeekRange.dlna.org",
"npt=" + timeseekValue + "-" + timeEndValue + "/" + timetotalValue);
output.setHeader(
"X-Seek-Range", "npt=" + timeseekValue + "-" + timeEndValue + "/" + timetotalValue);
}
// Send the response headers to the client.
future = e.getChannel().write(output);
if (lowRange != DLNAMediaInfo.ENDFILE_POS && !method.equals("HEAD")) {
// Send the response body to the client in chunks.
ChannelFuture chunkWriteFuture =
e.getChannel().write(new ChunkedStream(inputStream, BUFFER_SIZE));
// Add a listener to clean up after sending the entire response body.
chunkWriteFuture.addListener(
new ChannelFutureListener() {
@Override
public void operationComplete(ChannelFuture future) {
try {
PMS.get().getRegistry().reenableGoToSleep();
inputStream.close();
} catch (IOException e) {
LOGGER.debug("Caught exception", e);
}
// Always close the channel after the response is sent because of
// a freeze at the end of video when the channel is not closed.
future.getChannel().close();
startStopListenerDelegate.stop();
}
});
} else {
// HEAD method is being used, so simply clean up after the response was sent.
try {
PMS.get().getRegistry().reenableGoToSleep();
inputStream.close();
} catch (IOException ioe) {
LOGGER.debug("Caught exception", ioe);
}
if (close) {
// Close the channel after the response is sent
future.addListener(ChannelFutureListener.CLOSE);
}
startStopListenerDelegate.stop();
}
} else {
// No response data and no input stream. Seems we are merely serving up headers.
if (lowRange > 0 && highRange > 0) {
// FIXME: There is no content, so why set a length?
output.setHeader(HttpHeaders.Names.CONTENT_LENGTH, "" + (highRange - lowRange + 1));
} else {
output.setHeader(HttpHeaders.Names.CONTENT_LENGTH, "0");
}
// Send the response headers to the client.
future = e.getChannel().write(output);
if (close) {
// Close the channel after the response is sent.
future.addListener(ChannelFutureListener.CLOSE);
}
}
// Log trace information
Iterator<String> it = output.getHeaderNames().iterator();
while (it.hasNext()) {
String headerName = it.next();
LOGGER.trace("Sent to socket: " + headerName + ": " + output.getHeader(headerName));
}
return future;
}
@Override
public HttpResponse toNettyResponse(Message message, NettyHttpConfiguration configuration)
throws Exception {
LOG.trace("toNettyResponse: {}", message);
// the message body may already be a Netty HTTP response
if (message.getBody() instanceof HttpResponse) {
return (HttpResponse) message.getBody();
}
// the response code is 200 for OK and 500 for failed
boolean failed = message.getExchange().isFailed();
int defaultCode = failed ? 500 : 200;
int code = message.getHeader(Exchange.HTTP_RESPONSE_CODE, defaultCode, int.class);
HttpResponse response =
new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.valueOf(code));
LOG.trace("HTTP Status Code: {}", code);
TypeConverter tc = message.getExchange().getContext().getTypeConverter();
// append headers
// must use entrySet to ensure case of keys is preserved
for (Map.Entry<String, Object> entry : message.getHeaders().entrySet()) {
String key = entry.getKey();
Object value = entry.getValue();
// use an iterator as there can be multiple values. (must not use a delimiter)
final Iterator<?> it = ObjectHelper.createIterator(value, null);
while (it.hasNext()) {
String headerValue = tc.convertTo(String.class, it.next());
if (headerValue != null
&& headerFilterStrategy != null
&& !headerFilterStrategy.applyFilterToCamelHeaders(
key, headerValue, message.getExchange())) {
LOG.trace("HTTP-Header: {}={}", key, headerValue);
response.headers().add(key, headerValue);
}
}
}
Object body = message.getBody();
Exception cause = message.getExchange().getException();
// support bodies as native Netty
ChannelBuffer buffer;
// if there was an exception then use that as body
if (cause != null) {
if (configuration.isTransferException()) {
// we failed due an exception, and transfer it as java serialized object
ByteArrayOutputStream bos = new ByteArrayOutputStream();
ObjectOutputStream oos = new ObjectOutputStream(bos);
oos.writeObject(cause);
oos.flush();
IOHelper.close(oos, bos);
// the body should be the serialized java object of the exception
body = ChannelBuffers.copiedBuffer(bos.toByteArray());
// force content type to be serialized java object
message.setHeader(
Exchange.CONTENT_TYPE, NettyHttpConstants.CONTENT_TYPE_JAVA_SERIALIZED_OBJECT);
} else {
// we failed due an exception so print it as plain text
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
cause.printStackTrace(pw);
// the body should then be the stacktrace
body = ChannelBuffers.copiedBuffer(sw.toString().getBytes());
// force content type to be text/plain as that is what the stacktrace is
message.setHeader(Exchange.CONTENT_TYPE, "text/plain");
}
// and mark the exception as failure handled, as we handled it by returning it as the response
ExchangeHelper.setFailureHandled(message.getExchange());
}
if (body instanceof ChannelBuffer) {
buffer = (ChannelBuffer) body;
} else {
// try to convert to buffer first
buffer = message.getBody(ChannelBuffer.class);
if (buffer == null) {
// fallback to byte array as last resort
byte[] data = message.getBody(byte[].class);
if (data != null) {
buffer = ChannelBuffers.copiedBuffer(data);
} else {
// and if byte array fails then try String
String str;
if (body != null) {
str = message.getMandatoryBody(String.class);
} else {
str = "";
}
buffer = ChannelBuffers.copiedBuffer(str.getBytes());
}
}
}
if (buffer != null) {
response.setContent(buffer);
// We just need to reset the readerIndex this time
if (buffer.readerIndex() == buffer.writerIndex()) {
buffer.setIndex(0, buffer.writerIndex());
}
// TODO How to enable the chunk transport
int len = buffer.readableBytes();
// set content-length
response.headers().set(HttpHeaders.Names.CONTENT_LENGTH, len);
LOG.trace("Content-Length: {}", len);
}
// set the content type in the response.
String contentType = MessageHelper.getContentType(message);
if (contentType != null) {
// set content-type
response.headers().set(HttpHeaders.Names.CONTENT_TYPE, contentType);
LOG.trace("Content-Type: {}", contentType);
}
// configure connection to accordingly to keep alive configuration
// favor using the header from the message
String connection = message.getHeader(HttpHeaders.Names.CONNECTION, String.class);
// Read the connection header from the exchange property
if (connection == null) {
connection = message.getExchange().getProperty(HttpHeaders.Names.CONNECTION, String.class);
}
if (connection == null) {
// fallback and use the keep alive from the configuration
if (configuration.isKeepAlive()) {
connection = HttpHeaders.Values.KEEP_ALIVE;
} else {
connection = HttpHeaders.Values.CLOSE;
}
}
response.headers().set(HttpHeaders.Names.CONNECTION, connection);
// Just make sure we close the channel when the connection value is close
if (connection.equalsIgnoreCase(HttpHeaders.Values.CLOSE)) {
message.setHeader(NettyConstants.NETTY_CLOSE_CHANNEL_WHEN_COMPLETE, true);
}
LOG.trace("Connection: {}", connection);
return response;
}
private ChannelFuture write(ChannelBuffer responseBuffer) {
response.setContent(responseBuffer);
return ctx.getChannel().write(response);
}
public static void send(
byte[] bytes, HttpResponse response, HttpRequest request, ChannelHandlerContext context) {
response.setContent(ChannelBuffers.wrappedBuffer(bytes));
send(response, request, context);
}
/** Expected Message types: - HTTP Requests */
@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
if (!(e.getMessage() instanceof HttpRequest)) {
super.messageReceived(ctx, e);
return;
}
HttpRequest httpRequest = (HttpRequest) e.getMessage();
URI targetUri =
toThing(URI.create("http://" + httpRequest.getHeader("HOST") + httpRequest.getUri()));
log.debug("Received HTTP request for " + targetUri);
if (httpRequest.getHeader("HOST").contains(DNS_WILDCARD_POSTFIX)) {
String targetUriHost = InetAddress.getByName(targetUri.getHost()).getHostAddress();
// remove leading zeros per block
targetUriHost = targetUriHost.replaceAll(":0000", ":0");
targetUriHost = targetUriHost.replaceAll(":000", ":0");
targetUriHost = targetUriHost.replaceAll(":00", ":0");
targetUriHost = targetUriHost.replaceAll("(:0)([ABCDEFabcdef123456789])", ":$2");
// return shortened IP
targetUriHost =
targetUriHost.replaceAll("((?:(?:^|:)0\\b){2,}):?(?!\\S*\\b\\1:0\\b)(\\S*)", "::$2");
log.debug("Target host: " + targetUriHost);
String targetUriPath = targetUri.getRawPath();
log.debug("Target path: " + targetUriPath);
if (IPAddressUtil.isIPv6LiteralAddress(targetUriHost)) {
targetUriHost = "[" + targetUriHost + "]";
}
targetUri = toThing(URI.create("http://" + targetUriHost + httpRequest.getUri()));
log.debug("Shortened target URI: " + targetUri);
}
URI uriToCheck = targetUri;
if ((uriToCheck.getQuery() != null) && (uriToCheck.getQuery().equals("html"))) {
uriToCheck = toThing(URI.create("http://" + targetUri.getHost() + targetUri.getPath()));
}
if (entities.containsKey(uriToCheck)) {
Backend backend = entities.get(uriToCheck);
try {
ctx.getPipeline().remove("Backend to handle request");
} catch (NoSuchElementException ex) {
// Fine. There was no handler to be removed.
}
ctx.getPipeline().addLast("Backend to handle request", backend);
log.debug("Forward request to " + backend);
} else if (virtualEntities.containsKey(uriToCheck)) {
Backend backend = virtualEntities.get(uriToCheck);
try {
ctx.getPipeline().remove("Backend to handle request");
} catch (NoSuchElementException ex) {
// Fine. There was no handler to be removed.
}
ctx.getPipeline().addLast("Backend to handle request", backend);
log.debug("Forward request to " + backend);
}
// else if (targetUriPath.equals(PATH_TO_SERVER_LIST)) {
// // Handle request for resource at path ".well-known/core"
// StringBuilder buf = new StringBuilder();
// for(URI entity: getServices()) {
// buf.append(toThing(entity).toString() + "\n");
// }
// Channels.write(ctx.getChannel(),
// Answer.create(buf.toString()).setMime("text/plain"));
// return;
// }
// else if("/visualizer".equals(targetUriPath)){
// try {
// ctx.getPipeline().remove("Backend to handle request");
// }
// catch(NoSuchElementException ex) {
// //Fine. There was no handler to be removed.
// }
// ctx.getPipeline().addLast("VisualizerService", VisualizerService.getInstance());
// log.debug("Forward request to visualizer.");
// }
/*else if(targetUriPath.startsWith(SERVER_PATH_TO_SLSE_UI)) {
String f = LOCAL_PATH_TO_SLSE_UI + targetUriPath.substring(SERVER_PATH_TO_SLSE_UI.length());
Channels.write(ctx.getChannel(), Answer.create(new File(f)).setMime("text/n3"));
}*/
else if ("/".equals(targetUri.getRawPath())) {
HttpResponse httpResponse =
new DefaultHttpResponse(httpRequest.getProtocolVersion(), HttpResponseStatus.OK);
httpResponse.setContent(getHtmlListOfServices());
ChannelFuture future = Channels.write(ctx.getChannel(), httpResponse);
future.addListener(ChannelFutureListener.CLOSE);
return;
} else if (httpRequest.getUri().endsWith("spitfire-logo.png")
|| (httpRequest.getUri().endsWith("favicon.ico"))) {
File img;
if (httpRequest.getUri().endsWith("spitfire-logo.png")) {
img = new File("spitfire-logo.png");
} else {
img = new File("favicon.ico");
}
int imgLength = (int) img.length();
FileInputStream in = new FileInputStream(img);
byte[] imgMemory = new byte[imgLength];
in.read(imgMemory);
in.close();
HttpResponse httpResponse =
new DefaultHttpResponse(httpRequest.getProtocolVersion(), HttpResponseStatus.OK);
httpResponse.setContent(ChannelBuffers.wrappedBuffer(imgMemory));
ChannelFuture future = Channels.write(ctx.getChannel(), httpResponse);
future.addListener(ChannelFutureListener.CLOSE);
if (httpRequest.getUri().endsWith("spitfire-logo.png")) {
log.debug("Served request for Spitfire image.");
} else {
log.debug("Served favicon.");
}
return;
}
ctx.sendUpstream(e);
}
/**
* Sends nested multipart response. Outer multipart wraps all the keys requested. Each key has a
* separate multipart for the versioned values.
*/
@Override
public void sendResponse(StoreStats performanceStats, boolean isFromLocalZone, long startTimeInMs)
throws Exception {
// multiPartKeys is the outer multipart
MimeMultipart multiPartKeys = new MimeMultipart();
ByteArrayOutputStream keysOutputStream = new ByteArrayOutputStream();
for (Entry<ByteArray, List<Versioned<byte[]>>> entry : versionedResponses.entrySet()) {
ByteArray key = entry.getKey();
String contentLocationKey =
"/" + this.storeName + "/" + new String(Base64.encodeBase64(key.get()));
// Create the individual body part - for each key requested
MimeBodyPart keyBody = new MimeBodyPart();
try {
// Add the right headers
keyBody.addHeader(CONTENT_TYPE, "application/octet-stream");
keyBody.addHeader(CONTENT_TRANSFER_ENCODING, "binary");
keyBody.addHeader(CONTENT_LOCATION, contentLocationKey);
} catch (MessagingException me) {
logger.error("Exception while constructing key body headers", me);
keysOutputStream.close();
throw me;
}
// multiPartValues is the inner multipart
MimeMultipart multiPartValues = new MimeMultipart();
for (Versioned<byte[]> versionedValue : entry.getValue()) {
byte[] responseValue = versionedValue.getValue();
VectorClock vectorClock = (VectorClock) versionedValue.getVersion();
String eTag = RestUtils.getSerializedVectorClock(vectorClock);
// Create the individual body part - for each versioned value of
// a key
MimeBodyPart valueBody = new MimeBodyPart();
try {
// Add the right headers
valueBody.addHeader(CONTENT_TYPE, "application/octet-stream");
valueBody.addHeader(CONTENT_TRANSFER_ENCODING, "binary");
valueBody.addHeader(RestMessageHeaders.X_VOLD_VECTOR_CLOCK, eTag);
valueBody.setContent(responseValue, "application/octet-stream");
multiPartValues.addBodyPart(valueBody);
} catch (MessagingException me) {
logger.error("Exception while constructing value body part", me);
keysOutputStream.close();
throw me;
}
}
try {
// Add the inner multipart as the content of the outer body part
keyBody.setContent(multiPartValues);
multiPartKeys.addBodyPart(keyBody);
} catch (MessagingException me) {
logger.error("Exception while constructing key body part", me);
keysOutputStream.close();
throw me;
}
}
try {
multiPartKeys.writeTo(keysOutputStream);
} catch (Exception e) {
logger.error("Exception while writing mutipart to output stream", e);
throw e;
}
ChannelBuffer responseContent = ChannelBuffers.dynamicBuffer();
responseContent.writeBytes(keysOutputStream.toByteArray());
// Create the Response object
HttpResponse response = new DefaultHttpResponse(HTTP_1_1, OK);
// Set the right headers
response.setHeader(CONTENT_TYPE, "multipart/binary");
response.setHeader(CONTENT_TRANSFER_ENCODING, "binary");
// Copy the data into the payload
response.setContent(responseContent);
response.setHeader(CONTENT_LENGTH, response.getContent().readableBytes());
// Write the response to the Netty Channel
this.messageEvent.getChannel().write(response);
if (performanceStats != null && isFromLocalZone) {
recordStats(performanceStats, startTimeInMs, Tracked.GET_ALL);
}
keysOutputStream.close();
}
private void handleHttpRequest(ChannelHandlerContext ctx, HttpRequest req) throws Exception {
// Allow only GET methods.
if (req.getMethod() != GET) {
sendHttpResponse(ctx, req, new DefaultHttpResponse(HTTP_1_1, FORBIDDEN));
return;
}
// Send the demo page.
if (req.getUri().equals("/")) {
HttpResponse res = new DefaultHttpResponse(HTTP_1_1, OK);
ChannelBuffer content = WebSocketServerIndexPage.getContent(getWebSocketLocation(req));
res.setHeader(CONTENT_TYPE, "text/html; charset=UTF-8");
setContentLength(res, content.readableBytes());
res.setContent(content);
sendHttpResponse(ctx, req, res);
return;
}
// Serve the WebSocket handshake request.
if (req.getUri().equals(WEBSOCKET_PATH)
&& Values.UPGRADE.equalsIgnoreCase(req.getHeader(CONNECTION))
&& WEBSOCKET.equalsIgnoreCase(req.getHeader(Names.UPGRADE))) {
// Create the WebSocket handshake response.
HttpResponse res =
new DefaultHttpResponse(
HTTP_1_1, new HttpResponseStatus(101, "Web Socket Protocol Handshake"));
res.addHeader(Names.UPGRADE, WEBSOCKET);
res.addHeader(CONNECTION, Values.UPGRADE);
// Fill in the headers and contents depending on handshake method.
if (req.containsHeader(SEC_WEBSOCKET_KEY1) && req.containsHeader(SEC_WEBSOCKET_KEY2)) {
// New handshake method with a challenge:
res.addHeader(SEC_WEBSOCKET_ORIGIN, req.getHeader(ORIGIN));
res.addHeader(SEC_WEBSOCKET_LOCATION, getWebSocketLocation(req));
String protocol = req.getHeader(SEC_WEBSOCKET_PROTOCOL);
if (protocol != null) {
res.addHeader(SEC_WEBSOCKET_PROTOCOL, protocol);
}
// Calculate the answer of the challenge.
String key1 = req.getHeader(SEC_WEBSOCKET_KEY1);
String key2 = req.getHeader(SEC_WEBSOCKET_KEY2);
int a =
(int)
(Long.parseLong(key1.replaceAll("[^0-9]", ""))
/ key1.replaceAll("[^ ]", "").length());
int b =
(int)
(Long.parseLong(key2.replaceAll("[^0-9]", ""))
/ key2.replaceAll("[^ ]", "").length());
long c = req.getContent().readLong();
ChannelBuffer input = ChannelBuffers.buffer(16);
input.writeInt(a);
input.writeInt(b);
input.writeLong(c);
ChannelBuffer output =
ChannelBuffers.wrappedBuffer(MessageDigest.getInstance("MD5").digest(input.array()));
res.setContent(output);
} else {
// Old handshake method with no challenge:
res.addHeader(WEBSOCKET_ORIGIN, req.getHeader(ORIGIN));
res.addHeader(WEBSOCKET_LOCATION, getWebSocketLocation(req));
String protocol = req.getHeader(WEBSOCKET_PROTOCOL);
if (protocol != null) {
res.addHeader(WEBSOCKET_PROTOCOL, protocol);
}
}
// Upgrade the connection and send the handshake response.
ChannelPipeline p = ctx.getChannel().getPipeline();
p.remove("aggregator");
p.replace("decoder", "wsdecoder", new WebSocketFrameDecoder());
ctx.getChannel().write(res);
p.replace("encoder", "wsencoder", new WebSocketFrameEncoder());
return;
}
// Send an error page otherwise.
sendHttpResponse(ctx, req, new DefaultHttpResponse(HTTP_1_1, FORBIDDEN));
}
